HEADER MEMBRANE PROTEIN 10-MAR-23 8IOC TITLE CRYO-EM STRUCTURE OF THE GAMMA-MSH-BOUND HUMAN MELANOCORTIN RECEPTOR 3 TITLE 2 (MC3R)-GS COMPLEX COMPND MOL_ID: 1; COMPND 2 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I) SUBUNIT ALPHA-1, COMPND 3 GUANINE NUCLEOTIDE-BINDING PROTEIN G(S) SUBUNIT ALPHA ISOFORMS SHORT; COMPND 4 CHAIN: A; COMPND 5 SYNONYM: ADENYLATE CYCLASE-INHIBITING G ALPHA PROTEIN,ADENYLATE COMPND 6 CYCLASE-STIMULATING G ALPHA PROTEIN; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES; COMPND 9 MOL_ID: 2; COMPND 10 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT COMPND 11 BETA-1,HIBIT; COMPND 12 CHAIN: B; COMPND 13 SYNONYM: TRANSDUCIN BETA CHAIN 1; COMPND 14 ENGINEERED: YES; COMPND 15 MOL_ID: 3; COMPND 16 MOLECULE: HA SIGNAL PEPTIDE,MELANOCORTIN RECEPTOR 3,LGBIT SUBUNIT; COMPND 17 CHAIN: R; COMPND 18 SYNONYM: MC3-R; COMPND 19 ENGINEERED: YES; COMPND 20 MOL_ID: 4; COMPND 21 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(O) SUBUNIT COMPND 22 GAMMA-2; COMPND 23 CHAIN: G; COMPND 24 SYNONYM: G GAMMA-I; COMPND 25 ENGINEERED: YES; COMPND 26 MOL_ID: 5; COMPND 27 MOLECULE: GAMMA-MELANOCYTE-STIMULATING HORMONE; COMPND 28 CHAIN: L; COMPND 29 ENGINEERED: YES; COMPND 30 MOL_ID: 6; COMPND 31 MOLECULE: NANOBODY-35; COMPND 32 CHAIN: N; COMPND 33 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: GNAI1, GNAS, GNAS1, GSP; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 10 ORGANISM_COMMON: HUMAN; SOURCE 11 ORGANISM_TAXID: 9606; SOURCE 12 GENE: GNB1; SOURCE 13 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 15 MOL_ID: 3; SOURCE 16 ORGANISM_SCIENTIFIC: INFLUENZA A VIRUS (STRAIN A/VICTORIA/3/1975 SOURCE 17 H3N2), HOMO SAPIENS; SOURCE 18 ORGANISM_COMMON: HUMAN; SOURCE 19 ORGANISM_TAXID: 392809, 9606; SOURCE 20 GENE: HA, MC3R; SOURCE 21 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 22 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 23 MOL_ID: 4; SOURCE 24 ORGANISM_SCIENTIFIC: BOS TAURUS; SOURCE 25 ORGANISM_COMMON: CATTLE; SOURCE 26 ORGANISM_TAXID: 9913; SOURCE 27 GENE: GNG2; SOURCE 28 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 29 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 30 MOL_ID: 5; SOURCE 31 SYNTHETIC: YES; SOURCE 32 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 33 ORGANISM_TAXID: 32630; SOURCE 34 MOL_ID: 6; SOURCE 35 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 36 ORGANISM_COMMON: HUMAN; SOURCE 37 ORGANISM_TAXID: 9606; SOURCE 38 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 39 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS HUMAN MELANOCORTIN RECEPTOR 3, G PROTEIN-COUPLED RECEPTOR, LIGAND KEYWDS 2 RECPGNITION, MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR W.B.FENG,Q.T.ZHOU,X.Y.CHEN,A.T.DAI,X.Q.CAI,X.LIU,F.H.ZHAO,Y.CHEN, AUTHOR 2 C.Y.YE,Y.N.XU,Z.T.CONG,H.LI,S.LIN REVDAT 1 20-SEP-23 8IOC 0 JRNL AUTH W.FENG,Q.ZHOU,X.CHEN,A.DAI,X.CAI,X.LIU,F.ZHAO,Y.CHEN,C.YE, JRNL AUTH 2 Y.XU,Z.CONG,H.LI,S.LIN,D.YANG,M.W.WANG JRNL TITL STRUCTURAL INSIGHTS INTO LIGAND RECOGNITION AND SUBTYPE JRNL TITL 2 SELECTIVITY OF THE HUMAN MELANOCORTIN-3 AND MELANOCORTIN-5 JRNL TITL 3 RECEPTORS. JRNL REF CELL DISCOV V. 9 81 2023 JRNL REFN ESSN 2056-5968 JRNL PMID 37524700 JRNL DOI 10.1107/S0907444909042073 REMARK 2 REMARK 2 RESOLUTION. 2.86 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) : 2.860 REMARK 3 NUMBER OF PARTICLES : 110264 REMARK 3 CTF CORRECTION METHOD : NONE REMARK 3 REMARK 3 EM RECONSTRUCTION MAGNIFICATION CALIBRATION: NULL REMARK 3 REMARK 3 OTHER DETAILS: NULL REMARK 4 REMARK 4 8IOC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 24-MAR-23. REMARK 100 THE DEPOSITION ID IS D_1300036181. 