HEADER MEMBRANE PROTEIN 28-JUL-21 7P9U TITLE CRYO EM STRUCTURE OF SYSTEM XC- IN COMPLEX WITH GLUTAMATE COMPND MOL_ID: 1; COMPND 2 MOLECULE: 4F2 CELL-SURFACE ANTIGEN HEAVY CHAIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: 4F2HC,4F2 HEAVY CHAIN ANTIGEN,LYMPHOCYTE ACTIVATION ANTIGEN COMPND 5 4F2 LARGE SUBUNIT,SOLUTE CARRIER FAMILY 3 MEMBER 2; COMPND 6 ENGINEERED: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: CYSTINE/GLUTAMATE TRANSPORTER; COMPND 9 CHAIN: B; COMPND 10 SYNONYM: AMINO ACID TRANSPORT SYSTEM XC-,CALCIUM CHANNEL BLOCKER COMPND 11 RESISTANCE PROTEIN CCBR1,SOLUTE CARRIER FAMILY 7 MEMBER 11,XCT; COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606; SOURCE 5 GENE: SLC3A2, MDU1; SOURCE 6 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 9606; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 GENE: SLC7A11; SOURCE 13 EXPRESSION_SYSTEM: HOMO SAPIENS; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 9606 KEYWDS TRANSPORTER GLUTAMATE CYSTINE, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR J.L.PARKER,J.C.DEME,S.M.LEA,S.NEWSTEAD REVDAT 3 13-NOV-24 7P9U 1 REMARK REVDAT 2 02-FEB-22 7P9U 1 JRNL REVDAT 1 17-NOV-21 7P9U 0 JRNL AUTH J.L.PARKER,J.C.DEME,D.KOLOKOURIS,G.KUTEYI,P.C.BIGGIN, JRNL AUTH 2 S.M.LEA,S.NEWSTEAD JRNL TITL MOLECULAR BASIS FOR REDOX CONTROL BY THE HUMAN JRNL TITL 2 CYSTINE/GLUTAMATE ANTIPORTER SYSTEM XC . JRNL REF NAT COMMUN V. 12 7147 2021 JRNL REFN ESSN 2041-1723 JRNL PMID 34880232 JRNL DOI 10.1038/S41467-021-27414-1 REMARK 2 REMARK 2 RESOLUTION. 3.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : NULL REMARK 3 RECONSTRUCTION SCHEMA : NULL REMARK 3 REMARK 3 EM MAP-MODEL FITTING AND REFINEMENT REMARK 3 PDB ENTRY : NULL REMARK 3 REFINEMENT SPACE : NULL REMARK 3 REFINEMENT PROTOCOL : NULL REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : NULL REMARK 3 REMARK 3 FITTING PROCEDURE : NULL REMARK 3 REMARK 3 EM IMAGE RECONSTRUCTION STATISTICS REMARK 3 NOMINAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 ACTUAL PIXEL SIZE (ANGSTROMS) : NULL REMARK 3 EFFECTIVE RESOLUTION (ANGSTROMS) : 3.700 REMARK 3 NUMBER OF PARTICLES : 79698 REMARK 3 CTF CORRECTION METHOD : PHASE FLIPPING AND AMPLITUDE REMARK 3 CORRECTION REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 7P9U COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 29-JUL-21. REMARK 100 THE DEPOSITION ID IS D_1292117313. REMARK 245 REMARK 245 EXPERIMENTAL DETAILS REMARK 245 RECONSTRUCTION METHOD : SINGLE PARTICLE REMARK 245 SPECIMEN TYPE : NULL REMARK 245 REMARK 245 ELECTRON MICROSCOPE SAMPLE REMARK 245 SAMPLE TYPE : PARTICLE REMARK 245 PARTICLE TYPE : POINT REMARK 245 NAME OF SAMPLE : SYSTEM XC- REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : NULL REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : NULL REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 7.50 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : NULL REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K3 BIOQUANTUM (6K X REMARK 245 4K) REMARK 245 MINIMUM DEFOCUS (NM) : NULL REMARK 245 MAXIMUM DEFOCUS (NM) : NULL REMARK 245 MINIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 MAXIMUM TILT ANGLE (DEGREES) : NULL REMARK 245 NOMINAL CS : NULL REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 5910.