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Cysteine

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2554: 491: 333: 109: 95: 71: 1679: 1089: 1329:, which rank amino acids from most hydrophobic to most hydrophilic, consistently place cysteine towards the hydrophobic end of the spectrum, even when they are based on methods that are not influenced by the tendency of cysteines to form disulfide bonds in proteins. Therefore, cysteine is now often grouped among the hydrophobic amino acids, though it is sometimes also classified as slightly polar, or polar. 5268: 1348: 979: 1368:. Cysteine residues play a valuable role by crosslinking proteins, which increases the rigidity of proteins and also functions to confer proteolytic resistance (since protein export is a costly process, minimizing its necessity is advantageous). Inside the cell, disulfide bridges between cysteine residues within a polypeptide support the protein's tertiary structure. 742: 3524:
Eriksson, C J Peter; Metsälä, Markus; Möykkynen, Tommi; Mäkisalo, Heikki; Kärkkäinen, Olli; Palmén, Maria; Salminen, Joonas E; Kauhanen, Jussi (20 October 2020). "L-Cysteine Containing Vitamin Supplement Which Prevents or Alleviates Alcohol-related Hangover Symptoms: Nausea, Headache, Stress and
1460:) produced by the respiratory chain can react with the cysteine residues in these complexes, leading to dysfunctional proteins and potentially contributing to aging. The primary response of a protein to ROS is the oxidation of cysteine and the loss of free thiol groups, resulting in increased 1312:
groups in the side chains of other polar amino acids. However, the cysteine side chain has been shown to stabilize hydrophobic interactions in micelles to a greater degree than the side chain in the nonpolar amino acid glycine and the polar amino acid serine. In a statistical analysis of the
3825:, previously ascribed to cystine, is ascribed. In order to indicate the relationships of this substance to cystine, I name this reduction product of cystine: "cysteïne".) Note: Baumann's proposed structures for cysteine and cystine (see p.302) are incorrect: for cysteine, he proposed CH 1035:
of animal materials, such as poultry feathers or hog hair. Despite widespread rumor, human hair is rarely a source material. Indeed, food additive or cosmetic product manufactures may not legally source from human hair in the European Union.
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Disulfide bonds in proteins are formed by oxidation of the sulfhydryl group of cysteine residues. The other sulfur-containing amino acid, methionine, cannot form disulfide bonds. More aggressive oxidants convert cysteine to the corresponding
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frequency with which amino acids appear in various proteins, cysteine residues were found to associate with hydrophobic regions of proteins. Their hydrophobic tendency was equivalent to that of known nonpolar amino acids such as
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foods. Some foods considered rich in cysteine include poultry, eggs, beef, and whole grains. In high-protein diets, cysteine may be partially responsible for reduced blood pressure and stroke risk. Although classified as a
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Semenza, Evan R.; Harraz, Maged M.; Abramson, Efrat; Malla, Adarsha P.; Vasavda, Chirag; Gadalla, Moataz M.; Kornberg, Michael D.; Snyder, Solomon H.; Roychaudhuri, Robin (23 Sep 2021) .
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and associated protein cross-linking. In contrast, another sulfur-containing, redox-active amino acid, methionine, does not exhibit these biochemical properties and its content is relatively upregulated in
1213:. While glutamic acid is usually sufficient because amino acid nitrogen is recycled through glutamate as an intermediary, dietary cysteine and glycine supplementation can improve synthesis of glutathione. 5802: 1420:
often function with the help of a catalytic cysteine. These roles are typically limited to the intracellular milieu, where the environment is reducing, and cysteine is not oxidized to cystine.
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chirality, because of the presence of sulfur (or selenium) as a second neighbor to the asymmetric carbon atom. The remaining chiral amino acids, having lighter atoms in that position, have
1205:, which occurs in humans and other organisms. The systemic availability of oral glutathione (GSH) is negligible; so it must be biosynthesized from its constituent amino acids, cysteine, 3311:
Moosmann, Bernd; Hajieva, Parvana; Behl, Christian (2006), "The antioxidant function of protein methionine explains about the evolution of a non-standard genetic code in mitochondria",
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Sprince H, Parker CM, Smith GG, Gonzales LJ (April 1974). "Protection against acetaldehyde toxicity in the rat by L-cysteine, thiamin and L-2-methylthiazolidine-4-carboxylic acid".
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in the food, pharmaceutical, and personal-care industries. One of the largest applications is the production of flavors. For example, the reaction of cysteine with sugars in a
5224: 5581: 2019:"Amino acid names and parlor games: from trivial names to a one-letter code, amino acid names have strained students' memories. Is a more rational nomenclature possible?" 1925: 1336:, which play an important role in the folding and stability of some proteins, usually proteins secreted to the extracellular medium. Since most cellular compartments are 5795: 3389:
Otoyama, Ippo; Hamada, Hironobu; Kimura, Tatsushi; Namba, Haruchi; Sekikawa, Kiyokazu; Kamikawa, Norimichi; Kajiwara, Teruki; Aizawa, Fumiya; Sato, Yoshinobu M. (2019).
867:-cysteine acts as a signaling molecule in mammalian nervous systems. Cysteine is named after its discovery in urine, which comes from the urinary bladder or cyst, from 1621:
to produce wool. It is an essential amino acid that is taken in from their feed. As a consequence, during drought conditions, sheep produce less wool; however,
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Milkowski, John D.; Veber, Daniel F.; Hirschmann, Ralph (1979). "Thiol Protection with the Acetamidomethyl Group: S-Acetamidomethyl-L-Cysteine Hydrochloride".
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Beyond the iron-sulfur proteins, many other metal cofactors in enzymes are bound to the thiolate substituent of cysteinyl residues. Examples include zinc in
550: 3943: 1390:, which oxidizes the environment. In this environment, cysteines are, in general, oxidized to cystine and are no longer functional as a nucleophiles. 1824: 3266:"Thiyl Radical Reaction with Amino Acid Side Chains: Rate Constants for Hydrogen Transfer and Relevance for Posttranslational Protein Modification" 5217: 2137: 2056: 5574: 5517: 1815: 223: 5997: 5168: 4479: 3348: 2615: 2513:"Deficient synthesis of glutathione underlies oxidative stress in aging and can be corrected by dietary cysteine and glycine supplementation" 2378: 2361:
Drauz, Karlheinz; Grayson, Ian; Kleemann, Axel; Krimmer, Hans-Peter; Leuchtenberger, Wolfgang; Weckbecker, Christoph (2007). "Amino Acids".
1321:(tyrosine is polar aromatic but also hydrophobic), those of which were much greater than that of known polar amino acids such as serine and 6310: 5901: 3936: 2847: 5906: 4535: 3613:
Powell BC, Walker SK, Bawden CS, Sivaprasad AV, Rogers GE (1994). "Transgenic sheep and wool growth: possibilities and current status".
2713: 1008:, in rare cases, cysteine may be essential for infants, the elderly, and individuals with certain metabolic diseases or who suffer from 6564: 5210: 1372:
is an example of a protein with cystine crosslinking, wherein two separate peptide chains are connected by a pair of disulfide bonds.
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system of designating chirality, based on the atomic numbers of atoms near the asymmetric carbon, cysteine (and selenocysteine) have
5567: 3731: 1849: 1794: 505: 1892: 1444:, cysteine exhibits strong nucleophilic and redox-active properties. These properties contribute to the depletion of cysteine from 4944: 1633:
Being multifunctional, cysteine undergoes a variety of reactions. Much attention has focused on protecting the sulfhydryl group.
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Interaction of alcohol and smoking in the pathogenesis of upper digestive tract cancers: possible chemoprevention with cysteine
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Cysteine has been proposed as a preventive or antidote for some of the negative effects of alcohol, including liver damage and
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Cysteine is a very popular target for site-directed labeling experiments to investigate biomolecular structure and dynamics.
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Bulaj G, Kortemme T, Goldenberg DP (June 1998). "Ionization-reactivity relationships for cysteine thiols in polypeptides".
6161: 4295: 1015:. Cysteine can usually be synthesized by the human body under normal physiological conditions if a sufficient quantity of 3074:
Giles, Niroshini M; Watts, Aaron B; Giles, Gregory I; Fry, Fiona H; Littlechild, Jennifer A; Jacob, Claus (August 2003).
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laws, is also available, albeit at a higher price. The typical synthetic route involves fermentation with an artificial
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form in the cell. Because of its high reactivity, the sulfhydryl group of cysteine has numerous biological functions.
1124: 1093: 469: 3756: 2321:"Regulation (EC) No 1223/2009 of the European Parliament and of the Council of 30 November 2009 on cosmetic products" 3570:
Kanter MZ (October 2006). "Comparison of oral and i.v. acetylcysteine in the treatment of acetaminophen poisoning".
1043:-cysteine as a food additive contravene kosher, halal, vegan, or vegetarian diets. To avoid this problem, synthetic 6559: 3911: 2308:...L-cysteine hydrochloride or hydrochloride monohydrate. Human hair may not be used as a source for this substance 1179: 668: 6358: 6266: 5992: 5941: 5916: 5291: 5120: 4977: 4669: 2088:
Lee, Jumin; Hitzenberger, Manuel; Rieger, Manuel; Kern, Nathan R.; Zacharias, Martin; Im, Wonpil (21 July 2020).
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In the translation of messenger RNA molecules to produce polypeptides, cysteine is coded for by the UGU and UGC
6479: 6286: 6142: 5921: 5233: 2332:...ANNEX II LIST OF SUBSTANCES PROHIBITED IN COSMETIC PRODUCTS...416 Cells, tissues or products of human origin 1445: 821: 4096: 5926: 3813:), however the new base can clearly be recognized as a reduction product of cystine, to which the formula C 6584: 6325: 6281: 6109: 5882: 5173: 4897: 4616: 4528: 4484: 4239: 4235: 4022: 4018: 1508:
applications, predominantly in Asia. Again, the cysteine is used for breaking up the disulfide bonds in the
1457: 1274: 1270: 2674:"A model for sulfhydryl groups in proteins. Hydrophobic interactions of the cystein side chain in micelles" 2553: 328: 6534: 6413: 6390: 6228: 6137: 6064: 5969: 5857: 5817: 5527: 5147: 5113: 4033: 3455: 2320: 1810: 6350: 6026: 5680: 5522: 5512: 5003: 4915: 3990: 1769: 1486: 1449: 1387: 1326: 1254: 1155: 277: 132: 3449: 108: 3171: 5825: 5814: 5726: 5532: 4591: 4568: 4181: 3859: 3402: 2751: 2434: 2145: 2064: 1971: 1649: 1383: 1337: 1117: 1005: 724: 101: 54: 1565:
dose of acetaldehyde. Those that received cysteine had an 80% survival rate; when both cysteine and
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is attached to the nitrogen atom. This compound is sold as a dietary supplement, and used as an
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Cysteine is considered a "newcomer" amino acid, being the 17th amino acid incorporated into the
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Arnold, Alan P.; Jackson, W. Gregory (1990). "Stereospecificity in the Synthesis of the Tris((
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Due to the ability of thiols to undergo redox reactions, cysteine and cysteinyl residues have
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Huang, Tzou-Chi; Ho, Chi-Tang (2001-07-27). Hui, Y. H.; Nip, Wai-Kit; Rogers, Robert (eds.).
