Chain E ( R389 Q393 I400 T405 L408 M413 T414 A415 G416 Q417 I418 C419 N420 L421 V422 A423 I424 D425 T426 N427 Q428 L429 M430 R487 S488 T489 L490 E491 Y492 S493 N494 E495 R496 L497 K498 Q499 T500 N501 E502 M503 L504 R505 G506 I507 K508 L509 L510 Y513 W515 I518 F519 R520 T521 R522 V523 E524 T525 T526 R527 R528 K529 E530 M531 V606 S607 V608 Q609 K610 L611 E613 F614 K776 W778 L779 L780 N781 A782 Q822 I823 G824 E825 R826 G827 I828 N829 R999 A1000 A1094 K1095 R1096 L1097 H1098 R1099 L1101 L1102 I1105 I1106 M1110 R1111 F1112 F1113 E1114 T1115 T1116 P1117 L1118 G1119 S1120 I1121 L1122 N1123 R1124 F1125 S1126 S1127 D1128 C1129 N1130 T1131 I1132 D1133 Q1190 D1193 D1194 T1195 T1196 Q1197 L1198 P1199 L1200 L1201 S1202 H1203 F1204 A1205 E1206 T1207 V1208 E1209 G1210 L1211 T1212 I1214 Y1230 S1233 N1234 S1238 L1241 E1306 L1307 Q1308 L1309 G1310 A1311 V1312 K1313 R1314 I1315 H1316 G1317 L1318 L1319 V1430 L1431 F1432 E1477 G1478 G1479 E1480 R1494 )