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : FIELD EMISSION GUN REMARK 245 ACCELERATION VOLTAGE (KV) : 300 REMARK 245 IMAGING DETAILS : NULL REMARK 247 REMARK 247 ELECTRON MICROSCOPY REMARK 247 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM ELECTRON REMARK 247 MICROSCOPY DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE REMARK 247 THAT CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES REMARK 247 ON THESE RECORDS ARE MEANINGLESS EXCEPT FOR THE CALCULATION REMARK 247 OF THE STRUCTURE FACTORS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A -6 REMARK 465 HIS A -5 REMARK 465 HIS A -4 REMARK 465 HIS A -3 REMARK 465 HIS A -2 REMARK 465 HIS A -1 REMARK 465 HIS A 0 REMARK 465 HIS A 1 REMARK 465 HIS A 2 REMARK 465 GLU A 3 REMARK 465 LEU A 4 REMARK 465 GLN A 5 REMARK 465 PRO A 6 REMARK 465 PRO A 7 REMARK 465 GLU A 8 REMARK 465 ALA A 9 REMARK 465 SER A 10 REMARK 465 ILE A 11 REMARK 465 ALA A 12 REMARK 465 VAL A 13 REMARK 465 VAL A 14 REMARK 465 SER A 15 REMARK 465 ILE A 16 REMARK 465 PRO A 17 REMARK 465 ARG A 18 REMARK 465 GLN A 19 REMARK 465 LEU A 20 REMARK 465 PRO A 21 REMARK 465 GLY A 22 REMARK 465 SER A 23 REMARK 465 HIS A 24 REMARK 465 SER A 25 REMARK 465 GLU A 26 REMARK 465 ALA A 27 REMARK 465 GLY A 28 REMARK 465 VAL A 29 REMARK 465 GLN A 30 REMARK 465 GLY A 31 REMARK 465 LEU A 32 REMARK 465 SER A 33 REMARK 465 ALA A 34 REMARK 465 GLY A 35 REMARK 465 ASP A 36 REMARK 465 ASP A 37 REMARK 465 SER A 38 REMARK 465 GLU A 39 REMARK 465 LEU A 40 REMARK 465 GLY A 41 REMARK 465 SER A 42 REMARK 465 HIS A 43 REMARK 465 CYS A 44 REMARK 465 VAL A 45 REMARK 465 ALA A 46 REMARK 465 GLN A 47 REMARK 465 THR A 48 REMARK 465 GLY A 49 REMARK 465 LEU A 50 REMARK 465 GLU A 51 REMARK 465 LEU A 52 REMARK 465 LEU A 53 REMARK 465 ALA A 54 REMARK 465 SER A 55 REMARK 465 GLY A 56 REMARK 465 ASP A 57 REMARK 465 PRO A 58 REMARK 465 LEU A 59 REMARK 465 PRO A 60 REMARK 465 SER A 61 REMARK 465 ALA A 62 REMARK 465 SER A 63 REMARK 465 GLN A 64 REMARK 465 ASN A 65 REMARK 465 ALA A 66 REMARK 465 GLU A 67 REMARK 465 MET A 68 REMARK 465 ILE A 69 REMARK 465 GLU A 70 REMARK 465 THR A 71 REMARK 465 GLY A 72 REMARK 465 SER A 73 REMARK 465 ASP A 74 REMARK 465 CYS A 75 REMARK 465 VAL A 76 REMARK 465 THR A 77 REMARK 465 GLN A 78 REMARK 465 ALA A 79 REMARK 465 GLY A 80 REMARK 465 LEU A 81 REMARK 465 GLN A 82 REMARK 465 LEU A 83 REMARK 465 LEU A 84 REMARK 465 ALA A 85 REMARK 465 SER A 86 REMARK 465 SER A 87 REMARK 465 ASP A 88 REMARK 465 PRO A 89 REMARK 465 PRO A 90 REMARK 465 ALA A 91 REMARK 465 LEU A 92 REMARK 465 ALA A 93 REMARK 465 SER A 94 REMARK 465 LYS A 95 REMARK 465 ASN A 96 REMARK 465 ALA A 97 REMARK 465 GLU A 98 REMARK 465 VAL A 99 REMARK 465 THR A 100 REMARK 465 GLY A 101 REMARK 465 THR A 102 REMARK 465 MET A 103 REMARK 465 SER A 104 REMARK 465 GLN A 105 REMARK 465 ASP A 106 REMARK 465 THR A 107 REMARK 465 GLU A 108 REMARK 465 VAL A 109 REMARK 465 ASP A 110 REMARK 465 MET A 111 REMARK 465 LYS A 112 REMARK 465 GLU A 113 REMARK 465 VAL A 114 REMARK 465 GLU A 115 REMARK 465 LEU A 116 REMARK 465 ASN A 117 REMARK 465 GLU A 118 REMARK 465 LEU A 119 REMARK 465 GLU A 120 REMARK 465 PRO A 121 REMARK 465 GLU A 122 REMARK 465 LYS A 123 REMARK 465 GLN A 124 REMARK 465 PRO A 125 REMARK 465 MET A 126 REMARK 465 ASN A 127 REMARK 465 ALA A 128 REMARK 465 ALA A 129 