3218: 2717: 2584: 1784: 5982: 5862: 5768: 5756: 5750: 5693: 5644: 5623: 5094: 4920: 4820: 4401: 4260: 4206: 4048: 3867: 3719: 3696: 3657: 3622: 3579: 3542: 3534: 3490: 3459: 3420: 3410: 3320: 3277: 3230: 3183: 3134: 3087: 3046: 3030: 2991: 2950: 2934: 2885: 2759: 2685: 2644: 2580: 2532: 2524: 2485: 2442: 2407: 2366: 2179: 2101: 2030: 1989: 1979: 1875: 1866:"Nomenclature and symbolism for amino acids and peptides (IUPAC-IUB Recommendations 1983)", 1745: 1638: 1587: 1524: 1057: 825: 788: 647: 581: 76: 2801:
Amino Acid Properties and Consequences of Substitutions, In: Bioinformatics for Geneticists
2243:"Like mountains hanging by a hair: Kosher issues in L-cysteine (Commentary on Chagiga I:8)" 1713:
found that when cystine was treated with a reducing agent, cystine revealed itself to be a
456: 449: 6579: 6276: 6084: 5152: 5107: 4724: 4361: 4068: 4053: 4037: 3980: 3972: 3923: 3793:(Analysis of the substance reveals values which approximate those required by cystine (C 3467: 2826: 2568: 2250: 1828: 1498: 1278: 1262: 305: 2344: 2167: 297: 187: 3863: 3406: 3324: 2755: 2438: 1975: 1900: 1174:
and easily oxidized. The reactivity is enhanced when the thiol is ionized, and cysteine
490: 332: 257: 179: 172: 6271: 5911: 5872: 5469: 5179: 5101: 5042: 5013: 4937: 4851: 4714: 4557: 4490: 4211: 4186: 4076: 3959: 3425: 3390: 3051: 3018: 2690: 2673: 2537: 2512: 1994: 1957: 1505: 1379: 1333: 1148: 972: 879: 868: 733: 682: 70: 5202: 3872: 3847: 3187: 3091: 2955: 2922: 2764: 2739: 2034: 1678: 1088: 6553: 6456: 6423: 6385: 6243: 6127: 5699: 5687: 5673: 5627: 5601: 5542: 5463: 5457: 5359: 5072: 4838: 4732: 4649: 4451: 4436: 4356: 4275: 4255: 4245: 4221: 4091: 4043: 3723: 3139: 3122: 2123: 1710: 1606: 1576:
In 2020 an article was published that suggests L-cysteine might also work in humans.
1570: 1466: 1461: 1365: 1361: 1210: 1128: 1009: 636: 321: 3928: 3889: 3791:) verlangten sich nähern, nenne ich dieses Reduktionsprodukt des Cystins: Cysteïn." 3219:"Sulfur and Selenium: The Role of Oxidation State in Protein Structure and Function" 2781: 2199: 6494: 6372: 6248: 6079: 6012: 5877: 5867: 5847: 5607: 5257: 4932: 4802: 4641: 4548: 4371: 4366: 4346: 4316: 4280: 4106: 4028: 3963: 3599: 3510: 2907: 2633:"Pharmacologic role of cysteine in ameliorating or exacerbating mineral toxicities" 2462: 2018: 1642: 1598: 1544: 1429: 1398: 1258: 1113: 909: 5931: 3391:"L-cysteine improves blood fluidity impaired by acetaldehyde: In vitro evaluation" 2370: 2255:
Rabbi Blech does not address hog hair-derived cysteine, which is almost certainly
1355:(shown here in its neutral form), two cysteines bound together by a disulfide bond 1076:
hydrolyzes racemic 2‑amino-Δ‑thiazoline-4‑carboxylic acid to
894:
is sometimes used. The deprotonated form can generally be described by the symbol
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Jacob, Claus; Giles, Gregory I.; Giles, Niroshini M.; Sies, Helmut (2003-10-13).
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properties. Its antioxidant properties are typically expressed in the tripeptide
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Anderson, Mary E.; Meister, Alton (1987). "Intracellular delivery of cysteine".
3075: 3019:"Cysteine-Mediated Redox Signaling: Chemistry, Biology, and Tools for Discovery" 1645: 1634: 1559: 1548: 1531:
for EPR or paramagnetic relaxation-enhanced NMR also uses cysteine extensively.
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Most cysteine residues are covalently bonded to other cysteine residues to form
1305: 1301: 1266: 1250: 1234: 1202: 1198: 1171: 848: 5267: 1347: 1162:, using sulfide sources, converts this ester into cysteine, releasing acetate. 6504: 6380: 6345: 6335: 6320: 6301: 6200: 6195: 6190: 6089: 5977: 5956: 5829: 5811: 5631: 5537: 5378: 5354: 5311: 5300: 5088: 5023: 4993: 4777: 4757: 4747: 4631: 4576: 4456: 4441: 4421: 4416: 4406: 4396: 4386: 4341: 4336: 4331: 4290: 4216: 4121: 4116: 4111: 4086: 2242: 1740: 1730: 1622: 1482: 1453: 1441: 1433: 1314: 1226: 1109: 1069: 1032: 1016: 925: 658: 615: 563: 374: 288: 218: 3661: 3538: 3289: 3265: 3242: 3195: 3148: 3099: 3042: 2946: 2271: 2042: 924:
Like other amino acids (not as a residue of a protein), cysteine exists as a
6404: 6220: 6185: 6118: 6104: 5650: 5428: 5393: 5383: 5344: 4742: 4699: 4684: 4654: 4601: 4431: 4381: 4376: 4285: 4265: 4146: 4058: 3368: 2649: 2632: 2528: 1984: 1879: 1520: 1406: 1322: 978: 844: 3881: 3591: 3556: 3434: 3297: 3250: 3234: 3203: 3156: 3107: 3060: 3003: 2899: 2773: 2592: 2546: 2411: 2191: 2138:"Amber Workshop - Tutorial A1 - Section 1: Do some editing of the PDB file" 2115: 2057:"Amber Workshop - Tutorial A1 - Section 1: Do some editing of the PDB file" 2003: 3741: 3634: 3502: 2964: 2699: 2658: 2497: 2454: 2446: 6460: 6447: 6180: 6171: 6075: 6036: 5852: 5744: 5590: 5481: 5422: 5349: 4972: 4810: 4752: 4737: 4689: 4679: 4606: 4581: 4544: 4461: 4426: 4391: 4351: 4250: 4141: 4126: 4101: 4081: 4000: 3172:"Role of oxidative stress and protein oxidation in the aging process1, 2" 2569:"Iron-sulfur protein biogenesis in eukaryotes: components and mechanisms" 2214:"Cysteine - Health Encyclopedia - University of Rochester Medical Center" 1932:. University of Wisconsin-Madison Bacteriology Department. Archived from 1602: 1566: 1540: 1437: 1318: 1309: 1186: 1144: 1127:
then combines homocysteine and serine to form the asymmetrical thioether
1012: 968: 902: 366: 358: 43: 39: 31: 17: 3700: 3547: 2345:"Questions About Food Ingredients: What is L-cysteine/cysteine/cystine?" 1401:
sulfhydryl group allows cysteine to conjugate to other groups, e.g., in
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Aside from its oxidation to cystine, cysteine participates in numerous
1369: 1352: 1341: 1238: 1222: 1206: 1147:, cysteine biosynthesis also starts from serine, which is converted to 1000: 887: 883: 416: 341: 47: 35: 3626: 3281: 3034: 2489: 2168:"Dietary Cysteine and Other Amino Acids and Stroke Incidence in Women" 2106: 2089: 1547:. It binds to acetaldehyde to form the low-toxicity heterocycle methyl 6257: 6055: 5838: 5416: 5388: 5295: 5134: 4226: 4170: 1893:"cysteine - Definition of cysteine in English by Oxford Dictionaries" 1417: 1409: 1282: 1105: 1065: 1048: 268: 4513: 2398:; Scherberich, Paul (1981). "Facile Synthesis of Racemic Cysteine". 732:
Except where otherwise noted, data are given for materials in their
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Larsson, Susanna C.; Håkansson, Niclas; Wolk, Alicja (April 2015).
404: 4694: 4165: 4131: 3367:. U.S. Food and Drug Administration. November 2004. Archived from 3264:
Nauser, Thomas; Pelling, Jill; Schöneich, Christian (2004-10-01).
2980:"The origin of the genetic code and of the earliest oligopeptides" 2425:
Hell R (1997). "Molecular physiology of plant sulfur metabolism".
2257: 1618: 1346: 1294: 1140: 1052: 977: 913: 840: 686: 248: 222: 211: 201: 3771:"Die Analyse der Substanz ergibt Werthe, welche den vom Cystin (C 1660:
Relative to most other amino acids, cysteine is much more toxic.
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amino acid, based largely on the chemical parallel between its
5667: 1926:"The primary structure of proteins is the amino acid sequence" 1783:
Belitz, H.-D; Grosch, Werner; Schieberle, Peter (2009-02-27).
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InChI=1/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1
5559: 3848:"Strong hydrophobic nature of cysteine residues in proteins" 2874:"Formation and transfer of disulphide bonds in living cells" 2740:"Strong hydrophobic nature of cysteine residues in proteins" 1625:
sheep that can make their own cysteine have been developed.
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Meat Science and Applications, ch. Flavors of Meat Products
3123:"Mitochondrially encoded cysteine predicts animal lifespan" 1844:(62nd ed.). Boca Raton, FL: CRC Press. p. C-259. 1185:
values close to neutrality, so are often in their reactive
3718:. Methods in Enzymology. Vol. 143. pp. 313–325. 2823:"Introduction to Protein Structure--Non-Polar Amino Acids" 3076:"Metal and Redox Modulation of Cysteine Protein Function" 2921:
Osawa, S; Jukes, T H; Watanabe, K; Muto, A (March 1992).
806: 797: 863:‑Cysteine is a protein monomer in all biota, and 1690: 1068:(formerly Degussa) introduced a route from substituted 750: 3916: 1416:, which engage in proteolysis in the apoptotic cycle. 2272:"VRG-News July 2007 -- the Vegetarian Resource Group" 990:)-Cysteine (right) in zwitterionic form at neutral pH 812: 800: 794: 359: 3017:
Paulsen, Candice E.; Carroll, Kate S. (2013-07-10).
