1NQM - Sequence, Chains, Asymmetric and Biological Units

• Title: STRUCTURE OF SAVM-W120K, STREPTAVIDIN MUTANT
• Keywords: AVIDIN, STREPTAVIDIN, BIOTIN, MONOMER-MONOMER INTERACTION, H AFFINITY SYSTEMS, UNKNOWN FUNCTION
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	STREPTAVIDIN	A	118	873	0
2	Protein	STREPTAVIDIN	B	119	882	0
3	Protein	STREPTAVIDIN	C	119	882	0
4	Protein	STREPTAVIDIN	D	120	889	0
5	Ligand	STREPTAVIDIN	A	1	0	16
6	Ligand	STREPTAVIDIN	B	1	0	16
7	Ligand	STREPTAVIDIN	C	1	0	16
8	Ligand	STREPTAVIDIN	D	1	0	16
9	Water			223	0	223
total				703	3526	287

Proteins

Unit 1	GLY 16 ILE 17 THR 18 GLY 19 THR 20 TRP 21 TYR 22 ASN 23 GLN 24 LEU 25 GLY 26 SER 27 THR 28 PHE 29 ILE 30 VAL 31 THR 32 ALA 33 GLY 34 ALA 35 ASP 36 GLY 37 ALA 38 LEU 39 THR 40 GLY 41 THR 42 TYR 43 GLU 44 SER 45 ALA 46 VAL 47 GLY 48 ASN 49 ALA 50 GLU 51 SER 52 ARG 53 TYR 54 VAL 55 LEU 56 THR 57 GLY 58 ARG 59 TYR 60 ASP 61 SER 62 ALA 63 PRO 64 ALA 65 THR 66 ASP 67 GLY 68 SER 69 GLY 70 THR 71 ALA 72 LEU 73 GLY 74 TRP 75 THR 76 VAL 77 ALA 78 TRP 79 LYS 80 ASN 81 ASN 82 TYR 83 ARG 84 ASN 85 ALA 86 HIS 87 SER 88 ALA 89 THR 90 THR 91 TRP 92 SER 93 GLY 94 GLN 95 TYR 96 VAL 97 GLY 98 GLY 99 ALA 100 GLU 101 ALA 102 ARG 103 ILE 104 ASN 105 THR 106 GLN 107 TRP 108 LEU 109 LEU 110 THR 111 SER 112 GLY 113 THR 114 THR 115 GLU 116 ALA 117 ASN 118 ALA 119 LYS 120 LYS 121 SER 122 THR 123 LEU 124 VAL 125 GLY 126 HIS 127 ASP 128 THR 129 PHE 130 THR 131 LYS 132 VAL 133
Unit 2	GLY 216 ILE 217 THR 218 GLY 219 THR 220 TRP 221 TYR 222 ASN 223 GLN 224 LEU 225 GLY 226 SER 227 THR 228 PHE 229 ILE 230 VAL 231 THR 232 ALA 233 GLY 234 ALA 235 ASP 236 GLY 237 ALA 238 LEU 239 THR 240 GLY 241 THR 242 TYR 243 GLU 244 SER 245 ALA 246 VAL 247 GLY 248 ASN 249 ALA 250 GLU 251 SER 252 ARG 253 TYR 254 VAL 255 LEU 256 THR 257 GLY 258 ARG 259 TYR 260 ASP 261 SER 262 ALA 263 PRO 264 ALA 265 THR 266 ASP 267 GLY 268 SER 269 GLY 270 THR 271 ALA 272 LEU 273 GLY 274 TRP 275 THR 276 VAL 277 ALA 278 TRP 279 LYS 280 ASN 281 ASN 282 TYR 283 ARG 284 ASN 285 ALA 286 HIS 287 SER 288 ALA 289 THR 290 THR 291 TRP 292 SER 293 GLY 294 GLN 295 TYR 296 VAL 297 GLY 298 GLY 299 ALA 300 GLU 301 ALA 302 ARG 303 ILE 304 ASN 305 THR 306 GLN 307 TRP 308 LEU 309 LEU 310 THR 311 SER 312 GLY 313 THR 314 THR 315 GLU 316 ALA 317 ASN 318 ALA 319 LYS 320 LYS 321 SER 322 THR 323 LEU 324 VAL 325 GLY 326 HIS 327 ASP 328 THR 329 PHE 330 THR 331 LYS 332 VAL 333 LYS 334