REMARK 465 SER A 130 REMARK 465 GLY A 131 REMARK 465 ALA A 132 REMARK 465 ALA A 133 REMARK 465 MET A 134 REMARK 465 SER A 135 REMARK 465 LEU A 136 REMARK 465 ALA A 137 REMARK 465 GLY A 138 REMARK 465 ALA A 139 REMARK 465 GLU A 140 REMARK 465 LYS A 141 REMARK 465 ASN A 142 REMARK 465 GLY A 143 REMARK 465 LEU A 144 REMARK 465 VAL A 145 REMARK 465 LYS A 146 REMARK 465 ILE A 147 REMARK 465 LYS A 148 REMARK 465 VAL A 149 REMARK 465 ALA A 150 REMARK 465 GLU A 151 REMARK 465 ASP A 152 REMARK 465 GLU A 153 REMARK 465 ALA A 154 REMARK 465 GLU A 155 REMARK 465 ALA A 156 REMARK 465 ALA A 157 REMARK 465 ALA A 158 REMARK 465 ALA A 159 REMARK 465 ALA A 160 REMARK 465 LYS A 161 REMARK 465 PHE A 162 REMARK 465 THR A 163 REMARK 465 GLY A 164 REMARK 465 LEU A 165 REMARK 465 SER A 166 REMARK 465 LYS A 167 REMARK 465 PRO A 215 REMARK 465 ALA A 216 REMARK 465 GLN A 217 REMARK 465 LYS A 218 REMARK 465 TRP A 219 REMARK 465 TRP A 220 REMARK 465 HIS A 221 REMARK 465 THR A 222 REMARK 465 GLY A 223 REMARK 465 ALA A 224 REMARK 465 LEU A 225 REMARK 465 TYR A 226 REMARK 465 ARG A 227 REMARK 465 ILE A 228 REMARK 465 GLY A 229 REMARK 465 ASP A 230 REMARK 465 LEU A 231 REMARK 465 GLN A 232 REMARK 465 ALA A 233 REMARK 465 PHE A 234 REMARK 465 GLN A 235 REMARK 465 GLY A 236 REMARK 465 HIS A 237 REMARK 465 GLY A 238 REMARK 465 ALA A 239 REMARK 465 GLY A 240 REMARK 465 ASN A 241 REMARK 465 LEU A 242 REMARK 465 ALA A 243 REMARK 465 GLY A 244 REMARK 465 LEU A 245 REMARK 465 LYS A 246 REMARK 465 GLY A 247 REMARK 465 ARG A 248 REMARK 465 LEU A 249 REMARK 465 ASP A 250 REMARK 465 TYR A 251 REMARK 465 LEU A 252 REMARK 465 SER A 253 REMARK 465 SER A 254 REMARK 465 LEU A 255 REMARK 465 LYS A 256 REMARK 465 VAL A 257 REMARK 465 LYS A 258 REMARK 465 GLY A 259 REMARK 465 LEU A 260 REMARK 465 VAL A 261 REMARK 465 LEU A 262 REMARK 465 GLY A 263 REMARK 465 PRO A 264 REMARK 465 ILE A 265 REMARK 465 HIS A 266 REMARK 465 LYS A 267 REMARK 465 ASN A 268 REMARK 465 GLN A 269 REMARK 465 LYS A 270 REMARK 465 ASP A 271 REMARK 465 ASP A 272 REMARK 465 VAL A 273 REMARK 465 ALA A 274 REMARK 465 GLN A 275 REMARK 465 THR A 276 REMARK 465 ASP A 277 REMARK 465 LEU A 278 REMARK 465 LEU A 279 REMARK 465 GLN A 280 REMARK 465 ILE A 281 REMARK 465 ASP A 282 REMARK 465 PRO A 283 REMARK 465 ASN A 284 REMARK 465 PHE A 285 REMARK 465 GLY A 286 REMARK 465 SER A 287 REMARK 465 LYS A 288 REMARK 465 GLU A 289 REMARK 465 ASP A 290 REMARK 465 PHE A 291 REMARK 465 ASP A 292 REMARK 465 SER A 293 REMARK 465 LEU A 294 REMARK 465 LEU A 295 REMARK 465 GLN A 296 REMARK 465 SER A 297 REMARK 465 ALA A 298 REMARK 465 LYS A 299 REMARK 465 LYS A 300 REMARK 465 LYS A 301 REMARK 465 SER A 302 REMARK 465 ILE A 303 REMARK 465 ARG A 304 REMARK 465 VAL A 305 REMARK 465 ILE A 306 REMARK 465 LEU A 307 REMARK 465 ASP A 308 REMARK 465 LEU A 309 REMARK 465 THR A 310 REMARK 465 PRO A 311 REMARK 465 ASN A 312 REMARK 465 TYR A 313 REMARK 465 ARG A 314 REMARK 465 GLY A 315 REMARK 465 GLU A 316 REMARK 465 ASN A 317 REMARK 465 SER A 318 REMARK 465 TRP A 319 REMARK 465 PHE A 320 REMARK 465 SER A 321 REMARK 465 THR A 322 REMARK 465 GLN A 323 REMARK 465 VAL A 324 REMARK 465 ASP A 325 REMARK 465 THR A 326 REMARK 465 VAL A 327 REMARK 465 ALA A 328 REMARK 465 THR A 329 REMARK 465 LYS A 330 REMARK 465 VAL A 331 REMARK 465 LYS A 332 REMARK 465 ASP