HEADER SIGNALING PROTEIN 10-MAR-24 8YN4 TITLE CRYO-EM STRUCTURE OF HISTAMINE H2 RECEPTOR IN COMPLEX WITH HISTAMINE TITLE 2 AND MINIGQ COMPND MOL_ID: 1; COMPND 2 MOLECULE: ENGINEERED GUANINE NUCLEOTIDE-BINDING PROTEIN G(Q) SUBUNIT COMPND 3 ALPHA; COMPND 4 CHAIN: A; COMPND 5 ENGINEERED: YES; COMPND 6 MOL_ID: 2; COMPND 7 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT COMPND 8 BETA-1; COMPND 9 CHAIN: B; COMPND 10 ENGINEERED: YES; COMPND 11 MOL_ID: 3; COMPND 12 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(O) SUBUNIT COMPND 13 GAMMA-2; COMPND 14 CHAIN: C; COMPND 15 SYNONYM: G GAMMA-I; COMPND 16 ENGINEERED: YES; COMPND 17 MOL_ID: 4; COMPND 18 MOLECULE: ANTIBODY FRAGMENT SCFV16; COMPND 19 CHAIN: E; COMPND 20 ENGINEERED: YES; COMPND 21 MOL_ID: 5; COMPND 22 MOLECULE: HISTAMINE H2 RECEPTOR; COMPND 23 CHAIN: R; COMPND 24 SYNONYM: H2R,HH2R,GASTRIC RECEPTOR I; COMPND 25 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 3 ORGANISM_TAXID: 32630; SOURCE 4 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 6 MOL_ID: 2; SOURCE 7 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 8 ORGANISM_COMMON: HUMAN; SOURCE 9 ORGANISM_TAXID: 9606; SOURCE 10 GENE: GNB1; SOURCE 11 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 12 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 13 MOL_ID: 3; SOURCE 14 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 15 ORGANISM_COMMON: HUMAN; SOURCE 16 ORGANISM_TAXID: 9606; SOURCE 17 GENE: GNG2; SOURCE 18 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 19 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 20 MOL_ID: 4; SOURCE 21 ORGANISM_SCIENTIFIC: SYNTHETIC CONSTRUCT; SOURCE 22 ORGANISM_TAXID: 32630; SOURCE 23 EXPRESSION_SYSTEM: TRICHOPLUSIA NI; SOURCE 24 EXPRESSION_SYSTEM_TAXID: 7111; SOURCE 25 MOL_ID: 5; SOURCE 26 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 27 ORGANISM_COMMON: HUMAN; SOURCE 28 ORGANISM_TAXID: 9606; SOURCE 29 GENE: HRH2; SOURCE 30 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 31 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS GPCR, SIGNALING PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR X.ZHANG,G.LIU,X.LI,W.GONG REVDAT 1 09-OCT-24 8YN4 0 JRNL AUTH X.ZHANG,G.LIU,Y.N.ZHONG,R.ZHANG,C.C.YANG,C.NIU,X.PU,J.SUN, JRNL AUTH 2 T.ZHANG,L.YANG,C.ZHANG,X.LI,X.SHEN,P.XIAO,J.P.SUN,W.GONG JRNL TITL STRUCTURAL BASIS OF LIGAND RECOGNITION AND ACTIVATION OF THE JRNL TITL 2 HISTAMINE RECEPTOR FAMILY JRNL REF NAT COMMUN V. 15 8296 2024 JRNL REFN ESSN 2041-1723 JRNL DOI 10.1038/S41467-024-52585-Y REMARK 2 REMARK 2 RESOLUTION. 2.97 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : PHENIX 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) : 2.970 REMARK 3 NUMBER OF PARTICLES : 118539 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 8YN4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 12-MAR-24. REMARK 100 THE DEPOSITION ID IS D_1300045977. 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 : HISTAMINE-H2R-MINIGQ-SCFV16 REMARK 245 COMPLEX 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) : 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) : 5500.00 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: PENTAMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: PENTAMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, E, R 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 1 REMARK 465 GLY A 2 REMARK 465 SER A 3 REMARK 465 THR A 4 REMARK 465 ILE A 55 REMARK 465 LEU A 56 REMARK 465 HIS A 57 REMARK 465 GLY A 58 REMARK 465 GLY A 59 REMARK 465 SER A 60 REMARK 465 GLY A 61 REMARK 465 GLY A 62 REMARK 465 SER A 63 REMARK 465 GLY A 64 REMARK 465 GLY A 65 REMARK 465 THR A 66 REMARK 465 SER A 67 REMARK 465 MET B -9 REMARK 465 HIS B -8 REMARK 465 HIS B -7 REMARK 465 HIS B -6 REMARK 465 HIS B -5 REMARK 465 HIS B -4 REMARK 465 HIS B -3 REMARK 465 GLY B -2 REMARK 465 SER B -1 REMARK 465 SER B 0 REMARK 465 GLY B 1 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 C 1 REMARK 465 ALA C 2 REMARK 465 SER C 3 REMARK 465 ASN C 4 REMARK 465 ASN C 5 REMARK 465 GLU C 63 REMARK 465 LYS C 64 REMARK 465 LYS C 