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 : CRYO-EM STRUCTURE OF GAMMA-MSH REMARK 245 -BOUND HUMAN MELANOCORTIN REMARK 245 RECEPTOR 3 IN COMPLEX WITH G REMARK 245 PROTEIN 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 : 7.40 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 (6K X 4K) REMARK 245 MINIMUM DEFOCUS (NM) : 1200.00 REMARK 245 MAXIMUM DEFOCUS (NM) : 2200.00 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) : 8000.00 REMARK 245 ILLUMINATION MODE : OTHER REMARK 245 NOMINAL MAGNIFICATION : NULL REMARK 245 CALIBRATED MAGNIFICATION : NULL REMARK 245 SOURCE : OTHER 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: HEXAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, R, G, L, N 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 8 REMARK 465 GLY A 9 REMARK 465 CYS A 10 REMARK 465 THR A 11 REMARK 465 ASN A 82 REMARK 465 GLY A 83 REMARK 465 TYR A 84 REMARK 465 SER A 85 REMARK 465 GLU A 86 REMARK 465 GLU A 87 REMARK 465 GLU A 88 REMARK 465 CYS A 89 REMARK 465 LYS A 90 REMARK 465 GLN A 91 REMARK 465 TYR A 92 REMARK 465 LYS A 93 REMARK 465 ALA A 94 REMARK 465 VAL A 95 REMARK 465 VAL A 96 REMARK 465 TYR A 97 REMARK 465 SER A 98 REMARK 465 ASN A 99 REMARK 465 THR A 100 REMARK 465 ILE A 101 REMARK 465 GLN A 102 REMARK 465 SER A 103 REMARK 465 ILE A 104 REMARK 465 ILE A 105 REMARK 465 ALA A 106 REMARK 465 ILE A 107 REMARK 465 ILE A 108 REMARK 465 ARG A 109 REMARK 465 ALA A 110 REMARK 465 MET A 111 REMARK 465 GLY A 112 REMARK 465 ARG A 113 REMARK 465 LEU A 114 REMARK 465 LYS A 115 REMARK 465 ILE A 116 REMARK 465 ASP A 117 REMARK 465 PHE A 118 REMARK 465 GLY A 119 REMARK 465 ASP A 120 REMARK 465 SER A 121 REMARK 465 ALA A 122 REMARK 465 ARG A 123 REMARK 465 ALA A 124 REMARK 465 ASP A 125 REMARK 465 ASP A 126 REMARK 465 ALA A 127 REMARK 465 ARG A 128 REMARK 465 GLN A 129 REMARK 465 LEU A 130 REMARK 465 PHE A 131 REMARK 465 VAL A 132 REMARK 465 LEU A 133 REMARK 465 ALA A 134 REMARK 465 GLY A 135 REMARK 465 ALA A 136 REMARK 465 ALA A 137 REMARK 465 GLU A 138 REMARK 465 GLU A 139 REMARK 465 GLY A 140 REMARK 465 PHE A 141 REMARK 465 MET A 142 REMARK 465 THR A 143 REMARK 465 ALA A 144 REMARK 465 GLU A 145 REMARK 465 LEU A 146 REMARK 465 ALA A 147 REMARK 465 GLY A 148 REMARK 465 VAL A 149 REMARK 465 ILE A 150 REMARK 465 LYS A 151 REMARK 465 ARG A 152 REMARK 465 LEU A 153 REMARK 465 TRP A 154 REMARK 465 LYS A 155 REMARK 465 ASP A 156 REMARK 465 SER A 157 REMARK 465 GLY A 158 REMARK 465 VAL A 159 REMARK 465 GLN A 160 REMARK 465 ALA A 161 REMARK 465 CYS A 162 REMARK 465 PHE A 163 REMARK 465 ASN A 164 REMARK 465 ARG A 165 REMARK 465 SER A 166 REMARK 465 ARG A 167 REMARK 465 GLU A 168 REMARK 465 TYR A 169 REMARK 465 GLN A 170 REMARK 465 LEU A 171 REMARK 465 ASN A 172 REMARK 465 ASP A 173 REMARK 465 SER A 174 REMARK 465 ALA A 175 REMARK 465 ALA A 176 REMARK 465 TYR A 177 REMARK 465 TYR A 178 REMARK 465 LEU A 179 REMARK 465 ASN A 180 REMARK 465 ASP A 181 REMARK 465 LEU A 182 REMARK 465 ASP A 183 REMARK 465 ARG A 184 REMARK 465 ILE A 185 REMARK 465 ALA A 186 REMARK 465 GLN A 187 REMARK 465 PRO A 188 REMARK 465 ASN A 189 REMARK 465 TYR A 190 REMARK 465 ILE A 191 REMARK 465 PRO A 192 REMARK 465 THR A 193 REMARK 465 GLN A 194 REMARK 465 GLN A 195 REMARK 465 ASP A 196 REMARK 465 VAL A 197 REMARK 465 LEU A 198 REMARK 465 ARG A 199 REMARK 465 THR A 200 REMARK 465 ARG A 201 REMARK 465 VAL A 202 REMARK 465 LYS A 203 REMARK 465 MET B -4 REMARK 465 GLY B -3 REMARK 465 SER B -2 REMARK 465 LEU B -1 REMARK 465 LEU B 0 REMARK 465 GLN B 1 REMARK 465 SER B 2 REMARK 465 GLY B 344 REMARK 465 GLY B 345 REMARK 465 GLY B 346 REMARK 465 GLY B 347 REMARK 465 SER B 348 REMARK 465 GLY B 349 REMARK 465 GLY B 350 REMARK 465 GLY B 351 REMARK 465 GLY B 352 REMARK 465 SER B 