A 333 REMARK 465 ALA A 334 REMARK 465 LEU A 335 REMARK 465 GLU A 336 REMARK 465 PHE A 337 REMARK 465 TRP A 338 REMARK 465 LEU A 339 REMARK 465 GLN A 340 REMARK 465 ALA A 341 REMARK 465 GLY A 342 REMARK 465 VAL A 343 REMARK 465 ASP A 344 REMARK 465 GLY A 345 REMARK 465 PHE A 346 REMARK 465 GLN A 347 REMARK 465 VAL A 348 REMARK 465 ARG A 349 REMARK 465 ASP A 350 REMARK 465 ILE A 351 REMARK 465 GLU A 352 REMARK 465 ASN A 353 REMARK 465 LEU A 354 REMARK 465 LYS A 355 REMARK 465 ASP A 356 REMARK 465 ALA A 357 REMARK 465 SER A 358 REMARK 465 SER A 359 REMARK 465 PHE A 360 REMARK 465 LEU A 361 REMARK 465 ALA A 362 REMARK 465 GLU A 363 REMARK 465 TRP A 364 REMARK 465 GLN A 365 REMARK 465 ASN A 366 REMARK 465 ILE A 367 REMARK 465 THR A 368 REMARK 465 LYS A 369 REMARK 465 GLY A 370 REMARK 465 PHE A 371 REMARK 465 SER A 372 REMARK 465 GLU A 373 REMARK 465 ASP A 374 REMARK 465 ARG A 375 REMARK 465 LEU A 376 REMARK 465 LEU A 377 REMARK 465 ILE A 378 REMARK 465 ALA A 379 REMARK 465 GLY A 380 REMARK 465 THR A 381 REMARK 465 ASN A 382 REMARK 465 SER A 383 REMARK 465 SER A 384 REMARK 465 ASP A 385 REMARK 465 LEU A 386 REMARK 465 GLN A 387 REMARK 465 GLN A 388 REMARK 465 ILE A 389 REMARK 465 LEU A 390 REMARK 465 SER A 391 REMARK 465 LEU A 392 REMARK 465 LEU A 393 REMARK 465 GLU A 394 REMARK 465 SER A 395 REMARK 465 ASN A 396 REMARK 465 LYS A 397 REMARK 465 ASP A 398 REMARK 465 LEU A 399 REMARK 465 LEU A 400 REMARK 465 LEU A 401 REMARK 465 THR A 402 REMARK 465 SER A 403 REMARK 465 SER A 404 REMARK 465 TYR A 405 REMARK 465 LEU A 406 REMARK 465 SER A 407 REMARK 465 ASP A 408 REMARK 465 SER A 409 REMARK 465 GLY A 410 REMARK 465 SER A 411 REMARK 465 THR A 412 REMARK 465 GLY A 413 REMARK 465 GLU A 414 REMARK 465 HIS A 415 REMARK 465 THR A 416 REMARK 465 LYS A 417 REMARK 465 SER A 418 REMARK 465 LEU A 419 REMARK 465 VAL A 420 REMARK 465 THR A 421 REMARK 465 GLN A 422 REMARK 465 TYR A 423 REMARK 465 LEU A 424 REMARK 465 ASN A 425 REMARK 465 ALA A 426 REMARK 465 THR A 427 REMARK 465 GLY A 428 REMARK 465 ASN A 429 REMARK 465 ARG A 430 REMARK 465 TRP A 431 REMARK 465 CYS A 432 REMARK 465 SER A 433 REMARK 465 TRP A 434 REMARK 465 SER A 435 REMARK 465 LEU A 436 REMARK 465 SER A 437 REMARK 465 GLN A 438 REMARK 465 ALA A 439 REMARK 465 ARG A 440 REMARK 465 LEU A 441 REMARK 465 LEU A 442 REMARK 465 THR A 443 REMARK 465 SER A 444 REMARK 465 PHE A 445 REMARK 465 LEU A 446 REMARK 465 PRO A 447 REMARK 465 ALA A 448 REMARK 465 GLN A 449 REMARK 465 LEU A 450 REMARK 465 LEU A 451 REMARK 465 ARG A 452 REMARK 465 LEU A 453 REMARK 465 TYR A 454 REMARK 465 GLN A 455 REMARK 465 LEU A 456 REMARK 465 MET A 457 REMARK 465 LEU A 458 REMARK 465 PHE A 459 REMARK 465 THR A 460 REMARK 465 LEU A 461 REMARK 465 PRO A 462 REMARK 465 GLY A 463 REMARK 465 THR A 464 REMARK 465 PRO A 465 REMARK 465 VAL A 466 REMARK 465 PHE A 467 REMARK 465 SER A 468 REMARK 465 TYR A 469 REMARK 465 GLY A 470 REMARK 465 ASP A 471 REMARK 465 GLU A 472 REMARK 465 ILE A 473 REMARK 465 GLY A 474 REMARK 465 LEU A 475 REMARK 465 ASP A 476 REMARK 465 ALA A 477 REMARK 465 ALA A 478 REMARK 465 ALA A 479 REMARK 465 LEU A 480 REMARK 465 PRO A 481 REMARK 465 GLY A 482 REMARK 465 GLN A 483 REMARK 465 PRO A 484 REMARK 465 MET A 485 REMARK 465 GLU A 486 REMARK 465 ALA A 487 REMARK 465 PRO A 488 REMARK 465 VAL A 489 REMARK 