65 REMARK 465 PHE C 66 REMARK 465 PHE C 67 REMARK 465 CYS C 68 REMARK 465 ALA C 69 REMARK 465 ILE C 70 REMARK 465 LEU C 71 REMARK 465 SER E 121 REMARK 465 GLY E 122 REMARK 465 GLY E 123 REMARK 465 GLY E 124 REMARK 465 GLY E 125 REMARK 465 SER E 126 REMARK 465 GLY E 127 REMARK 465 GLY E 128 REMARK 465 GLY E 129 REMARK 465 GLY E 130 REMARK 465 SER E 131 REMARK 465 GLY E 132 REMARK 465 GLY E 133 REMARK 465 GLY E 134 REMARK 465 GLY E 135 REMARK 465 SER E 136 REMARK 465 LEU E 248 REMARK 465 GLU E 249 REMARK 465 GLU E 250 REMARK 465 ASN E 251 REMARK 465 LEU E 252 REMARK 465 TYR E 253 REMARK 465 PHE E 254 REMARK 465 GLN E 255 REMARK 465 ASP R -84 REMARK 465 TYR R -83 REMARK 465 LYS R -82 REMARK 465 ASP R -81 REMARK 465 ASP R -80 REMARK 465 ASP R -79 REMARK 465 ASP R -78 REMARK 465 HIS R -77 REMARK 465 HIS R -76 REMARK 465 HIS R -75 REMARK 465 HIS R -74 REMARK 465 HIS R -73 REMARK 465 HIS R -72 REMARK 465 HIS R -71 REMARK 465 HIS R -70 REMARK 465 GLY R -69 REMARK 465 GLN R -68 REMARK 465 PRO R -67 REMARK 465 GLY R -66 REMARK 465 ASN R -65 REMARK 465 GLY R -64 REMARK 465 SER R -63 REMARK 465 ALA R -62 REMARK 465 PHE R -61 REMARK 465 LEU R -60 REMARK 465 LEU R -59 REMARK 465 ALA R -58 REMARK 465 PRO R -57 REMARK 465 ASN R -56 REMARK 465 GLY R -55 REMARK 465 SER R -54 REMARK 465 HIS R -53 REMARK 465 ALA R -52 REMARK 465 PRO R -51 REMARK 465 ASP R -50 REMARK 465 HIS R -49 REMARK 465 ASN R -48 REMARK 465 VAL R -47 REMARK 465 THR R -46 REMARK 465 GLN R -45 REMARK 465 GLN R -44 REMARK 465 ARG R -43 REMARK 465 ASP R -42 REMARK 465 GLU R -41 REMARK 465 GLY R -40 REMARK 465 GLY R -39 REMARK 465 SER R -38 REMARK 465 GLY R -37 REMARK 465 GLN R -36 REMARK 465 PRO R -35 REMARK 465 GLY R -34 REMARK 465 ASN R -33 REMARK 465 GLY R -32 REMARK 465 SER R -31 REMARK 465 ALA R -30 REMARK 465 PHE R -29 REMARK 465 LEU R -28 REMARK 465 LEU R -27 REMARK 465 ALA R -26 REMARK 465 PRO R -25 REMARK 465 ASN R -24 REMARK 465 GLY R -23 REMARK 465 SER R -22 REMARK 465 HIS R -21 REMARK 465 ALA R -20 REMARK 465 PRO R -19 REMARK 465 ASP R -18 REMARK 465 HIS R -17 REMARK 465 ASN R -16 REMARK 465 VAL R -15 REMARK 465 THR R -14 REMARK 465 GLN R -13 REMARK 465 GLN R -12 REMARK 465 ARG R -11 REMARK 465 ASP R -10 REMARK 465 GLU R -9 REMARK 465 GLU R -8 REMARK 465 ASN R -7 REMARK 465 LEU R -6 REMARK 465 TYR R -5 REMARK 465 PHE R -4 REMARK 465 GLN R -3 REMARK 465 GLY R -2 REMARK 465 VAL R -1 REMARK 465 ASP R 0 REMARK 465 MET R 1 REMARK 465 ALA R 2 REMARK 465 PRO R 3 REMARK 465 ASN R 4 REMARK 465 GLY R 5 REMARK 465 THR R 6 REMARK 465 ALA R 7 REMARK 465 SER R 8 REMARK 465 SER R 9 REMARK 465 PHE R 10 REMARK 465 CYS R 11 REMARK 465 LEU R 12 REMARK 465 ASP R 13 REMARK 465 SER R 14 REMARK 465 ASN R 162 REMARK 465 GLU R 163 REMARK 465 THR R 164 REMARK 465 SER R 165 REMARK 465 LYS R 166 REMARK 465 GLY R 167 REMARK 465 ASN R 168 REMARK 465 HIS R 169 REMARK 465 THR R 170 REMARK 465 ASN R 217 REMARK 465 HIS R 218 REMARK 465 ILE R 219 REMARK 465 SER R 220 REMARK 465 SER R 221 REMARK 465 TRP R 222 REMARK 465 LYS R 223 REMARK 465 ALA R 224 REMARK 465 ALA R 225 REMARK 465 THR R 226 REMARK 465 ILE R 227 REMARK 465 PHE R 303 REMARK 465 CYS R 304 REMARK 465 CYS R 305 REMARK 465 ARG R 306 REMARK 465 LEU R 307 REMARK 465 ALA R 308 REMARK 465 HIS R 309 REMARK 465 MET R 310 REMARK 465 GLY R 311 REMARK 465 SER R 312 REMARK 465 SER R 313 REMARK 465 GLY R 314 REMARK 465 GLY R 315 REMARK 465 GLY R 316 REMARK 465 GLY R 317 REMARK 465 SER R 318 REMARK 465 GLY R 319 REMARK 465 GLY R 320 REMARK 465 GLY R 321 REMARK 465 GLY R 322 REMARK 465 SER R 323 REMARK 465 SER R 324 REMARK 465 GLY R 325 REMARK 465 VAL R 326 REMARK 465 PHE R 327 REMARK 465 THR R 328 REMARK 465 LEU R 329 REMARK 465 GLU R 330 REMARK 465 ASP R 331 REMARK 465 PHE R 332 REMARK 465 VAL R 333 REMARK 465 GLY R 334 REMARK 465 ASP R 335 REMARK 465 TRP R 336 REMARK 465 GLU R 337 REMARK 465 GLN R 338 REMARK 465 THR R 339 REMARK 465 ALA R 340 REMARK 465 ALA R 341 REMARK 465 TYR R 342 REMARK 465 ASN R 343 REMARK 465 LEU R 344 REMARK 465 ASP R 345 REMARK 465 GLN R 346 REMARK 465 VAL R 347 REMARK 465 LEU R 348 REMARK 465 GLU R 349 REMARK 