ASN 73 * ALA 75 * PRO 109 * LYS 110 * ASN 111 * TYR 112 * GLN 113 * LYS 144 * ASN 145 * TYR 146 * HIS 147 * TYR 388 * LEU 396 * ALA 399 * TYR 400 * CYS 402 * LEU 403 * ASP 404 * ALA 405 * SER 406 * ARG 407 * PRO 408 * TRP 409 * LEU 410 * TYR 412 * TRP 413 * ILE 414 * GLY 449 * HIS 456 * LEU 457 * ALA 458 * PRO 459 * TYR 461 * ALA 462 * MET 500 * ASP 507 * ARG 509 * CYS 513 * HIS 555 * GLY 556 * GLY 557 * TYR 558 * CYS 561 * GLN 596 * GLY 597 * ARG 598 * LYS 601 * LEU 602 * VAL 603 * ASP 604 * GLY 605 * CYS 606 * TYR 607 * TRP 610 * LEU 657 * LEU 658 * ASP 659 * LYS 660 * LYS 663 * SER 664 * ARG 665 * ASP 666 * PHE 667 * TYR 668 * HIS 669 * THR 670 * CYS 671 * TYR 672 *