465 MET A 490 REMARK 465 LEU A 491 REMARK 465 TRP A 492 REMARK 465 ASP A 493 REMARK 465 GLU A 494 REMARK 465 SER A 495 REMARK 465 SER A 496 REMARK 465 PHE A 497 REMARK 465 PRO A 498 REMARK 465 ASP A 499 REMARK 465 ILE A 500 REMARK 465 PRO A 501 REMARK 465 GLY A 502 REMARK 465 ALA A 503 REMARK 465 VAL A 504 REMARK 465 SER A 505 REMARK 465 ALA A 506 REMARK 465 ASN A 507 REMARK 465 MET A 508 REMARK 465 THR A 509 REMARK 465 VAL A 510 REMARK 465 LYS A 511 REMARK 465 GLY A 512 REMARK 465 GLN A 513 REMARK 465 SER A 514 REMARK 465 GLU A 515 REMARK 465 ASP A 516 REMARK 465 PRO A 517 REMARK 465 GLY A 518 REMARK 465 SER A 519 REMARK 465 LEU A 520 REMARK 465 LEU A 521 REMARK 465 SER A 522 REMARK 465 LEU A 523 REMARK 465 PHE A 524 REMARK 465 ARG A 525 REMARK 465 ARG A 526 REMARK 465 LEU A 527 REMARK 465 SER A 528 REMARK 465 ASP A 529 REMARK 465 GLN A 530 REMARK 465 ARG A 531 REMARK 465 SER A 532 REMARK 465 LYS A 533 REMARK 465 GLU A 534 REMARK 465 ARG A 535 REMARK 465 SER A 536 REMARK 465 LEU A 537 REMARK 465 LEU A 538 REMARK 465 HIS A 539 REMARK 465 GLY A 540 REMARK 465 ASP A 541 REMARK 465 PHE A 542 REMARK 465 HIS A 543 REMARK 465 ALA A 544 REMARK 465 PHE A 545 REMARK 465 SER A 546 REMARK 465 ALA A 547 REMARK 465 GLY A 548 REMARK 465 PRO A 549 REMARK 465 GLY A 550 REMARK 465 LEU A 551 REMARK 465 PHE A 552 REMARK 465 SER A 553 REMARK 465 TYR A 554 REMARK 465 ILE A 555 REMARK 465 ARG A 556 REMARK 465 HIS A 557 REMARK 465 TRP A 558 REMARK 465 ASP A 559 REMARK 465 GLN A 560 REMARK 465 ASN A 561 REMARK 465 GLU A 562 REMARK 465 ARG A 563 REMARK 465 PHE A 564 REMARK 465 LEU A 565 REMARK 465 VAL A 566 REMARK 465 VAL A 567 REMARK 465 LEU A 568 REMARK 465 ASN A 569 REMARK 465 PHE A 570 REMARK 465 GLY A 571 REMARK 465 ASP A 572 REMARK 465 VAL A 573 REMARK 465 GLY A 574 REMARK 465 LEU A 575 REMARK 465 SER A 576 REMARK 465 ALA A 577 REMARK 465 GLY A 578 REMARK 465 LEU A 579 REMARK 465 GLN A 580 REMARK 465 ALA A 581 REMARK 465 SER A 582 REMARK 465 ASP A 583 REMARK 465 LEU A 584 REMARK 465 PRO A 585 REMARK 465 ALA A 586 REMARK 465 SER A 587 REMARK 465 ALA A 588 REMARK 465 SER A 589 REMARK 465 LEU A 590 REMARK 465 PRO A 591 REMARK 465 ALA A 592 REMARK 465 LYS A 593 REMARK 465 ALA A 594 REMARK 465 ASP A 595 REMARK 465 LEU A 596 REMARK 465 LEU A 597 REMARK 465 LEU A 598 REMARK 465 SER A 599 REMARK 465 THR A 600 REMARK 465 GLN A 601 REMARK 465 PRO A 602 REMARK 465 GLY A 603 REMARK 465 ARG A 604 REMARK 465 GLU A 605 REMARK 465 GLU A 606 REMARK 465 GLY A 607 REMARK 465 SER A 608 REMARK 465 PRO A 609 REMARK 465 LEU A 610 REMARK 465 GLU A 611 REMARK 465 LEU A 612 REMARK 465 GLU A 613 REMARK 465 ARG A 614 REMARK 465 LEU A 615 REMARK 465 LYS A 616 REMARK 465 LEU A 617 REMARK 465 GLU A 618 REMARK 465 PRO A 619 REMARK 465 HIS A 620 REMARK 465 GLU A 621 REMARK 465 GLY A 622 REMARK 465 LEU A 623 REMARK 465 LEU A 624 REMARK 465 LEU A 625 REMARK 465 ARG A 626 REMARK 465 PHE A 627 REMARK 465 PRO A 628 REMARK 465 TYR A 629 REMARK 465 ALA A 630 REMARK 465 ALA A 631 REMARK 465 MET B -7 REMARK 465 ASP B -6 REMARK 465 TYR B -5 REMARK 465 LYS B -4 REMARK 465 ASP B -3 REMARK 465 ASP B -2 REMARK 465 ASP B -1 REMARK 465 ASP B 0 REMARK 465 LYS B 1 REMARK 465 VAL B 2 REMARK 465 ARG B 3 REMARK 465 LYS B 4 REMARK 465 PRO B 5 REMARK 465 VAL B 6 REMARK 465 VAL B 7 REMARK 465 SER B 