465 GLN R 350 REMARK 465 GLY R 351 REMARK 465 GLY R 352 REMARK 465 VAL R 353 REMARK 465 SER R 354 REMARK 465 SER R 355 REMARK 465 LEU R 356 REMARK 465 LEU R 357 REMARK 465 GLN R 358 REMARK 465 ASN R 359 REMARK 465 LEU R 360 REMARK 465 ALA R 361 REMARK 465 VAL R 362 REMARK 465 SER R 363 REMARK 465 VAL R 364 REMARK 465 THR R 365 REMARK 465 PRO R 366 REMARK 465 ILE R 367 REMARK 465 GLN R 368 REMARK 465 ARG R 369 REMARK 465 ILE R 370 REMARK 465 VAL R 371 REMARK 465 ARG R 372 REMARK 465 SER R 373 REMARK 465 GLY R 374 REMARK 465 GLU R 375 REMARK 465 ASN R 376 REMARK 465 ALA R 377 REMARK 465 LEU R 378 REMARK 465 LYS R 379 REMARK 465 ILE R 380 REMARK 465 ASP R 381 REMARK 465 ILE R 382 REMARK 465 HIS R 383 REMARK 465 VAL R 384 REMARK 465 ILE R 385 REMARK 465 ILE R 386 REMARK 465 PRO R 387 REMARK 465 TYR R 388 REMARK 465 GLU R 389 REMARK 465 GLY R 390 REMARK 465 LEU R 391 REMARK 465 SER R 392 REMARK 465 ALA R 393 REMARK 465 ASP R 394 REMARK 465 GLN R 395 REMARK 465 MET R 396 REMARK 465 ALA R 397 REMARK 465 GLN R 398 REMARK 465 ILE R 399 REMARK 465 GLU R 400 REMARK 465 GLU R 401 REMARK 465 VAL R 402 REMARK 465 PHE R 403 REMARK 465 LYS R 404 REMARK 465 VAL R 405 REMARK 465 VAL R 406 REMARK 465 TYR R 407 REMARK 465 PRO R 408 REMARK 465 VAL R 409 REMARK 465 ASP R 410 REMARK 465 ASP R 411 REMARK 465 HIS R 412 REMARK 465 HIS R 413 REMARK 465 PHE R 414 REMARK 465 LYS R 415 REMARK 465 VAL R 416 REMARK 465 ILE R 417 REMARK 465 LEU R 418 REMARK 465 PRO R 419 REMARK 465 TYR R 420 REMARK 465 GLY R 421 REMARK 465 THR R 422 REMARK 465 LEU R 423 REMARK 465 VAL R 424 REMARK 465 ILE R 425 REMARK 465 ASP R 426 REMARK 465 GLY R 427 REMARK 465 VAL R 428 REMARK 465 THR R 429 REMARK 465 PRO R 430 REMARK 465 ASN R 431 REMARK 465 MET R 432 REMARK 465 LEU R 433 REMARK 465 ASN R 434 REMARK 465 TYR R 435 REMARK 465 PHE R 436 REMARK 465 GLY R 437 REMARK 465 ARG R 438 REMARK 465 PRO R 439 REMARK 465 TYR R 440 REMARK 465 GLU R 441 REMARK 465 GLY R 442 REMARK 465 ILE R 443 REMARK 465 ALA R 444 REMARK 465 VAL R 445 REMARK 465 PHE R 446 REMARK 465 ASP R 447 REMARK 465 GLY R 448 REMARK 465 LYS R 449 REMARK 465 LYS R 450 REMARK 465 ILE R 451 REMARK 465 THR R 452 REMARK 465 VAL R 453 REMARK 465 THR R 454 REMARK 465 GLY R 455 REMARK 465 THR R 456 REMARK 465 LEU R 457 REMARK 465 TRP R 458 REMARK 465 ASN R 459 REMARK 465 GLY R 460 REMARK 465 ASN R 461 REMARK 465 LYS R 462 REMARK 465 ILE R 463 REMARK 465 ILE R 464 REMARK 465 ASP R 465 REMARK 465 GLU R 466 REMARK 465 ARG R 467 REMARK 465 LEU R 468 REMARK 465 ILE R 469 REMARK 465 THR R 470 REMARK 465 PRO R 471 REMARK 465 ASP R 472 REMARK 465 GLY R 473 REMARK 465 SER R 474 REMARK 465 MET R 475 REMARK 465 LEU R 476 REMARK 465 PHE R 477 REMARK 465 ARG R 478 REMARK 465 VAL R 479 REMARK 465 THR R 480 REMARK 465 ILE R 481 REMARK 465 ASN R 482 REMARK 465 SER R 483 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 ASP A 26 CG OD1 OD2 REMARK 470 GLU A 28 CG CD OE1 OE2 REMARK 470 LYS A 29 CG CD CE NZ REMARK 470 ARG A 31 CG CD NE CZ NH1 NH2 REMARK 470 ARG A 32 CG CD NE CZ NH1 NH2 REMARK 470 ASP A 42 CG OD1 OD2 REMARK 470 LYS A 51 CG CD CE NZ REMARK 470 ARG A 54 CG CD NE CZ NH1 NH2 REMARK 470 LYS A 73 CG CD CE NZ REMARK 470 LYS A 78 CG CD CE NZ REMARK 470 ASP A 91 CG OD1 OD2 REMARK 470 GLU A 92 CG CD OE1 OE2 REMARK 470 ASP A 102 CG OD1 OD2 REMARK 470 GLU A 120 CG CD OE1 OE2 REMARK 470 LEU A 148 CG CD1 CD2 REMARK 470 GLU A 151 CG CD OE1 OE2 REMARK 470 LYS A 157 CG CD CE NZ REMARK 470 LYS A 159 CG CD CE NZ REMARK 470 GLU A 161 CG CD OE1 OE2 REMARK 470 GLU A 166 CG CD OE1 OE2 REMARK 470 ARG A 169 CG CD NE CZ NH1 NH2 REMARK 470 GLU A 174 CG CD OE1 OE2 REMARK 470 ASP A 175 CG OD1 OD2 REMARK 470 THR A 177 OG1 CG2 REMARK 470 GLU A 179 CG CD OE1 OE2 REMARK 470 ASP A 183 CG OD1 OD2 REMARK 470 LYS A 195 CG CD CE NZ REMARK 470 ASP A 199 CG OD1 OD2 REMARK 470 ASP A 206 CG OD1 OD2 REMARK 470 ARG A 208 CG CD NE CZ NH1 NH2 REMARK 470 THR R 15 OG1 CG2 REMARK 470 LYS R 18 CG CD CE NZ REMARK 470 ILE R 19 CG1 CG2 CD1 REMARK 470 ILE R 21 CG1 CG2 CD1 REMARK 470 VAL R 23 CG1 CG2 REMARK 470 LEU R 30 CG CD1 CD2 REMARK 470 LYS R 83 CG CD