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In the field of personal care, cysteine is used for
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In animals, biosynthesis begins with the amino acid
886:, which serves an important structural role in many 803: 514:
InChI=1S/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)
6525: 6518: 6492: 6455: 6445: 6422: 6403: 6334: 6300: 6256: 6241: 6209: 6170: 6151: 6117: 6102: 6049: 6034: 6025: 5955: 5891: 5837: 5824: 5443: 5402: 5368: 5335: 5282: 5275: 5240: 5133: 5080: 5032: 5002: 4971: 4953: 4906: 4883: 4876: 4837: 4819: 4801: 4790: 4766: 4723: 4663: 4640: 4615: 4590: 4567: 4556: 4304: 4164: 4155: 4067: 3971: 2923:"Recent evidence for evolution of the genetic code" 1432:. Similar to other later-added amino acids such as 1300:Cysteine has traditionally been considered to be a 1285:metals such as mercury, lead, and cadmium tightly. 791: 534:
InChI=1/C3H7NO2S/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)
383: 3121:Moosmann, Bernd; Behl, Christian (February 2008). 2400:Angewandte Chemie International Edition in English 1237:is extracted from cysteine, which is converted to 878:The thiol is susceptible to oxidation to give the 1412:transfer ubiquitin to its pendant, proteins, and 641:240 °C (464 °F; 513 K) decomposes 1523:selectively attach to cysteine using a covalent 1340:, disulfide bonds are generally unstable in the 1277:, so that proteins containing cysteine, such as 428: 3846:Nagano N, Ota M, Nishikawa K (September 1999). 2738:Nagano N, Ota M, Nishikawa K (September 1999). 901:When used as a food additive, cysteine has the 186: 178: 171: 3687:)-Cysteinesulfinato-N,S)cobaltate(III) Ions". 2511:Sekhar, Rajagopal V; Patel, Sanjeet G (2011). 2363:Ullmann's Encyclopedia of Industrial Chemistry 5796: 5575: 5218: 4529: 3944: 2610:. Mill Valley, CA: University Science Books. 2606:Lippard, Stephen J.; Berg, Jeremy M. (1994). 1823:Dep't. of Biology, Chemistry, and Pharmacy. 1569:were administered, all animals survived. The 1135:converts the cystathionine into cysteine and 843:side chain in cysteine often participates in 8: 2631:Baker DH, Czarnecki-Maulden GL (June 1987). 2090:"CHARMM-GUI supports the Amber force fields" 1809:Kirste, Burkhard (23 Jan 1998). " 1920: 1918: 6522: 6452: 6253: 6114: 6046: 6031: 5834: 5803: 5789: 5781: 5582: 5568: 5560: 5279: 5225: 5211: 5203: 4880: 4798: 4564: 4536: 4522: 4514: 4161: 3951: 3937: 3929: 2517:The American Journal of Clinical Nutrition 2356: 2354: 2235: 2233: 1543:. It counteracts the poisonous effects of 489: 331: 304: 296: 59: 53:"Cys" redirects here. For other uses, see 3871: 3546: 3424: 3414: 3138: 3050: 2954: 2889: 2763: 2689: 2648: 2536: 2105: 1993: 1983: 455: 448: 2848:"Virtual Chembook--Amino Acid Structure" 2585:10.1146/annurev.cellbio.22.010305.104538 1641:. Treatment with formaldehyde gives the 1193:Precursor to the antioxidant glutathione 1087: 834: 830: 3223:Angewandte Chemie International Edition 1761: 1597:is a derivative of cysteine wherein an 1269:. The sulfhydryl group also has a high 555: 510: 485: 2978:Trifonov, Edward N. (September 2009). 2872:Sevier CS, Kaiser CA (November 2002). 1031:-cysteine is obtained industrially by 322: 5998:2-Amino-3-carboxymuconic semialdehyde 3761:Zeitschrift für physiologische Chemie 2083: 2081: 1842:CRC Handbook of Chemistry and Physics 1344:with some exceptions as noted below. 517:Key: XUJNEKJLAYXESH-UHFFFAOYSA-N 276: 256: 7: 6311:2,3-Dihydroxy-3-methylpentanoic acid 3917:International Kidney Stone Institute 2714:"A Review of Amino Acids (tutorial)" 2608:Principles of Bioinorganic Chemistry 2241:Blech, Zushe Yosef (May 2003). 5234:Encoded (proteinogenic) amino acids 3759:[On cystine and cysteine]. 3325:10.1016/j.freeradbiomed.2006.10.015 2716:. Curtin University. Archived from 1221:Cysteine is an important source of 1039:Some animal-originating sources of 537:Key: XUJNEKJLAYXESH-UHFFFAOYAC 527:Key: XUJNEKJLAYXESH-REOHCLBHBU 419: 403: 2850:. Elmhurst College. Archived from 2795:Betts, M.J.; R.B. Russell (2003). 2691:10.1111/j.1432-1033.1968.tb19535.x 147:2-Amino-3-sulfhydrylpropanoic acid 25: 5661:Additional chemicals (E1100–1599) 3313:Free Radical Biology and Medicine 3176:Free Radical Biology and Medicine 1535:Reducing toxic effects of alcohol 1456:, since reactive oxygen species ( 1378:catalyze the proper formation of 1217:Precursor to iron-sulfur clusters 1170:The cysteine sulfhydryl group is 1096:catalyzes the upper reaction and 1047:-cysteine, compliant with Jewish 967:chirality. Replacing sulfur with 5266: 3170:Sohal, Rajindar S (2002-07-01). 3140:10.1111/j.1474-9726.2007.00349.x 2552: 1677: 1652:upon treatment with metal ions. 1558:study, test animals received an 1395:post-translational modifications 787: 740: 599: 593: 69: 6133:Imidazol-4-one-5-propionic acid 3270:Chemical Research in Toxicology 2094:The Journal of Chemical Physics 999:Cysteinyl is a residue in high- 859:-cysteine are found in nature. 851:. Cysteine is chiral, but both 736:(at 25 °C , 100 kPa). 5947:β-Hydroxy β-methylglutaryl-CoA 5902:β-Hydroxy β-methylbutyric acid 1840:Weast, Robert C., ed. (1981). 1648:. Cysteine forms a variety of 951:-glyceraldehyde. In the newer 943:notation based on homology to 608: 602: 587: 1: 6162:1-Pyrroline-5-carboxylic acid 5907:β-Hydroxy β-methylbutyryl-CoA 3873:10.1016/S0014-5793(99)01122-9 3716:Sulfur and Sulfur Amino Acids 3365:"Food Ingredients and Colors" 3188:10.1016/S0891-5849(02)00856-0 3092:10.1016/s1074-5521(03)00174-1 2821:Gorga, Frank R. (1998–2001). 2765:10.1016/S0014-5793(99)01122-9 2567:Lill R, Mühlenhoff U (2006). 2371:10.1002/14356007.a02_057.pub2 2035:10.1016/s0307-4412(97)00167-2 1897:Oxford Dictionaries - English 1424:Evolutionary role of cysteine 1108:. The sulfur is derived from 1100:catalyzes the lower reaction. 6292:2-Methyl-3-oxopropanoic acid 3724:10.1016/0076-6879(87)43059-0 3416:10.1371/journal.pone.0214585 2996:10.1016/j.resmic.2009.05.004 2939:10.1128/mr.56.1.229-264.1992 2347:. Vegetarian Resource Group. 2249:. Vol. IV, no. 6. 2184:10.1161/STROKEAHA.114.008022 1497:-Cysteine is also used as a 1376:Protein disulfide isomerases 1074:Pseudomonas thiazolinophilum 6470:4-Hydroxyphenylpyruvic acid 6003:2-Aminomuconic semialdehyde 3960:Cough and cold preparations 2672:Heitmann P (January 1968). 1721:which he named "cysteïne". 1529:Site-directed spin labeling 1125:Cystathionine beta-synthase 1094:Cystathionine beta synthase 890:. In this case, the symbol 89: 6611: 6346:generation of homocysteine 5292:Branched-chain amino acids 3757:"Ueber Cystin und Cysteïn" 2297:"EU Chemical Requirements" 2017:Saffran, M. (April 1998). 1667: 1289:Roles in protein structure 52: 29: 6565:Proteinogenic amino acids 5993:3-Hydroxyanthranilic acid 5597: 5495: 5264: 5163: 5121:Prednisolone/promethazine 5102:Methylthioninium chloride 4474: 3454:(Academic dissertation). 3448:Salaspuro, Ville (2006). 2797:"Hydrophobic amino acids" 2573:Annu. Rev. Cell Dev. Biol 1821:Free University of Berlin 1573:had a 10% survival rate. 1133:cystathionine gamma-lyase 1116:through the intermediate 1098:cystathionine gamma-lyase 730: 723: 718: 663:1.5g/100g ethanol 19 °C 631:white crystals or powder 574: 546: 501: 155: 141: 131: 126: 88: 68: 6480:4-Maleylacetoacetic acid 6287:3-Hydroxyisobutyric acid 6143:Glutamate-1-semialdehyde 5657:Miscellaneous (E900–999) 4097:Dembrexine hydrochloride 3906:Cystinuria Clearinghouse 3662:10.15227/orgsyn.059.0190 3343:. CRC. pp. 71–102. 2984:Research in Microbiology 2878:Nat. Rev. Mol. Cell Biol 2253:– via kashrut.com. 1617:Cysteine is required by 1112:, which is converted to 822:proteinogenic amino acid 719:Supplementary data page 30:Not to be confused with 27:Proteinogenic amino acid 6326:2-Methylacetoacetyl-CoA 6282:3-Hydroxyisobutyryl-CoA 5818:metabolic intermediates 3080:Chemistry & Biology 2927:Microbiological Reviews 2529:10.3945/ajcn.110.003483 1985:10.1073/pnas.2110610118 1880:10.1351/pac198456050595 1816:Overview of Amino Acids 1709:In 1884 German chemist 986:)-Cysteine (left) and ( 6595:Excitatory amino acids 6570:Glucogenic amino acids 6535:Cysteine sulfinic acid 6381:conversion to cysteine 6138:Formiminoglutamic acid 6065:3-Phosphoglyceric acid 5942:β-Methylglutaconyl-CoA 5114:Potassium permanganate 4770:neuromuscular blockade 4029:Hederae helicis folium 3572:Am J Health Syst Pharm 3539:10.1093/alcalc/agaa082 3527:Alcohol and Alcoholism 3468:URN:ISBN:952-10-3056-9 3456:University of Helsinki 3235:10.1002/anie.200300573 2412:10.1002/anie.198106681 2218:www.urmc.rochester.edu 1650:coordination complexes 1356: 1101: 991: 112: 98: 6267:α-Ketoisovaleric acid 5922:β-Ketoisocaproic acid 5917:α-Ketoisocaproic acid 4916:4-Dimethylaminophenol 3991:Antimony pentasulfide 2650:10.1093/jn/117.6.1003 2447:10.1007/s004250050112 2023:Biochemical Education 1903:on September 25, 2016 1493:yields meat flavors. 