8 REMARK 465 THR B 9 REMARK 465 ILE B 10 REMARK 465 SER B 11 REMARK 465 LYS B 12 REMARK 465 GLY B 13 REMARK 465 GLY B 14 REMARK 465 TYR B 15 REMARK 465 LEU B 16 REMARK 465 GLN B 17 REMARK 465 GLY B 18 REMARK 465 ASN B 19 REMARK 465 VAL B 20 REMARK 465 ASN B 21 REMARK 465 GLY B 22 REMARK 465 ARG B 23 REMARK 465 LEU B 24 REMARK 465 PRO B 25 REMARK 465 SER B 26 REMARK 465 LEU B 27 REMARK 465 GLY B 28 REMARK 465 ASN B 29 REMARK 465 LYS B 30 REMARK 465 GLU B 31 REMARK 465 PRO B 32 REMARK 465 PRO B 33 REMARK 465 GLY B 34 REMARK 465 GLN B 35 REMARK 465 GLU B 36 REMARK 465 LYS B 37 REMARK 465 VAL B 38 REMARK 465 GLN B 39 REMARK 465 LEU B 40 REMARK 465 LYS B 41 REMARK 465 ARG B 42 REMARK 465 LYS B 43 REMARK 465 VAL B 44 REMARK 465 LYS B 500 REMARK 465 LEU B 501 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 O PRO B 161 N LEU B 163 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 LEU A 171 56.26 -95.99 REMARK 500 CYS A 211 71.34 58.54 REMARK 500 ARG A 212 127.11 -36.44 REMARK 500 ILE B 133 -55.37 -128.13 REMARK 500 PRO B 161 62.82 -69.86 REMARK 500 GLU B 162 -55.50 34.33 REMARK 500 TYR B 246 50.63 -90.92 REMARK 500 TYR B 251 -130.06 52.74 REMARK 500 THR B 256 48.62 -81.52 REMARK 500 PRO B 262 -174.90 -68.06 REMARK 500 GLU B 263 -0.58 57.86 REMARK 500 LYS B 264 -31.69 -133.67 REMARK 500 CYS B 414 71.48 58.97 REMARK 500 ASP B 446 54.78 34.31 REMARK 500 ALA B 463 0.18 -66.94 REMARK 500 LYS B 473 76.85 52.58 REMARK 500 PRO B 474 10.30 -68.00 REMARK 500 ARG B 478 -69.70 48.84 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-13266 RELATED DB: EMDB REMARK 900 CRYO EM STRUCTURE OF SYSTEM XC- IN COMPLEX WITH GLUTAMATE DBREF 7P9U A 3 631 UNP P08195 4F2_HUMAN 2 630 DBREF 7P9U B 2 501 UNP Q9UPY5 XCT_HUMAN 2 501 SEQADV 7P9U MET A -6 UNP P08195 INITIATING METHIONINE SEQADV 7P9U HIS A -5 UNP P08195 EXPRESSION TAG SEQADV 7P9U HIS A -4 UNP P08195 EXPRESSION TAG SEQADV 7P9U HIS A -3 UNP P08195 EXPRESSION TAG SEQADV 7P9U HIS A -2 UNP P08195 EXPRESSION TAG SEQADV 7P9U HIS A -1 UNP P08195 EXPRESSION TAG SEQADV 7P9U HIS A 0 UNP P08195 EXPRESSION TAG SEQADV 7P9U HIS A 1 UNP P08195 EXPRESSION TAG SEQADV 7P9U HIS A 2 UNP P08195 EXPRESSION TAG SEQADV 7P9U MET B -7 UNP Q9UPY5 INITIATING METHIONINE SEQADV 7P9U ASP B -6 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9U TYR B -5 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9U LYS B -4 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9U ASP B -3 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9U ASP B -2 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9U ASP B -1 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9U ASP B 0 UNP Q9UPY5 EXPRESSION TAG SEQADV 7P9U LYS B 1 UNP Q9UPY5 EXPRESSION TAG SEQRES 1 A 638 MET HIS HIS HIS HIS HIS HIS HIS HIS GLU LEU GLN PRO SEQRES 2 A 638 PRO GLU ALA SER ILE ALA VAL VAL SER ILE PRO ARG GLN SEQRES 3 A 638 LEU PRO GLY SER HIS SER GLU ALA GLY VAL GLN GLY LEU SEQRES 4 A 638 SER ALA GLY ASP ASP SER GLU LEU GLY SER HIS CYS VAL SEQRES 5 A 638 ALA GLN THR GLY LEU GLU LEU LEU ALA SER GLY ASP PRO SEQRES 6 A 638 LEU PRO SER ALA SER GLN ASN ALA GLU MET ILE GLU THR SEQRES 7 A 638 GLY SER ASP CYS VAL THR GLN ALA GLY LEU GLN LEU LEU SEQRES 8 A 638 ALA SER SER ASP PRO PRO ALA LEU ALA SER LYS ASN ALA SEQRES 9 A 638 GLU VAL THR GLY THR MET SER GLN ASP