353 REMARK 465 SER B 354 REMARK 465 GLY B 355 REMARK 465 VAL B 356 REMARK 465 SER B 357 REMARK 465 GLY B 358 REMARK 465 TRP B 359 REMARK 465 ARG B 360 REMARK 465 LEU B 361 REMARK 465 PHE B 362 REMARK 465 LYS B 363 REMARK 465 LYS B 364 REMARK 465 ILE B 365 REMARK 465 SER B 366 REMARK 465 MET R -14 REMARK 465 LYS R -13 REMARK 465 THR R -12 REMARK 465 ILE R -11 REMARK 465 ILE R -10 REMARK 465 ALA R -9 REMARK 465 LEU R -8 REMARK 465 SER R -7 REMARK 465 TYR R -6 REMARK 465 ILE R -5 REMARK 465 PHE R -4 REMARK 465 CYS R -3 REMARK 465 LEU R -2 REMARK 465 VAL R -1 REMARK 465 PHE R 0 REMARK 465 ALA R 1 REMARK 465 ASN R 2 REMARK 465 ALA R 3 REMARK 465 SER R 4 REMARK 465 CYS R 5 REMARK 465 CYS R 6 REMARK 465 LEU R 7 REMARK 465 PRO R 8 REMARK 465 SER R 9 REMARK 465 VAL R 10 REMARK 465 GLN R 11 REMARK 465 PRO R 12 REMARK 465 THR R 13 REMARK 465 LEU R 14 REMARK 465 PRO R 15 REMARK 465 ASN R 16 REMARK 465 GLY R 17 REMARK 465 SER R 18 REMARK 465 GLU R 19 REMARK 465 HIS R 20 REMARK 465 LEU R 21 REMARK 465 GLN R 22 REMARK 465 ALA R 23 REMARK 465 PRO R 24 REMARK 465 PHE R 25 REMARK 465 PHE R 26 REMARK 465 SER R 27 REMARK 465 ASN R 28 REMARK 465 GLN R 29 REMARK 465 SER R 30 REMARK 465 SER R 31 REMARK 465 SER R 32 REMARK 465 ALA R 33 REMARK 465 PHE R 34 REMARK 465 ALA R 227 REMARK 465 ASP R 228 REMARK 465 GLY R 229 REMARK 465 VAL R 230 REMARK 465 ALA R 231 REMARK 465 PRO R 232 REMARK 465 GLN R 233 REMARK 465 LEU R 314 REMARK 465 CYS R 315 REMARK 465 GLY R 316 REMARK 465 CYS R 317 REMARK 465 ASN R 318 REMARK 465 GLY R 319 REMARK 465 MET R 320 REMARK 465 ASN R 321 REMARK 465 LEU R 322 REMARK 465 GLY R 323 REMARK 465 GLY R 324 REMARK 465 SER R 325 REMARK 465 SER R 326 REMARK 465 GLY R 327 REMARK 465 GLY R 328 REMARK 465 GLY R 329 REMARK 465 GLY R 330 REMARK 465 SER R 331 REMARK 465 GLY R 332 REMARK 465 GLY R 333 REMARK 465 GLY R 334 REMARK 465 GLY R 335 REMARK 465 SER R 336 REMARK 465 SER R 337 REMARK 465 GLY R 338 REMARK 465 VAL R 339 REMARK 465 PHE R 340 REMARK 465 THR R 341 REMARK 465 LEU R 342 REMARK 465 GLU R 343 REMARK 465 ASP R 344 REMARK 465 PHE R 345 REMARK 465 VAL R 346 REMARK 465 GLY R 347 REMARK 465 ASP R 348 REMARK 465 TRP R 349 REMARK 465 GLU R 350 REMARK 465 GLN R 351 REMARK 465 THR R 352 REMARK 465 ALA R 353 REMARK 465 ALA R 354 REMARK 465 TYR R 355 REMARK 465 ASN R 356 REMARK 465 LEU R 357 REMARK 465 ASP R 358 REMARK 465 GLN R 359 REMARK 465 VAL R 360 REMARK 465 LEU R 361 REMARK 465 GLU R 362 REMARK 465 GLN R 363 REMARK 465 GLY R 364 REMARK 465 GLY R 365 REMARK 465 VAL R 366 REMARK 465 SER R 367 REMARK 465 SER R 368 REMARK 465 LEU R 369 REMARK 465 LEU R 370 REMARK 465 GLN R 371 REMARK 465 ASN R 372 REMARK 465 LEU R 373 REMARK 465 ALA R 374 REMARK 465 VAL R 375 REMARK 465 SER R 376 REMARK 465 VAL R 377 REMARK 465 THR R 378 REMARK 465 PRO R 379 REMARK 465 ILE R 380 REMARK 465 GLN R 381 REMARK 465 ARG R 382 REMARK 465 ILE R 383 REMARK 465 VAL R 384 REMARK 465 ARG R 385 REMARK 465 SER R 386 REMARK 465 GLY R 387 REMARK 465 GLU R 388 REMARK 465 ASN R 389 REMARK 465 ALA R 390 REMARK 465 LEU R 391 REMARK 465 LYS R 392 REMARK 465 ILE R 393 REMARK 465 ASP R 394 REMARK 465 ILE R 395 REMARK 465 HIS R 396 REMARK 465 VAL R 397 REMARK 465 ILE R 398 REMARK 465 ILE R 399 REMARK 465 PRO R 400 REMARK 465 TYR R 401 REMARK 465 GLU R 402 REMARK 465 GLY R 403 REMARK 465 LEU R 404 REMARK 465 SER R 405 REMARK 465 ALA R 406 REMARK 465 ASP R 407 REMARK 465 GLN R 408 REMARK 465 MET R 409 REMARK 465 ALA R 410 REMARK 465 GLN R 411 REMARK 465 ILE R 412 REMARK 465 GLU R 413 REMARK 465 GLU R 414 REMARK 465 VAL R 415 REMARK 465 PHE R 416 REMARK 465 LYS R 417 REMARK 465 VAL R 418 REMARK 465 VAL R 419 REMARK 465 TYR R 420 REMARK 465 PRO R 421 REMARK 465 VAL R 422 REMARK 