1477:Cysteine, mainly the 1388:endoplasmic reticulum 1382:; the cell transfers 1350: 1338:reducing environments 1327:Hydrophobicity scales 1265:, and nickel in the - 1255:alcohol dehydrogenase 1156:serine transacetylase 1091: 981: 820:) is a semiessential 460: (hydrochloride) 367:(glazing agents, ...) 183: (hydrochloride) 111: 97: 6354:-Adenosyl methionine 5937:β-Methylcrotonyl-CoA 5927:β-Ketoisocaproyl-CoA 5883:β-Hydroxybutyryl-CoA 5727:Potassium persulfate 5004:Paracetamol toxicity 4848:direct Xa inhibitors 4569:Alcohol intoxication 4182:Acetyldihydrocodeine 3912:Cysteine MS Spectrum 3755:Baumann, E. (1884). 2396:Offermanns, Heribert 1874:(5): 595–624, 1984, 1384:dehydroascorbic acid 1259:blue copper proteins 1231:iron-sulfur clusters 1166:Biological functions 1092:Cysteine synthesis: 1006:essential amino acid 725:Cysteine (data page) 102:Ball-and-stick model 55:Cys (disambiguation) 6527:Cysteine metabolism 6316:2-Methylbutyryl-CoA 6008:2-Aminomuconic acid 5988:3-Hydroxykynurenine 5733:Ammonium persulfate 4327:Bibenzonium bromide 3864:1999FEBSL.458...69N 3701:10.1021/ic00343a061 3689:Inorganic Chemistry 3615:Reprod. Fertil. Dev 3407:2019PLoSO..1414585O 2756:1999FEBSL.458...69N 2439:1997Plant.202..138H 1976:2021PNAS..11810610S 1970:(39): e2110610118. 1930:The Microbial World 1736:Cysteine metabolism 1448:complexes, such as 1121:-adenosylmethionine 648:Solubility in water 623: g·mol 116:Space-filling model 65: 6590:E-number additives 6575:Sulfur amino acids 6414:α-Ketobutyric acid 6391:α-Ketobutyric acid 6229:γ-Glutamylcysteine 5973:′-Formylkynurenine 5858:α-Aminoadipic acid 5618:acidity regulators 5548:Dehydroamino acids 5508:Encoded (proteins) 5444:Negative charge (p 5403:Positive charge (p 5190:Never to phase III 4987:Primary alcohols: 4945:Sodium thiosulfate 4829:Digoxin immune fab 4501:Never to phase III 4157:Cough suppressants 3922:2019-05-13 at the 3769:From pp. 301-302: 3584:10.2146/ajhp060050 3495:10.1007/BF01966822 3458:. pp. 41–44. 1827:2016-11-10 at the 1689:. You can help by 1637:of cysteine gives 1629:Chemical reactions 1469:encoded proteins. 1357: 1137:alpha-ketobutyrate 1102: 1080:‑cysteine. 1023:Industrial sources 992: 763:Infobox references 653:277g/L (at 25 °C) 566:: C((C(=O)))S 113: 99: 60: 6560:Alpha-Amino acids 6547: 6546: 6543: 6542: 6514: 6513: 6488: 6487: 6475:Homogentisic acid 6441: 6440: 6433:Methylmalonyl-CoA 6237: 6236: 6098: 6097: 6021: 6020: 5778: 5777: 5739:Potassium bromate 5720: 5711: 5651:Flavour enhancers 5645:anticaking agents 5557: 5556: 5518:Non-proteinogenic 5491: 5490: 5200: 5199: 5129: 5128: 4963:Calcium gluconate 4955:Hydrofluoric acid 4908:Cyanide poisoning 4885:Arsenic poisoning 4872: 4871: 4786: 4785: 4511: 4510: 4470: 4469: 4006:Guaiacolsulfonate 3986:Ammonium chloride 3695:(18): 3618–3620. 3650:Organic Syntheses 3627:10.1071/RD9940615 3350:978-0-203-90808-2 3282:10.1021/tx049856y 3276:(10): 1323–1328. 3229:(39): 4742–4758. 3035:10.1021/cr300163e 2617:978-0-935702-73-6 2490:10.1021/bi973101r 2394:Martens, Jürgen; 2380:978-3-527-30673-2 2247:MK News and Views 2107:10.1063/5.0012280 1751:Sullivan reaction 1707: 1706: 1491:Maillard reaction 1446:respiratory chain 1245:Metal ion binding 1229:. The sulfide in 1178:in proteins have 1160:cysteine synthase 866: 862: 858: 854: 771:Chemical compound 769: 768: 470:CompTox Dashboard 312: 224:Interactive image 213:Interactive image 122: 121: 82: 16:(Redirected from 6602: 6523: 6453: 6367: 6366: 6254: 6115: 6047: 6032: 5983:Anthranilic acid 5863:2-Oxoadipic acid 5835: 5805: 5798: 5791: 5782: 5769:Benzoyl peroxide 5757:Azodicarbonamide 5751:Chlorine dioxide 5718: 5709: 5681:Improving agents 5674:Synthetic glazes 5584: 5577: 5570: 5561: 5280: 5270: 5227: 5220: 5213: 5204: 5095:Potassium iodide 4921:Hydroxocobalamin 4881: 4821:Digoxin toxicity 4799: 4565: 4538: 4531: 4524: 4515: 4402:Levodropropizine 4261:Levopropoxyphene 4207:Dextromethorphan 4162: 4049:Potassium iodide 3953: 3946: 3939: 3930: 3893: 3875: 3834: 3768: 3752: 3746: 3745: 3711: 3705: 3704: 3672: 3666: 3665: 3645: 3639: 3638: 3610: 3604: 3603: 3567: 3561: 3560: 3550: 3521: 3515: 3514: 3478: 3472: 3471: 3445: 3439: 3438: 3428: 3418: 3386: 3380: 3379: 3377: 3376: 3361: 3355: 3354: 3334: 3328: 3327: 3319:402: S149–S150, 3308: 3302: 3301: 3261: 3255: 3254: 3214: 3208: 3207: 3167: 3161: 3160: 3142: 3118: 3112: 3111: 3071: 3065: 3064: 3054: 3029:(7): 4633–4679. 3023:Chemical Reviews 3014: 3008: 3007: 2975: 2969: 2968: 2958: 2918: 2912: 2911: 2893: 2869: 2863: 2862: 2860: 2859: 2844: 2838: 2837: 2835: 2834: 2825:. Archived from 2818: 2812: 2811: 2809: 2808: 2792: 2786: 2785: 2767: 2735: 2729: 2728: 2726: 2725: 2710: 2704: 2703: 2693: 2669: 2663: 2662: 2652: 2628: 2622: 2621: 2603: 2597: 2596: 2564: 2558: 2557: 2556: 2550: 2540: 2508: 2502: 2501: 2473: 2467: 2466: 2422: 2416: 2415: 2391: 2385: 2384: 2358: 2349: 2348: 2341: 2335: 2334: 2329: 2327: 2317: 2311: 2310: 2305: 2303: 2293: 2287: 2286: 2284: 2282: 2268: 2262: 2254: 2237: 2228: 2227: 2225: 2224: 2210: 2204: 2203: 2163: 2157: 2156: 2154: 2153: 2144:. Archived from 2134: 2128: 2127: 2109: 2085: 2076: 2075: 2073: 2072: 2063:. Archived from 2053: 2047: 2046: 2014: 2008: 2007: 1997: 1987: 1952: 1946: 1945: 1943: 1941: 1922: 1913: 1912: 1910: 1908: 1899:. Archived from 1889: 1883: 1882: 1868:Pure Appl. Chem. 1863: 1857: 1855: 1837: 1831: 1807: 1801: 1800: 1780: 1774: 1773: 1766: 1746:Saville reaction 1702: 1699: 1681: 1674: 1639:S-methylcysteine 1594: 1525:Michael addition 1496: 1480: 1306:sulfhydryl group 1257:, copper in the 1241:in the process. 1079: 1046: 1042: 1030: 1027:The majority of 950: 946: 942: 938: 931: 864: 860: 856: 852: 838: 819: 818: 815: 814: 811: 808: 805: 802: 799: 796: 793: 753: 747: 744: 743: 622: 610: 604: 601: 595: 589: 582:Chemical formula 494: 493: 478: 476: 459: 452: 432: 421: 407: 387: 361: 343: 335: 324: 310: 308: 300: 280: 260: 226: 215: 191: D-cysteine 190: 182: 175: 90: 80: 77:Skeletal formula 73: 66: 63: 21: 6610: 6609: 6605: 6604: 6603: 6601: 6600: 6599: 6550: 6549: 6548: 6539: 6510: 6484: 6437: 6418: 6399: 6364: 6363: 6330: 6296: 6277:Methacrylyl-CoA 6247: 6233: 6205: 6166: 6147: 6110:α-ketoglutarate 6108: 6094: 6085:Phosphocreatine 6054: 6040: 6017: 5951: 5887: 5820: 5809: 5779: 5774: 5705: 5688:Packaging gases 5664: 5593: 5588: 5558: 5553: 5552: 5533:Secondary amino 5487: 5450: 5439: 5409: 5398: 5364: 5331: 5271: 5262: 5236: 5231: 5201: 5196: 5195: 5180:Clinical trials 5159: 5153:Syrup of ipecac 5125: 5108:oxidizing agent 5076: 5028: 5007:(Acetaminophen) 5006: 4998: 4979: 4978:Ethylene glycol 4976: 4967: 4949: 4902: 4868: 4833: 4815: 4793: 4782: 4768: 4762: 4725:Opioid overdose 4719: 4671: 4670:Organophosphate 4668: 4659: 4636: 4618: 4611: 4593: 4586: 4559: 4552: 4542: 4512: 4507: 4506: 4491:Clinical trials 4466: 4362:Diphenhydramine 4300: 4175:and derivatives 4174: 4169: 4151: 4063: 4038:Syrup of ipecac 3967: 3957: 3924:Wayback Machine 3900: 3845: 3842: 3840:Further reading 3837: 3832: 3828: 3824: 3820: 3816: 3812: 3808: 3804: 3800: 3796: 3790: 3786: 3782: 3778: 3774: 3754: 3753: 3749: 3734: 3713: 3712: 3708: 3674: 3673: 3669: 3647: 3646: 3642: 3612: 3611: 3607: 3569: 3568: 3564: 3523: 3522: 3518: 3480: 3479: 3475: 3447: 3446: 3442: 3401:(3): e0214585. 3388: 3387: 3383: 3374: 3372: 3363: 3362: 3358: 3351: 3336: 3335: 3331: 3310: 3309: 3305: 3263: 3262: 3258: 3216: 3215: 3211: 3169: 3168: 3164: 3120: 3119: 3115: 3073: 3072: 3068: 3016: 3015: 3011: 2977: 2976: 2972: 2920: 2919: 2915: 2871: 2870: 2866: 2857: 2855: 2846: 2845: 2841: 2832: 2830: 2820: 2819: 2815: 2806: 2804: 2794: 2793: 2789: 2737: 2736: 2732: 2723: 2721: 2712: 2711: 2707: 2678:Eur. J. Biochem 2671: 2670: 2666: 2630: 2629: 2625: 2618: 2605: 2604: 2600: 2566: 2565: 2561: 2551: 2510: 2509: 2505: 2484:(25): 8965–72. 