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Hemolysin

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with short saturated acyl chains, especially if they have a conical form, whereas cylindrical lipids (e.g., sphingomyelin) hinder its activity. The lytic process, most commonly seen in leucocytes, is caused by pore formation induced by an oligomerized octamer that organizes in a ring structure. Once
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Dalla Serra M, Coraiola M, Viero G, Comai M, Potrich C, Ferreras M, Baba-Moussa L, Colin DA, Menestrina G, Bhakdi S, Prévost G (2005). "Staphylococcus aureus bicomponent gamma-hemolysins, HlgA, HlgB, and HlgC, can form mixed pores containing all components".
446:, this toxin binds with the outer membrane, with subsequent oligomerization of the toxin monomers to form water-filled channels. These are responsible for osmotic phenomena, cell depolarization and loss of vital molecules (v.gr. ATP), leading to cell death. 401:
This pore consists of seven alpha-hemolysin subunits, which represent the major cytotoxic agent that is freed by this kind of bacterium. These subunits attach to the target cells in the manner described before, and extend the lipid bilayer, forming the
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As hemolysins are produced by pathogenic organisms, the main treatment is the intake of antibiotics specific to the pathogen that have caused the infection. Moreover, some hemolysins may be neutralized by the action of anti-hemolysin
619:, earlier than expected in a normal situation. As the bone marrow cannot make erythrocytes fast enough to meet the body’s needs, oxygen does not arrive to body tissues properly. As a consequence, some symptoms may appear, such as 1250:
Krasil’nikov O.V.; Ternovsky, VI.; Tashmukhamedov, BA. Properties of conductivity channels induced in phospholipid bilayer membanes by alpha-staphylotoxin. //Biofizika (Moscow), — 1981.—V. 26, — N.2, —P.
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of hemolysins (such as streptolysin S) is a system repressed in the presence of iron. This ensures that hemolysin is produced only when needed. The regulation of the production of hemolysin in
589:. Lysis of these cells releases heme into the surroundings, allowing the bacteria to take up the free iron. But hemolysin is related to bacteria not only in this way but also in some others. 557:
there is a hydrophobic belt approximately 30 Å in width that provides a surface complementary to the nonpolar portion of the lipid bilayer. The interfaces are composed of both salt-links and
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Karmakar P, Chakrabarti MK (July 2012). "Thermostable direct hemolysin diminishes tyrosine phosphorylation of epidermal growth factor receptor through protein kinase C dependent mechanism".
2080: 484:γ-Hemolysins are pore-forming toxins in the same family as α-Hemolysin. They are unique in that they come in two components, and hence are referred to as bi-component toxins ( 406:. These pores in the cellular membrane will eventually end up causing cell death, since it allows the exchange of monovalent ions that would cause the DNA fragmentation. 177: 195:. Although the lytic activity of some microbe-derived hemolysins on red blood cells may be of great importance for nutrient acquisition, many hemolysins produced by 142: 2514: 2574: 1361:
Song L, Hobaugh MR, Shustak C, Cheley S, Bayley H, Gouaux JE (December 1996). "Structure of staphylococcal alpha-hemolysin, a heptameric transmembrane pore".
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has a mushroom-like shape and measures up to 100 Å in diameter and 100 Å in height. A membrane-spanning, solvent-accessible channel runs along the sevenfold
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Depending on the type of hemolysin and the microorganism that produces it, manifestation of symptoms and diseases may differ from one case to the other:
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Burnside K, Lembo A, de Los Reyes M, Iliuk A, Binhtran NT, Connelly JE, Lin WJ, Schmidt BZ, Richardson AR, Fang FC, Tao WA, Rajagopal L (2010).
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do not cause significant destruction of red blood cells during infection. However, hemolysins are often capable of lysing red blood cells
1674:"Staphylococcus aureus α-hemolysin mediates virulence in a murine model of severe pneumonia through activation of the NLRP3 inflammasome" 2277: 1497:"Crystal structure of the octameric pore of staphylococcal γ-hemolysin reveals the β-barrel pore formation mechanism by two components" 1860:
Griffiths BB, McClain O (1988). "The role of iron in the growth and hemolysin (Streptolysin S) production in Streptococcus pyogenes".
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must be removed because it filters blood and removes dead or damaged cells from the bloodstream, worsening the lack of erythrocytes.
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Kebaier C, Chamberland RR, Allen IC, Gao X, Broglie PM, Hall JD, Jania C, Doerschuk CM, Tilley SL, Duncan JA (March 2012).
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Many bacteria produce hemolysins that can be detected in the laboratory. It is now believed that many clinically relevant
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Bhakdi S, Mackman N, Menestrina G, Gray L, Hugo F, Seeger W, Holland IB (June 1988). "The hemolysin of Escherichia coli".