465 ASP R 423 REMARK 465 ASP R 424 REMARK 465 HIS R 425 REMARK 465 HIS R 426 REMARK 465 PHE R 427 REMARK 465 LYS R 428 REMARK 465 VAL R 429 REMARK 465 ILE R 430 REMARK 465 LEU R 431 REMARK 465 PRO R 432 REMARK 465 TYR R 433 REMARK 465 GLY R 434 REMARK 465 THR R 435 REMARK 465 LEU R 436 REMARK 465 VAL R 437 REMARK 465 ILE R 438 REMARK 465 ASP R 439 REMARK 465 GLY R 440 REMARK 465 VAL R 441 REMARK 465 THR R 442 REMARK 465 PRO R 443 REMARK 465 ASN R 444 REMARK 465 MET R 445 REMARK 465 LEU R 446 REMARK 465 ASN R 447 REMARK 465 TYR R 448 REMARK 465 PHE R 449 REMARK 465 GLY R 450 REMARK 465 ARG R 451 REMARK 465 PRO R 452 REMARK 465 TYR R 453 REMARK 465 GLU R 454 REMARK 465 GLY R 455 REMARK 465 ILE R 456 REMARK 465 ALA R 457 REMARK 465 VAL R 458 REMARK 465 PHE R 459 REMARK 465 ASP R 460 REMARK 465 GLY R 461 REMARK 465 LYS R 462 REMARK 465 LYS R 463 REMARK 465 ILE R 464 REMARK 465 THR R 465 REMARK 465 VAL R 466 REMARK 465 THR R 467 REMARK 465 GLY R 468 REMARK 465 THR R 469 REMARK 465 LEU R 470 REMARK 465 TRP R 471 REMARK 465 ASN R 472 REMARK 465 GLY R 473 REMARK 465 ASN R 474 REMARK 465 LYS R 475 REMARK 465 ILE R 476 REMARK 465 ILE R 477 REMARK 465 ASP R 478 REMARK 465 GLU R 479 REMARK 465 ARG R 480 REMARK 465 LEU R 481 REMARK 465 ILE R 482 REMARK 465 THR R 483 REMARK 465 PRO R 484 REMARK 465 ASP R 485 REMARK 465 GLY R 486 REMARK 465 SER R 487 REMARK 465 MET R 488 REMARK 465 LEU R 489 REMARK 465 PHE R 490 REMARK 465 ARG R 491 REMARK 465 VAL R 492 REMARK 465 THR R 493 REMARK 465 ILE R 494 REMARK 465 ASN R 495 REMARK 465 SER R 496 REMARK 465 MET G 1 REMARK 465 ALA G 2 REMARK 465 SER G 3 REMARK 465 ASN G 4 REMARK 465 ASN G 5 REMARK 465 THR G 6 REMARK 465 ALA G 7 REMARK 465 GLU G 63 REMARK 465 LYS G 64 REMARK 465 LYS G 65 REMARK 465 PHE G 66 REMARK 465 PHE G 67 REMARK 465 CYS G 68 REMARK 465 ALA G 69 REMARK 465 ILE G 70 REMARK 465 LEU G 71 REMARK 465 MET N -21 REMARK 465 LYS N -20 REMARK 465 TYR N -19 REMARK 465 LEU N -18 REMARK 465 LEU N -17 REMARK 465 PRO N -16 REMARK 465 THR N -15 REMARK 465 ALA N -14 REMARK 465 ALA N -13 REMARK 465 ALA N -12 REMARK 465 GLY N -11 REMARK 465 LEU N -10 REMARK 465 LEU N -9 REMARK 465 LEU N -8 REMARK 465 LEU N -7 REMARK 465 ALA N -6 REMARK 465 ALA N -5 REMARK 465 GLN N -4 REMARK 465 PRO N -3 REMARK 465 ALA N -2 REMARK 465 MET N -1 REMARK 465 ALA N 0 REMARK 465 SER N 128 REMARK 465 HIS N 129 REMARK 465 HIS N 130 REMARK 465 HIS N 131 REMARK 465 HIS N 132 REMARK 465 HIS N 133 REMARK 465 HIS N 134 REMARK 465 GLU N 135 REMARK 465 PRO N 136 REMARK 465 GLU N 137 REMARK 465 ALA N 138 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 SER A 251 57.00 -96.16 REMARK 500 TYR A 253 -5.75 66.72 REMARK 500 TRP A 281 -0.11 69.11 REMARK 500 ALA B 56 -169.93 -118.38 REMARK 500 ALA B 206 77.68 -68.80 REMARK 500 PRO B 236 -6.88 -54.92 REMARK 500 LYS B 280 45.85 -87.02 REMARK 500 SER B 281 -4.98 -143.72 REMARK 500 ALA B 305 19.27 55.82 REMARK 500 ARG R 65 30.55 -91.74 REMARK 500 ASN R 68 3.99 -69.53 REMARK 500 TYR R 182 41.96 -108.94 REMARK 500 HIS R 280 77.03 -100.57 REMARK 500 PRO R 296 41.41 -83.97 REMARK 500 ARG R 302 50.79 -92.20 REMARK 500 MET G 38 -9.51 72.40 REMARK 500 ALA G 56 0.75 -65.20 REMARK 500 PHE L 6 -144.73 60.02 REMARK 500 ASN N 31 33.41 -96.99 REMARK 500 VAL N 48 -61.26 -105.45 REMARK 500 ARG N 105 30.19 -93.20 REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA R 501 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU R 94 OE2 REMARK 620 2 ASP R 117 OD1 73.5 REMARK 620 3 ASP R 121 OD1 72.1 82.2 REMARK 620 4 ASP R 121 OD2 121.8 93.5 49.8 REMARK 620 5 GLY L 4 O 72.0 118.3 130.3 148.2 REMARK 620 6 PHE L 6 O 118.2 164.6 91.9 72.1 76.2 REMARK 620 N 1 2 3 4 5 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-35615 