1IRX - Sequence, Chains, Asymmetric and Biological Units

• Title: CRYSTAL STRUCTURE OF CLASS I LYSYL-TRNA SYNTHETASE
• Keywords: BETA SANDWITCH, ZINC-BINDING STRUCTURE, ROSSMANN FOLD, ALPHA-HELIX CAGE, RIKEN STRUCTURAL GENOMICS/PROTEOMICS INITIATIVE, RSGI, STRUCTURAL GENOMICS, LIGASE
• Experiment: X-ray diffraction
• Number of Models: 1

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

Asymmetric unit from PDB

Unit	Type	Name	Chain ID	Residues	Atoms	Hetatoms
1	Protein	LYSYL-TRNA SYNTHETASE	A	507	4247	0
2	Protein	LYSYL-TRNA SYNTHETASE	B	508	4255	0
3	Ligand	LYSYL-TRNA SYNTHETASE	A	2	0	2
4	Ligand	LYSYL-TRNA SYNTHETASE	B	2	0	2
5	Water			248	0	248
total				1267	8502	252

Proteins

Unit 1

HIS 3 TRP 4 ALA 5 ASP 6 TYR 7 ILE 8 ALA 9 ASP 10 LYS 11 ILE 12 ILE 13 ARG 14 GLU 15 ARG 16 GLY 17 GLU 18 LYS 19 GLU 20 LYS 21 TYR 22 VAL 23 VAL 24 GLU 25 SER 26 GLY 27 ILE 28 THR 29 PRO 30 SER 31 GLY 32 TYR 33 VAL 34 HIS 35 VAL 36 GLY 37 ASN 38 PHE 39 ARG 40 GLU 41 LEU 42 PHE 43 THR 44 ALA 45 TYR 46 ILE 47 VAL 48 GLY 49 HIS 50 ALA 51 LEU 52 ARG 53 ASP 54 LYS 55 GLY 56 TYR 57 GLU 58 VAL 59 ARG 60 HIS 61 ILE 62 HIS 63 MET 64 TRP 65 ASP 66 ASP 67 TYR 68 ASP 69 ARG 70 PHE 71 ARG 72 LYS 73 VAL 74 PRO 75 ARG 76 ASN 77 VAL 78 PRO 79 GLN 80 GLU 81 TRP 82 LYS 83 ASP 84 TYR 85 LEU 86 GLY 87 MET 88 PRO 89 ILE 90 SER 91 GLU 92 VAL 93 PRO 94 ASP 95 PRO 96 TRP 97 GLY 98 CYS 99 HIS 100 GLU 101 SER 102 TYR 103 ALA 104 GLU 105 HIS 106 PHE 107 MET 108 ARG 109 LYS 110 PHE 111 GLU 112 GLU 113 GLU 114 VAL 115 GLU 116 LYS 117 LEU 118 GLY 119 ILE 120 GLU 121 VAL 122 ASP 123 LEU 124 LEU 125 TYR 126 ALA 127 SER 128 GLU 129 LEU 130 TYR 131 LYS 132 ARG 133 GLY 134 GLU 135 TYR 136 SER 137 GLU 138 GLU 139 ILE 140 ARG 141 LEU 142 ALA 143 PHE 144 GLU 145 LYS 146 ARG 147 ASP 148 LYS 149 ILE 150 MET 151 GLU 152 ILE 153 LEU 154 ASN 155 LYS 156 TYR 157 ARG 158 GLU 159 ILE 160 ALA 161 LYS 162 GLN 163 PRO 164 PRO 165 LEU 166 PRO 167 GLU 168 ASN 169 TRP 170 TRP 171 PRO 172 ALA 173 MET 174 VAL 175 TYR 176 CYS 177 PRO 178 GLU 179 HIS 180 ARG 181 ARG 182 GLU 183 ALA 184 GLU 185 ILE 186 ILE 187 GLU 188 TRP 189 ASP 190 GLY 191 GLY 192 TRP 193 LYS 194 VAL 195 LYS 196 TYR 197 LYS 198 CYS 199 PRO 200 GLU 201 GLY 202 HIS 203 GLU 204 GLY 205 TRP 206 VAL 207 ASP 208 ILE 209 ARG 210 SER 211 GLY 212 ASN 213 VAL 214 LYS 215 LEU 216 ARG 217 TRP 218 ARG 