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O-methylated flavonoid

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547:
Kim, Dae Hwan; Kim, Bong-Gyu; Lee, Youngshim; Ryu, Ji Young; Lim, Yoongho; Hur, Hor-Gil; Ahn, Joong-Hoon (2005). "Regiospecific methylation of naringenin to ponciretin by soybean O-methyltransferase expressed in Escherichia coli".
626:
Kim, Bong-Gyu; Lee, Youngshim; Hur, Hor-Gil; Lim, Yoongho; Ahn, Joong-Hoon (2006). "Flavonoid 3′-O-methyltransferase from rice: CDNA cloning, characterization and functional expression".
692:
Harborne, J.B. (1967). "Comparative biochemistry of the flavonoids-IV.: Correlations between chemistry, pollen morphology and systematics in the family plumbaginaceae".
152: 112: 132: 97: 137: 63:(OMT) enzymes which accept a variety of substrates. Those enzymes mediate the O-methylation on a specific hydroxyl group, like on 4' (example in 117: 737: 122: 102: 92: 583:
Schroder, G; Wehinger, E; Lukacin, R; Wellmann, F; Seefelder, W; Schwab, W; Schröder, J (2004). "Flavonoid methylation: a novel 4′-
1243: 107: 147: 1174: 164: 142: 127: 70: 730: 591:, and evidence that partially methylated flavanones are substrates of four different flavonoid dioxygenases". 1062: 74: 1248: 1224: 1179: 527: 176: 1039: 510: 448: 883: 723: 490: 324: 65: 60: 951: 365: 275: 1133: 643: 608: 565: 963: 854: 701: 674: 635: 600: 557: 505: 1199: 1194: 1189: 1144: 248: 1204: 1074: 1030: 253: 705: 1237: 959: 911: 678: 639: 604: 17: 1070: 1015: 846: 764: 515: 475: 396: 350: 211: 181: 79: 561: 1051: 992: 922: 893: 819: 465: 413: 391: 381: 293: 258: 186: 40: 1209: 1102: 1097: 1002: 987: 982: 940: 808: 495: 443: 438: 433: 360: 329: 318: 243: 230: 191: 1152: 1112: 1010: 974: 831: 804: 796: 755: 747: 480: 470: 428: 418: 376: 371: 345: 313: 308: 303: 216: 206: 36: 647: 612: 569: 1121: 1047: 936: 927: 907: 898: 827: 781: 500: 485: 408: 263: 201: 196: 44: 665:-methylation of flavonoids by cell-free extracts of calamondin orange". 1089: 785: 773: 453: 423: 48: 715: 1129: 868: 835: 355: 340: 51:
bonds). O-methylation has an effect on the solubility of flavonoids.
59:
O-methylated flavonoids formation implies the presence of specific
719: 69:) or 3' (example in rice) positions. Those positions can be 1165: 1143: 1120: 1111: 1088: 1061: 1038: 1029: 1001: 973: 950: 921: 892: 876: 867: 845: 818: 795: 772: 763: 754: 731: 153:Vitexin 2"-O-rhamnoside 7-O-methyltransferase 8: 661:Brunet, Gunter; Ibrahim, Ragai K. (1980). " 1117: 1035: 873: 769: 760: 738: 724: 716: 77:for the 3-OH position. Calamondin orange ( 133:Methylquercetagetin 6-O-methyltransferase 113:Isoliquiritigenin 2'-O-methyltransferase 98:8-hydroxyquercetin 8-O-methyltransferase 539: 368:(quercetin-3,7,3',4'-tetramethyl ether) 138:3-methylquercetin 7-O-methyltransferase 7: 83:) exhibits all of those activities. 