842: 2586: 1905:"Regulation of hemolysin expression and virulence of Staphylococcus aureus by a serine/threonine kinase and phosphatase" 1000:"Di-rhamnolipid from Pseudomonas aeruginosa displays differential effects on human keratinocyte and fibroblast cultures" 585:, free iron is typically maintained at low concentrations within the body. Red blood cells are rich in iron-containing 241:
Not only are the erythrocytes affected by hemolysins, but there are also some effects among other blood cells, such as
1723:"Apigenin alleviates the symptoms of Staphylococcus aureus pneumonia by inhibiting the production of alpha-hemolysin" 687:
Both aerolysin and alpha-hemolysin are synthesized by extracellular bacteria, which infect specific tissue surfaces.
764:, the pore-forming toxin α-hemolysin (Hla), is the secreted factor responsible for the activation of an alternative 2265: 745:
aimed at developing new farmacs to cure easily or prevent this kind of pneumonia. At the moment, apiegnin and beta-
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secretes alpha-hemolysin monomers that bind to the outer membrane of susceptible cells. Upon binding, the monomers
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Visualization of hemolysis (UK: haemolysis) of red blood cells in agar plates facilitates the categorization of
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Yamashita K, Kawai Y, Tanaka Y, Hirano N, Kaneko J, Tomita N, Ohta M, Kamio Y, Yao M, Tanaka I (October 2011).
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with doses of alpha-hemolysin at which nearly 80% of the cells survived decreased the ability of the cells to
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during infections) are combined with other virulence factors may threaten a human's life to a greater extent.
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the prepore is formed, a more stable one ensues, named β-barrel. In this final part, the octamer binds with
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Hemolysin is normally secreted by the bacteria in a water-soluble way. These monomers diffuse to the
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Hemolysins are thought to be responsible for many events in host cells. For example, iron may be a
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Dong J, Qiu J, Wang J, Li H, Dai X, Zhang Y, Wang X, Tan W, Niu X, Deng X, Zhao S (October 2012).
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also produce hemolysins. Hemolysins can be identified by their ability to lyse red blood cells
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Some hemolysins damage the erythrocyte membrane by cleaving the phospholipids in the membrane.
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due to the release of organic phosphorus from sphingomyelin and ultimately caused cell lysis.
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supplements may be given or, in case of emergencies, a blood transfusion. In rare cases, the
358:. It produces a ring-shaped complex called a staphylococcal alpha-hemolysin pore. In nature, 2519: 2348: 2328: 2235: 2230: 2225: 2220: 2215: 2210: 2200: 2190: 2185: 2175: 2170: 2093: 2020: 1983: 1975: 1934: 1924: 1869: 1832: 1824: 1813:"Effect of Escherichia coli alpha-hemolysin on human peripheral leukocyte function in vitro" 1783: 1775: 1734: 1693: 1685: 1612: 1571: 1526: 1516: 1457: 1447: 1378: 1335: 1297: 1289: 1261:
McGillivray DJ, Heinrich F, Valincius G, Ignatjev I, Vanderah DJ, Lösche M, Kasianowicz JJ.
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is a common disease in some areas, which is the reason for the many studies in the field of
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leading to tissue damage or even tissue destruction. There is a clear example of this: the
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Hemolysins have proved to be a damaging factor for vital organs, through the activity of
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and ranges from 14 Å to 46 Å in diameter. On the exterior of the 14-strand antiparallel
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in the growth of various pathogenic bacteria. Since free iron may generate damaging
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membranes, but they are not a potential danger for the cell’s plasmatic membrane.
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cytolysin heptamer reveals common features among disparate pore-forming toxins"
719:. In this case, it has been proven that alpha-hemolysin takes part in inducing 2541: 2524: 2122: 1219: 888: 884:, preventing a longer and more dangerous effect of hemolysis within the body. 881: 811: 803: 799: 788: 754: 742: 734: 704: 669: 367: 297: 242: 2551: 1873: 1739: 1722: 1689: 1521: 1452: 861: 830: 769: 765: 712: 680: 351: 301: 250: 196: 2032: 1997: 1948: 1797: 1748: 1707: 1626: 1576: 1555: 1540: 1471: 1347: 1237: 1137: 1076: 1033: 592:
As mentioned before, hemolysin is a potential virulence factor produced by
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leading to the cell wall rupture (lysis) can cause death of the host cell.
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to form a water-filled transmembrane channel that facilitates uncontrolled
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receptor (EGFR), the rational target of anti-colorectal cancer therapy.
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Hemolysins can be secreted by many different kinds of bacteria such as
1489: 1416: 1339: 596:, which can put a human's health at risk. Despite causing some severe 50: 2368: 2363: 2358: 2353: 2343: 2338: 2333: 2245: 2101: 896: 864: 857: 654: 355: 157: 1053:. Advances in Applied Microbiology. Vol. 55. pp. 191–213. 1048: 430: 772:
is inhibited by artificially elevating the intracellular levels of
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Chalmeau J, Monina N, Shin J, Vieu C, Noireaux V (January 2011).
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infects the intestinal tract, but it might also cause sepsis and
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Thompson JR, Cronin B, Bayley H, Wallace MI (December 2011).
829:, allow bacteria to evade the immune system by escaping from 319:. After this is done, they oligomerize, creating ring-shaped 1050:
Possible role of fungal hemolysins in sick building syndrome
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in the soluble and pore-forming conformations. For example,
494:). Compared to beta-hemolysin, it has a higher affinity for 342:
as a specific example of pore-forming hemolysin production.