219 VAL 220 ASP 221 TRP 222 PRO 223 MET 224 ARG 225 TRP 226 SER 227 HIS 228 PHE 229 GLY 230 VAL 231 ASP 232 PHE 233 GLU 234 PRO 235 ALA 236 GLY 237 LYS 238 ASP 239 HIS 240 LEU 241 VAL 242 ALA 243 GLY 244 SER 245 SER 246 TYR 247 ASP 248 THR 249 GLY 250 LYS 251 GLU 252 ILE 253 ILE 254 LYS 255 GLU 256 VAL 257 TYR 258 GLY 259 LYS 260 GLU 261 ALA 262 PRO 263 LEU 264 SER 265 LEU 266 MET 267 TYR 268 GLU 269 PHE 270 VAL 271 GLY 272 ILE 273 LYS 274 GLY 275 GLN 276 ASN 286 VAL 287 ILE 288 LEU 289 LEU 290 SER 291 ASP 292 LEU 293 TYR 294 GLU 295 VAL 296 LEU 297 GLU 298 PRO 299 GLY 300 LEU 301 VAL 302 ARG 303 PHE 304 ILE 305 TYR 306 ALA 307 ARG 308 HIS 309 ARG 310 PRO 311 ASN 312 LYS 313 GLU 314 ILE 315 LYS 316 ILE 317 ASP 318 LEU 319 GLY 320 LEU 321 GLY 322 ILE 323 LEU 324 ASN 325 LEU 326 TYR 327 ASP 328 GLU 329 PHE 330 GLU 331 LYS 332 VAL 333 GLU 334 ARG 335 ILE 336 TYR 337 PHE 338 GLY 339 VAL 340 GLU 341 GLY 342 GLU 348 GLU 349 LEU 350 ARG 351 ARG 352 THR 353 TYR 354 GLU 355 LEU 356 SER 357 MET 358 PRO 359 LYS 360 LYS 361 PRO 362 GLU 363 ARG 364 LEU 365 VAL 366 ALA 367 GLN 368 ALA 369 PRO 370 PHE 371 ARG 372 PHE 373 LEU 374 ALA 375 VAL 376 LEU 377 VAL 378 GLN 379 LEU 380 PRO 381 HIS 382 LEU 383 THR 384 GLU 385 GLU 386 ASP 387 ILE 388 ILE 389 ASN 390 VAL 391 LEU 392 ILE 393 LYS 394 GLN 395 GLY 396 HIS 397 ILE 398 PRO 399 ARG 400 ASP 401 LEU 402 SER 403 LYS 404 GLU 405 ASP 406 VAL 407 GLU 408 ARG 409 VAL 410 LYS 411 LEU 412 ARG 413 ILE 414 ASN 415 LEU 416 ALA 417 ARG 418 ASN 419 TRP 420 VAL 421 LYS 422 LYS 423 TYR 424 ALA 425 PRO 426 GLU 427 ASP 428 VAL 429 LYS 430 PHE 431 SER 432 ILE 433 LEU 434 GLU 435 LYS 436 PRO 437 PRO 438 GLU 439 VAL 440 GLU 441 VAL 442 SER 443 GLU 444 ASP 445 VAL 446 ARG 447 GLU 448 ALA 449 MET 450 ASN 451 GLU 452 VAL 453 ALA 454 GLU 455 TRP 456 LEU 457 GLU 458 ASN 459 HIS 460 GLU 461 GLU 462 PHE 463 SER 464 VAL 465 GLU 466 GLU 467 PHE 468 ASN 469 ASN 470 ILE 471 LEU 472 PHE 473 GLU 474 VAL 475 ALA 476 LYS 477 ARG 478 ARG 479 GLY 480 ILE 481 SER 482 SER 483 ARG 484 GLU 485 TRP 486 PHE 487 SER 488 THR 489 LEU 490 TYR 491 ARG 492 LEU 493 PHE 494 ILE 495 GLY 496 LYS 497 GLU 498 ARG 499 GLY 500 PRO 501 ARG 502 LEU 503 ALA 504 SER 505 PHE 506 LEU 507 ALA 508 SER 509 LEU 510 ASP 511 ARG 512 SER 513 PHE 514 VAL 515 ILE 516 LYS 517 ARG 518 LEU 519 ARG 520 LEU 521 GLU 522 GLY 523