118:Isoorientin 3'-O-methyltransferase 25: 123:Kaempferol 4'-O-methyltransferase 103:Isoflavone 4'-O-methyltransferase 108:Isoflavone 7-O-methyltransferase 640:10.1016/j.phytochem.2005.11.022 605:10.1016/j.phytochem.2004.02.010 148:Quercetin 3-O-methyltransferase 93:Apigenin 4'-O-methyltransferase 1175:List of phytochemicals in food 1: 706:10.1016/S0031-9422(00)82884-8 562:10.1016/j.jbiotec.2005.04.004 165:Catechol-O-methyl transferase 143:Myricetin O-methyltransferase 679:10.1016/0031-9422(80)85102-8 128:Luteolin O-methyltransferase 332:(3',5'-O-Dimethylmyricetin) 171:O-methylated anthocyanidins 73:and there can be a special 1265: 1222: 587:-methyltransferase from 550:Journal of Biotechnology 460:O-methylated isoflavones 321:(3'-O-Dimethylmyricetin) 270:O-methylated flavanonols 1244:O-methylated flavonoids 1185:O-methylated flavonoids 1180:C-methylated flavonoids 238:O-methylated flavanones 29:O-methylated flavonoids 1225:Flavonoid biosynthesis 1063:3-hydroxyanthocyanidin 528:C-methylated flavonoid 225:O-methylated flavanols 1040:3-deoxyanthocyanidins 403:O-methylated flavones 285:-methylated flavonols 233:(3-O'methyl catechin) 75:3-O-methyltransferase 18:O-methylated flavone 589:Catharanthus roseus 491:5-O-methylgenistein 325:5-O-methylmyricetin 66:Catharanthus roseus 61:O-methyltransferase 276:Dihydrokaempferide 1231: 1230: 1218: 1217: 1161: 1160: 1134:Isoliquiritigenin 1084: 1083: 1025: 1024: 863: 862: 177:5-Desoxy-malvidin 71:ortho, meta, para 33:methoxyflavonoids 16:(Redirected from 1256: 1200:Prenylflavonoids 1195:Pyranoflavonoids 1190:Furanoflavonoids 1118: 1036: 964:Leucodelphinidin 952:Flavan-3,4-diols 874: 855:Dalbergichromene 770: 761: 740: 733: 726: 717: 710: 709: 689: 683: 682: 658: 652: 651: 623: 617: 616: 580: 574: 573: 544: 506:Psi-tectorigenin 21: 1264: 1263: 1259: 1258: 1257: 1255: 1254: 1253: 1234: 1233: 1232: 1227: 1214: 1157: 1145:Dihydrochalcone 1139: 1107: 1080: 1057: 1021: 997: 969: 946: 925: 917: 896: 888: 859: 841: 814: 791: 750: 744: 714: 713: 700:(10): 1415–28. 691: 690: 686: 660: 659: 655: 625: 624: 620: 582: 581: 577: 546: 545: 541: 536: 524: 462: 449:Thevetiaflavone 405: 287: 272: 249:Homoeriodictyol 240: 227: 173: 161: 89: 57: 23: 22: 15: 12: 11: 5: 1262: 1260: 1252: 1251: 1246: 1236: 1235: 1229: 1228: 1223: 1220: 1219: 1216: 1215: 1213: 1212: 1207: 1205:Methylenedioxy 1202: 1197: 1192: 1187: 1182: 1177: 1171: 1169: 1163: 1162: 1159: 1158: 1156: 1155: 1149: 1147: 1141: 1140: 1138: 1137: 1126: 1124: 1115: 1109: 1108: 1106: 1105: 1100: 1094: 1092: 1086: 1085: 1082: 1081: 1079: 1078: 1075:Guibourtinidin 1067: 1065: 1059: 1058: 1056: 1055: 1044: 1042: 1033: 1031:Anthocyanidins 1027: 1026: 1023: 1022: 1020: 1019: 1013: 1007: 1005: 999: 998: 996: 995: 990: 985: 979: 977: 971: 970: 968: 967: 956: 954: 948: 947: 945: 944: 933: 931: 919: 918: 916: 915: 904: 902: 890: 889: 887: 886: 880: 878: 871: 865: 864: 861: 860: 858: 857: 851: 849: 843: 842: 840: 839: 824: 822: 816: 815: 813: 812: 801: 799: 793: 792: 790: 789: 778: 776: 767: 758: 752: 751: 745: 743: 742: 735: 728: 720: 712: 711: 694:Phytochemistry 684: 667:Phytochemistry 653: 628:Phytochemistry 618: 599:(8): 1085–94. 