ARG 426 * CYS 427 * ILE 428 * GLY 429 * GLU 430 * GLY 431 * GLN 432 * PHE 433 * GLY 434 * ASP 435 * VAL 436 * HIS 437 * GLN 438 * GLY 439 * ALA 450 * VAL 451 * ALA 452 * ILE 453 * LYS 454 * THR 455 * GLU 471 * MET 475 * ILE 483 * VAL 484 * LYS 485 * LEU 486 * ILE 487 * ILE 497 * ILE 498 * MET 499 * GLU 500 * LEU 501 * CYS 502 * THR 503 * LEU 504 * GLY 505 * GLU 506 * LEU 507 * ARG 508 * SER 509 * HIS 544 * ASP 546 * ALA 548 * ALA 549 * ARG 550 * ASN 551 * VAL 552 * LEU 553 * VAL 554 * SER 555 * SER 556 * LYS 561 * LEU 562 * GLY 563 * ASP 564 * PHE 565 * GLY 566 * LEU 567 * SER 568 * ARG 569 * TYR 570 *