Unit 2

HIS 3 TRP 4 ALA 5 ASP 6 TYR 7 ILE 8 ALA 9 ASP 10 LYS 11 ILE 12 ILE 13 ARG 14 GLU 15 ARG 16 GLY 17 GLU 18 LYS 19 GLU 20 LYS 21 TYR 22 VAL 23 VAL 24 GLU 25 SER 26 GLY 27 ILE 28 THR 29 PRO 30 SER 31 GLY 32 TYR 33 VAL 34 HIS 35 VAL 36 GLY 37 ASN 38 PHE 39 ARG 40 GLU 41 LEU 42 PHE 43 THR 44 ALA 45 TYR 46 ILE 47 VAL 48 GLY 49 HIS 50 ALA 51 LEU 52 ARG 53 ASP 54 LYS 55 GLY 56 TYR 57 GLU 58 VAL 59 ARG 60 HIS 61 ILE 62 HIS 63 MET 64 TRP 65 ASP 66 ASP 67 TYR 68 ASP 69 ARG 70 PHE 71 ARG 72 LYS 73 VAL 74 PRO 75 ARG 76 ASN 77 VAL 78 PRO 79 GLN 80 GLU 81 TRP 82 LYS 83 ASP 84 TYR 85 LEU 86 GLY 87 MET 88 PRO 89 ILE 90 SER 91 GLU 92 VAL 93 PRO 94 ASP 95 PRO 96 TRP 97 GLY 98 CYS 99 HIS 100 GLU 101 SER 102 TYR 103 ALA 104 GLU 105 HIS 106 PHE 107 MET 108 ARG 109 LYS 110 PHE 111 GLU 112 GLU 113 GLU 114 VAL 115 GLU 116 LYS 117 LEU 118 GLY 119 ILE 120 GLU 121 VAL 122 ASP 123 LEU 124 LEU 125 TYR 126 ALA 127 SER 128 GLU 129 LEU 130 TYR 131 LYS 132 ARG 133 GLY 134 GLU 135 TYR 136 SER 137 GLU 138 GLU 139 ILE 140 ARG 141 LEU 142 ALA 143 PHE 144 GLU 145 LYS 146 ARG 147 ASP 148 LYS 149 ILE 150 MET 151 GLU 152 ILE 153 LEU 154 ASN 155 LYS 156 TYR 157 ARG 158 GLU 159 ILE 160 ALA 161 LYS 162 GLN 163 PRO 164 PRO 165 LEU 166 PRO 167 GLU 168 ASN 169 TRP 170 TRP 171 PRO 172 ALA 173 MET 174 VAL 175 TYR 176 CYS 177 PRO 178 GLU 179 HIS 180 ARG 181 ARG 182 GLU 183 ALA 184 GLU 185 ILE 186 ILE 187 GLU 188 TRP 189 ASP 190 GLY 191 GLY 192 TRP 193 LYS 194 VAL 195 LYS 196 TYR 197 LYS 198 CYS 199 PRO 200 GLU 201 GLY 202 HIS 203 GLU 204 GLY 205 TRP 206 VAL 207 ASP 208 ILE 209 ARG 210 SER 211 GLY 212 ASN 213 VAL 214 LYS 215 LEU 216 ARG 217 TRP 218 ARG 219 VAL 220 ASP 221 TRP 222 PRO 223 MET 224 ARG 225 TRP 226 SER 227 HIS 228 PHE 229 GLY 230 VAL 231 ASP 232 PHE 233 GLU 234 PRO 235 ALA 236 GLY 237 LYS 238 ASP 239 HIS 240 LEU 241 VAL 242 ALA 243 GLY 244 SER 245 SER 246 TYR 247 ASP 248 THR 249 GLY 250 LYS 251 GLU 252 ILE 253 ILE 254 LYS 255 GLU 256 VAL 257 TYR 258 GLY 259 LYS 260 GLU 261 ALA 262 PRO 263 LEU 264 SER 265 