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among other pathogens. We can take a look at the bacterium
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One way hemolysin lyses erythrocytes is by forming pores in
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While most hemolysins are protein compounds, some are lipid
1654:. United States National Institutes of Health. 2011-04-01 776:. This process is also mediated by the exchange factors 733:, which is responsible for inflammatory processes and of 631:, an enlarged heart or even heart failure, among others. 944:
influx from an extracellular environment accompanied by
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Further findings show that the main virulence factor of
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of anti alpha-hemlysin are thought to give protection.
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The structure of several hemolysins has been solved by
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When blood cells are being destroyed too fast, extra
438:: macromolecular structure of the transmembrane pore. 998:
Stipcevic T, Piljac T, Isseroff RR (November 2005).
2502: 2319: 2296: 2244: 2146: 2113: 1560:: an archetype of β-barrel, channel-forming toxins" 645:produces extra-intestinal infections and can cause 156: 136: 118: 113: 97: 84: 72: 64: 59: 32: 27:
Molecule destroying the membrane of red blood cells
787:Another interesting point is that pretreatment of 44:Staphylococcus aureus alpha toxin from S. aureus ( 849:(expression of hemolysin) is now possible due to 532:cytolysin also forms a heptameric pore, however 2515:LDL-receptor-related protein-associated protein 700:is a dangerous pathogen that may lead cells to 2074: 1276:Maheswaran SK, Lindorfer RK (November 1967). 661:can cause severe diseases, such as pneumonia. 611:, condition that involves the destruction of 382:. Rapid discharge of vital molecules such as 350:that causes many infectious diseases such as 8: 292:(PFT), which are able to cause the lysis of 1962:Ragle BE, Bubeck Wardenburg J (July 2009). 818:, would greatly enhance the survival of an 2081: 2067: 2059: 1811:Cavalieri SJ, Snyder IS (September 1982). 110: 38: 2311:Pulmonary surfactant-associated protein C 2306:Pulmonary surfactant-associated protein B 2051:at the U.S. National Library of Medicine 1987: 1938: 1928: 1836: 1787: 1738: 1697: 1616: 1575: 1530: 1520: 1461: 1451: 1301: 1227: 1127: 1023: 1652:"What Is Hemolytic Anemia? - NHLBI, NIH" 2591: 990: 1762:Mestre MB, Colombo MI (October 2012). 1092: 1082: 29: 2575:other cell membrane protein disorders 928:is now being studied in the field of 768:. It has been demonstrated that this 607:The main consequence of hemolysis is 315:and are attached to them by specific 7: 912:Thermostable Direct Hemolysin (TDH; 2278:Myelin oligodendrocyte glycoprotein 183:are lipids and proteins that cause 814:by alpha-hemolysin, if they occur 25: 615:and their later removal from the 569:solutions even up to 65 °C. 545:The heptamer of α-hemolysin from 538:γ-hemolysin forms a pore that is 2606: 2594: 707:usually recognized by a massive 2547:Phospholipid transfer proteins 2283:Myelin-associated glycoprotein 1601:"Iron and bacterial virulence" 1294:10.1128/JB.94.5.1313-1319.1967 1016:10.1016/j.jdermsci.2005.08.005 253:to monocytes, lymphocytes and 1: 1829:10.1128/IAI.37.3.966-974.1982 1618:10.1016/S0255-0857(21)02343-4 1383:10.1126/science.274.5294.1859 1265:. Carnegie Mellon University. 