593:Phytochemistry 575: 538: 537: 535: 532: 531: 530: 523: 520: 519: 518: 513: 508: 503: 498: 493: 488: 483: 478: 473: 468: 461: 458: 457: 456: 451: 446: 441: 436: 431: 426: 421: 416: 411: 404: 401: 400: 399: 394: 385: 384: 379: 374: 369: 363: 358: 353: 348: 343: 334: 333: 327: 322: 316: 311: 306: 297: 296: 289:of kaempferol 286: 280: 279: 278: 271: 268: 267: 266: 261: 256: 254:Isosakuranetin 251: 246: 239: 236: 235: 234: 226: 223: 222: 221: 219: 214: 209: 204: 199: 194: 189: 184: 179: 172: 169: 168: 167: 160: 157: 156: 155: 150: 145: 140: 135: 130: 125: 120: 115: 110: 105: 100: 95: 88: 85: 56: 53: 24: 14: 13: 10: 9: 6: 4: 3: 2: 1261: 1250: 1249:O-methylation 1247: 1245: 1242: 1241: 1239: 1226: 1221: 1211: 1208: 1206: 1203: 1201: 1198: 1196: 1193: 1191: 1188: 1186: 1183: 1181: 1178: 1176: 1173: 1172: 1170: 1168: 1167:Miscellaneous 1164: 1154: 1151: 1150: 1148: 1146: 1142: 1135: 1131: 1128: 1127: 1125: 1123: 1119: 1116: 1114: 1110: 1104: 1101: 1099: 1096: 1095: 1093: 1091: 1087: 1076: 1072: 1069: 1068: 1066: 1064: 1060: 1053: 1049: 1046: 1045: 1043: 1041: 1037: 1034: 1032: 1028: 1017: 1014: 1012: 1009: 1008: 1006: 1004: 1000: 994: 991: 989: 986: 984: 981: 980: 978: 976: 972: 965: 961: 960:Leucocyanidin 958: 957: 955: 953: 949: 942: 938: 935: 934: 932: 929: 924: 920: 913: 912:Gallocatechol 909: 906: 905: 903: 900: 895: 891: 885: 884:Luteoliflavan 882: 881: 879: 875: 872: 870: 866: 856: 853: 852: 850: 848: 847:Neoflavonoids 844: 837: 833: 829: 826: 825: 823: 821: 817: 810: 806: 803: 802: 800: 798: 794: 787: 783: 780: 779: 777: 775: 771: 768: 766: 765:Anthoxanthins 762: 759: 757: 753: 749: 741: 736: 734: 729: 727: 722: 721: 718: 707: 703: 699: 695: 688: 685: 680: 676: 672: 668: 664: 657: 654: 649: 645: 641: 637: 634:(4): 387–94. 633: 629: 622: 619: 614: 610: 606: 602: 598: 594: 590: 586: 579: 576: 571: 567: 563: 559: 556:(2): 155–62. 555: 551: 543: 540: 533: 529: 526: 525: 521: 517: 514: 512: 509: 507: 504: 502: 499: 497: 494: 492: 489: 487: 484: 482: 479: 477: 474: 472: 469: 467: 464: 463: 459: 455: 452: 450: 447: 445: 442: 440: 437: 435: 432: 430: 427: 425: 422: 420: 417: 415: 412: 410: 407: 406: 402: 398: 395: 393: 390: 389: 388: 383: 380: 378: 375: 373: 370: 367: 364: 362: 359: 357: 354: 352: 349: 347: 344: 342: 339: 338: 337: 336:of quercetin 331: 328: 326: 323: 320: 317: 315: 312: 310: 307: 305: 302: 301: 300: 299:of myricetin 295: 292: 291: 290: 284: 281: 277: 274: 273: 269: 265: 262: 260: 257: 255: 252: 250: 247: 245: 242: 241: 237: 232: 229: 228: 224: 220: 218: 215: 213: 210: 208: 205: 203: 200: 198: 195: 193: 190: 188: 185: 183: 180: 178: 175: 174: 170: 166: 163: 162: 159:Animal enzyme 158: 154: 151: 149: 146: 144: 141: 139: 136: 134: 131: 129: 126: 124: 121: 119: 116: 114: 111: 109: 106: 104: 101: 99: 96: 94: 91: 90: 87:Plant enzymes 86: 84: 82: 81: 76: 72: 68: 67: 62: 54: 52: 50: 46: 42: 38: 34: 30: 19: 1184: 1166: 1071:Apigeninidin 1016:Aromadendrin 923:Flavan-4-ols 894:Flavan-3-ols 697: 693: 687: 673:(5): 741–6. 