2475: 2474: 2470: 2424: 2423: 2419: 2393: 2392: 2388: 2381: 2360: 2359: 2352: 2343: 2342: 2338: 2325: 2323: 2319: 2318: 2314: 2301: 2299: 2295: 2294: 2290: 2280: 2278: 2270: 2269: 2265: 2251:Montreal Kosher 2240: 2238: 2231: 2222: 2220: 2212: 2211: 2207: 2165: 2164: 2160: 2151: 2149: 2136: 2135: 2131: 2087: 2086: 2079: 2070: 2068: 2055: 2054: 2050: 2016: 2015: 2011: 1954: 1953: 1949: 1939: 1937: 1924: 1923: 1916: 1906: 1904: 1891: 1890: 1886: 1865: 1864: 1860: 1852: 1839: 1838: 1834: 1829:Wayback Machine 1808: 1804: 1797: 1782: 1781: 1777: 1768: 1767: 1763: 1759: 1727: 1703: 1697: 1694: 1687:needs expansion 1672: 1666: 1658: 1631: 1615: 1592: 1585: 1583:-Acetylcysteine 1563: 1537: 1494: 1478: 1475: 1467:mitochondrially 1426: 1380:disulfide bonds 1334:disulfide bonds 1291: 1279:metallothionein 1263:cytochrome P450 1247: 1219: 1195: 1183: 1168: 1086: 1077: 1064:Alternatively, 1044: 1040: 1028: 1025: 997: 995:Dietary sources 948: 944: 940: 936: 929: 928:. Cysteine has 922: 847:reactions as a 836: 832: 828: 790: 786: 772: 765: 760: 759: 758:  ?) 749: 745: 741: 737: 709: 703: 701: 696:Chiral rotation 677: 650: 620: 607: 598: 592: 584: 570: 567: 559: 554: 553: 542: 539: 538: 535: 529: 528: 525: 519: 518: 515: 509: 508: 497: 479: 472: 463: 435: 422: 410: 390: 377: 353: 316: 301: (Racemic) 283: 263: 229: 205: 194: 165: 151: 150: 137: 118: 104: 84: 74: 61: 58: 51: 28: 23: 22: 15: 12: 11: 5: 6608: 6606: 6598: 6597: 6592: 6587: 6585:Food additives 6582: 6577: 6572: 6567: 6562: 6552: 6551: 6545: 6544: 6541: 6540: 6538: 6537: 6531: 6529: 6520: 6516: 6515: 6512: 6511: 6509: 6508: 6499: 6497: 6490: 6489: 6486: 6485: 6483: 6482: 6477: 6472: 6466: 6464: 6450: 6443: 6442: 6439: 6438: 6436: 6435: 6429: 6427: 6420: 6419: 6417: 6416: 6410: 6408: 6401: 6400: 6398: 6397: 6388: 6376: 6375: 6370: 6356: 6341: 6339: 6332: 6331: 6329: 6328: 6323: 6318: 6313: 6307: 6305: 6298: 6297: 6295: 6294: 6289: 6284: 6279: 6274: 6272:Isobutyryl-CoA 6269: 6263: 6261: 6251: 6239: 6238: 6235: 6234: 6232: 6231: 6213: 6211: 6207: 6206: 6204: 6203: 6198: 6193: 6188: 6183: 6177: 6175: 6168: 6167: 6165: 6164: 6158: 6156: 6149: 6148: 6146: 6145: 6140: 6135: 6130: 6124: 6122: 6112: 6100: 6099: 6096: 6095: 6093: 6092: 6087: 6082: 6068: 6067: 6061: 6059: 6044: 6029: 6023: 6022: 6019: 6018: 6016: 6015: 6010: 6005: 6000: 5995: 5990: 5985: 5980: 5975: 5966: 5964: 5953: 5952: 5950: 5949: 5944: 5939: 5934: 5929: 5924: 5919: 5914: 5912:Isovaleryl-CoA 5909: 5904: 5898: 5896: 5889: 5888: 5886: 5885: 5880: 5875: 5873:Glutaconyl-CoA 5870: 5865: 5860: 5855: 5850: 5844: 5842: 5832: 5822: 5821: 5810: 5808: 5807: 5800: 5793: 5785: 5776: 5775: 5773: 5772: 5766: 5760: 5754: 5748: 5742: 5736: 5730: 5724: 5715: 5704: 5703: 5700:Foaming agents 5697: 5691: 5685: 5677: 5671: 5663: 5662: 5659: 5654: 5648: 5635: 5621: 5611: 5605: 5598: 5595: 5594: 5589: 5587: 5586: 5579: 5572: 5564: 5555: 5554: 5551: 5550: 5545: 5540: 5535: 5530: 5525: 5520: 5515: 5510: 5497: 5496: 5493: 5492: 5489: 5488: 5486: 5485: 5479: 5473: 5470:Selenocysteine 5467: 5461: 5454: 5452: 5448: 5441: 5440: 5438: 5437: 5432: 5426: 5420: 5413: 5411: 5407: 5400: 5399: 5397: 5396: 5391: 5386: 5381: 5375: 5373: 5366: 5365: 5363: 5362: 5357: 5352: 5347: 5341: 5339: 5333: 5332: 5330: 5329: 5324: 5319: 5314: 5309: 5303: 5298: 5288: 5286: 5277: 5273: 5272: 5265: 5263: 5261: 5260: 5255: 5250: 5244: 5242: 5241:General topics 5238: 5237: 5232: 5230: 5229: 5222: 5215: 5207: 5198: 5197: 5194: 5193: 5192: 5191: 5188: 5177: 5171: 5165: 5164: 5161: 5160: 5158: 5157: 5156: 5155: 5145: 5143:Copper sulfate 5139: 5137: 5131: 5130: 5127: 5126: 5124: 5123: 5118: 5117: 5116: 5104: 5099: 5098: 5097: 5084: 5082: 5078: 5077: 5075: 5070: 5065: 5060: 5058: 5057: 5056: 5050: 5045: 5030: 5029: 5027: 5026: 5021: 5016: 5014:Acetylcysteine 5010: 5008: 5000: 4999: 4997: 4996: 4991: 4984: 4982: 4969: 4968: 4966: 4965: 4959: 4957: 4951: 4950: 4948: 4947: 4942: 4941: 4940: 4938:Sodium nitrite 4935: 4923: 4918: 4912: 4910: 4904: 4903: 4901: 4900: 4895: 4889: 4887: 4878: 4874: 4873: 4870: 4869: 4867: 4866: 4855: 4852:Andexanet alfa 4843: 4841: 4839:Anticoagulants 4835: 4834: 4832: 4831: 4825: 4823: 4817: 4816: 4814: 4813: 4807: 4805: 4796: 4788: 4787: 4784: 4783: 4781: 4780: 4774: 4772: 4764: 4763: 4761: 4760: 4755: 4750: 4745: 4740: 4735: 4729: 4727: 4721: 4720: 4718: 4717: 4715:Cholinesterase 4709: 4708: 4707: 4702: 4692: 4687: 4682: 4676: 4674: 4661: 4660: 4658: 4657: 4652: 4646: 4644: 4638: 4637: 4635: 4634: 4629: 4623: 4621: 4617:Benzodiazepine 4613: 4612: 4610: 4609: 4604: 4598: 4596: 4588: 4587: 4585: 4584: 4579: 4573: 4571: 4562: 4554: 4553: 4543: 4541: 4540: 4533: 4526: 4518: 4509: 4508: 4505: 4504: 4503: 4502: 4499: 4488: 4482: 4476: 4475: 4472: 4471: 4468: 4467: 4465: 4464: 4459: 4454: 4449: 4444: 4439: 4434: 4429: 4424: 4419: 4414: 4409: 4404: 4399: 4394: 4389: 4384: 4379: 4374: 4369: 4364: 4359: 4354: 4349: 4344: 4339: 4334: 4329: 4324: 4319: 4314: 4308: 4306: 4302: 4301: 4299: 4298: 4293: 4288: 4283: 4278: 4273: 4268: 4263: 4258: 4253: 4248: 4243: 4229: 4224: 4219: 4214: 4212:Dihydrocodeine 4209: 4204: 4194: 4189: 4187:Benzylmorphine 4184: 4178: 4176: 4159: 4153: 4152: 4150: 4149: 4144: 4139: 4134: 4129: 4124: 4119: 4114: 4109: 4104: 4099: 4094: 4089: 4084: 4079: 4077:Acetylcysteine 4073: 4071: 4065: 4064: 4062: 4061: 4056: 4051: 4046: 4041: 4031: 4026: 4008: 4003: 3998: 3993: 3988: 3983: 3977: 3975: 3969: 3968: 3958: 3956: 3955: 3948: 3941: 3933: 3927: 3926: 3914: 3909: 3903:Holly (2005). 3899: 3898:External links 3896: 3895: 3894: 3841: 3838: 3836: 3835: 3830: 3826: 3822: 3818: 3814: 3810: 3806: 3802: 3798: 3794: 3788: 3784: 3780: 3776: 3772: 3747: 3732: 3706: 3667: 3640: 3605: 3578:(19): 1821–7. 3562: 3533:(6): 660–666. 3516: 3483:Agents Actions 3473: 3440: 3381: 3356: 3349: 3329: 3303: 3256: 3209: 3162: 3113: 3086:(8): 677–693. 3066: 3009: 2990:(7): 481–486. 2970: 2933:(1): 229–264. 2913: 2891:10.1038/nrm954 2884:(11): 836–47. 2864: 2839: 2813: 2787: 2730: 2705: 2664: 2643:(6): 1003–10. 2623: 2616: 2598: 2559: 2523:(3): 847–853. 2503: 2468: 2417: 2386: 2379: 2350: 2336: 2312: 2288: 2263: 2229: 2205: 2178:(4): 922–926. 2158: 2129: 2077: 2048: 2029:(2): 116–118. 2009: 1947: 1936:on 25 May 2013 1914: 1884: 1858: 1850: 1832: 1802: 1795: 1786:Food Chemistry 1775: 1770:"PubChem data" 1760: 1758: 1755: 1754: 1753: 1748: 1743: 1738: 1733: 1726: 1723: 1705: 1704: 1684: 1682: 1668:Main article: 1665: 1662: 1657: 1654: 1630: 1627: 1614: 1611: 1584: 1578: 1561: 1536: 1533: 1506:permanent-wave 1499:processing aid 1474: 1471: 1462:thiyl radicals 1425: 1422: 1290: 1287: 1246: 1243: 1218: 1215: 1194: 1191: 1181: 1167: 1164: 1154:by the enzyme 1085: 1082: 1024: 1021: 1019:is available. 996: 993: 973:selenocysteine 921: 918: 875:, "bladder". 770: 767: 766: 761: 739: 738: 734:standard state 731: 728: 727: 721: 720: 716: 715: 707: 704: 699: 694: 691: 690: 683:conjugate acid 679: 675: 665: 664: 661: 655: 654: 651: 646: 643: 642: 639: 633: 632: 629: 625: 624: 618: 612: 611: 605: 596: 590: 585: 580: 577: 576: 572: 571: 569: 568: 562: 560: 557: 549: 548: 547: 544: 543: 541: 540: 536: 533: 532: 530: 526: 523: 522: 520: 516: 513: 512: 504: 503: 502: 499: 498: 496: 495: 482: 480: 468: 465: 464: 462: 461: 453: 445: 443: 437: 436: 434: 433: 425: 423: 415: 412: 411: 409: 408: 400: 398: 392: 391: 389: 388: 380: 378: 373: 370: 369: 363: 355: 354: 352: 351: 347: 345: 337: 336: 326: 318: 317: 315: 314: 302: 293: 291: 285: 284: 282: 281: 273: 271: 265: 264: 262: 261: 253: 251: 245: 244: 235: 234:Abbreviations 231: 230: 228: 227: 216: 208: 206: 199: 196: 195: 193: 192: 184: 176: 168: 166: 161: 158: 157: 153: 152: 149: 148: 144: 143: 139: 138: 135: 129: 128: 124: 123: 120: 119: 114: 105: 100: 86: 85: 75: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 6607: 6596: 6593: 6591: 6588: 6586: 6583: 6581: 6578: 6576: 6573: 6571: 6568: 6566: 6563: 6561: 6558: 6557: 6555: 6536: 6533: 6532: 6530: 6528: 6524: 6521: 6517: 6507: 6506: 6501: 6500: 6498: 6496: 6491: 6481: 6478: 6476: 6473: 6471: 6468: 6467: 6465: 6462: 6458: 6457:phenylalanine 6454: 6451: 6449: 6444: 6434: 6431: 6430: 6428: 6425: 