Unit 3	GLY 416 ILE 417 THR 418 GLY 419 THR 420 TRP 421 TYR 422 ASN 423 GLN 424 LEU 425 GLY 426 SER 427 THR 428 PHE 429 ILE 430 VAL 431 THR 432 ALA 433 GLY 434 ALA 435 ASP 436 GLY 437 ALA 438 LEU 439 THR 440 GLY 441 THR 442 TYR 443 GLU 444 SER 445 ALA 446 VAL 447 GLY 448 ASN 449 ALA 450 GLU 451 SER 452 ARG 453 TYR 454 VAL 455 LEU 456 THR 457 GLY 458 ARG 459 TYR 460 ASP 461 SER 462 ALA 463 PRO 464 ALA 465 THR 466 ASP 467 GLY 468 SER 469 GLY 470 THR 471 ALA 472 LEU 473 GLY 474 TRP 475 THR 476 VAL 477 ALA 478 TRP 479 LYS 480 ASN 481 ASN 482 TYR 483 ARG 484 ASN 485 ALA 486 HIS 487 SER 488 ALA 489 THR 490 THR 491 TRP 492 SER 493 GLY 494 GLN 495 TYR 496 VAL 497 GLY 498 GLY 499 ALA 500 GLU 501 ALA 502 ARG 503 ILE 504 ASN 505 THR 506 GLN 507 TRP 508 LEU 509 LEU 510 THR 511 SER 512 GLY 513 THR 514 THR 515 GLU 516 ALA 517 ASN 518 ALA 519 LYS 520 LYS 521 SER 522 THR 523 LEU 524 VAL 525 GLY 526 HIS 527 ASP 528 THR 529 PHE 530 THR 531 LYS 532 VAL 533 LYS 534
Unit 4	GLY 616 ILE 617 THR 618 GLY 619 THR 620 TRP 621 TYR 622 ASN 623 GLN 624 LEU 625 GLY 626 SER 627 THR 628 PHE 629 ILE 630 VAL 631 THR 632 ALA 633 GLY 634 ALA 635 ASP 636 GLY 637 ALA 638 LEU 639 THR 640 GLY 641 THR 642 TYR 643 GLU 644 SER 645 ALA 646 VAL 647 GLY 648 ASN 649 ALA 650 GLU 651 SER 652 ARG 653 TYR 654 VAL 655 LEU 656 THR 657 GLY 658 ARG 659 TYR 660 ASP 661 SER 662 ALA 663 PRO 664 ALA 665 THR 666 ASP 667 GLY 668 SER 669 GLY 670 THR 671 ALA 672 LEU 673 GLY 674 TRP 675 THR 676 VAL 677 ALA 678 TRP 679 LYS 680 ASN 681 ASN 682 TYR 683 ARG 684 ASN 685 ALA 686 HIS 687 SER 688 ALA 689 THR 690 THR 691 TRP 692 SER 693 GLY 694 GLN 695 TYR 696 VAL 697 GLY 698 GLY 699 ALA 700 GLU 701 ALA 702 ARG 703 ILE 704 ASN 705 THR 706 GLN 707 TRP 708 LEU 709 LEU 710 THR 711 SER 712 GLY 713 THR 714 THR 715 GLU 716 ALA 717 ASN 718 ALA 719 LYS 720 LYS 721 SER 722 THR 723 LEU 724 VAL 725 GLY 726 HIS 727 ASP 728 THR 729 PHE 730 THR 731 LYS 732 VAL 733 LYS 734 PRO 735

Ligands

Unit 5	BTN 150
Unit 6	BTN 350
Unit 7	BTN 550
Unit 8	BTN 750