THR GLU VAL ASP SEQRES 10 A 638 MET LYS GLU VAL GLU LEU ASN GLU LEU GLU PRO GLU LYS SEQRES 11 A 638 GLN PRO MET ASN ALA ALA SER GLY ALA ALA MET SER LEU SEQRES 12 A 638 ALA GLY ALA GLU LYS ASN GLY LEU VAL LYS ILE LYS VAL SEQRES 13 A 638 ALA GLU ASP GLU ALA GLU ALA ALA ALA ALA ALA LYS PHE SEQRES 14 A 638 THR GLY LEU SER LYS GLU GLU LEU LEU LYS VAL ALA GLY SEQRES 15 A 638 SER PRO GLY TRP VAL ARG THR ARG TRP ALA LEU LEU LEU SEQRES 16 A 638 LEU PHE TRP LEU GLY TRP LEU GLY MET LEU ALA GLY ALA SEQRES 17 A 638 VAL VAL ILE ILE VAL ARG ALA PRO ARG CYS ARG GLU LEU SEQRES 18 A 638 PRO ALA GLN LYS TRP TRP HIS THR GLY ALA LEU TYR ARG SEQRES 19 A 638 ILE GLY ASP LEU GLN ALA PHE GLN GLY HIS GLY ALA GLY SEQRES 20 A 638 ASN LEU ALA GLY LEU LYS GLY ARG LEU ASP TYR LEU SER SEQRES 21 A 638 SER LEU LYS VAL LYS GLY LEU VAL LEU GLY PRO ILE HIS SEQRES 22 A 638 LYS ASN GLN LYS ASP ASP VAL ALA GLN THR ASP LEU LEU SEQRES 23 A 638 GLN ILE ASP PRO ASN PHE GLY SER LYS GLU ASP PHE ASP SEQRES 24 A 638 SER LEU LEU GLN SER ALA LYS LYS LYS SER ILE ARG VAL SEQRES 25 A 638 ILE LEU ASP LEU THR PRO ASN TYR ARG GLY GLU ASN SER SEQRES 26 A 638 TRP PHE SER THR GLN VAL ASP THR VAL ALA THR LYS VAL SEQRES 27 A 638 LYS ASP ALA LEU GLU PHE TRP LEU GLN ALA GLY VAL ASP SEQRES 28 A 638 GLY PHE GLN VAL ARG ASP ILE GLU ASN LEU LYS ASP ALA SEQRES 29 A 638 SER SER PHE LEU ALA GLU TRP GLN ASN ILE THR LYS GLY SEQRES 30 A 638 PHE SER GLU ASP ARG LEU LEU ILE ALA GLY THR ASN SER SEQRES 31 A 638 SER ASP LEU GLN GLN ILE LEU SER LEU LEU GLU SER ASN SEQRES 32 A 638 LYS ASP LEU LEU LEU THR SER SER TYR LEU SER ASP SER SEQRES 33 A 638 GLY SER THR GLY GLU HIS THR LYS SER LEU VAL THR GLN SEQRES 34 A 638 TYR LEU ASN ALA THR GLY ASN ARG TRP CYS SER TRP SER SEQRES 35 A 638 LEU SER GLN ALA ARG LEU LEU THR SER PHE LEU PRO ALA SEQRES 36 A 638 GLN LEU LEU ARG LEU TYR GLN LEU MET LEU PHE THR LEU SEQRES 37 A 638 PRO GLY THR PRO VAL PHE SER TYR GLY ASP GLU ILE GLY SEQRES 38 A 638 LEU ASP ALA ALA ALA LEU PRO GLY GLN PRO MET GLU ALA SEQRES 39 A 638 PRO VAL MET LEU TRP ASP GLU SER SER PHE PRO ASP ILE SEQRES 40 A 638 PRO GLY ALA VAL SER ALA ASN MET THR VAL LYS GLY GLN SEQRES 41 A 638 SER GLU ASP PRO GLY SER LEU LEU SER LEU PHE ARG ARG SEQRES 42 A 638 LEU SER ASP GLN ARG SER LYS GLU ARG SER LEU LEU HIS SEQRES 43 A 638 GLY ASP PHE HIS ALA PHE SER ALA GLY PRO GLY LEU PHE SEQRES 44 A 638 SER TYR ILE ARG HIS TRP ASP GLN ASN GLU ARG PHE LEU SEQRES 45 A 638 VAL VAL LEU ASN PHE GLY ASP VAL GLY LEU SER ALA GLY SEQRES 46 A 638 LEU GLN ALA SER ASP LEU PRO ALA SER ALA SER LEU PRO SEQRES 47 A 638 ALA LYS ALA ASP LEU LEU LEU SER THR GLN PRO GLY ARG SEQRES 48 A 638 GLU GLU GLY SER PRO LEU GLU LEU GLU ARG LEU LYS LEU SEQRES 49 A 638 GLU PRO HIS GLU GLY LEU LEU LEU ARG PHE PRO TYR ALA SEQRES 50 A 638 ALA SEQRES 1 B 509 MET ASP TYR LYS ASP ASP ASP ASP LYS VAL ARG LYS PRO SEQRES 2 B 509 VAL VAL SER THR ILE SER LYS GLY GLY TYR LEU GLN GLY SEQRES 3 B 509 ASN VAL ASN GLY ARG LEU PRO SER LEU GLY ASN LYS GLU SEQRES 4 B 509 PRO PRO GLY GLN GLU LYS VAL GLN LEU LYS ARG LYS VAL SEQRES 5 B 509 THR LEU LEU ARG GLY VAL SER ILE ILE ILE GLY THR ILE SEQRES 6 B 509 ILE GLY ALA GLY ILE PHE ILE SER PRO LYS GLY VAL LEU SEQRES 7 B 509 GLN ASN THR GLY SER VAL GLY MET SER LEU THR ILE TRP SEQRES 8 B 509 THR VAL CYS GLY VAL LEU SER LEU PHE GLY ALA LEU