CE NZ REMARK 470 LYS R 88 CG CD CE NZ REMARK 470 THR R 171 OG1 CG2 REMARK 470 LYS R 173 CG CD CE NZ REMARK 470 LYS R 175 CG CD CE NZ REMARK 470 GLU R 180 CG CD OE1 OE2 REMARK 470 LYS R 214 CG CD CE NZ REMARK 470 ARG R 228 CG CD NE CZ NH1 NH2 REMARK 470 GLU R 229 CG CD OE1 OE2 REMARK 470 ARG R 260 CG CD NE CZ NH1 NH2 REMARK 470 ASP R 263 CG OD1 OD2 REMARK 470 GLU R 267 CG CD OE1 OE2 REMARK 470 GLU R 270 CG CD OE1 OE2 REMARK 470 GLN R 300 CG CD OE1 NE2 REMARK 470 GLN R 301 CG CD OE1 NE2 REMARK 470 LEU R 302 CG CD1 CD2 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 PHE A 100 52.66 -90.67 REMARK 500 MET E 192 -15.84 73.45 REMARK 500 REMARK 500 REMARK: NULL REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-39414 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF HISTAMINE H2 RECEPTOR IN COMPLEX WITH REMARK 900 HISTAMINE AND MINIGQ DBREF 8YN4 A 1 65 PDB 8YN4 8YN4 1 65 DBREF 8YN4 A 66 359 PDB 8YN4 8YN4 66 359 DBREF 8YN4 B 2 340 UNP P62873 GBB1_HUMAN 2 340 DBREF 8YN4 C 1 71 UNP P59768 GBG2_HUMAN 1 71 DBREF 8YN4 E 1 255 PDB 8YN4 8YN4 1 255 DBREF 8YN4 R 1 308 UNP P25021 HRH2_HUMAN 1 308 DBREF 8YN4 R 309 483 PDB 8YN4 8YN4 309 483 SEQADV 8YN4 MET B -9 UNP P62873 INITIATING METHIONINE SEQADV 8YN4 HIS B -8 UNP P62873 EXPRESSION TAG SEQADV 8YN4 HIS B -7 UNP P62873 EXPRESSION TAG SEQADV 8YN4 HIS B -6 UNP P62873 EXPRESSION TAG SEQADV 8YN4 HIS B -5 UNP P62873 EXPRESSION TAG SEQADV 8YN4 HIS B -4 UNP P62873 EXPRESSION TAG SEQADV 8YN4 HIS B -3 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B -2 UNP P62873 EXPRESSION TAG SEQADV 8YN4 SER B -1 UNP P62873 EXPRESSION TAG SEQADV 8YN4 SER B 0 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B 1 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B 341 UNP P62873 EXPRESSION TAG SEQADV 8YN4 SER B 342 UNP P62873 EXPRESSION TAG SEQADV 8YN4 SER B 343 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B 344 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B 345 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B 346 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B 347 UNP P62873 EXPRESSION TAG SEQADV 8YN4 SER B 348 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B 349 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B 350 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B 351 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B 352 UNP P62873 EXPRESSION TAG SEQADV 8YN4 SER B 353 UNP P62873 EXPRESSION TAG SEQADV 8YN4 SER B 354 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B 355 UNP P62873 EXPRESSION TAG SEQADV 8YN4 VAL B 356 UNP P62873 EXPRESSION TAG SEQADV 8YN4 SER B 357 UNP P62873 EXPRESSION TAG SEQADV 8YN4 GLY B 358 UNP P62873 EXPRESSION TAG SEQADV 8YN4 TRP B 359 UNP P62873 EXPRESSION TAG SEQADV 8YN4 ARG B 360 UNP P62873 EXPRESSION TAG SEQADV 8YN4 LEU B 361 UNP P62873 EXPRESSION TAG SEQADV 8YN4 PHE B 362 UNP P62873 EXPRESSION TAG SEQADV 8YN4 LYS B 363 UNP P62873 EXPRESSION TAG SEQADV 8YN4 LYS B 364 UNP P62873 EXPRESSION TAG SEQADV 8YN4 ILE B 365 UNP P62873 EXPRESSION TAG SEQADV 8YN4 SER B 366 UNP P62873 EXPRESSION TAG SEQADV 8YN4 ASP R -84 UNP P25021 EXPRESSION TAG SEQADV 8YN4 TYR R -83 UNP P25021 EXPRESSION TAG SEQADV 8YN4 LYS R -82 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASP R -81 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASP R -80 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASP R -79 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASP R -78 UNP P25021 EXPRESSION TAG SEQADV 8YN4 HIS R -77 UNP P25021 EXPRESSION TAG SEQADV 8YN4 HIS R -76 UNP P25021 EXPRESSION TAG SEQADV 8YN4 HIS R -75 UNP P25021 EXPRESSION TAG SEQADV 8YN4 HIS R -74 UNP P25021 EXPRESSION TAG SEQADV 8YN4 HIS R -73 UNP P25021 EXPRESSION TAG SEQADV 8YN4 HIS R -72 UNP P25021 EXPRESSION TAG SEQADV 8YN4 HIS R -71 UNP P25021 EXPRESSION TAG SEQADV 8YN4 HIS R -70 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLY R -69 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLN R -68 UNP P25021 EXPRESSION TAG SEQADV 8YN4 PRO R -67 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLY R -66 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASN R -65 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLY R -64 UNP P25021 EXPRESSION TAG SEQADV 8YN4 SER R -63 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ALA R -62 UNP P25021 EXPRESSION TAG SEQADV 8YN4 PHE R -61 UNP P25021 EXPRESSION TAG SEQADV 8YN4 LEU R -60 UNP P25021 EXPRESSION TAG SEQADV 8YN4 LEU R -59 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ALA R -58 UNP P25021 EXPRESSION TAG SEQADV 8YN4 PRO R -57 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASN R -56 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLY R -55 UNP P25021 EXPRESSION TAG SEQADV 8YN4 SER R -54 UNP P25021 EXPRESSION TAG SEQADV 8YN4 HIS R -53 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ALA R -52 UNP P25021 EXPRESSION TAG SEQADV 8YN4 PRO R -51 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASP R -50 UNP P25021 EXPRESSION TAG SEQADV 8YN4 HIS R -49 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASN R -48 UNP P25021 EXPRESSION TAG SEQADV 8YN4 VAL R -47 UNP P25021 EXPRESSION TAG SEQADV 8YN4 THR R -46 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLN R -45 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLN R -44 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ARG R -43 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASP R -42 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLU R -41 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLY R -40 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLY R -39 UNP P25021 EXPRESSION TAG SEQADV 8YN4 SER R -38 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLY R -37 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLN R -36 UNP P25021 EXPRESSION TAG SEQADV 8YN4 PRO R -35 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLY R -34 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASN R -33 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLY R -32 UNP P25021 EXPRESSION TAG SEQADV 8YN4 SER R -31 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ALA R -30 UNP P25021 EXPRESSION TAG SEQADV 8YN4 PHE R -29 UNP P25021 EXPRESSION TAG SEQADV 8YN4 LEU R -28 UNP P25021 EXPRESSION TAG SEQADV 8YN4 LEU R -27 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ALA R -26 UNP P25021 EXPRESSION TAG SEQADV 8YN4 PRO R -25 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASN R -24 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLY R -23 UNP P25021 EXPRESSION TAG SEQADV 8YN4 SER R -22 UNP P25021 EXPRESSION TAG SEQADV 8YN4 HIS R -21 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ALA R -20 UNP P25021 EXPRESSION TAG SEQADV 8YN4 PRO R -19 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASP R -18 UNP P25021 EXPRESSION TAG SEQADV 8YN4 HIS R -17 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASN R -16 UNP P25021 EXPRESSION TAG SEQADV 8YN4 VAL R -15 UNP P25021 EXPRESSION TAG SEQADV 8YN4 THR R -14 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLN R -13 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLN R -12 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ARG R -11 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASP R -10 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLU R -9 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLU R -8 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASN R -7 UNP P25021 EXPRESSION TAG SEQADV 8YN4 LEU R -6 UNP P25021 EXPRESSION TAG SEQADV 8YN4 TYR R -5 UNP P25021 EXPRESSION TAG SEQADV 8YN4 PHE R -4 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLN R -3 UNP P25021 EXPRESSION TAG SEQADV 8YN4 GLY R -2 UNP P25021 EXPRESSION TAG SEQADV 8YN4 VAL R -1 UNP P25021 EXPRESSION TAG SEQADV 8YN4 ASP R 0 UNP P25021 EXPRESSION TAG SEQRES 1 A 246 MET GLY SER THR VAL SER ALA GLU ASP LYS ALA ALA ALA SEQRES 2 A 246 GLU ARG SER LYS MET ILE ASP LYS ASN LEU ARG GLU ASP SEQRES 3 A 246 GLY GLU LYS ALA ARG ARG THR LEU ARG LEU LEU LEU LEU SEQRES 4 A 246 GLY ALA ASP ASN SER GLY LYS SER THR ILE VAL LYS GLN SEQRES 5 A 246 MET ARG ILE LEU HIS GLY GLY SER GLY GLY SER GLY GLY SEQRES 6 A 246 THR SER GLY ILE PHE GLU THR LYS PHE GLN VAL ASP LYS SEQRES 7 A 