6424:propionyl-CoA 6421: 6415: 6412: 6411: 6409: 6406: 6402: 6396: 6392: 6389: 6387: 6386:Cystathionine 6384: 6382: 6378: 6377: 6374: 6371: 6369: 6368:-homocysteine 6361: 6357: 6355: 6353: 6349: 6347: 6343: 6342: 6340: 6337: 6333: 6327: 6324: 6322: 6319: 6317: 6314: 6312: 6309: 6308: 6306: 6303: 6299: 6293: 6290: 6288: 6285: 6283: 6280: 6278: 6275: 6273: 6270: 6268: 6265: 6264: 6262: 6259: 6255: 6252: 6250: 6245: 6244:propionyl-CoA 6240: 6230: 6226: 6222: 6218: 6215: 6214: 6212: 6208: 6202: 6199: 6197: 6194: 6192: 6189: 6187: 6184: 6182: 6179: 6178: 6176: 6173: 6169: 6163: 6160: 6159: 6157: 6154: 6150: 6144: 6141: 6139: 6136: 6134: 6131: 6129: 6128:Urocanic acid 6126: 6125: 6123: 6120: 6116: 6113: 6111: 6106: 6101: 6091: 6088: 6086: 6083: 6081: 6077: 6073: 6070: 6069: 6066: 6063: 6062: 6060: 6057: 6052: 6048: 6045: 6043: 6038: 6033: 6030: 6028: 6024: 6014: 6011: 6009: 6006: 6004: 6001: 5999: 5996: 5994: 5991: 5989: 5986: 5984: 5981: 5979: 5976: 5974: 5972: 5968: 5967: 5965: 5962: 5958: 5954: 5948: 5945: 5943: 5940: 5938: 5935: 5933: 5930: 5928: 5925: 5923: 5920: 5918: 5915: 5913: 5910: 5908: 5905: 5903: 5900: 5899: 5897: 5894: 5890: 5884: 5881: 5879: 5876: 5874: 5871: 5869: 5866: 5864: 5861: 5859: 5856: 5854: 5851: 5849: 5846: 5845: 5843: 5840: 5836: 5833: 5831: 5827: 5823: 5819: 5816: 5813: 5806: 5801: 5799: 5794: 5792: 5787: 5786: 5783: 5770: 5767: 5764: 5761: 5758: 5755: 5752: 5749: 5746: 5743: 5740: 5737: 5734: 5731: 5728: 5725: 5722: 5716: 5713: 5707: 5706: 5701: 5698: 5695: 5692: 5689: 5686: 5684: 5682: 5678: 5675: 5672: 5669: 5666: 5665: 5660: 5658: 5655: 5652: 5649: 5646: 5642: 5639: 5636: 5633: 5629: 5625: 5622: 5619: 5615: 5612: 5609: 5608:Preservatives 5606: 5603: 5600: 5599: 5596: 5592: 5585: 5580: 5578: 5573: 5571: 5566: 5565: 5562: 5549: 5546: 5544: 5543:D-amino acids 5541: 5539: 5536: 5534: 5531: 5529: 5526: 5524: 5521: 5519: 5516: 5514: 5511: 5509: 5505: 5503: 5499: 5498: 5494: 5483: 5480: 5477: 5474: 5471: 5468: 5465: 5464:Glutamic acid 5462: 5459: 5458:Aspartic acid 5456: 5455: 5453: 5447: 5442: 5436: 5433: 5430: 5427: 5424: 5421: 5418: 5415: 5414: 5412: 5406: 5401: 5395: 5392: 5390: 5387: 5385: 5382: 5380: 5377: 5376: 5374: 5371: 5367: 5361: 5360:Phenylalanine 5358: 5356: 5353: 5351: 5348: 5346: 5343: 5342: 5340: 5338: 5334: 5328: 5325: 5323: 5320: 5318: 5315: 5313: 5310: 5307: 5304: 5302: 5299: 5297: 5293: 5290: 5289: 5287: 5285: 5281: 5278: 5276:By properties 5274: 5269: 5259: 5256: 5254: 5251: 5249: 5246: 5245: 5243: 5239: 5235: 5228: 5223: 5221: 5216: 5214: 5209: 5208: 5205: 5189: 5187: 5184: 5183: 5181: 5178: 5175: 5172: 5170: 5167: 5166: 5162: 5154: 5151: 5150: 5149: 5146: 5144: 5141: 5140: 5138: 5136: 5132: 5122: 5119: 5115: 5112: 5111: 5110: 5109: 5105: 5103: 5100: 5096: 5093: 5092: 5091: 5090: 5086: 5085: 5083: 5079: 5074: 5073:Prussian blue 5071: 5069: 5066: 5064: 5061: 5059: 5054: 5051: 5049: 5046: 5044: 5041: 5040: 5039: 5035: 5031: 5025: 5022: 5020: 5017: 5015: 5012: 5011: 5009: 5005: 5001: 4995: 4992: 4990: 4986: 4985: 4983: 4981: 4974: 4970: 4964: 4961: 4960: 4958: 4956: 4952: 4946: 4943: 4939: 4936: 4934: 4931: 4930: 4929: 4928: 4924: 4922: 4919: 4917: 4914: 4913: 4911: 4909: 4905: 4899: 4896: 4894: 4891: 4890: 4888: 4886: 4882: 4879: 4875: 4864: 4860: 4856: 4853: 4849: 4845: 4844: 4842: 4840: 4836: 4830: 4827: 4826: 4824: 4822: 4818: 4812: 4809: 4808: 4806: 4804: 4800: 4797: 4795: 4789: 4779: 4776: 4775: 4773: 4771: 4765: 4759: 4756: 4754: 4751: 4749: 4746: 4744: 4741: 4739: 4736: 4734: 4733:Diprenorphine 4731: 4730: 4728: 4726: 4722: 4716: 4713: 4710: 4706: 4703: 4701: 4698: 4697: 4696: 4693: 4691: 4688: 4686: 4683: 4681: 4678: 4677: 4675: 4673: 4666: 4662: 4656: 4653: 4651: 4650:Physostigmine 4648: 4647: 4645: 4643: 4639: 4633: 4630: 4628: 4625: 4624: 4622: 4620: 4614: 4608: 4605: 4603: 4600: 4599: 4597: 4595: 4589: 4583: 4580: 4578: 4575: 4574: 4572: 4570: 4566: 4563: 4561: 4555: 4550: 4546: 4539: 4534: 4532: 4527: 4525: 4520: 4519: 4516: 4500: 4498: 4495: 4494: 4492: 4489: 4486: 4483: 4481: 4478: 4477: 4473: 4463: 4460: 4458: 4455: 4453: 4452:Prenoxdiazine 4450: 4448: 4445: 4443: 4440: 4438: 4437:Pentoxyverine 4435: 4433: 4430: 4428: 4425: 4423: 4420: 4418: 4415: 4413: 4410: 4408: 4405: 4403: 4400: 4398: 4395: 4393: 4390: 4388: 4385: 4383: 4380: 4378: 4375: 4373: 4370: 4368: 4365: 4363: 4360: 4358: 4357:Dimethoxanate 4355: 4353: 4350: 4348: 4345: 4343: 4340: 4338: 4335: 4333: 4330: 4328: 4325: 4323: 4320: 4318: 4315: 4313: 4310: 4309: 4307: 4303: 4297: 4294: 4292: 4289: 4287: 4284: 4282: 4279: 4277: 4276:Nicodicodeine 4274: 4272: 4269: 4267: 4264: 4262: 4259: 4257: 4256:Levomethadone 4254: 4252: 4249: 4247: 4246:Hydromorphone 4244: 4241: 4237: 4233: 4230: 4228: 4225: 4223: 4222:Ethylmorphine 4220: 4218: 4215: 4213: 4210: 4208: 4205: 4202: 4198: 4195: 4193: 4190: 4188: 4185: 4183: 4180: 4179: 4177: 4172: 4167: 4163: 4160: 4158: 4154: 4148: 4145: 4143: 4140: 4138: 4135: 4133: 4130: 4128: 4125: 4123: 4120: 4118: 4115: 4113: 4110: 4108: 4105: 4103: 4100: 4098: 4095: 4093: 4092:Carbocisteine 4090: 4088: 4085: 4083: 4080: 4078: 4075: 4074: 4072: 4070: 4066: 4060: 4057: 4055: 4052: 4050: 4047: 4045: 4044:Levoverbenone 4042: 4039: 4035: 4032: 4030: 4027: 4024: 4020: 4016: 4012: 4009: 4007: 4004: 4002: 3999: 3997: 3994: 3992: 3989: 3987: 3984: 3982: 3979: 3978: 3976: 3974: 3970: 3965: 3961: 3954: 3949: 3947: 3942: 3940: 3935: 3934: 3931: 3925: 3921: 3918: 3915: 3913: 3910: 3908: 3907: 3902: 3901: 3897: 3891: 3887: 3883: 3879: 3874: 3869: 3865: 3861: 3857: 3853: 3849: 3844: 3843: 3839: 3792: 3766: 3763:(in German). 3762: 3758: 3751: 3748: 3743: 3739: 3735: 3733:9780121820435 3729: 3725: 3721: 3717: 3710: 3707: 3702: 3698: 3694: 3690: 3686: 3683:)- and Tris(( 3682: 3679:)-Cysteinato- 3678: 3671: 3668: 3663: 3659: 3655: 3651: 3644: 3641: 3636: 3632: 3628: 3624: 3621:(5): 615–23. 3620: 3616: 3609: 3606: 3601: 3597: 3593: 3589: 3585: 3581: 3577: 3573: 3566: 3563: 3558: 3554: 3549: 3544: 3540: 3536: 3532: 3528: 3520: 3517: 3512: 3508: 3504: 3500: 3496: 3492: 3489:(2): 125–30. 3488: 3484: 3477: 3474: 3469: 3465: 3461: 3457: 3453: 3452: 3444: 3441: 3436: 3432: 3427: 3422: 3417: 3412: 3408: 3404: 3400: 3396: 3392: 3385: 3382: 3371:on 2009-05-12 3370: 3366: 3360: 3357: 3352: 3346: 3342: 3341: 3333: 3330: 3326: 3322: 3318: 3314: 3307: 3304: 3299: 3295: 3291: 3287: 3283: 3279: 3275: 3271: 3267: 3260: 3257: 3252: 3248: 3244: 3240: 3236: 3232: 3228: 3224: 3220: 3213: 3210: 3205: 3201: 3197: 3193: 3189: 3185: 3181: 3177: 3173: 3166: 3163: 3158: 3154: 3150: 3146: 3141: 3136: 3132: 3128: 3124: 3117: 3114: 3109: 3105: 3101: 3097: 3093: 3089: 3085: 3081: 3077: 3070: 3067: 3062: 3058: 3053: 3048: 3044: 3040: 3036: 3032: 3028: 3024: 3020: 3013: 3010: 3005: 3001: 2997: 2993: 2989: 2985: 2981: 2974: 2971: 2966: 2962: 2957: 2952: 2948: 2944: 2940: 2936: 2932: 2928: 2924: 2917: 2914: 2909: 2905: 2901: 2897: 2892: 2887: 2883: 2879: 2875: 2868: 2865: 2854:on 2012-10-02 2853: 2849: 2843: 2840: 2829:on 2012-09-05 2828: 2824: 2817: 2814: 2802: 2798: 2791: 2788: 2783: 2779: 2775: 2771: 2766: 2761: 2757: 2753: 2749: 2745: 2741: 2734: 2731: 2720:on 2015-09-07 2719: 2715: 2709: 2706: 2701: 2697: 2692: 2687: 2684:(3): 346–50. 2683: 2679: 2675: 2668: 2665: 2660: 2656: 2651: 2646: 2642: 2638: 2634: 2627: 2624: 2619: 2613: 2609: 2602: 2599: 2594: 2590: 2586: 2582: 2578: 2574: 2570: 2563: 2560: 2555: 2548: 2544: 2539: 2534: 2530: 2526: 2522: 2518: 2514: 2507: 2504: 2499: 2495: 2491: 2487: 2483: 2479: 2472: 2469: 2464: 2460: 2456: 2452: 2448: 2444: 2440: 2436: 2433:(2): 138–48. 2432: 2428: 2421: 2418: 2413: 2409: 2405: 2401: 2397: 2390: 2387: 2382: 2376: 2372: 2368: 2364: 2357: 2355: 2351: 2346: 2340: 2337: 2333: 2322: 2316: 2313: 2309: 2298: 2292: 2289: 2277: 2273: 2267: 2264: 2260: 2259: 2252: 2248: 2244: 2236: 2234: 2230: 2219: 2215: 2209: 2206: 2201: 2197: 2193: 2189: 2185: 2181: 2177: 2173: 2169: 2162: 2159: 2148:on 2022-05-22 2147: 2143: 2139: 2133: 2130: 2125: 2121: 2117: 2113: 2108: 2103: 2100:(3): 035103. 