1059:10.1016/S0065-2164(04)55007-4 1047:Vesper SJ, Vesper MJ (2004). 843:regulation of gene expression 837:Regulation of gene expression 798:and particles and to undergo 526:in biological membranes. The 114:Available protein structures: 2025:10.1016/j.bbagen.2012.04.011 1930:10.1371/journal.pone.0011071 1501:Proc. Natl. Acad. Sci. U.S.A 1432:Proc. Natl. Acad. Sci. U.S.A 1129:10.1016/j.bbamem.2010.07.027 948:phosphorylation. Activated 2655: 2266:Myelin proteolipid protein 1424:"Crystal structure of the 1422:De S, Olson R (May 2011). 802:. Premature activation of 304:by producing pores on the 33:Leukocidin/Hemolysin toxin 2570: 1599:Sritharan M (July 2006). 1220:10.1016/j.bpj.2011.09.054 825:Some hemolysins, such as 749:are thought to alleviate 602:pathogenic microorganisms 249:hemolysin is potentially 109: 37: 2053:Medical Subject Headings 970:Hemolysis (microbiology) 563:hydrophobic interactions 522:forms a homo-heptameric 1874:10.1002/jobm.3620280703 1740:10.1111/1574-6968.12040 1522:10.1073/pnas.1110402108 1453:10.1073/pnas.1017442108 958:epidermal growth factor 925:Vibrio parahaemolyticus 753:pneumonia, whereas the 657:. Alpha-hemolysin from 380:small organic molecules 2634:Transmembrane proteins 2013:Biochim. Biophys. Acta 1605:Indian J Med Microbiol 1577:10.1006/jsbi.1998.3959 1116:Biochim. Biophys. Acta 737:. Pneumonia caused by 677:Listeria monocytogenes 439: 434:Alpha(α)-hemolysin of 336:Vibrio parahemolyticus 238: 2098:Cell surface receptor 1690:10.1093/infdis/jir846 1558:Staphylococcus aureus 980:Staphylococcus aureus 709:inflammatory response 693:Staphylococcus aureus 659:Staphylococcus aureus 638:Alpha-hemolysin from 573:Role during infection 547:Staphylococcus aureus 535:Staphylococcus aureus 519:Staphylococcus aureus 513:X-ray crystallography 444:Staphylococcus aureus 436:Staphylococcus aureus 433: 419:Staphylococcus aureus 386:, dissipation of the 360:Staphylococcus aureus 344:Staphylococcus aureus 340:Staphylococcus aureus 328:Staphylococcus aureus 278:phospholipid bilayers 245:(white blood cells). 232: 2298:Pulmonary surfactant 2254:Myelin basic protein 2148:Membrane-spanning 4A 1980:10.1128/IAI.00115-09 1727:FEMS Microbiol. Lett 856:that are related to 306:cytoplasmic membrane 288:Many hemolysins are 2288:Myelin protein zero 1921:2010PLoSO...511071B 1513:2011PNAS..10817314Y 1444:2011PNAS..108.7385D 1375:1996Sci...274.1859S 1212:2011BpJ...101.2679T 975:Pore-forming toxins 940:cells. TDH induces 770:autophagic response 675:Listeriolysin from 501:phosphatidylcholine 394:, and irreversible 290:pore-forming toxins 1862:J. Basic Microbiol 1780:10.4161/auto.22161 1556:"α-Hemolysin from 1165:10.1007/BF00144740 934:cell proliferation 806:and inhibition of 766:autophagic pathway 726:by the use of the 474:phosphoryl-choline 464:toxin secreted by 454:β-hemolysin (hlb; 440: 388:membrane potential 257:, leading them to 239: 191:by disrupting the 2582: 2581: 2094:membrane proteins 1554:Gouaux E (1998). 1369:(5294): 1859–66. 1340:10.1021/ci050175y 1153:Eur. J. Epidemiol 172: 171: 168: 167: 163:structure summary 16:(Redirected from 2646: 2629:Bacterial toxins 2611: 2610: 2609: 2599: 2598: 2590: 2083: 2076: 2069: 2060: 2037: 2036: 2008: 2002: 2001: 1991: 1959: 1953: 1952: 1942: 1932: 1900: 1894: 1893: 1857: 1851: 1850: 1840: 1808: 1802: 1801: 1791: 1759: 1753: 1752: 1742: 1718: 1712: 1711: 1701: 1669: 1663: 1662: 1660: 1659: 1648: 1642: 1641: 1639: 1638: 1629:. Archived from 1620: 1596: 1590: 1589: 1579: 1551: 1545: 1544: 1534: 1524: 1492: 1482: 1476: 1475: 1465: 1455: 1419: 1409: 1403: 1402: 