246 VAL ASN PHE HIS MET PHE ASP VAL GLY GLY GLN ARG ASP SEQRES 8 A 246 GLU ARG ARG LYS TRP ILE GLN CYS PHE ASN ASP VAL THR SEQRES 9 A 246 ALA ILE ILE PHE VAL VAL ASP SER SER ASP TYR ASN ARG SEQRES 10 A 246 LEU GLN GLU ALA LEU ASN ASP PHE LYS SER ILE TRP ASN SEQRES 11 A 246 ASN ARG TRP LEU ARG THR ILE SER VAL ILE LEU PHE LEU SEQRES 12 A 246 ASN LYS GLN ASP LEU LEU ALA GLU LYS VAL LEU ALA GLY SEQRES 13 A 246 LYS SER LYS ILE GLU ASP TYR PHE PRO GLU PHE ALA ARG SEQRES 14 A 246 TYR THR THR PRO GLU ASP ALA THR PRO GLU PRO GLY GLU SEQRES 15 A 246 ASP PRO ARG VAL THR ARG ALA LYS TYR PHE ILE ARG LYS SEQRES 16 A 246 GLU PHE VAL ASP ILE SER THR ALA SER GLY ASP GLY ARG SEQRES 17 A 246 HIS ILE CYS TYR PRO HIS PHE THR CYS ALA VAL ASP THR SEQRES 18 A 246 GLU ASN ALA ARG ARG ILE PHE ASN ASP CYS LYS ASP ILE SEQRES 19 A 246 ILE LEU GLN MET ASN LEU ARG GLU TYR ASN LEU VAL SEQRES 1 B 376 MET HIS HIS HIS HIS HIS HIS GLY SER SER GLY SER GLU SEQRES 2 B 376 LEU ASP GLN LEU ARG GLN GLU ALA GLU GLN LEU LYS ASN SEQRES 3 B 376 GLN ILE ARG ASP ALA ARG LYS ALA CYS ALA ASP ALA THR SEQRES 4 B 376 LEU SER GLN ILE THR ASN ASN ILE ASP PRO VAL GLY ARG SEQRES 5 B 376 ILE GLN MET ARG THR ARG ARG THR LEU ARG GLY HIS LEU SEQRES 6 B 376 ALA LYS ILE TYR ALA MET HIS TRP GLY THR ASP SER ARG SEQRES 7 B 376 LEU LEU VAL SER ALA SER GLN ASP GLY LYS LEU ILE ILE SEQRES 8 B 376 TRP ASP SER TYR THR THR ASN LYS VAL HIS ALA ILE PRO SEQRES 9 B 376 LEU ARG SER SER TRP VAL MET THR CYS ALA TYR ALA PRO SEQRES 10 B 376 SER GLY ASN TYR VAL ALA CYS GLY GLY LEU ASP ASN ILE SEQRES 11 B 376 CYS SER ILE TYR ASN LEU LYS THR ARG GLU GLY ASN VAL SEQRES 12 B 376 ARG VAL SER ARG GLU LEU ALA GLY HIS THR GLY TYR LEU SEQRES 13 B 376 SER CYS CYS ARG PHE LEU ASP ASP ASN GLN ILE VAL THR SEQRES 14 B 376 SER SER GLY ASP THR THR CYS ALA LEU TRP ASP ILE GLU SEQRES 15 B 376 THR GLY GLN GLN THR THR THR PHE THR GLY HIS THR GLY SEQRES 16 B 376 ASP VAL MET SER LEU SER LEU ALA PRO ASP THR ARG LEU SEQRES 17 B 376 PHE VAL SER GLY ALA CYS ASP ALA SER ALA LYS LEU TRP SEQRES 18 B 376 ASP VAL ARG GLU GLY MET CYS ARG GLN THR PHE THR GLY SEQRES 19 B 376 HIS GLU SER ASP ILE ASN ALA ILE CYS PHE PHE PRO ASN SEQRES 20 B 376 GLY ASN ALA PHE ALA THR GLY SER ASP ASP ALA THR CYS SEQRES 21 B 376 ARG LEU PHE ASP LEU ARG ALA ASP GLN GLU LEU MET THR SEQRES 22 B 376 TYR SER HIS ASP ASN ILE ILE CYS GLY ILE THR SER VAL SEQRES 23 B 376 SER PHE SER LYS SER GLY ARG LEU LEU LEU ALA GLY TYR SEQRES 24 B 376 ASP ASP PHE ASN CYS ASN VAL TRP ASP ALA LEU LYS ALA SEQRES 25 B 376 ASP ARG ALA GLY VAL LEU ALA GLY HIS ASP ASN ARG VAL SEQRES 26 B 376 SER CYS LEU GLY VAL THR ASP ASP GLY MET ALA VAL ALA SEQRES 27 B 376 THR GLY SER TRP ASP SER PHE LEU LYS ILE TRP ASN GLY SEQRES 28 B 376 SER SER GLY GLY GLY GLY SER GLY GLY GLY GLY SER SER SEQRES 29 B 376 GLY VAL SER GLY TRP ARG LEU PHE LYS LYS ILE SER SEQRES 1 C 71 MET ALA SER ASN ASN THR ALA SER ILE ALA GLN ALA ARG SEQRES 2 C 71 LYS LEU VAL GLU GLN LEU LYS MET GLU ALA ASN ILE ASP SEQRES 3 C 71 ARG ILE LYS VAL SER LYS ALA ALA ALA ASP LEU MET ALA SEQRES 4 C 71 TYR CYS GLU ALA HIS ALA LYS GLU ASP PRO LEU LEU THR SEQRES 5 C 71 PRO VAL PRO ALA SER GLU ASN PRO PHE ARG GLU LYS LYS SEQRES 6 C 71 PHE PHE CYS ALA ILE LEU SEQRES 1 E 255 ASP VAL GLN LEU VAL GLU SER GLY GLY GLY LEU VAL GLN SEQRES 2 E 255 PRO GLY GLY SER ARG LYS LEU SER CYS SER ALA SER GLY SEQRES 3 E 255 PHE ALA PHE SER SER PHE GLY MET HIS TRP VAL ARG GLN SEQRES 4 E 255 ALA PRO GLU LYS GLY LEU GLU TRP VAL ALA TYR ILE SER SEQRES 5 E 255 SER GLY SER GLY THR ILE TYR TYR ALA ASP THR VAL LYS SEQRES 6 E 255 GLY ARG PHE THR ILE SER ARG ASP ASP PRO LYS ASN THR SEQRES 7 E 255 LEU PHE LEU GLN MET THR SER LEU ARG SER GLU ASP THR SEQRES 8 E 255 ALA MET TYR TYR CYS VAL ARG SER ILE TYR TYR TYR GLY SEQRES 9 E 255 SER SER PRO PHE ASP PHE TRP GLY GLN GLY THR THR LEU SEQRES 10 E 255 THR VAL SER SER GLY GLY GLY GLY SER GLY GLY GLY GLY SEQRES 11 E 255 SER GLY GLY GLY GLY SER ASP ILE VAL MET THR GLN ALA SEQRES 12 E 255 THR SER SER VAL PRO VAL THR PRO GLY GLU SER VAL SER SEQRES 13 E 255 ILE SER CYS ARG SER SER LYS SER LEU LEU HIS SER ASN SEQRES 14 E 255 