2099: 2095: 2091: 2084: 2082: 2078: 2067:on 2022-05-22 2066: 2062: 2058: 2052: 2049: 2044: 2040: 2036: 2032: 2028: 2024: 2020: 2013: 2010: 2005: 2001: 1996: 1991: 1986: 1981: 1977: 1973: 1969: 1965: 1964: 1959: 1951: 1948: 1935: 1931: 1927: 1921: 1919: 1915: 1902: 1898: 1894: 1888: 1885: 1881: 1877: 1873: 1869: 1862: 1859: 1853: 1851:0-8493-0462-8 1847: 1843: 1836: 1833: 1830: 1826: 1822: 1818: 1817: 1812: 1806: 1803: 1798: 1796:9783540699330 1792: 1788: 1787: 1779: 1776: 1771: 1765: 1762: 1756: 1752: 1749: 1747: 1744: 1742: 1739: 1737: 1734: 1732: 1729: 1728: 1724: 1722: 1720: 1716: 1712: 1711:Eugen Baumann 1701: 1692: 1688: 1685:This section 1683: 1680: 1676: 1675: 1671: 1663: 1661: 1655: 1653: 1651: 1647: 1644: 1640: 1636: 1628: 1626: 1624: 1620: 1612: 1610: 1608: 1607:acetaminophen 1604: 1600: 1596: 1590: 1582: 1579: 1577: 1574: 1572: 1571:control group 1568: 1564: 1557: 1552: 1550: 1546: 1542: 1534: 1532: 1530: 1526: 1522: 1517: 1515: 1511: 1507: 1502: 1500: 1492: 1488: 1484: 1472: 1470: 1468: 1463: 1459: 1455: 1451: 1447: 1443: 1439: 1435: 1431: 1423: 1421: 1419: 1415: 1411: 1408: 1404: 1400: 1396: 1391: 1389: 1385: 1381: 1377: 1373: 1371: 1367: 1366:sulfonic acid 1363: 1362:sulfinic acid 1354: 1349: 1345: 1343: 1339: 1335: 1330: 1328: 1324: 1320: 1316: 1311: 1307: 1303: 1298: 1296: 1288: 1286: 1284: 1280: 1276: 1272: 1268: 1264: 1260: 1256: 1252: 1244: 1242: 1240: 1236: 1232: 1228: 1224: 1216: 1214: 1212: 1211:glutamic acid 1208: 1204: 1200: 1192: 1190: 1188: 1184: 1177: 1173: 1165: 1163: 1161: 1158:. The enzyme 1157: 1153: 1152:-acetylserine 1151: 1146: 1142: 1138: 1134: 1131:. The enzyme 1130: 1129:cystathionine 1126: 1122: 1120: 1115: 1111: 1107: 1099: 1095: 1090: 1083: 1081: 1075: 1071: 1067: 1062: 1060: 1059: 1054: 1050: 1037: 1034: 1022: 1020: 1018: 1014: 1011: 1010:malabsorption 1007: 1002: 994: 989: 985: 980: 976: 974: 970: 966: 962: 958: 954: 935:in the older 934: 927: 919: 917: 916:UGU and UGC. 915: 911: 906: 904: 899: 897: 893: 889: 885: 881: 876: 874: 870: 850: 846: 842: 827: 823: 817: 784: 780: 776: 764: 757: 752: 735: 729: 726: 722: 717: 713: 705: 697: 693: 692: 688: 684: 680: 674: 670: 667: 666: 662: 660: 657: 656: 652: 649: 645: 644: 640: 638: 637:Melting point 635: 634: 630: 627: 626: 619: 617: 614: 613: 586: 583: 579: 578: 573: 565: 561: 558:C((C(=O)O)N)S 556: 552: 545: 531: 521: 511: 507: 500: 492: 488: 487:DTXSID8022876 484: 483: 481: 471: 467: 466: 458: 454: 451: 447: 446: 444: 442: 439: 438: 431: 427: 426: 424: 418: 414: 413: 406: 402: 401: 399: 397: 394: 393: 386: 382: 381: 379: 376: 372: 371: 368: 364: 362: 357: 356: 349: 348: 346: 344: 339: 338: 334: 330: 327: 325: 323:ECHA InfoCard 320: 319: 307: 303: 299: 295: 294: 292: 290: 287: 286: 279: 275: 274: 272: 270: 267: 266: 259: 255: 254: 252: 250: 247: 246: 243: 239: 236: 233: 232: 225: 220: 217: 214: 210: 209: 207: 203: 198: 197: 189: 185: 181: 177: 174: 170: 169: 167: 164: 160: 159: 154: 146: 145: 140: 134: 130: 125: 117: 110: 106: 103: 96: 92: 91: 87: 78: 72: 67: 56: 49: 45: 41: 37: 33: 19: 6502: 6495:oxaloacetate 6394: 6379: 6373:Homocysteine 6359: 6351: 6344: 6249:succinyl-CoA 6216: 6080:Glycocyamine 6013:Glutaryl-CoA 5970: 5878:Crotonyl-CoA 5868:Glutaryl-CoA 5848:Saccharopine 5708: 5679: 5656: 5614:Antioxidants 5500: 5475: 5445: 5404: 5258:Genetic code 5106: 5087: 5034:Toxic metals 4933:Amyl nitrite 4925: 4803:Beta blocker 4711: 4642:GHB overdose 4372:Droxypropine 4367:Dropropizine 4347:Cloperastine 4317:Benproperine 4281:Normethadone 4240:+homatropine 4236:+guaifenesin 4201:+guaifenesin 4107:Dornase alfa 4023:+oxomemazine 4019:+hydrocodone 3973:Expectorants 3904: 3858:(1): 69–71. 3855: 3851: 3770: 3764: 3760: 3750: 3715: 3709: 3692: 3688: 3684: 3680: 3676: 3670: 3653: 3649: 3643: 3618: 3614: 3608: 3575: 3571: 3565: 3548:10138/339340 3530: 3526: 3519: 3486: 3482: 3476: 3450: 3443: 3398: 3394: 3384: 3373:. 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Retrieved 1901:the original 1896: 1887: 1871: 1867: 1861: 1841: 1835: 1814: 1805: 1789:. Springer. 1785: 1778: 1764: 1708: 1698:January 2023 1695: 1691:adding to it 1686: 1659: 1643:thiazolidine 1632: 1616: 1605:in cases of 1599:acetyl group 1588: 1586: 1580: 1575: 1553: 1545:acetaldehyde 1538: 1518: 1503: 1501:for baking. 1476: 1473:Applications 1430:genetic code 1427: 1399:nucleophilic 1392: 1374: 1358: 1331: 1299: 1292: 1275:heavy metals 1267:hydrogenases 1251:zinc fingers 1248: 1220: 1196: 1172:nucleophilic 1169: 1149: 1118: 1114:homocysteine 1103: 1084:Biosynthesis 1073: 1063: 1058:E. coli 1056: 1038: 1026: 998: 987: 983: 964: 960: 956: 952: 923: 908:Cysteine is 907: 900: 895: 891: 877: 872: 782: 778: 774: 773: 711: 672: 241: 237: 156:Identifiers 142:Other names 6225:glutathione 5632:emulsifiers 5628:stabilisers 5538:Imino acids 5502:Amino acids 5435:Pyrrolysine 5372:, uncharged 5176:from market 5148:Ipecacuanha 5063:Dimercaprol 5019:Glutathione 4893:Dimercaprol 4792:Circulatory 4767:Reversal of 4705:Pralidoxime 4665:Nerve agent 4627:Cyprodenate 4592:Barbiturate 4487:from market 4447:Piperidione 4412:Moguisteine 4322:Benzonatate 4312:Alloclamide 4271:Nicocodeine 4232:Hydrocodone 4192:Butorphanol 4137:Neltenexine 4034:Ipecacuanha 4011:Guaifenesin 3981:Althea root 3464:10138/22689 2239:See, e.g., 2142:ambermd.org 2061:ambermd.org 1731:Amino acids 1646:thioproline 1635:Methylation 1549:thioproline 1450:Complexes I 1403:prenylation 1302:hydrophilic 1235:nitrogenase 1203:glutathione 1199:antioxidant 1070:thiazolines 1051:and Muslim 882:derivative 849:nucleophile 829:HOOC−CH(−NH 628:Appearance 575:Properties 329:100.000.145 278:ChEMBL54943 258:CHEBI:15356 6554:Categories 6505:urea cycle 6362:-Adenosyl- 6336:methionine 6321:Tiglyl-CoA 6302:isoleucine 6201:Putrescine 6196:Cadaverine 6191:Citrulline 6090:Creatinine 5978:Kynurenine 5957:tryptophan 5830:acetyl-CoA 5815:metabolism 5812:Amino acid 5702:(E990–999) 5696:(E950–969) 5694:Sweeteners 5690:(E930–949) 5683:(E920–929) 5676:(E910–919) 5670:(E900–909) 5653:(E600–699) 5647:(E500–599) 5641:regulators 5634:(E400–499) 5624:Thickeners 5620:(E300–399) 5610:(E200–299) 5604:(E100–199) 5528:Glucogenic 5379:Asparagine 5355:Tryptophan 5312:Methionine 5301:Isoleucine 5089:iodine-131 5024:Methionine 4994:Fomepizole 4778:Sugammadex 4758:Naltrexone 4748:Nalorphine 4632:Flumazenil 4577:Metadoxine 4457:Tipepidine 4442:Pipazetate 4422:Nepinalone 4417:Morclofone 4407:Meprotixol 4397:Isoaminile 4387:Gefapixant 4342:Clofedanol 4337:Clobutinol 4332:Butamirate 4291:Pholcodine 4217:Dimemorfan 4168:alkaloids, 4122:Letosteine 4117:Erdosteine 4112:Eprazinone 4087:Bromhexine 4069:Mucolytics 3833:(SH)COOH . 3767:: 299–305. 3525:Anxiety". 3375:2009-09-06 3127:Aging Cell 2858:2012-09-16 2833:2012-09-16 2807:2012-09-16 2724:2015-09-09 2579:: 457–86. 2406:(8): 668. 2223:2024-05-13 2152:2022-06-02 2071:2022-06-02 1757:References 1741:Cystinuria 1623:transgenic 1609:overdose. 1521:Maleimides 1483:enantiomer 1442:tryptophan 1434:methionine 1351:Figure 2: 1315:methionine 1261:, iron in 1227:metabolism 1110:methionine 1033:hydrolysis 1017:methionine 926:zwitterion 659:Solubility 616:Molar mass 564:Zwitterion 457:A9U1687S1S 450:K848JZ4886 375:IUPHAR/BPS 289:ChemSpider 219:Zwitterion 200:3D model ( 163:CAS Number 133:IUPAC name 64:-Cysteine 6405:threonine 6221:glutamate 6186:Ornithine 6119:histidine 6105:glutamate 5932:β-Leucine 5763:Carbamide 5712:-cysteine 5591:E numbers 5523:Ketogenic 5513:Essential 5429:Histidine 5394:Threonine 5384:Glutamine 5345:Histidine 5284:Aliphatic 5186:Phase III 5174:Withdrawn 4980:poisoning 4863:Protamine 4743:Nalmefene 4712:see also: 4700:Obidoxime 4685:Biperiden 4672:poisoning 4655:SCH-50911 4607:Ethamivan 4602:Bemegride 4545:Antidotes 4497:Phase III 4485:Withdrawn 4432:Oxolamine 4382:Fominoben 4377:Fedrilate 4286:Noscapine 4266:Methadone 4147:Stepronin 4059:Tyloxapol 3852:FEBS Lett 3290:0893-228X 3243:1433-7851 3196:0891-5849 3149:1474-9718 3100:1074-5521 3043:0009-2665 2947:0146-0749 2744:FEBS Lett 2281:26 August 2124:220796795 2043:0307-4412 1595:-cysteine 1487:precursor 1407:Ubiquitin 1323:threonine 1225:in human 1061:strain. 