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF THE GAMMA-MSH-BOUND HUMAN MELANOCORTIN REMARK 900 RECEPTOR 3 (MC3R)-GS COMPLEX DBREF 8IOC A 8 25 UNP P63096 GNAI1_HUMAN 1 18 DBREF 8IOC A 26 82 UNP P63092 GNAS2_HUMAN 26 66 DBREF 8IOC A 83 203 UNP P63096 GNAI1_HUMAN 60 180 DBREF 8IOC A 204 394 UNP P63092 GNAS2_HUMAN 204 394 DBREF 8IOC B 2 340 UNP P62873 GBB1_HUMAN 2 340 DBREF 8IOC B 356 366 PDB 8IOC 8IOC 356 366 DBREF 8IOC R -14 1 UNP P03435 HEMA_I75A3 1 16 DBREF 8IOC R 2 323 UNP P41968 MC3R_HUMAN 2 323 DBREF 8IOC R 339 496 PDB 8IOC 8IOC 339 496 DBREF 8IOC G 1 71 UNP P63212 GBG2_BOVIN 1 71 DBREF 8IOC L 1 11 PDB 8IOC 8IOC 1 11 DBREF 8IOC N -21 138 PDB 8IOC 8IOC -21 138 SEQADV 8IOC ASP A 49 UNP P63092 GLY 49 ENGINEERED MUTATION SEQADV 8IOC ASN A 50 UNP P63092 GLU 50 ENGINEERED MUTATION SEQADV 8IOC TYR A 63 UNP P63092 LEU 63 ENGINEERED MUTATION SEQADV 8IOC ALA A 226 UNP P63092 GLY 226 ENGINEERED MUTATION SEQADV 8IOC ASP A 249 UNP P63092 ALA 249 ENGINEERED MUTATION SEQADV 8IOC ASP A 252 UNP P63092 SER 252 ENGINEERED MUTATION SEQADV 8IOC A UNP P63092 ASN 254 DELETION SEQADV 8IOC A UNP P63092 MET 255 DELETION SEQADV 8IOC A UNP P63092 VAL 256 DELETION SEQADV 8IOC A UNP P63092 ILE 257 DELETION SEQADV 8IOC A UNP P63092 ARG 258 DELETION SEQADV 8IOC A UNP P63092 GLU 259 DELETION SEQADV 8IOC A UNP P63092 ASP 260 DELETION SEQADV 8IOC A UNP P63092 ASN 261 DELETION SEQADV 8IOC A UNP P63092 GLN 262 DELETION SEQADV 8IOC A UNP P63092 THR 263 DELETION SEQADV 8IOC ASP A 272 UNP P63092 LEU 272 ENGINEERED MUTATION SEQADV 8IOC SER A 366 UNP P63092 ALA 366 ENGINEERED MUTATION SEQADV 8IOC ALA A 372 UNP P63092 ILE 372 ENGINEERED MUTATION SEQADV 8IOC ILE A 375 UNP P63092 VAL 375 ENGINEERED MUTATION SEQADV 8IOC MET B -4 UNP P62873 INITIATING METHIONINE SEQADV 8IOC GLY B -3 UNP P62873 EXPRESSION TAG SEQADV 8IOC SER B -2 UNP P62873 EXPRESSION TAG SEQADV 8IOC LEU B -1 UNP P62873 EXPRESSION TAG SEQADV 8IOC LEU B 0 UNP P62873 EXPRESSION TAG SEQADV 8IOC GLN B 1 UNP P62873 EXPRESSION TAG SEQADV 8IOC GLY B 341 UNP P62873 LINKER SEQADV 8IOC SER B 342 UNP P62873 LINKER SEQADV 8IOC SER B 343 UNP P62873 LINKER SEQADV 8IOC GLY B 344 UNP P62873 LINKER SEQADV 8IOC GLY B 345 UNP P62873 LINKER SEQADV 8IOC GLY B 346 UNP P62873 LINKER SEQADV 8IOC GLY B 347 UNP P62873 LINKER SEQADV 8IOC SER B 348 UNP P62873 LINKER SEQADV 8IOC GLY B 349 UNP P62873 LINKER SEQADV 8IOC GLY B 350 UNP P62873 LINKER SEQADV 8IOC GLY B 351 UNP P62873 LINKER SEQADV 8IOC GLY B 352 UNP P62873 LINKER SEQADV 8IOC SER B 353 UNP P62873 LINKER SEQADV 8IOC SER B 354 UNP P62873 LINKER SEQADV 8IOC GLY B 355 UNP P62873 LINKER SEQADV 8IOC GLY R 324 UNP P41968 LINKER SEQADV 8IOC SER R 325 UNP P41968 LINKER SEQADV 8IOC SER R 326 UNP P41968 LINKER SEQADV 8IOC GLY R 327 UNP P41968 LINKER SEQADV 8IOC GLY R 328 UNP P41968 LINKER SEQADV 8IOC GLY R 329 UNP P41968 LINKER SEQADV 8IOC GLY R 330 UNP P41968 LINKER SEQADV 8IOC SER R 331 UNP P41968 LINKER SEQADV 8IOC GLY R 332 UNP P41968 LINKER SEQADV 8IOC GLY R 333 UNP P41968 LINKER SEQADV 8IOC GLY R 334 UNP P41968 LINKER SEQADV 8IOC GLY R 335 UNP P41968 LINKER SEQADV 8IOC SER R 336 UNP P41968 LINKER SEQADV 8IOC SER R 337 UNP P41968 LINKER SEQADV 8IOC GLY R 338 UNP P41968 LINKER SEQRES 1 A 361 MET GLY CYS THR LEU SER ALA GLU ASP LYS ALA ALA VAL SEQRES 2 A 361 GLU ARG SER LYS MET ILE GLU LYS GLN LEU GLN LYS ASP SEQRES 3 A 361 LYS GLN VAL TYR ARG ALA THR HIS ARG LEU LEU LEU LEU SEQRES 4 A 361 GLY ALA ASP ASN SER GLY LYS SER THR ILE VAL LYS GLN SEQRES 5 A 361 MET ARG ILE TYR HIS VAL ASN GLY TYR SER GLU GLU GLU SEQRES 6 A 361 CYS LYS GLN TYR LYS ALA VAL VAL TYR SER ASN THR ILE SEQRES 7 A 361 GLN SER ILE ILE ALA ILE ILE ARG ALA MET GLY ARG LEU SEQRES 8 