SER SEQRES 9 B 509 TYR ALA GLU LEU GLY THR THR ILE LYS LYS SER GLY GLY SEQRES 10 B 509 HIS TYR THR TYR ILE LEU GLU VAL PHE GLY PRO LEU PRO SEQRES 11 B 509 ALA PHE VAL ARG VAL TRP VAL GLU LEU LEU ILE ILE ARG SEQRES 12 B 509 PRO ALA ALA THR ALA VAL ILE SER LEU ALA PHE GLY ARG SEQRES 13 B 509 TYR ILE LEU GLU PRO PHE PHE ILE GLN CYS GLU ILE PRO SEQRES 14 B 509 GLU LEU ALA ILE LYS LEU ILE THR ALA VAL GLY ILE THR SEQRES 15 B 509 VAL VAL MET VAL LEU ASN SER MET SER VAL SER TRP SER SEQRES 16 B 509 ALA ARG ILE GLN ILE PHE LEU THR PHE CYS LYS LEU THR SEQRES 17 B 509 ALA ILE LEU ILE ILE ILE VAL PRO GLY VAL MET GLN LEU SEQRES 18 B 509 ILE LYS GLY GLN THR GLN ASN PHE LYS ASP ALA PHE SER SEQRES 19 B 509 GLY ARG ASP SER SER ILE THR ARG LEU PRO LEU ALA PHE SEQRES 20 B 509 TYR TYR GLY MET TYR ALA TYR ALA GLY TRP PHE TYR LEU SEQRES 21 B 509 ASN PHE VAL THR GLU GLU VAL GLU ASN PRO GLU LYS THR SEQRES 22 B 509 ILE PRO LEU ALA ILE CYS ILE SER MET ALA ILE VAL THR SEQRES 23 B 509 ILE GLY TYR VAL LEU THR ASN VAL ALA TYR PHE THR THR SEQRES 24 B 509 ILE ASN ALA GLU GLU LEU LEU LEU SER ASN ALA VAL ALA SEQRES 25 B 509 VAL THR PHE SER GLU ARG LEU LEU GLY ASN PHE SER LEU SEQRES 26 B 509 ALA VAL PRO ILE PHE VAL ALA LEU SER CYS PHE GLY SER SEQRES 27 B 509 MET ASN GLY GLY VAL PHE ALA VAL SER ARG LEU PHE TYR SEQRES 28 B 509 VAL ALA SER ARG GLU GLY HIS LEU PRO GLU ILE LEU SER SEQRES 29 B 509 MET ILE HIS VAL ARG LYS HIS THR PRO LEU PRO ALA VAL SEQRES 30 B 509 ILE VAL LEU HIS PRO LEU THR MET ILE MET LEU PHE SER SEQRES 31 B 509 GLY ASP LEU ASP SER LEU LEU ASN PHE LEU SER PHE ALA SEQRES 32 B 509 ARG TRP LEU PHE ILE GLY LEU ALA VAL ALA GLY LEU ILE SEQRES 33 B 509 TYR LEU ARG TYR LYS CYS PRO ASP MET HIS ARG PRO PHE SEQRES 34 B 509 LYS VAL PRO LEU PHE ILE PRO ALA LEU PHE SER PHE THR SEQRES 35 B 509 CYS LEU PHE MET VAL ALA LEU SER LEU TYR SER ASP PRO SEQRES 36 B 509 PHE SER THR GLY ILE GLY PHE VAL ILE THR LEU THR GLY SEQRES 37 B 509 VAL PRO ALA TYR TYR LEU PHE ILE ILE TRP ASP LYS LYS SEQRES 38 B 509 PRO ARG TRP PHE ARG ILE MET SER GLU LYS ILE THR ARG SEQRES 39 B 509 THR LEU GLN ILE ILE LEU GLU VAL VAL PRO GLU GLU ASP SEQRES 40 B 509 LYS LEU HET GLU B 601 10 HETNAM GLU GLUTAMIC ACID FORMUL 3 GLU C5 H9 N O4 HELIX 1 AA1 GLY A 178 ALA A 208 1 31 HELIX 2 AA2 LEU B 46 ILE B 58 1 13 HELIX 3 AA3 ALA B 60 PHE B 63 5 4 HELIX 4 AA4 ILE B 64 GLY B 74 1 11 HELIX 5 AA5 SER B 75 LYS B 105 1 31 HELIX 6 AA6 GLY B 109 PHE B 118 1 10 HELIX 7 AA7 GLY B 119 ILE B 133 1 15 HELIX 8 AA8 ILE B 133 GLU B 152 1 20 HELIX 9 AA9 GLU B 162 SER B 183 1 22 HELIX 10 AB1 VAL B 184 ILE B 190 1 7 HELIX 11 AB2 ILE B 190 GLY B 216 1 27 HELIX 12 AB3 SER B 231 THR B 233 5 3 HELIX 13 AB4 ARG B 234 TYR B 246 1 13 HELIX 14 AB5 LYS B 264 ILE B 292 1 29 HELIX 15 AB6 ASN B 293 LEU B 299 1 7 HELIX 16 AB7 ALA B 302 LEU B 312 1 11 HELIX 17 AB8 ALA B 318 GLY B 349 1 32 HELIX 18 AB9 PRO B 352 MET B 357 5 6 HELIX 19 AC1 LEU B 372 SER B 382 1 11 HELIX 20 AC2 ASP B 384 LYS B 413 1 30 HELIX 21 AC3 LEU B 425 SER B 442 1 18 HELIX 22 AC4 ASP B 446 GLY B 460 1 15 HELIX 23 AC5 VAL B 461 PHE B 467 5 7 HELIX 24 AC6 ARG B 478 GLU B 493 1 16 SHEET 1 AA1 2 ILE B 358 HIS B 359 0 SHEET 2 AA1 2 VAL B 494 VAL B 495 -1 O VAL B 495 N ILE B 358 SSBOND 1 CYS A 211 CYS B 158 1555 1555 2.03 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000