1QHO - Sequence, Chains, Asymmetric and Biological Units

• Title: FIVE-DOMAIN ALPHA-AMYLASE FROM BACILLUS STEAROTHERMOPHILUS, MALTOSE/ACARBOSE COMPLEX
• Keywords: AMYLASE, GLYCOSIDE HYDROLASE, STARCH DEGRADATION, HYDROLASE
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	ALPHA-AMYLASE	A	686	5319	0
2	Ligand		B	2	0	23
3	Ligand		C	2	0	23
4	Ligand		D	6	0	66
5	Ligand	ALPHA-AMYLASE	A	4	0	8
6	Water			1106	0	1106
total				1806	5319	1226

Proteins

Unit 1

SER 1 SER 2 SER 3 ALA 4 SER 5 VAL 6 LYS 7 GLY 8 ASP 9 VAL 10 ILE 11 TYR 12 GLN 13 ILE 14 ILE 15 ILE 16 ASP 17 ARG 18 PHE 19 TYR 20 ASP 21 GLY 22 ASP 23 THR 24 THR 25 ASN 26 ASN 27 ASN 28 PRO 29 ALA 30 LYS 31 SER 32 TYR 33 GLY 34 LEU 35 TYR 36 ASP 37 PRO 38 THR 39 LYS 40 SER 41 LYS 42 TRP 43 LYS 44 MET 45 TYR 46 TRP 47 GLY 48 GLY 49 ASP 50 LEU 51 GLU 52 GLY 53 VAL 54 ARG 55 GLN 56 LYS 57 LEU 58 PRO 59 TYR 60 LEU 61 LYS 62 GLN 63 LEU 64 GLY 65 VAL 66 THR 67 THR 68 ILE 69 TRP 70 LEU 71 SER 72 PRO 73 VAL 74 LEU 75 ASP 76 ASN 77 LEU 78 ASP 79 THR 80 LEU 81 ALA 82 GLY 83 THR 84 ASP 85 ASN 86 THR 87 GLY 88 TYR 89 HIS 90 GLY 91 TYR 92 TRP 93 THR 94 ARG 95 ASP 96 PHE 97 LYS 98 GLN 99 ILE 100 GLU 101 GLU 102 HIS 103 PHE 104 GLY 105 ASN 106 TRP 107 THR 108 THR 109 PHE 110 ASP 111 THR 112 LEU 113 VAL 114 ASN 115 ASP 116 ALA 117 HIS 118 GLN 119 ASN 120 GLY 121 ILE 122 LYS 123 VAL 124 ILE 125 VAL 126 ASP 127 PHE 128 VAL 129 PRO 130 ASN 131 HIS 132 SER 133 THR 134 PRO 135 PHE 136 LYS 137 ALA 138 ASN 139 ASP 140 SER 141 THR 142 PHE 143 ALA 144 GLU 145 GLY 146 GLY 147 ALA 148 LEU 149 TYR 150 ASN 151 ASN 152 GLY 153 THR 154 TYR 155 MET 156 GLY 157 ASN 158 TYR 159 PHE 160 ASP 161 ASP 162 ALA 163 THR 164 LYS 165 GLY 166 TYR 167 PHE 168 HIS 169 HIS 170 ASN 171 GLY 172 ASP 173 ILE 174 SER 175 ASN 176 TRP 177 ASP 178 ASP 179 ARG 180 TYR 181 GLU 182 ALA 183 GLN 184 TRP 185 LYS 186 ASN 187 PHE 188 THR 189 ASP 190 PRO 191 ALA 192 GLY 193 PHE 194 SER 195 LEU 196 ALA 197 ASP 198 LEU 199 SER 200 GLN 201 GLU 202 ASN 203 GLY 204 THR 205 ILE 206 ALA 207 GLN 208 TYR 209 LEU 210 THR 211 ASP 212 ALA 213 ALA 214 VAL 215 GLN 216 LEU 217 VAL 218 ALA 219 HIS 220 GLY 221 ALA 222 ASP 223 GLY 224 LEU 225 ARG 226 ILE 227 ASP 228 ALA 229 VAL 230 LYS 231 HIS 232 PHE 233 ASN 234 SER 235 GLY 236 PHE 237 SER 238 LYS 239 SER 240 LEU 241 ALA 242 ASP 243 LYS 244 LEU 245 TYR 246 GLN 247 LYS 248 LYS 249 ASP 250 ILE 251 PHE 252 LEU 253 VAL 254 GLY 255 GLU 256 TRP 257 TYR 258 GLY 259 ASP 260 ASP 261 PRO 262 GLY 263 THR 264 ALA 265 ASN 266 HIS 267 LEU 268 GLU 269 LYS 270 VAL 271 ARG 272 TYR 273 ALA 274 ASN 275 ASN 276 SER 277 GLY 278 VAL 279 ASN 280 VAL 281 LEU 282 ASP 283 PHE 284 ASP 285 LEU 286 ASN 287 THR 288 VAL 289 ILE 290 ARG 291 ASN 292 VAL 293 PHE 294 GLY 295 THR 296 PHE 297 THR 298 GLN 299 THR 300 MET 301 TYR 302 ASP 303 LEU 304 ASN 305 ASN 306 MET 307 VAL 308 ASN 309 GLN 310 THR 311 GLY 312 ASN 313 GLU 314 TYR 315 LYS 316 TYR 317 LYS 318 GLU 319 ASN 320 LEU 321 ILE 322 THR 323 PHE 324 ILE 325 ASP 326 ASN 327 HIS 328 ASP 329 