A 361 LYS ILE ASP PHE GLY ASP SER ALA ARG ALA ASP ASP ALA SEQRES 9 A 361 ARG GLN LEU PHE VAL LEU ALA GLY ALA ALA GLU GLU GLY SEQRES 10 A 361 PHE MET THR ALA GLU LEU ALA GLY VAL ILE LYS ARG LEU SEQRES 11 A 361 TRP LYS ASP SER GLY VAL GLN ALA CYS PHE ASN ARG SER SEQRES 12 A 361 ARG GLU TYR GLN LEU ASN ASP SER ALA ALA TYR TYR LEU SEQRES 13 A 361 ASN ASP LEU ASP ARG ILE ALA GLN PRO ASN TYR ILE PRO SEQRES 14 A 361 THR GLN GLN ASP VAL LEU ARG THR ARG VAL LYS THR SER SEQRES 15 A 361 GLY ILE PHE GLU THR LYS PHE GLN VAL ASP LYS VAL ASN SEQRES 16 A 361 PHE HIS MET PHE ASP VAL GLY ALA GLN ARG ASP GLU ARG SEQRES 17 A 361 ARG LYS TRP ILE GLN CYS PHE ASN ASP VAL THR ALA ILE SEQRES 18 A 361 ILE PHE VAL VAL ASP SER SER ASP TYR ASN ARG LEU GLN SEQRES 19 A 361 GLU ALA LEU ASN ASP PHE LYS SER ILE TRP ASN ASN ARG SEQRES 20 A 361 TRP LEU ARG THR ILE SER VAL ILE LEU PHE LEU ASN LYS SEQRES 21 A 361 GLN ASP LEU LEU ALA GLU LYS VAL LEU ALA GLY LYS SER SEQRES 22 A 361 LYS ILE GLU ASP TYR PHE PRO GLU PHE ALA ARG TYR THR SEQRES 23 A 361 THR PRO GLU ASP ALA THR PRO GLU PRO GLY GLU ASP PRO SEQRES 24 A 361 ARG VAL THR ARG ALA LYS TYR PHE ILE ARG ASP GLU PHE SEQRES 25 A 361 LEU ARG ILE SER THR ALA SER GLY ASP GLY ARG HIS TYR SEQRES 26 A 361 CYS TYR PRO HIS PHE THR CYS SER VAL ASP THR GLU ASN SEQRES 27 A 361 ALA ARG ARG ILE PHE ASN ASP CYS ARG ASP ILE ILE GLN SEQRES 28 A 361 ARG MET HIS LEU ARG GLN TYR GLU LEU LEU SEQRES 1 B 371 MET GLY SER LEU LEU GLN SER GLU LEU ASP GLN LEU ARG SEQRES 2 B 371 GLN GLU ALA GLU GLN LEU LYS ASN GLN ILE ARG ASP ALA SEQRES 3 B 371 ARG LYS ALA CYS ALA ASP ALA THR LEU SER GLN ILE THR SEQRES 4 B 371 ASN ASN ILE ASP PRO VAL GLY ARG ILE GLN MET ARG THR SEQRES 5 B 371 ARG ARG THR LEU ARG GLY HIS LEU ALA LYS ILE TYR ALA SEQRES 6 B 371 MET HIS TRP GLY THR ASP SER ARG LEU LEU VAL SER ALA SEQRES 7 B 371 SER GLN ASP GLY LYS LEU ILE ILE TRP ASP SER TYR THR SEQRES 8 B 371 THR ASN LYS VAL HIS ALA ILE PRO LEU ARG SER SER TRP SEQRES 9 B 371 VAL MET THR CYS ALA TYR ALA PRO SER GLY ASN TYR VAL SEQRES 10 B 371 ALA CYS GLY GLY LEU ASP ASN ILE CYS SER ILE TYR ASN SEQRES 11 B 371 LEU LYS THR ARG GLU GLY ASN VAL ARG VAL SER ARG GLU SEQRES 12 B 371 LEU ALA GLY HIS THR GLY TYR LEU SER CYS CYS ARG PHE SEQRES 13 B 371 LEU ASP ASP ASN GLN ILE VAL THR SER SER GLY ASP THR SEQRES 14 B 371 THR CYS ALA LEU TRP ASP ILE GLU THR GLY GLN GLN THR SEQRES 15 B 371 THR THR PHE THR GLY HIS THR GLY ASP VAL MET SER LEU SEQRES 16 B 371 SER LEU ALA PRO ASP THR ARG LEU PHE VAL SER GLY ALA SEQRES 17 B 371 CYS ASP ALA SER ALA LYS LEU TRP ASP VAL ARG GLU GLY SEQRES 18 B 371 MET CYS ARG GLN THR PHE THR GLY HIS GLU SER ASP ILE SEQRES 19 B 371 ASN ALA ILE CYS PHE PHE PRO ASN GLY ASN ALA PHE ALA SEQRES 20 B 371 THR GLY SER ASP ASP ALA THR CYS ARG LEU PHE ASP LEU SEQRES 21 B 371 ARG ALA ASP GLN GLU LEU MET THR TYR SER HIS ASP ASN SEQRES 22 B 371 ILE ILE CYS GLY ILE THR SER VAL SER PHE SER LYS SER SEQRES 23 B 371 GLY ARG LEU LEU LEU ALA GLY TYR ASP ASP PHE ASN CYS SEQRES 24 B 371 ASN VAL TRP ASP ALA LEU LYS ALA ASP ARG ALA GLY VAL SEQRES 25 B 371 LEU ALA GLY HIS ASP ASN ARG VAL SER CYS LEU GLY VAL SEQRES 26 B 371 THR ASP ASP GLY MET ALA VAL ALA THR GLY SER TRP ASP SEQRES 27 B 371 SER PHE LEU LYS ILE TRP ASN GLY SER SER GLY GLY GLY SEQRES 28 B 371 GLY SER GLY GLY GLY GLY SER SER GLY VAL SER GLY TRP SEQRES 29 B 371 ARG LEU PHE LYS LYS ILE SER SEQRES 1 R 511 MET LYS THR ILE ILE ALA LEU SER TYR ILE PHE CYS LEU SEQRES 2 R 511 VAL PHE ALA ASN ALA SER CYS CYS LEU PRO SER VAL GLN SEQRES 3 R 511 PRO THR LEU PRO ASN GLY SER GLU HIS LEU GLN ALA PRO SEQRES 4 R 511 PHE PHE SER ASN GLN SER SER SER ALA PHE CYS GLU GLN SEQRES 5 R 511 VAL PHE ILE LYS PRO GLU VAL PHE LEU SER LEU GLY ILE SEQRES 6 R 511 