1358: 1352: 1351: 1328:J Chem Inf Model 1322: 1316: 1315: 1305: 1273: 1267: 1266: 1258: 1252: 1248: 1242: 1241: 1231: 1191: 1185: 1184: 1148: 1142: 1141: 1131: 1107: 1101: 1100: 1094: 1090: 1088: 1080: 1044: 1038: 1037: 1027: 1004:J. Dermatol. Sci 995: 950:protein kinase C 946:protein kinase C 724:pulmonary injury 666:Aeromonas sobria 609:hemolytic anemia 459: 396:osmotic swelling 332:Escherichia coli 247:Escherichia coli 111: 53: 42: 30: 21: 2654: 2653: 2649: 2648: 2647: 2645: 2644: 2643: 2639:Protein domains 2619: 2618: 2617: 2607: 2605: 2593: 2585: 2583: 2578: 2566: 2520:Neurofibromin 2 2503:Other/ungrouped 2498: 2315: 2292: 2240: 2142: 2109: 2087: 2045: 2040: 2010: 2009: 2005: 1961: 1960: 1956: 1902: 1901: 1897: 1859: 1858: 1854: 1810: 1809: 1805: 1761: 1760: 1756: 1720: 1719: 1715: 1671: 1670: 1666: 1657: 1655: 1650: 1649: 1645: 1636: 1634: 1598: 1597: 1593: 1564:J. Struct. Biol 1553: 1552: 1548: 1507:(42): 17314–9. 1494: 1484: 1483: 1479: 1438:(18): 7385–90. 1426:Vibrio cholerae 1421: 1411: 1410: 1406: 1360: 1359: 1355: 1324: 1323: 1319: 1275: 1274: 1270: 1260: 1259: 1255: 1249: 1245: 1206:(11): 2679–83. 1193: 1192: 1188: 1150: 1149: 1145: 1109: 1108: 1104: 1091: 1081: 1069: 1046: 1045: 1041: 997: 996: 992: 988: 966: 954:tyrosine kinase 938:colon carcinoma 932:. It regulates 910: 905: 877: 839: 827:listeriolysin O 664:Aerolysin from 579:limiting factor 575: 529:Vibrio cholerae 517:α-hemolysin of 509: 496:phosphocholines 482: 462:Phospholipase C 455: 452: 428: 423: 412: 404:pore structures 286: 274: 237:seen on a plate 216: 189:red blood cells 55: 45: 28: 23: 22: 15: 12: 11: 5: 2652: 2650: 2642: 2641: 2636: 2631: 2621: 2620: 2616: 2615: 2603: 2580: 2579: 2571: 2568: 2567: 2565: 2564: 2559: 2554: 2549: 2544: 2539: 2538: 2537: 2532: 2522: 2517: 2512: 2506: 2504: 2500: 2499: 2497: 2496: 2491: 2486: 2481: 2476: 2471: 2466: 2461: 2456: 2451: 2446: 2441: 2436: 2431: 2426: 2421: 2416: 2411: 2406: 2401: 2396: 2391: 2386: 2381: 2376: 2371: 2366: 2361: 2356: 2351: 2346: 2341: 2336: 2331: 2325: 2323: 2317: 2316: 2314: 2313: 2308: 2302: 2300: 2294: 2293: 2291: 2290: 2285: 2280: 2275: 2274: 2273: 2263: 2262: 2261: 2250: 2248: 2242: 2241: 2239: 2238: 2233: 2228: 2223: 2218: 2213: 2208: 2203: 2198: 2193: 2188: 2183: 2178: 2173: 2168: 2163: 2158: 2152: 2150: 2144: 2143: 2141: 2140: 2135: 2130: 2125: 2119: 2117: 2111: 2110: 2088: 2086: 2085: 2078: 2071: 2063: 2057: 2056: 2044: 2043:External links 2041: 2039: 2038: 2019:(7): 1073–80. 2003: 1954: 1895: 1852: 1803: 1774:(12): 1865–7. 1754: 1713: 1678:J. Infect. Dis 1664: 1643: 1591: 1546: 1477: 1404: 1353: 1334:(6): 1539–45. 1317: 1268: 1253: 1243: 1186: 1143: 1102: 1093:|journal= 1067: 1039: 989: 987: 984: 983: 982: 977: 972: 965: 962: 922:) produced by 909: 906: 904: 901: 876: 873: 838: 835: 685: 684: 673: 662: 651:pyelonephritis 594:microorganisms 574: 571: 559:hydrogen bonds 508: 505: 481: 478: 451: 448: 427: 424: 422: 416: 411: 408: 285: 284:Pore formation 282: 273: 270: 215: 212: 208:biosurfactants 170: 169: 166: 165: 160: 154: 153: 140: 134: 133: 123: 116: 115: 107: 106: 101: 95: 94: 89: 82: 81: 76: 70: 69: 66: 62: 61: 57: 56: 43: 35: 34: 26: 24: 14: 13: 10: 9: 6: 4: 3: 2: 2651: 2640: 2637: 2635: 2632: 2630: 2627: 2626: 2624: 2614: 2604: 2602: 2597: 2592: 2588: 2577: 2576: 2569: 2563: 2560: 2558: 2555: 2553: 2550: 2548: 2545: 2543: 2540: 2536: 2533: 2531: 2528: 2527: 2526: 2523: 2521: 2518: 2516: 2513: 2511: 2508: 2507: 2505: 2501: 2495: 2492: 2490: 2487: 2485: 2482: 2480: 2477: 2475: 2472: 2470: 2467: 2465: 2462: 2460: 2457: 