1QB3 - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF THE CELL CYCLE REGULATORY PROTEIN CKS1
• Keywords: CELL CYCLE MUTAGENESIS DOMAIN SWAPPING, CYCLIN-DEPENDENT KIN CYCLE
• Experiment: X-ray diffraction
• Number of Models: 1

Database	ID code	Status	Coordinate files
			Header	Asymmetric unit	Biological unit
PDB	1QB3	released	available	available	Quaternary Structure Server

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	CYCLIN-DEPENDENT KINASES REGULATORY SUBUNIT	A	113	925	0
2	Protein	CYCLIN-DEPENDENT KINASES REGULATORY SUBUNIT	B	119	975	0
3	Protein	CYCLIN-DEPENDENT KINASES REGULATORY SUBUNIT	C	109	905	0
4	Water			24	0	24
total				365	2805	24

Proteins

Unit 1	HIS 6 ALA 7 PHE 8 GLN 9 GLY 10 ARG 11 LYS 12 LEU 13 THR 14 ASP 15 GLN 16 GLU 17 ARG 18 ALA 19 ARG 20 VAL 21 LEU 22 GLU 23 PHE 24 GLN 25 ASP 26 SER 27 ILE 28 HIS 29 TYR 30 SER 31 PRO 32 ARG 33 TYR 34 SER 35 ASP 36 ASP 37 ASN 38 TYR 39 GLU 40 TYR 41 ARG 42 HIS 43 VAL 44 MET 45 LEU 46 PRO 47 LYS 48 ALA 49 MET 50 LEU 51 LYS 52 VAL 53 ILE 54 PRO 55 SER 56 ASP 57 TYR 58 PHE 59 ASN 60 SER 61 GLU 62 VAL 63 GLY 64 THR 65 LEU 66 ARG 67 ILE 68 LEU 69 THR 70 GLU 71 ASP 72 GLU 73 TRP 74 ARG 75 GLY 76 LEU 77 GLY 78 ILE 79 THR 80 GLN 81 SER 82 LEU 83 GLY 84 TRP 85 GLU 86 HIS 87 TYR 88 GLU 89 CYS 90 HIS 91 ALA 92 PRO 93 GLU 94 PRO 95 HIS 96 ILE 97 LEU 98 LEU 99 PHE 100 LYS 101 ARG 102 PRO 103 LEU 104 ASN 105 TYR 106 GLU 107 ALA 108 GLU 109 LEU 110 ARG 111 ALA 112 ALA 113 THR 114 ALA 115 ALA 116 ALA 117 GLN 118
Unit 2	HIS 206 ALA 207 PHE 208 GLN 209 GLY 210 ARG 211 LYS 212 LEU 213 THR 214 ASP 215 GLN 216 GLU 217 ARG 218 ALA 219 ARG 220 VAL 221 LEU 222 GLU 223 PHE 224 GLN 225 ASP 226 SER 227 ILE 228 HIS 229 TYR 230 SER 231 PRO 232 ARG 233 TYR 234 SER 235 ASP 236 ASP 237 ASN 238 TYR 239 GLU 240 TYR 241 ARG 242 HIS 243 VAL 244 MET 245 LEU 246 PRO 247 LYS 248 ALA 249 MET 250 LEU 251 LYS 252 VAL 253 ILE 254 PRO 255 SER 256 ASP 257 TYR 258 PHE 259 ASN 260 SER 261 GLU 262 VAL 263 GLY 264 THR 265 LEU 266 ARG 267 ILE 268 LEU 269 THR 270 GLU 271 ASP 272 GLU 273 TRP 274 ARG 275 GLY 276 LEU 277 GLY 278 ILE 279 THR 280 GLN 281 SER 282 LEU 283 GLY 284 TRP 285 GLU 286 HIS 287 TYR 288 GLU 289 CYS 290 HIS 291 ALA 292 PRO 293 GLU 294 PRO 295 HIS 296 ILE 297 LEU 298 LEU 299 PHE 300 LYS 301 ARG 302 PRO 303 LEU 304 ASN 305 TYR 306 GLU 307 ALA 308 GLU 309 LEU 310 ARG 311 ALA 312 ALA 313 THR 314 ALA 315 ALA 316 ALA 317 GLN 318 GLN 319 GLN 320 GLN 321 GLN 322 GLN 323 GLN 324
Unit 3	HIS 406 ALA 407 PHE 408 GLN 409 GLY 410 ARG 411 LYS 412 LEU 413 THR 414 ASP 415 GLN 416 GLU 417 ARG 418 ALA 419 ARG 420 VAL 421 LEU 422 GLU 423 PHE 424 GLN 425 ASP 426 SER 427 ILE 428 HIS 429 TYR 430 SER 431 PRO 432 ARG 433 TYR 434 SER 435 ASP 436 ASP 437 ASN 438 TYR 439 GLU 440 TYR 441 ARG 442 HIS 443 VAL 444 MET 445 LEU 446 PRO 447 LYS 448 ALA 449 MET 450 LEU 451 LYS 452 VAL 453 ILE 454 PRO 455 SER 456 ASP 457 TYR 458 PHE 459 ASN 460 SER 461 GLU 462 VAL 463 GLY 464 THR 465 LEU 466 ARG 467 ILE 468 LEU 469 THR 470 GLU 471 ASP 472 GLU 473 TRP 474 ARG 475 GLY 476 LEU 477 GLY 478 ILE 479 THR 480 GLN 481 SER 482 LEU 483 GLY 484 TRP 485 GLU 486 HIS 487 TYR 488 GLU 489 CYS 490 HIS 491 ALA 492 PRO 493 GLU 494 PRO 495 HIS 496 ILE 497 LEU 498 LEU 499 PHE 500 LYS 501 ARG 502 PRO 503 LEU 504 ASN 505 TYR 506 GLU 507 ALA 508 GLU 509 LEU 510 ARG 511 ALA 512 ALA 513 THR 514