LEU 266 MET 267 TYR 268 GLU 269 PHE 270 VAL 271 GLY 272 ILE 273 LYS 274 GLY 275 GLN 276 ASN 286 VAL 287 ILE 288 LEU 289 LEU 290 SER 291 ASP 292 LEU 293 TYR 294 GLU 295 VAL 296 LEU 297 GLU 298 PRO 299 GLY 300 LEU 301 VAL 302 ARG 303 PHE 304 ILE 305 TYR 306 ALA 307 ARG 308 HIS 309 ARG 310 PRO 311 ASN 312 LYS 313 GLU 314 ILE 315 LYS 316 ILE 317 ASP 318 LEU 319 GLY 320 LEU 321 GLY 322 ILE 323 LEU 324 ASN 325 LEU 326 TYR 327 ASP 328 GLU 329 PHE 330 GLU 331 LYS 332 VAL 333 GLU 334 ARG 335 ILE 336 TYR 337 PHE 338 GLY 339 VAL 340 GLU 341 GLY 342 ASP 347 GLU 348 GLU 349 LEU 350 ARG 351 ARG 352 THR 353 TYR 354 GLU 355 LEU 356 SER 357 MET 358 PRO 359 LYS 360 LYS 361 PRO 362 GLU 363 ARG 364 LEU 365 VAL 366 ALA 367 GLN 368 ALA 369 PRO 370 PHE 371 ARG 372 PHE 373 LEU 374 ALA 375 VAL 376 LEU 377 VAL 378 GLN 379 LEU 380 PRO 381 HIS 382 LEU 383 THR 384 GLU 385 GLU 386 ASP 387 ILE 388 ILE 389 ASN 390 VAL 391 LEU 392 ILE 393 LYS 394 GLN 395 GLY 396 HIS 397 ILE 398 PRO 399 ARG 400 ASP 401 LEU 402 SER 403 LYS 404 GLU 405 ASP 406 VAL 407 GLU 408 ARG 409 VAL 410 LYS 411 LEU 412 ARG 413 ILE 414 ASN 415 LEU 416 ALA 417 ARG 418 ASN 419 TRP 420 VAL 421 LYS 422 LYS 423 TYR 424 ALA 425 PRO 426 GLU 427 ASP 428 VAL 429 LYS 430 PHE 431 SER 432 ILE 433 LEU 434 GLU 435 LYS 436 PRO 437 PRO 438 GLU 439 VAL 440 GLU 441 VAL 442 SER 443 GLU 444 ASP 445 VAL 446 ARG 447 GLU 448 ALA 449 MET 450 ASN 451 GLU 452 VAL 453 ALA 454 GLU 455 TRP 456 LEU 457 GLU 458 ASN 459 HIS 460 GLU 461 GLU 462 PHE 463 SER 464 VAL 465 GLU 466 GLU 467 PHE 468 ASN 469 ASN 470 ILE 471 LEU 472 PHE 473 GLU 474 VAL 475 ALA 476 LYS 477 ARG 478 ARG 479 GLY 480 ILE 481 SER 482 SER 483 ARG 484 GLU 485 TRP 486 PHE 487 SER 488 THR 489 LEU 490 TYR 491 ARG 492 LEU 493 PHE 494 ILE 495 GLY 496 LYS 497 GLU 498 ARG 499 GLY 500 PRO 501 ARG 502 LEU 503 ALA 504 SER 505 PHE 506 LEU 507 ALA 508 SER 509 LEU 510 ASP 511 ARG 512 SER 513 PHE 514 VAL 515 ILE 516 LYS 517 ARG 518 LEU 519 ARG 520 LEU 521 GLU 522 GLY 523

Ligands

Unit 3	ZN 600 ZN 601
Unit 4	ZN 600 ZN 602