670: 666: 662: 656: 631: 627: 621: 596: 592: 588: 584: 578: 553: 549: 542: 516:Tectorigenin 476:Formononetin 397:Natsudaidain 386: 351:Isorhamnetin 335: 298: 288: 282: 212:Pulchellidin 182:Capensinidin 80:Citrus mitis 78: 64: 58: 41:methylations 32: 28: 26: 1210:Castavinols 1052:Delphinidin 1003:Flavanonols 993:Eriodictyol 820:Isoflavones 466:Biochanin A 414:Chrysoeriol 392:Eupatolitin 382:Tamarixetin 294:Kaempferide 259:Sakuranetin 187:Europinidin 1238:Categories 1103:Leptosidin 1098:Aureusidin 988:Naringenin 983:Hesperidin 975:Flavanones 941:Luteoforol 809:Kaempferol 756:Flavonoids 748:flavonoids 534:References 496:Pratensein 444:Tangeritin 439:Sinensetin 434:Oroxylin-A 361:Pachypodol 330:Syringetin 319:Laricitrin 244:Hesperetin 231:Meciadanol 192:Hirsutidin 37:flavonoids 1153:Phloretin 1122:Chalcones 1113:Chalcones 1011:Taxifolin 928:flavanols 899:flavanols 832:Genistein 805:Quercetin 797:Flavonols 746:Types of 481:Glycitein 471:Calycosin 429:Nobiletin 419:Diosmetin 377:Rhamnetin 372:Rhamnazin 346:Azaleatin 314:Europetin 309:Combretol 304:Annulatin 217:Rosinidin 207:Petunidin 1048:Cyanidin 937:Apiforol 908:Catechin 828:Daidzein 782:Apigenin 774:Flavones 648:16412485 613:15110688 570:15961179 522:See also 501:Prunetin 486:Irigenin 409:Acacetin 264:Sterubin 202:Peonidin 197:Malvidin 47:groups ( 45:hydroxyl 1136:, et.c. 1090:Aurones 1077:, et.c. 1054:, et.c. 1018:, et.c. 966:, et.c. 943:, et.c. 914:, et.c. 869:Flavans 811:, et.c. 788:, et.c. 786:Chrysin 511:Retusin 454:Wogonin 424:Nepetin 366:Retusin 55:Enzymes 49:methoxy 1130:Butein 877:Flavan 836:Orobol 646:  611:  568:  387:other 356:Ombuin 341:Ayanin 838:et.c. 39:with 644:PMID 609:PMID 566:PMID 35:are 27:The 702:doi 675:doi 636:doi 601:doi 558:doi 554:119 43:on 31:or 1240:: 1132:, 1073:, 1050:, 962:, 939:, 910:, 834:, 830:, 807:, 784:, 696:. 671:19 669:. 642:. 632:67 630:. 607:. 597:65 595:. 564:. 552:. 930:) 926:( 901:) 897:( 739:e 732:t 725:v 708:. 704:: 698:6 681:. 677:: 663:O 650:. 638:: 615:. 603:: 585:O 572:. 560:: 283:O 20:)

Index

O-methylated flavone
flavonoids
methylations
hydroxyl
methoxy
O-methyltransferase
Catharanthus roseus
ortho, meta, para
3-O-methyltransferase
Citrus mitis
Apigenin 4'-O-methyltransferase
8-hydroxyquercetin 8-O-methyltransferase
Isoflavone 4'-O-methyltransferase
Isoflavone 7-O-methyltransferase
Isoliquiritigenin 2'-O-methyltransferase
Isoorientin 3'-O-methyltransferase
Kaempferol 4'-O-methyltransferase
Luteolin O-methyltransferase
Methylquercetagetin 6-O-methyltransferase
3-methylquercetin 7-O-methyltransferase
Myricetin O-methyltransferase
Quercetin 3-O-methyltransferase
Vitexin 2"-O-rhamnoside 7-O-methyltransferase
Catechol-O-methyl transferase
5-Desoxy-malvidin
Capensinidin
Europinidin
Hirsutidin
Malvidin
Peonidin

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