2455: 2452: 2450: 2447: 2445: 2442: 2440: 2437: 2435: 2432: 2430: 2427: 2425: 2422: 2420: 2417: 2415: 2412: 2410: 2407: 2405: 2402: 2400: 2397: 2395: 2392: 2390: 2387: 2385: 2382: 2380: 2377: 2375: 2372: 2370: 2367: 2365: 2362: 2360: 2357: 2355: 2352: 2350: 2347: 2345: 2342: 2340: 2337: 2335: 2332: 2330: 2327: 2326: 2324: 2322: 2318: 2312: 2309: 2307: 2304: 2303: 2301: 2299: 2295: 2289: 2286: 2284: 2281: 2279: 2276: 2272: 2269: 2268: 2267: 2264: 2260: 2257: 2256: 2255: 2252: 2251: 2249: 2247: 2243: 2237: 2234: 2232: 2229: 2227: 2224: 2222: 2219: 2217: 2214: 2212: 2209: 2207: 2204: 2202: 2199: 2197: 2194: 2192: 2189: 2187: 2184: 2182: 2179: 2177: 2174: 2172: 2169: 2167: 2164: 2162: 2159: 2157: 2154: 2153: 2151: 2149: 2145: 2139: 2136: 2134: 2131: 2129: 2126: 2124: 2121: 2120: 2118: 2116: 2112: 2107: 2103: 2099: 2095: 2091: 2084: 2079: 2077: 2072: 2070: 2065: 2064: 2061: 2054: 2050: 2047: 2046: 2042: 2034: 2030: 2026: 2022: 2018: 2014: 2007: 2004: 1999: 1995: 1990: 1985: 1981: 1977: 1974:(7): 2712–8. 1973: 1969: 1968:Infect. Immun 1965: 1958: 1955: 1950: 1946: 1941: 1936: 1931: 1926: 1922: 1918: 1915:(6): e11071. 1914: 1910: 1906: 1899: 1896: 1891: 1887: 1883: 1879: 1875: 1871: 1868:(7): 427–36. 1867: 1863: 1856: 1853: 1848: 1844: 1839: 1834: 1830: 1826: 1823:(3): 966–74. 1822: 1818: 1817:Infect. Immun 1814: 1807: 1804: 1799: 1795: 1790: 1785: 1781: 1777: 1773: 1769: 1765: 1758: 1755: 1750: 1746: 1741: 1736: 1733:(2): 124–31. 1732: 1728: 1724: 1717: 1714: 1709: 1705: 1700: 1695: 1691: 1687: 1684:(5): 807–17. 1683: 1679: 1675: 1668: 1665: 1653: 1647: 1644: 1633:on 2018-09-30 1632: 1628: 1624: 1619: 1614: 1610: 1606: 1602: 1595: 1592: 1587: 1583: 1578: 1573: 1570:(2): 110–22. 1569: 1565: 1561: 1559: 1550: 1547: 1542: 1538: 1533: 1528: 1523: 1518: 1514: 1510: 1506: 1502: 1498: 1491: 1487: 1481: 1478: 1473: 1469: 1464: 1459: 1454: 1449: 1445: 1441: 1437: 1433: 1429: 1427: 1418: 1414: 1408: 1405: 1400: 1396: 1392: 1388: 1384: 1380: 1376: 1372: 1368: 1364: 1357: 1354: 1349: 1345: 1341: 1337: 1333: 1329: 1321: 1318: 1313: 1309: 1304: 1299: 1295: 1291: 1288:(5): 1313–9. 1287: 1283: 1279: 1272: 1269: 1264: 1257: 1254: 1247: 1244: 1239: 1235: 1230: 1225: 1221: 1217: 1213: 1209: 1205: 1201: 1197: 1190: 1187: 1182: 1178: 1174: 1170: 1166: 1162: 1159:(2): 135–43. 1158: 1154: 1147: 1144: 1139: 1135: 1130: 1125: 1121: 1117: 1113: 1106: 1103: 1098: 1086: 1078: 1074: 1070: 1068:9780120026579 1064: 1060: 1056: 1052: 1051: 1043: 1040: 1035: 1031: 1026: 1021: 1017: 1013: 1009: 1005: 1001: 994: 991: 985: 981: 978: 976: 973: 971: 968: 967: 963: 961: 959: 955: 952:inhibits the 951: 947: 943: 939: 935: 931: 927: 926: 921: 920: 915: 907: 902: 900: 898: 894: 890: 885: 883: 874: 872: 870: 866: 863: 859: 855: 852: 848: 844: 836: 834: 832: 828: 823: 821: 817: 813: 809: 805: 801: 797: 794: 790: 785: 783: 779: 775: 771: 767: 763: 758: 756: 752: 748: 744: 740: 736: 732: 729: 725: 722: 718: 714: 710: 706: 703: 699: 695: 694: 688: 682: 678: 674: 671: 667: 663: 660: 656: 652: 648: 644: 641: 640:uropathogenic 637: 636: 635: 632: 630: 626: 622: 618: 614: 610: 605: 603: 599: 595: 590: 588: 584: 583:free radicals 580: 572: 570: 568: 564: 561:, as well as 560: 556: 552: 548: 543: 541: 537: 536: 531: 530: 525: 521: 520: 514: 506: 504: 502: 497: 493: 492: 487: 479: 477: 475: 471: 470:sphingomyelin 467: 463: 458: 449: 447: 445: 437: 432: 425: 420: 417: 415: 409: 407: 405: 399: 397: 393: 392:ion gradients 389: 385: 381: 377: 373: 369: 365: 361: 357: 353: 349: 345: 341: 337: 333: 329: 324: 322: 318: 314: 309: 