GLY ASN THR TYR LEU TYR TRP PHE LEU GLN ARG PRO GLY SEQRES 15 E 255 GLN SER PRO GLN LEU LEU ILE TYR ARG MET SER ASN LEU SEQRES 16 E 255 ALA SER GLY VAL PRO ASP ARG PHE SER GLY SER GLY SER SEQRES 17 E 255 GLY THR ALA PHE THR LEU THR ILE SER ARG LEU GLU ALA SEQRES 18 E 255 GLU ASP VAL GLY VAL TYR TYR CYS MET GLN HIS LEU GLU SEQRES 19 E 255 TYR PRO LEU THR PHE GLY ALA GLY THR LYS LEU GLU LEU SEQRES 20 E 255 LEU GLU GLU ASN LEU TYR PHE GLN SEQRES 1 R 568 ASP TYR LYS ASP ASP ASP ASP HIS HIS HIS HIS HIS HIS SEQRES 2 R 568 HIS HIS GLY GLN PRO GLY ASN GLY SER ALA PHE LEU LEU SEQRES 3 R 568 ALA PRO ASN GLY SER HIS ALA PRO ASP HIS ASN VAL THR SEQRES 4 R 568 GLN GLN ARG ASP GLU GLY GLY SER GLY GLN PRO GLY ASN SEQRES 5 R 568 GLY SER ALA PHE LEU LEU ALA PRO ASN GLY SER HIS ALA SEQRES 6 R 568 PRO ASP HIS ASN VAL THR GLN GLN ARG ASP GLU GLU ASN SEQRES 7 R 568 LEU TYR PHE GLN GLY VAL ASP MET ALA PRO ASN GLY THR SEQRES 8 R 568 ALA SER SER PHE CYS LEU ASP SER THR ALA CYS LYS ILE SEQRES 9 R 568 THR ILE THR VAL VAL LEU ALA VAL LEU ILE LEU ILE THR SEQRES 10 R 568 VAL ALA GLY ASN VAL VAL VAL CYS LEU ALA VAL GLY LEU SEQRES 11 R 568 ASN ARG ARG LEU ARG ASN LEU THR ASN CYS PHE ILE VAL SEQRES 12 R 568 SER LEU ALA ILE THR ASP LEU LEU LEU GLY LEU LEU VAL SEQRES 13 R 568 LEU PRO PHE SER ALA ILE TYR GLN LEU SER CYS LYS TRP SEQRES 14 R 568 SER PHE GLY LYS VAL PHE CYS ASN ILE TYR THR SER LEU SEQRES 15 R 568 ASP VAL MET LEU CYS THR ALA SER ILE LEU ASN LEU PHE SEQRES 16 R 568 MET ILE SER LEU ASP ARG TYR CYS ALA VAL MET ASP PRO SEQRES 17 R 568 LEU ARG TYR PRO VAL LEU VAL THR PRO VAL ARG VAL ALA SEQRES 18 R 568 ILE SER LEU VAL LEU ILE TRP VAL ILE SER ILE THR LEU SEQRES 19 R 568 SER PHE LEU SER ILE HIS LEU GLY TRP ASN SER ARG ASN SEQRES 20 R 568 GLU THR SER LYS GLY ASN HIS THR THR SER LYS CYS LYS SEQRES 21 R 568 VAL GLN VAL ASN GLU VAL TYR GLY LEU VAL ASP GLY LEU SEQRES 22 R 568 VAL THR PHE TYR LEU PRO LEU LEU ILE MET CYS ILE THR SEQRES 23 R 568 TYR TYR ARG ILE PHE LYS VAL ALA ARG ASP GLN ALA LYS SEQRES 24 R 568 ARG ILE ASN HIS ILE SER SER TRP LYS ALA ALA THR ILE SEQRES 25 R 568 ARG GLU HIS LYS ALA THR VAL THR LEU ALA ALA VAL MET SEQRES 26 R 568 GLY ALA PHE ILE ILE CYS TRP PHE PRO TYR PHE THR ALA SEQRES 27 R 568 PHE VAL TYR ARG GLY LEU ARG GLY ASP ASP ALA ILE ASN SEQRES 28 R 568 GLU VAL LEU GLU ALA ILE VAL LEU TRP LEU GLY TYR ALA SEQRES 29 R 568 ASN SER ALA LEU ASN PRO ILE LEU TYR ALA ALA LEU ASN SEQRES 30 R 568 ARG ASP PHE ARG THR GLY TYR GLN GLN LEU PHE CYS CYS SEQRES 31 R 568 ARG LEU ALA HIS MET GLY SER SER GLY GLY GLY GLY SER SEQRES 32 R 568 GLY GLY GLY GLY SER SER GLY VAL PHE THR LEU GLU ASP SEQRES 33 R 568 PHE VAL GLY ASP TRP GLU GLN THR ALA ALA TYR ASN LEU SEQRES 34 R 568 ASP GLN VAL LEU GLU GLN GLY GLY VAL SER SER LEU LEU SEQRES 35 R 568 GLN ASN LEU ALA VAL SER VAL THR PRO ILE GLN ARG ILE SEQRES 36 R 568 VAL ARG SER GLY GLU ASN ALA LEU LYS ILE ASP ILE HIS SEQRES 37 R 568 VAL ILE ILE PRO TYR GLU GLY LEU SER ALA ASP GLN MET SEQRES 38 R 568 ALA GLN ILE GLU GLU VAL PHE LYS VAL VAL TYR PRO VAL SEQRES 39 R 568 ASP ASP HIS HIS PHE LYS VAL ILE LEU PRO TYR GLY THR SEQRES 40 R 568 LEU VAL ILE ASP GLY VAL THR PRO ASN MET LEU ASN TYR SEQRES 41 R 568 PHE GLY ARG PRO TYR GLU GLY ILE ALA VAL PHE ASP GLY SEQRES 42 R 568 LYS LYS ILE THR VAL THR GLY THR LEU TRP ASN GLY ASN SEQRES 43 R 568 LYS ILE ILE ASP GLU ARG LEU ILE THR PRO ASP GLY SER SEQRES 44 R 568 MET LEU PHE ARG VAL THR ILE ASN SER HET HSM R 701 8 HET CLR R 702 28 HETNAM HSM HISTAMINE HETNAM CLR CHOLESTEROL FORMUL 6 HSM C5 H9 N3 FORMUL 7 CLR C27 H46 O HELIX 1 AA1 SER A 6 LYS A 29 1 24 HELIX 2 AA2 GLY A 45 ARG A 54 1 10 HELIX 3 AA3 LYS A 95 ASN A 101 5 7 HELIX 4 AA4 ARG A 117 ASN A 130 1 14 HELIX 5 AA5 LYS A 145 GLY A 156 1 12 HELIX 6 AA6 LYS A 159 PHE A 164 1 6 HELIX 7 AA7 PRO A 165 ALA A 168 5 4 HELIX 8 AA8 ASP A 183 SER A 204 1 22 HELIX 9 AA9 GLU A 222 TYR A 356 1 22 HELIX 10 AB1 GLU B 3 CYS B 25 1 23 HELIX 11 AB2 THR B 29 THR B 34 1 6 HELIX 12 AB3 ALA C 7 ASN C 24 1 18 HELIX 13 AB4 LYS C 29 HIS C 44 1 16 HELIX 14 AB5 PRO C 55 ASN C 59 5 5 HELIX 15 AB6 ALA E 28 PHE E 32 5 5 HELIX 16 AB7 ARG