1DTD - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF THE COMPLEX BETWEEN THE LEECH CARBOXYPEPTIDASE INHIBITOR AND THE HUMAN CARBOXYPEPTIDASE A2 (LCI-CPA2)
• Keywords: CARBOXYPEPTIDASE A2, LEECH CARBOXYPEPTIDASE INHIBITOR, HYDROLASE/HYDROLASE INHIBITOR COMPLEX
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1DTD	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	CARBOXYPEPTIDASE A2	A	303	2371	0
2	Protein	METALLOCARBOXYPEPTIDASE INHIBITOR	B	61	472	0
3	Protein	CARBOXYPEPTIDASE A2	A	2	0	11
4	Water			231	0	231
total				597	2843	242

Proteins

Unit 1	PHE 363 ASN 364 PHE 365 GLY 366 ALA 367 TYR 368 HIS 369 THR 370 LEU 371 GLU 372 GLU 373 ILE 374 SER 375 GLN 376 GLU 377 MET 378 ASP 379 ASN 380 LEU 381 VAL 382 ALA 383 GLU 384 HIS 385 PRO 386 GLY 387 LEU 388 VAL 389 SER 390 LYS 391 VAL 392 ASN 393 ILE 394 GLY 395 SER 396 SER 397 PHE 398 GLU 399 ASN 400 ARG 401 PRO 402 MET 403 ASN 404 VAL 405 LEU 406 LYS 407 PHE 408 SER 409 THR 410 GLY 411 GLY 412 ASP 413 LYS 414 PRO 415 ALA 416 ILE 417 TRP 418 LEU 419 ASP 420 ALA 421 GLY 422 ILE 423 HIS 424 ALA 425 ARG 426 GLU 427 TRP 428 VAL 429 THR 430 GLN 431 ALA 432 THR 433 ALA 434 LEU 435 TRP 436 THR 437 ALA 438 ASN 439 LYS 440 ILE 441 VAL 442 SER 443 ASP 444 TYR 445 GLY 446 LYS 447 ASP 448 PRO 449 SER 450 ILE 451 THR 452 SER 453 ILE 454 LEU 455 ASP 456 ALA 457 LEU 458 ASP 459 ILE 460 PHE 461 LEU 462 LEU 463 PRO 464 VAL 465 THR 466 ASN 467 PRO 468 ASP 469 GLY 470 TYR 471 VAL 472 PHE 473 SER 474 GLN 475 THR 476 LYS 477 ASN 478 ARG 479 MET 480 TRP 481 ARG 482 LYS 483 THR 484 ARG 485 SER 486 LYS 487 VAL 488 SER 489 ALA 490 GLY 491 SER 492 LEU 493 CYS 494 VAL 495 GLY 496 VAL 497 ASP 498 PRO 499 ASN 500 ARG 501 ASN 502 TRP 503 ASP 504 ALA 505 GLY 506 PHE 507 GLY 508 GLY 509 PRO 510 GLY 511 ALA 512 SER 513 SER 514 ASN 515 PRO 516 CYS 517 SER 518 ASP 519 SER 520 TYR 521 HIS 522 GLY 523 PRO 524 SER 525 ALA 526 ASN 527 SER 528 GLU 529 VAL 530 GLU 531 VAL 532 LYS 533 SER 534 ILE 535 VAL 536 ASP 537 PHE 538 ILE 539 LYS 540 SER 541 HIS 542 GLY 543 LYS 544 VAL 545 LYS 546 ALA 547 PHE 548 ILE 549 ILE 550 LEU 551 HIS 552 SER 553 TYR 554 SER 555 GLN 556 LEU 557 LEU 558 MET 559 PHE 560 PRO 561 TYR 562 GLY 563 TYR 564 LYS 565 CYS 566 THR 567 LYS 568 LEU 569 ASP 570 ASP 571 PHE 572 ASP 573 GLU 574 LEU 575 SER 576 GLU 577 VAL 578 ALA 579 GLN 580 LYS 581 ALA 582 ALA 583 GLN 584 SER 585 LEU 586 SER 587 ARG 588 LEU 589 HIS 590 GLY 591 THR 592 LYS 593 TYR 594 LYS 595 VAL 596 GLY 597 PRO 598 ILE 599 CYS 600 SER 601 VAL 602 ILE 603 TYR 604 GLN 605 ALA 606 SER 607 GLY 608 GLY 609 SER 610 ILE 611 ASP 612 TRP 613 SER 614 TYR 615 ASP 616 TYR 617 GLY 618 ILE 619 LYS 620 TYR 621 SER 622 PHE 623 ALA 624 PHE 625 GLU 626 LEU 627 ARG 628 ASP 629 THR 630 GLY 631 ARG 632 TYR 633 GLY 634 PHE 635 LEU 636 LEU 637 PRO 638 ALA 639 ARG 640 GLN 641 ILE 642 LEU 643 PRO 644 THR 645 ALA 646 GLU 647 GLU 648 THR 649 TRP 650 LEU 651 GLY 652 LEU 653 LYS 654 ALA 655 ILE 656 MET 657 GLU 658 HIS 659 VAL 660 ARG 661 ASP 662 HIS 663 PRO 664 TYR 665
Unit 2	ASP 6 GLU 7 SER 8 PHE 9 LEU 10 CYS 11 TYR 12 GLN 13 PRO 14 ASP 15 GLN 16 VAL 17 CYS 18 CYS 19 PHE 20 ILE 21 CYS 22 ARG 23 GLY 24 ALA 25 ALA 26 PRO 27 LEU 28 PRO 29 SER 30 GLU 31 GLY 32 GLU 33 CYS 34 ASN 35 PRO 36 HIS 37 PRO 38 THR 39 ALA 40 PRO 41 TRP 42 CYS 43 ARG 44 GLU 45 GLY 46 ALA 47 VAL 48 GLU 49 TRP 50 VAL 51 PRO 52 TYR 53 SER 54 THR 55 GLY 56 GLN 57 CYS 58 ARG 59 THR 60 THR 61 CYS 62 ILE 63 PRO 64 TYR 65 VAL 66
Unit 3	GLU 300 ZN 301