VAL SER LEU LEU GLU ASN ILE LEU VAL ILE LEU ALA VAL SEQRES 7 R 511 VAL ARG ASN GLY ASN LEU HIS SER PRO MET TYR PHE PHE SEQRES 8 R 511 LEU CYS SER LEU ALA VAL ALA ASP MET LEU VAL SER VAL SEQRES 9 R 511 SER ASN ALA LEU GLU THR ILE MET ILE ALA ILE VAL HIS SEQRES 10 R 511 SER ASP TYR LEU THR PHE GLU ASP GLN PHE ILE GLN HIS SEQRES 11 R 511 MET ASP ASN ILE PHE ASP SER MET ILE CYS ILE SER LEU SEQRES 12 R 511 VAL ALA SER ILE CYS ASN LEU LEU ALA ILE ALA VAL ASP SEQRES 13 R 511 ARG TYR VAL THR ILE PHE TYR ALA LEU ARG TYR HIS SER SEQRES 14 R 511 ILE MET THR VAL ARG LYS ALA LEU THR LEU ILE VAL ALA SEQRES 15 R 511 ILE TRP VAL CYS CYS GLY VAL CYS GLY VAL VAL PHE ILE SEQRES 16 R 511 VAL TYR SER GLU SER LYS MET VAL ILE VAL CYS LEU ILE SEQRES 17 R 511 THR MET PHE PHE ALA MET MET LEU LEU MET GLY THR LEU SEQRES 18 R 511 TYR VAL HIS MET PHE LEU PHE ALA ARG LEU HIS VAL LYS SEQRES 19 R 511 ARG ILE ALA ALA LEU PRO PRO ALA ASP GLY VAL ALA PRO SEQRES 20 R 511 GLN GLN HIS SER CYS MET LYS GLY ALA VAL THR ILE THR SEQRES 21 R 511 ILE LEU LEU GLY VAL PHE ILE PHE CYS TRP ALA PRO PHE SEQRES 22 R 511 PHE LEU HIS LEU VAL LEU ILE ILE THR CYS PRO THR ASN SEQRES 23 R 511 PRO TYR CYS ILE CYS TYR THR ALA HIS PHE ASN THR TYR SEQRES 24 R 511 LEU VAL LEU ILE MET CYS ASN SER VAL ILE ASP PRO LEU SEQRES 25 R 511 ILE TYR ALA PHE ARG SER LEU GLU LEU ARG ASN THR PHE SEQRES 26 R 511 ARG GLU ILE LEU CYS GLY CYS ASN GLY MET ASN LEU GLY SEQRES 27 R 511 GLY SER SER GLY GLY GLY GLY SER GLY GLY GLY GLY SER SEQRES 28 R 511 SER GLY VAL PHE THR LEU GLU ASP PHE VAL GLY ASP TRP SEQRES 29 R 511 GLU GLN THR ALA ALA TYR ASN LEU ASP GLN VAL LEU GLU SEQRES 30 R 511 GLN GLY GLY VAL SER SER LEU LEU GLN ASN LEU ALA VAL SEQRES 31 R 511 SER VAL THR PRO ILE GLN ARG ILE VAL ARG SER GLY GLU SEQRES 32 R 511 ASN ALA LEU LYS ILE ASP ILE HIS VAL ILE ILE PRO TYR SEQRES 33 R 511 GLU GLY LEU SER ALA ASP GLN MET ALA GLN ILE GLU GLU SEQRES 34 R 511 VAL PHE LYS VAL VAL TYR PRO VAL ASP ASP HIS HIS PHE SEQRES 35 R 511 LYS VAL ILE LEU PRO TYR GLY THR LEU VAL ILE ASP GLY SEQRES 36 R 511 VAL THR PRO ASN MET LEU ASN TYR PHE GLY ARG PRO TYR SEQRES 37 R 511 GLU GLY ILE ALA VAL PHE ASP GLY LYS LYS ILE THR VAL SEQRES 38 R 511 THR GLY THR LEU TRP ASN GLY ASN LYS ILE ILE ASP GLU SEQRES 39 R 511 ARG LEU ILE THR PRO ASP GLY SER MET LEU PHE ARG VAL SEQRES 40 R 511 THR ILE ASN SER SEQRES 1 G 71 MET ALA SER ASN ASN THR ALA SER ILE ALA GLN ALA ARG SEQRES 2 G 71 LYS LEU VAL GLU GLN LEU LYS MET GLU ALA ASN ILE ASP SEQRES 3 G 71 ARG ILE LYS VAL SER LYS ALA ALA ALA ASP LEU MET ALA SEQRES 4 G 71 TYR CYS GLU ALA HIS ALA LYS GLU ASP PRO LEU LEU THR SEQRES 5 G 71 PRO VAL PRO ALA SER GLU ASN PRO PHE ARG GLU LYS LYS SEQRES 6 G 71 PHE PHE CYS ALA ILE LEU SEQRES 1 L 11 TYR VAL MET GLY HIS PHE ARG TRP ASP ARG PHE SEQRES 1 N 160 MET LYS TYR LEU LEU PRO THR ALA ALA ALA GLY LEU LEU SEQRES 2 N 160 LEU LEU ALA ALA GLN PRO ALA MET ALA GLN VAL GLN LEU SEQRES 3 N 160 GLN GLU SER GLY GLY GLY LEU VAL GLN PRO GLY GLY SER SEQRES 4 N 160 LEU ARG LEU SER CYS ALA ALA SER GLY PHE THR PHE SER SEQRES 5 N 160 ASN TYR LYS MET ASN TRP VAL ARG GLN ALA PRO GLY LYS SEQRES 6 N 160 GLY LEU GLU TRP VAL SER ASP ILE SER GLN SER GLY ALA SEQRES 7 N 160 SER ILE SER TYR THR GLY SER VAL LYS GLY ARG PHE THR SEQRES 8 N 160 ILE SER ARG ASP ASN ALA LYS ASN THR LEU TYR LEU GLN SEQRES 9 N 160 MET ASN SER LEU LYS PRO GLU ASP THR ALA VAL TYR TYR SEQRES 10 N 160 CYS ALA ARG CYS PRO ALA PRO PHE THR ARG ASP CYS PHE SEQRES 11 N 160 ASP VAL THR SER THR THR TYR ALA TYR ARG GLY GLN GLY SEQRES 12 N 160 THR GLN VAL THR VAL SER SER HIS HIS HIS HIS HIS HIS SEQRES 13 N 160 GLU PRO GLU ALA HET CA R 501 1 HETNAM CA CALCIUM ION FORMUL 7 CA CA 2+ HELIX 1 AA1 SER A 13 ALA A 39 1 27 HELIX 2 AA2 