307: 303: 299: 295: 291: 283: 281: 279: 271: 269: 267: 266:Streptococcus 262: 260: 256: 252: 248: 244: 236: 235:Streptococcus 233:Hemolysis by 231: 227: 225: 221: 213: 211: 209: 204: 202: 198: 194: 193:cell membrane 190: 186: 182: 179: 176: 164: 161: 159: 155: 152: 148: 144: 141: 139: 135: 131: 127: 124: 121: 117: 112: 108: 105: 102: 100: 96: 93: 90: 87: 83: 80: 77: 75: 71: 67: 63: 58: 52: 48: 41: 36: 31: 19: 2572: 2106:cytoskeleton 2096:(other than 2016: 2012: 2006: 1971: 1967: 1957: 1912: 1908: 1898: 1865: 1861: 1855: 1820: 1816: 1806: 1771: 1767: 1757: 1730: 1726: 1716: 1681: 1677: 1667: 1656:. Retrieved 1646: 1635:. Retrieved 1631:the original 1611:(3): 163–4. 1608: 1604: 1594: 1567: 1563: 1557: 1549: 1504: 1500: 1480: 1435: 1431: 1425: 1407: 1366: 1362: 1356: 1331: 1327: 1320: 1285: 1282:J. Bacteriol 1281: 1271: 1256: 1246: 1203: 1199: 1189: 1156: 1152: 1146: 1122:(1): 271–8. 1119: 1115: 1105: 1049: 1042: 1010:(2): 141–3. 1007: 1003: 993: 956:activity of 923: 917: 911: 903:Applications 886: 878: 850: 846: 840: 824: 815: 808:phagocytosis 786: 759: 750: 747:cyclodextrin 738: 731:inflammasome 716: 715:produced by 697: 691: 689: 686: 633: 613:erythrocytes 606: 591: 576: 546: 544: 533: 527: 518: 510: 489: 483: 465: 453: 443: 442:Secreted by 441: 435: 418: 413: 400: 359: 343: 335: 331: 327: 325: 313:target cells 310: 294:erythrocytes 287: 275: 263: 246: 240: 234: 223: 217: 205: 200: 180: 174: 173: 2321:Tetraspanin 869:phosphatase 793:phagocytize 702:necrotizing 629:arrhythmias 617:bloodstream 598:pathologies 480:γ-Hemolysin 450:β-hemolysin 426:α-hemolysin 364:oligomerize 323:complexes. 261:and death. 255:macrophages 181:haemolysins 60:Identifiers 2623:Categories 2525:Presenilin 2049:Hemolysins 1658:2012-11-24 1637:2007-06-17 1200:Biophys. J 986:References 889:folic acid 882:antibodies 831:phagosomes 812:chemotaxis 804:leukocytes 800:chemotaxis 789:leukocytes 755:antibodies 743:immunology 735:pyroptosis 705:infections 670:meningitis 421:hemolysins 368:permeation 298:leukocytes 243:leucocytes 214:Properties 175:Hemolysins 126:structures 68:Leukocidin 18:Hemolysins 2573:see also 2552:Dysferlin 1768:Autophagy 1493:​; 1420:​; 1095:ignored ( 1085:cite book 919:IPR005015 875:Treatment 862:threonine 854:mutations 762:S. aureus 713:pneumonia 681:phagosome 540:octameric 507:Structure 491:IPR003963 466:S. aureus 410:Enzymatic 352:pneumonia 317:receivers 302:platelets 272:Mechanism 259:autolysis 251:cytotoxic 197:pathogens 104:IPR036435 54:​). 2613:Medicine 2510:Calnexin 2115:Arrestin 2033:22543197 1998:19380475 1949:20552019 1909:PLOS ONE 1890:23325588 1798:23047465 1749:23113475 1708:22279123 1627:16912433 1541:21969538 1472:21502531 1399:45663016 1348:16309251 1251:271—276. 1238:22261056 1138:20692229 1077:15350795 1034:16199139 964:See also 930:oncology 914:InterPro 908:Medicine 851:in-vitro 847:S.aureus 822:attack. 796:bacteria 751:S.aureus 739:S.aureus 721:necrotic 717:S.aureus 698:S.aureus 647:cystitis 555:β barrel 524:β-barrel 486:InterPro 348:pathogen 321:heptamer 224:in vitro 201:in vitro 143:RCSB PDB 99:InterPro 2601:Biology 2587:Portals 2494:TSPAN34 2489:TSPAN33 2484:TSPAN32 2479:TSPAN31 2474:TSPAN30 2469:TSPAN29 2464:TSPAN28 2459:TSPAN27 2454:TSPAN26 2449:TSPAN25 2444:TSPAN24 2439:TSPAN23 2434:TSPAN22 2429:TSPAN21 2424:TSPAN20 2419:TSPAN19 2414:TSPAN18 2409:TSPAN17 2404:TSPAN16 2399:TSPAN15 2394:TSPAN14 2389:TSPAN13 2384:TSPAN12 2379:TSPAN11 2374:TSPAN10 2102:enzymes 2092:: cell 2090:Protein 1989:2708543 1940:2884019 1917:Bibcode 1882:3065477 1847:6752033 1789:3541307 