E 87 THR E 91 5 5 HELIX 17 AB8 ALA R 16 ASN R 46 1 31 HELIX 18 AB9 ASN R 51 THR R 53 5 3 HELIX 19 AC1 ASN R 54 VAL R 71 1 18 HELIX 20 AC2 VAL R 71 CYS R 82 1 12 HELIX 21 AC3 GLY R 87 ASP R 122 1 36 HELIX 22 AC4 ARG R 125 VAL R 130 1 6 HELIX 23 AC5 THR R 131 LEU R 156 1 26 HELIX 24 AC6 ASN R 179 PHE R 191 1 13 HELIX 25 AC7 PHE R 191 ILE R 216 1 26 HELIX 26 AC8 HIS R 230 GLY R 261 1 32 HELIX 27 AC9 ASN R 266 TYR R 288 1 23 HELIX 28 AD1 ASN R 292 GLN R 301 1 10 SHEET 1 AA1 5 PHE A 70 GLN A 75 0 SHEET 2 AA1 5 ASN A 80 ASP A 85 -1 O ASP A 85 N PHE A 70 SHEET 3 AA1 5 THR A 33 LEU A 39 1 N LEU A 34 O HIS A 82 SHEET 4 AA1 5 ALA A 105 ASP A 111 1 O ILE A 107 N LEU A 37 SHEET 5 AA1 5 SER A 138 VAL A 139 1 O SER A 138 N ILE A 106 SHEET 1 AA2 6 PHE A 70 GLN A 75 0 SHEET 2 AA2 6 ASN A 80 ASP A 85 -1 O ASP A 85 N PHE A 70 SHEET 3 AA2 6 THR A 33 LEU A 39 1 N LEU A 34 O HIS A 82 SHEET 4 AA2 6 ALA A 105 ASP A 111 1 O ILE A 107 N LEU A 37 SHEET 5 AA2 6 PHE A 142 ASN A 144 1 O PHE A 142 N PHE A 108 SHEET 6 AA2 6 HIS A 214 PHE A 215 1 O HIS A 214 N LEU A 143 SHEET 1 AA3 4 ARG B 46 LEU B 51 0 SHEET 2 AA3 4 LEU B 336 ASN B 340 -1 O LEU B 336 N LEU B 51 SHEET 3 AA3 4 VAL B 327 SER B 331 -1 N VAL B 327 O TRP B 339 SHEET 4 AA3 4 VAL B 315 VAL B 320 -1 N GLY B 319 O ALA B 328 SHEET 1 AA4 4 ILE B 58 TRP B 63 0 SHEET 2 AA4 4 LEU B 69 SER B 74 -1 O ALA B 73 N ALA B 60 SHEET 3 AA4 4 LYS B 78 ASP B 83 -1 O TRP B 82 N LEU B 70 SHEET 4 AA4 4 ASN B 88 PRO B 94 -1 O ILE B 93 N LEU B 79 SHEET 1 AA5 4 VAL B 100 TYR B 105 0 SHEET 2 AA5 4 TYR B 111 GLY B 116 -1 O ALA B 113 N ALA B 104 SHEET 3 AA5 4 CYS B 121 ASN B 125 -1 O TYR B 124 N VAL B 112 SHEET 4 AA5 4 ARG B 134 LEU B 139 -1 O SER B 136 N ILE B 123 SHEET 1 AA6 4 LEU B 146 PHE B 151 0 SHEET 2 AA6 4 GLN B 156 SER B 161 -1 O VAL B 158 N ARG B 150 SHEET 3 AA6 4 CYS B 166 ASP B 170 -1 O TRP B 169 N ILE B 157 SHEET 4 AA6 4 GLN B 175 PHE B 180 -1 O PHE B 180 N CYS B 166 SHEET 1 AA7 4 VAL B 187 LEU B 192 0 SHEET 2 AA7 4 LEU B 198 ALA B 203 -1 O VAL B 200 N SER B 191 SHEET 3 AA7 4 SER B 207 ASP B 212 -1 O TRP B 211 N PHE B 199 SHEET 4 AA7 4 CYS B 218 THR B 223 -1 O PHE B 222 N ALA B 208 SHEET 1 AA8 4 ILE B 229 PHE B 234 0 SHEET 2 AA8 4 ALA B 240 SER B 245 -1 O ALA B 242 N CYS B 233 SHEET 3 AA8 4 THR B 249 ASP B 254 -1 O PHE B 253 N PHE B 241 SHEET 4 AA8 4 GLN B 259 SER B 265 -1 O TYR B 264 N CYS B 250 SHEET 1 AA9 4 ILE B 273 PHE B 278 0 SHEET 2 AA9 4 LEU B 284 TYR B 289 -1 O LEU B 286 N SER B 277 SHEET 3 AA9 4 CYS B 294 ASP B 298 -1 O TRP B 297 N LEU B 285 SHEET 4 AA9 4 ARG B 304 LEU B 308 -1 O LEU B 308 N CYS B 294 SHEET 1 AB1 4 GLN E 3 SER E 7 0 SHEET 2 AB1 4 ARG E 18 SER E 25 -1 O SER E 21 N SER E 7 SHEET 3 AB1 4 THR E 78 MET E 83 -1 O LEU E 79 N CYS E 22 SHEET 4 AB1 4 PHE E 68 ASP E 73 -1 N SER E 71 O PHE E 80 SHEET 1 AB2 6 LEU E 11 VAL E 12 0 SHEET 2 AB2 6 THR E 115 VAL E 119 1 O THR E 118 N VAL E 12 SHEET 3 AB2 6 ALA E 92 SER E 99 -1 N TYR E 94 O THR E 115 SHEET 4 AB2 6 GLY E 33 GLN E 39 -1 N VAL E 37 O TYR E 95 SHEET 5 AB2 6 LEU E 45 ILE E 51 -1 O VAL E 48 N TRP E 36 SHEET 6 AB2 6 ILE E 58 TYR E 60 -1 O TYR E 59 N TYR E 50 SHEET 1 AB3 4 LEU E 11 VAL E 12 0 SHEET 2 AB3 4 THR E 115 VAL E 119 1 O THR E 118 N VAL E 12 SHEET 3 AB3 4 ALA E 92 SER E 99 -1 N TYR E 94 O THR E 115 SHEET 4 AB3 4 PHE E 110 TRP E 111 -1 O PHE E 110 N ARG E 98 SHEET 1 AB4 4 MET E 140 THR E 141 0 SHEET 2 AB4 4 VAL E 155 SER E 161 -1 O ARG E 160 N THR E 141 SHEET 3 AB4 4 ALA E 211 ILE E 216 -1 O ILE E 216 N VAL E 155 SHEET 4 AB4 4 PHE E 203 SER E 208 -1 N SER E 206 O THR E 213 SHEET 1 AB5 6 SER E 146 PRO E 148 0 SHEET 2 AB5 6 THR E 243 GLU E 246 1 O LYS E 244 N VAL E 147 SHEET 3 AB5 6 VAL E 226 GLN E 231 -1 N TYR E 227 O THR E 243 SHEET 4 AB5 6 LEU E 174 GLN E 179 -1 N TYR E 175 O MET E 230 SHEET 5 AB5 6 GLN E 186 TYR E 190 -1 O ILE E 189 N TRP E 176 SHEET 6 AB5 6 ASN E 194 LEU E 195 -1 O ASN E 194 N TYR E 190 SSBOND 1 CYS E 22 CYS E 96 1555 1555 2.03 SSBOND 2 CYS E 159 CYS E 229 1555 1555 2.03 SSBOND 3 CYS R 91 CYS R 174 1555 1555 2.03 CISPEP 1 TYR E 235 PRO E 236 0 4.38 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