1013:syndromes 933:chirality 920:Structure 898:as well. 880:disulfide 845:enzymatic 824:with the 689:), 10.78 685:), 8.33 ( 350:200-158-2 342:EC Number 83:-cysteine 18:Cysteinyl 6461:tyrosine 6448:fumarate 6395:Cysteine 6217:cysteine 6181:Agmatine 6172:arginine 6076:creatine 6037:pyruvate 5853:Allysine 5745:Chlorine 5721:-cystine 5482:Tyrosine 5476:Cysteine 5423:Arginine 5350:Tyrosine 5337:Aromatic 5068:Edetates 5053:thallium 4973:Methanol 4898:Succimer 4857:against 4846:against 4811:Glucagon 4753:Naloxone 4738:Doxapram 4690:Diazepam 4680:Atropine 4619:overdose 4594:overdose 4582:Thiamine 4462:Zipeprol 4427:Oxeladin 4392:Glaucine 4352:Dibunate 4296:Thebacon 4251:Laudanum 4142:Sobrerol 4127:Mannitol 4102:Domiodol 4082:Ambroxol 4015:+codeine 4001:Creosote 3920:Archived 3890:34980474 3882:10518936 3592:16990628 3557:32808029 3435:30925182 3395:PLOS ONE 3298:15487892 3251:14562341 3204:12086680 3157:18028257 3108:12954327 3061:23514336 3004:19524038 2900:12415301 2782:34980474 2774:10518936 2593:16824008 2547:21795440 2326:July 28, 2200:14895681 2192:25669310 2116:32716185 2004:34556581 1907:15 April 1825:Archived 1811:Cysteine 1725:See also 1603:antidote 1591:-Acetyl- 1567:thiamine 1541:hangover 1438:tyrosine 1414:caspases 1319:tyrosine 1310:hydroxyl 1308:and the 1271:affinity 1187:thiolate 1176:residues 1145:bacteria 969:selenium 903:E number 888:proteins 777:(symbol 775:Cysteine 706:+9.4° (H 360:E number 188:921-01-7 136:Cysteine 44:cytidine 40:cytisine 32:cytosine 6153:proline 6072:glycine 6051:glycine 6042:citrate 5961:alanine 5893:leucine 5765:(E927b) 5602:Colours 5484:(≈10.1) 5425:(≈12.5) 5419:(≈10.8) 5327:Glycine 5322:Proline 5317:Alanine 5306:Leucine 5253:Peptide 5248:Protein 5048:mercury 5038:cadmium 4989:Ethanol 4927:nitrite 4859:heparin 4558:Nervous 4197:Codeine 4171:opioids 3996:Cineole 3860:Bibcode 3742:3309557 3656:: 190. 3635:7569041 3600:9209528 3511:5924137 3503:4842541 3426:6440629 3403:Bibcode 3052:4303468 2965:1579111 2908:2885059 2803:. Wiley 2752:Bibcode 2700:5650851 2659:3298579 2637:J. Nutr 2538:3155927 2498:9636038 2463:2539629 2455:9202491 2435:Bibcode 2302:May 24, 2276:vrg.org 1995:8488618 1972:Bibcode 1719:monomer 1670:Cystine 1664:History 1514:keratin 1485:, is a 1418:Inteins 1410:ligases 1386:to the 1370:Insulin 1353:Cystine 1342:cytosol 1281:, will 1239:alanine 1233:and in 1223:sulfide 1207:glycine 1001:protein 912:by the 910:encoded 884:cystine 826:formula 756:what is 754: ( 714:= 1.3) 669:Acidity 417:PubChem 309: ( 221:: 180:52-89-1 173:52-90-4 48:Sistine 36:cystine 6580:Thiols 6258:valine 6056:serine 5839:lysine 5771:(E928) 5759:(E927) 5753:(E926) 5747:(E925) 5741:(E924) 5735:(E923) 5729:(E922) 5723:(E921) 5714:(E920) 5643:& 5630:& 5616:& 5478:(≈8.3) 5472:(≈5.4) 5466:(≈4.1) 5460:(≈3.9) 5431:(≈6.1) 5417:Lysine 5389:Serine 5296:Valine 5169:WHO-EM 5135:Emetic 4794:system 4695:Oximes 4560:system 4480:WHO-EM 4227:Heroin 4054:Senega 3888:  3880:  3740:  3730:  3633:  3598:  3590:  3555:  3509:  3501:  3433:  3423:  3347:  3296:  3288:  3249:  3241:  3202:  3194:  3155:  3147:  3106:  3098:  3059:  3049:  3041:  3002:  2963:  2956:372862 2953:  2945:  2906:  2898:  2780:  2772:  2698:  2657:  2614:  2591:  2545:  2535:  2496:  2461:  2453:  2427:Planta 2377:  2198:  2190:  2172:Stroke 2122:  2114:  2041:  2002:  1992:  1848:  1793:  1656:Safety 1440:, and 1397:. The 1295:codons 1209:, and 1141:plants 1106:serine 1066:Evonik 1049:kosher 971:gives 947:- and 914:codons 905:E920. 871:κύστη 839:. The 751:verify 748:  681:1.71 ( 621:121.15 551:SMILES 405:D00026 313:-form) 269:ChEMBL 127:Names 6519:Other 6210:other 5668:Waxes 5504:types 5370:Polar 5081:Other 4877:Other 4549:V03AB 4305:Other 4166:Opium 4132:Mesna 3886:S2CID 3596:S2CID 3507:S2CID 2904:S2CID 2778:S2CID 2459:S2CID 2258:treyf 2196:S2CID 2120:S2CID 1717:of a 1715:dimer 1619:sheep 1613:Sheep 1554:In a 1139:. In 1053:halal 873:kýsti 869:Greek 841:thiol 687:thiol 506:InChI 365:E920 249:ChEBI 202:JSmol 46:, or 6503:see 5043:lead 3878:PMID 3738:PMID 3728:ISBN 3631:PMID 3588:PMID 3553:PMID 3499:PMID 3431:PMID 3345:ISBN 3294:PMID 3286:ISSN 3247:PMID 3239:ISSN 3200:PMID 3192:ISSN 3153:PMID 3145:ISSN 3104:PMID 3096:ISSN 3057:PMID 3039:ISSN 3000:PMID 2961:PMID 2943:ISSN 2896:PMID 2770:PMID 2696:PMID 2655:PMID 2612:ISBN 2589:PMID 2543:PMID 2494:PMID 2451:PMID 2375:ISBN 2328:2021 2304:2020 2283:2024 2188:PMID 2112:PMID 2039:ISSN 2000:PMID 1963:PNAS 1942:2012 1909:2018 1846:ISBN 1813:". 1791:ISBN 1510:hair 1452:and 1364:and 1317:and 1283:bind 1273:for 1253:and 1143:and 855:and 833:)−CH 441:UNII 430:5862 396:KEGG 385:4782 306:5653 3964:R05 3868:doi 3856:458 3829:CNH 3821:NSO 3720:doi 3697:doi 3681:N,S 3658:doi 3623:doi 3580:doi 3543:hdl 3535:doi 3491:doi 3460:hdl 3421:PMC 3411:doi 3321:doi 3278:doi 3231:doi 3184:doi 3135:doi 3088:doi 3047:PMC 3031:doi 3027:113 2992:doi 2988:160 2951:PMC 2935:doi 2886:doi 2760:doi 2748:458 2686:doi 2645:doi 2641:117 2581:doi 2533:PMC 2525:doi 2486:doi 2443:doi 2431:202 2408:doi 2367:doi 2180:doi 2102:doi 2098:153 2031:doi 1990:PMC 1980:doi 1968:118 1876:doi 1819:. 1693:. 1556:rat 1512:'s 1458:ROS 1004:non 896:Cym 892:Cyx 837:−SH 781:or 779:Cys 710:O, 475:EPA 420:CID 298:574 238:Cys 79:of 6556:: 6493:G→ 6446:G→ 6393:+ 6242:G→ 6227:: 6103:G→ 6078:: 6039:→ 6035:G→ 5638:pH 5626:, 5506:: 5182:: 4493:: 4238:, 4021:, 4017:, 3884:. 3876:. 3866:. 3854:. 3850:. 3799:12 3777:12 3736:. 3726:. 3693:29 3691:. 3654:59 3652:. 3629:. 3617:. 3594:. 3586:. 3576:63 3574:. 3551:. 3541:. 3531:55 3529:. 3505:. 3497:. 3485:. 3466:. 3429:. 3419:. 3409:. 3399:14 3397:. 3393:. 3317:41 3315:, 3292:. 3284:. 3274:17 3272:. 3268:. 3245:. 3237:. 3227:42 3225:. 3221:. 3198:. 3190:. 3180:33 3178:. 3174:. 3151:. 3143:. 3129:. 3125:. 3102:. 3094:. 3084:10 3082:. 3078:. 3055:. 3045:. 3037:. 3025:. 3021:. 2998:. 2986:. 2982:. 2959:. 2949:. 2941:. 2931:56 2929:. 2925:. 2902:. 2894:. 2880:. 2876:. 2799:. 2776:. 2768:. 2758:. 2746:. 2742:. 2694:. 2680:. 2676:. 2653:. 2639:. 2635:. 2587:. 2577:22 2575:. 2571:. 2541:. 2531:. 2521:94 2519:. 2515:. 2492:. 2482:37 2480:. 2457:. 2449:. 2441:. 2429:. 2404:20 2402:. 2373:. 2365:. 2353:^ 2330:. 2306:. 2274:. 2245:. 2232:^ 2216:. 2194:. 2186:. 2176:46 2174:. 2170:. 2140:. 2118:. 2110:. 2096:. 2092:. 2080:^ 2059:. 2037:. 2027:26 2025:. 2021:. 1998:. 1988:. 1978:. 1966:. 1960:. 1928:. 1917:^ 1895:. 1872:56 1870:, 1562:90 1560:LD 1551:. 1527:. 1516:. 1454:IV 1436:, 1405:. 1325:. 1297:. 1180:pK 1123:. 1072:. 975:. 810:iː 785:; 678:) 671:(p 240:, 42:, 38:, 34:, 6463:→ 6459:→ 6426:→ 6407:→ 6383:: 6365:L 6360:S 6352:S 6348:: 6338:→ 6304:→ 6260:→ 6246:→ 6223:→ 6219:+ 6174:→ 6155:→ 6121:→ 6107:→ 6074:→ 6058:→ 6053:→ 6027:G 5971:N 5963:→ 5959:→ 5895:→ 5841:→ 5828:→ 5826:K 5804:e 5797:t 5790:v 5719:L 5710:L 5583:e 5576:t 5569:v 5451:) 5449:a 5446:K 5410:) 5408:a 5405:K 5308:) 5294:( 5226:e 5219:t 5212:v 5055:) 5036:( 4975:/ 4865:) 4861:( 4854:) 4850:( 4667:/ 4551:) 4547:( 4537:e 4530:t 4523:v 4242:) 4234:( 4203:) 4199:( 4173:, 4040:) 4036:( 4025:) 4013:( 3966:) 3962:( 3952:e 3945:t 3938:v 3892:. 3870:: 3862:: 3831:2 3827:3 3823:2 3819:7 3817:H 3815:3 3811:4 3809:O 3807:2 3805:S 3803:2 3801:N 3797:H 3795:6 3789:4 3787:O 3785:2 3783:S 3781:2 3779:N 3775:H 3773:6 3765:8 3744:. 3722:: 3703:. 3699:: 3685:R 3677:R 3664:. 3660:: 3637:. 3625:: 3619:6 3602:. 3582:: 3559:. 3545:: 3537:: 3513:. 3493:: 3487:4 3470:. 3462:: 3437:. 3413:: 3405:: 3378:. 3353:. 3323:: 3300:. 3280:: 3253:. 3233:: 3206:. 3186:: 3159:. 3137:: 3131:7 3110:. 3090:: 3063:. 3033:: 3006:. 2994:: 2967:. 2937:: 2910:. 2888:: 2882:3 2861:. 2836:. 2810:. 2784:. 2762:: 2754:: 2727:. 2702:. 2688:: 2682:3 2661:. 2647:: 2620:. 2595:. 2583:: 2549:. 2527:: 2500:. 2488:: 2465:. 2445:: 2437:: 2414:. 2410:: 2383:. 2369:: 2285:. 2261:. 2226:. 2202:. 2182:: 2155:. 2126:. 2104:: 2074:. 2045:. 2033:: 2006:. 1982:: 1974:: 1944:. 1911:. 1878:: 1856:. 1854:. 1799:. 1772:. 1700:) 1696:( 1593:l 1589:N 1581:N 1495:l 1481:- 1479:l 1182:a 1150:O 1119:S 1078:l 1045:l 1041:l 1029:l 988:S 984:R 982:( 965:S 961:R 957:S 955:/ 953:R 949:l 945:d 941:l 939:/ 937:d 930:l 865:D 861:L 857:L 853:D 835:2 831:2 816:/ 813:n 807:ɪ 804:t 801:s 798:ɪ 795:s 792:ˈ 789:/ 783:C 746:N 712:c 708:2 702:) 700:D 698:( 676:a 673:K 609:S 606:2 603:O 600:N 597:7 594:H 591:3 588:C 477:) 473:( 311:L 242:C 204:) 81:L 62:l 57:. 50:. 20:)

Index

Cysteinyl
cytosine
cystine
cytisine
cytidine
Sistine
Cys (disambiguation)

Skeletal formula

Ball-and-stick model

Space-filling model
IUPAC name
CAS Number
52-90-4
52-89-1
921-01-7
JSmol
Interactive image
Zwitterion
Interactive image
ChEBI
CHEBI:15356
ChEMBL
ChEMBL54943
ChemSpider
574
5653
ECHA InfoCard

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