1699:3274379 1586:9615434 1532:3198349 1509:Bibcode 1463:3088620 1440:Bibcode 1391:8943190 1371:Bibcode 1363:Science 1312:4964474 1229:3297801 1208:Bibcode 1181:8237698 1173:3042445 1025:1592130 916::  820:E. coli 816:in vivo 778:RAPGEF3 643:E. coli 621:fatigue 488::  460:) is a 79:PF07968 2369:TSPAN9 2364:TSPAN8 2359:TSPAN7 2354:TSPAN6 2349:TSPAN5 2344:TSPAN4 2339:TSPAN3 2334:TSPAN2 2329:TSPAN1 2246:Myelin 2236:MS4A18 2231:MS4A15 2226:MS4A14 2221:MS4A13 2216:MS4A12 2211:MS4A10 2201:MS4A8B 2191:MS4A6E 2186:MS4A6A 2176:MS4A4E 2171:MS4A4A 2104:, and 2055:(MeSH) 2031:  1996:  1986:  1947:  1937:  1888:  1880:  1845:  1838:347633 1835:  1796:  1786:  1747:  1706:  1696:  1625:  1584:  1539:  1529:  1470:  1460:  1397:  1389:  1346:  1310:  1303:276826 1300:  1236:  1226:  1179:  1171:  1136:  1075:  1065:  1032:  1022:  897:spleen 865:kinase 858:serine 655:sepsis 653:, and 457:Q2FWP1 378:, and 356:sepsis 300:, and 158:PDBsum 132:  122:  92:CL0636 65:Symbol 2535:PSEN2 2530:PSEN1 2206:MS4A9 2196:MS4A7 2181:MS4A5 2166:MS4A3 2161:MS4A2 2156:MS4A1 2133:ARRB2 2128:ARRB1 1886:S2CID 1395:S2CID 1177:S2CID 782:RAP2B 728:NLRP3 372:water 346:is a 220:fungi 185:lysis 2562:OTOF 2557:STRC 2271:PLP1 2259:PMP2 2138:ARR3 2029:PMID 2017:1820 1994:PMID 1945:PMID 1878:PMID 1843:PMID 1794:PMID 1745:PMID 1704:PMID 1623:PMID 1582:PMID 1537:PMID 1490:3b07 1468:PMID 1417:3o44 1387:PMID 1344:PMID 1308:PMID 1234:PMID 1169:PMID 1134:PMID 1120:1808 1097:help 1073:PMID 1063:ISBN 1030:PMID 942:Ca2+ 893:iron 891:and 867:and 841:The 810:and 780:and 774:cAMP 625:pain 587:heme 551:axis 390:and 376:ions 354:and 151:PDBj 147:PDBe 130:ECOD 120:Pfam 88:clan 86:Pfam 74:Pfam 51:7AHL 2542:HFE 2123:SAG 2021:doi 1984:PMC 1976:doi 1935:PMC 1925:doi 1870:doi 1833:PMC 1825:doi 1784:PMC 1776:doi 1735:doi 1731:338 1694:PMC 1686:doi 1682:205 1613:doi 1572:doi 1568:121 1527:PMC 1517:doi 1505:108 1486:PDB 1458:PMC 1448:doi 1436:108 1413:PDB 1379:doi 1367:274 1336:doi 1298:PMC 1290:doi 1224:PMC 1216:doi 1204:101 1161:doi 1124:doi 1055:doi 1020:PMC 1012:doi 936:in 567:SDS 384:ATP 370:of 334:or 187:of 138:PDB 47:PDB 2625:: 2100:, 2027:. 2015:. 1992:. 1982:. 1972:77 1970:. 1966:. 1943:. 1933:. 1923:. 1911:. 1907:. 1884:. 1876:. 1866:28 1864:. 1841:. 1831:. 1821:37 1819:. 1815:. 1792:. 1782:. 1770:. 1766:. 1743:. 1729:. 1725:. 1702:. 1692:. 1680:. 1676:. 1621:. 1609:24 1607:. 1603:. 1580:. 1566:. 1562:. 1535:. 1525:. 1515:. 1503:. 1499:. 1488:: 1466:. 1456:. 1446:. 1434:. 1430:. 1415:: 1393:. 1385:. 1377:. 1365:. 1342:. 1332:45 1330:. 1306:. 1296:. 1286:94 1284:. 1280:. 1232:. 1222:. 1214:. 1202:. 1198:. 1175:. 1167:. 1155:. 1132:. 1118:. 1114:. 1089:: 1087:}} 1083:{{ 1071:. 1061:. 1028:. 1018:. 1008:40 1006:. 1002:. 871:. 784:. 696:. 649:, 627:, 623:, 542:. 503:. 374:, 330:, 308:. 296:, 268:. 226:. 210:. 203:. 178:or 149:; 145:; 128:/ 49:: 2589:: 2108:) 2082:e 2075:t 2068:v 2035:. 2023:: 2000:. 1978:: 1951:. 1927:: 1919:: 1913:5 1892:. 1872:: 1849:. 1827:: 1800:. 1778:: 1772:8 1751:. 1737:: 1710:. 1688:: 1661:. 1640:. 1615:: 1588:. 1574:: 1543:. 1519:: 1511:: 1474:. 1450:: 1442:: 1401:. 1381:: 1373:: 1350:. 1338:: 1314:. 1292:: 1240:. 1218:: 1210:: 1183:. 1163:: 1157:4 1140:. 1126:: 1099:) 1079:. 1057:: 1036:. 1014:: 860:/ 672:. 20:)

Index

Hemolysins

PDB
7AHL
Pfam
PF07968
Pfam
CL0636
InterPro
IPR036435
Pfam
structures
ECOD
PDB
RCSB PDB
PDBe
PDBj
PDBsum
structure summary
or
lysis
red blood cells
cell membrane
pathogens
biosurfactants
fungi

leucocytes
cytotoxic
macrophages

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