MET 330 SER 331 ARG 332 PHE 333 LEU 334 SER 335 VAL 336 ASN 337 SER 338 ASN 339 LYS 340 ALA 341 ASN 342 LEU 343 HIS 344 GLN 345 ALA 346 LEU 347 ALA 348 PHE 349 ILE 350 LEU 351 THR 352 SER 353 ARG 354 GLY 355 THR 356 PRO 357 SER 358 ILE 359 TYR 360 TYR 361 GLY 362 THR 363 GLU 364 GLN 365 TYR 366 MET 367 ALA 368 GLY 369 GLY 370 ASN 371 ASP 372 PRO 373 TYR 374 ASN 375 ARG 376 GLY 377 MET 378 MET 379 PRO 380 ALA 381 PHE 382 ASP 383 THR 384 THR 385 THR 386 THR 387 ALA 388 PHE 389 LYS 390 GLU 391 VAL 392 SER 393 THR 394 LEU 395 ALA 396 GLY 397 LEU 398 ARG 399 ARG 400 ASN 401 ASN 402 ALA 403 ALA 404 ILE 405 GLN 406 TYR 407 GLY 408 THR 409 THR 410 THR 411 GLN 412 ARG 413 TRP 414 ILE 415 ASN 416 ASN 417 ASP 418 VAL 419 TYR 420 ILE 421 TYR 422 GLU 423 ARG 424 LYS 425 PHE 426 PHE 427 ASN 428 ASP 429 VAL 430 VAL 431 LEU 432 VAL 433 ALA 434 ILE 435 ASN 436 ARG 437 ASN 438 THR 439 GLN 440 SER 441 SER 442 TYR 443 SER 444 ILE 445 SER 446 GLY 447 LEU 448 GLN 449 THR 450 ALA 451 LEU 452 PRO 453 ASN 454 GLY 455 SER 456 TYR 457 ALA 458 ASP 459 TYR 460 LEU 461 SER 462 GLY 463 LEU 464 LEU 465 GLY 466 GLY 467 ASN 468 GLY 469 ILE 470 SER 471 VAL 472 SER 473 ASN 474 GLY 475 SER 476 VAL 477 ALA 478 SER 479 PHE 480 THR 481 LEU 482 ALA 483 PRO 484 GLY 485 ALA 486 VAL 487 SER 488 VAL 489 TRP 490 GLN 491 TYR 492 SER 493 THR 494 SER 495 ALA 496 SER 497 ALA 498 PRO 499 GLN 500 ILE 501 GLY 502 SER 503 VAL 504 ALA 505 PRO 506 ASN 507 MET 508 GLY 509 ILE 510 PRO 511 GLY 512 ASN 513 VAL 514 VAL 515 THR 516 ILE 517 ASP 518 GLY 519 LYS 520 GLY 521 PHE 522 GLY 523 THR 524 THR 525 GLN 526 GLY 527 THR 528 VAL 529 THR 530 PHE 531 GLY 532 GLY 533 VAL 534 THR 535 ALA 536 THR 537 VAL 538 LYS 539 SER 540 TRP 541 THR 542 SER 543 ASN 544 ARG 545 ILE 546 GLU 547 VAL 548 TYR 549 VAL 550 PRO 551 ASN 552 MET 553 ALA 554 ALA 555 GLY 556 LEU 557 THR 558 ASP 559 VAL 560 LYS 561 VAL 562 THR 563 ALA 564 GLY 565 GLY 566 VAL 567 SER 568 SER 569 ASN 570 LEU 571 TYR 572 SER 573 TYR 574 ASN 575 ILE 576 LEU 577 SER 578 GLY 579 THR 580 GLN 581 THR 582 SER 583 VAL 584 VAL 585 PHE 586 THR 587 VAL 588 LYS 589 SER 590 ALA 591 PRO 592 PRO 593 THR 594 ASN 595 LEU 596 GLY 597 ASP 598 LYS 599 ILE 600 TYR 601 LEU 602 THR 603 GLY 604 ASN 605 ILE 606 PRO 607 GLU 608 LEU 609 GLY 610 ASN 611 TRP 612 SER 613 THR 614 ASP 615 THR 616 SER 617 GLY 618 ALA 619 VAL 620 ASN 621 ASN 622 ALA 623 GLN 624 GLY 625 PRO 626 LEU 627 LEU 628 ALA 629 PRO 630 ASN 631 TYR 632 PRO 633 ASP 634 TRP 635 PHE 636 TYR 637 VAL 638 PHE 639 SER 640 VAL 641 PRO 642 ALA 643 GLY 644 LYS 645 THR 646 ILE 647 GLN 648 PHE 649 LYS 650 PHE 651 PHE 652 ILE 653 LYS 654 ARG 655 ALA 656 ASP 657 GLY 658 THR 659 ILE 660 GLN 661 TRP 662 GLU 663 ASN 664 GLY 665 SER 666 ASN 667 HIS 668 VAL 669 ALA 670 THR 671 THR 672 PRO 673 THR 674 GLY 675 ALA 676 THR 677 GLY 678 ASN 679 ILE 680 THR 681 VAL 682 THR 683 TRP 684 GLN 685 ASN 686

Ligands

Unit 2	GLC 1 GLC 2
Unit 3	GLC 1 GLC 2
Unit 4	BGC 1 GLC 2 AGL 3 GLC 4 GLC 5 GLC 6
Unit 5	CA 701 CA 702 CA 703 SO4 704