GLY A 52 MET A 60 1 9 HELIX 3 AA3 TRP A 234 ASN A 239 5 6 HELIX 4 AA4 ARG A 265 ASN A 279 1 15 HELIX 5 AA5 LYS A 293 GLY A 304 1 12 HELIX 6 AA6 LYS A 307 TYR A 311 5 5 HELIX 7 AA7 ASP A 331 GLY A 353 1 23 HELIX 8 AA8 GLU A 370 TYR A 391 1 22 HELIX 9 AA9 LEU B 4 CYS B 25 1 22 HELIX 10 AB1 SER B 31 ASN B 35 5 5 HELIX 11 AB2 LYS R 41 ARG R 65 1 25 HELIX 12 AB3 SER R 71 SER R 103 1 33 HELIX 13 AB4 GLU R 109 TYR R 148 1 40 HELIX 14 AB5 ARG R 151 ILE R 155 5 5 HELIX 15 AB6 THR R 157 TYR R 182 1 26 HELIX 16 AB7 SER R 185 ALA R 223 1 39 HELIX 17 AB8 HIS R 235 CYS R 268 1 34 HELIX 18 AB9 ASN R 271 ALA R 279 1 9 HELIX 19 AC1 HIS R 280 TYR R 299 1 20 HELIX 20 AC2 SER R 303 ILE R 313 1 11 HELIX 21 AC3 ILE G 9 ALA G 23 1 15 HELIX 22 AC4 LYS G 29 ALA G 34 1 6 HELIX 23 AC5 ALA G 39 ALA G 45 1 7 HELIX 24 AC6 LYS N 87 THR N 91 5 5 SHEET 1 AA1 6 PHE A 208 VAL A 214 0 SHEET 2 AA1 6 VAL A 217 ASP A 223 -1 O MET A 221 N THR A 210 SHEET 3 AA1 6 THR A 40 LEU A 46 1 N LEU A 43 O HIS A 220 SHEET 4 AA1 6 ALA A 243 ASP A 249 1 O ILE A 245 N LEU A 46 SHEET 5 AA1 6 SER A 286 ASN A 292 1 O PHE A 290 N PHE A 246 SHEET 6 AA1 6 CYS A 359 HIS A 362 1 O TYR A 360 N LEU A 289 SHEET 1 AA2 4 ARG B 46 LEU B 51 0 SHEET 2 AA2 4 LEU B 336 ASN B 340 -1 O LEU B 336 N LEU B 51 SHEET 3 AA2 4 VAL B 327 GLY B 330 -1 N VAL B 327 O TRP B 339 SHEET 4 AA2 4 GLY B 319 VAL B 320 -1 N GLY B 319 O ALA B 328 SHEET 1 AA3 4 ILE B 58 HIS B 62 0 SHEET 2 AA3 4 LEU B 69 SER B 74 -1 O VAL B 71 N HIS B 62 SHEET 3 AA3 4 LYS B 78 ASP B 83 -1 O LYS B 78 N SER B 74 SHEET 4 AA3 4 LYS B 89 PRO B 94 -1 O HIS B 91 N ILE B 81 SHEET 1 AA4 4 VAL B 100 TYR B 105 0 SHEET 2 AA4 4 TYR B 111 GLY B 116 -1 O GLY B 115 N MET B 101 SHEET 3 AA4 4 ILE B 120 ASN B 125 -1 O TYR B 124 N VAL B 112 SHEET 4 AA4 4 ARG B 134 ALA B 140 -1 O ARG B 137 N ILE B 123 SHEET 1 AA5 4 LEU B 146 ASP B 153 0 SHEET 2 AA5 4 GLN B 156 SER B 161 -1 O SER B 160 N SER B 147 SHEET 3 AA5 4 THR B 165 ASP B 170 -1 O THR B 165 N SER B 161 SHEET 4 AA5 4 GLN B 176 THR B 181 -1 O THR B 178 N LEU B 168 SHEET 1 AA6 4 VAL B 187 LEU B 192 0 SHEET 2 AA6 4 LEU B 198 ALA B 203 -1 O GLY B 202 N SER B 189 SHEET 3 AA6 4 ALA B 208 ASP B 212 -1 O LYS B 209 N SER B 201 SHEET 4 AA6 4 CYS B 218 PHE B 222 -1 O ARG B 219 N LEU B 210 SHEET 1 AA7 4 ILE B 229 PHE B 234 0 SHEET 2 AA7 4 ALA B 240 SER B 245 -1 O GLY B 244 N ASN B 230 SHEET 3 AA7 4 CYS B 250 ASP B 254 -1 O PHE B 253 N PHE B 241 SHEET 4 AA7 4 GLU B 260 TYR B 264 -1 O LEU B 261 N LEU B 252 SHEET 1 AA8 4 ILE B 273 PHE B 278 0 SHEET 2 AA8 4 LEU B 285 TYR B 289 -1 O LEU B 286 N SER B 277 SHEET 3 AA8 4 ASN B 293 TRP B 297 -1 O ASN B 295 N ALA B 287 SHEET 4 AA8 4 VAL B 307 ALA B 309 -1 O LEU B 308 N CYS B 294 SHEET 1 AA9 4 GLN N 3 GLU N 6 0 SHEET 2 AA9 4 SER N 17 SER N 25 -1 O SER N 25 N GLN N 3 SHEET 3 AA9 4 THR N 78 ASN N 84 -1 O MET N 83 N LEU N 18 SHEET 4 AA9 4 THR N 69 ASP N 73 -1 N SER N 71 O TYR N 80 SHEET 1 AB1 6 GLY N 10 VAL N 12 0 SHEET 2 AB1 6 THR N 122 VAL N 126 1 O THR N 125 N VAL N 12 SHEET 3 AB1 6 ALA N 92 ARG N 98 -1 N ALA N 92 O VAL N 124 SHEET 4 AB1 6 MET N 34 GLN N 39 -1 N GLN N 39 O VAL N 93 SHEET 5 AB1 6 LEU N 45 ILE N 51 -1 O ILE N 51 N MET N 34 SHEET 6 AB1 6 ILE N 58 TYR N 60 -1 O SER N 59 N ASP N 50 SSBOND 1 CYS R 35 CYS R 276 1555 1555 2.03 SSBOND 2 CYS R 268 CYS R 274 1555 1555 2.02 SSBOND 3 CYS N 22 CYS N 96 1555 1555 2.03 SSBOND 4 CYS N 99 CYS N 107 1555 1555 2.03 LINK OE2 GLU R 94 CA CA R 501 1555 1555 2.24 LINK OD1 ASP R 117 CA CA R 501 1555 1555 3.16 LINK OD1 ASP R 121 CA CA R 501 1555 1555 2.77 LINK OD2 ASP R 121 CA CA R 501 1555 1555 2.33 LINK CA CA R 501 O GLY L 4 1555 1555 2.67 LINK CA CA R 501 O PHE L 6 1555 1555 2.86 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