HEADER MEMBRANE PROTEIN 17-MAY-18 6DG7 TITLE FULL-LENGTH 5-HT3A RECEPTOR IN A SEROTONIN-BOUND CONFORMATION- STATE 1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: 5-HYDROXYTRYPTAMINE RECEPTOR 3A; COMPND 3 CHAIN: A, B, C, D, E; COMPND 4 FRAGMENT: UNP RESIDUES 35-489; COMPND 5 SYNONYM: SEROTONIN RECEPTOR; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MUS MUSCULUS; SOURCE 3 ORGANISM_COMMON: MOUSE; SOURCE 4 ORGANISM_TAXID: 10090; SOURCE 5 GENE: HTR3A; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108; SOURCE 9 EXPRESSION_SYSTEM_STRAIN: SF9 KEYWDS MEMBRANE PROTEIN EXPDTA ELECTRON MICROSCOPY AUTHOR S.BASAK,S.CHAKRAPANI REVDAT 4 29-JUL-20 6DG7 1 COMPND REMARK HETNAM LINK REVDAT 4 2 1 SITE ATOM REVDAT 3 08-JAN-20 6DG7 1 REMARK REVDAT 2 21-NOV-18 6DG7 1 JRNL REVDAT 1 07-NOV-18 6DG7 0 JRNL AUTH S.BASAK,Y.GICHERU,S.RAO,M.S.P.SANSOM,S.CHAKRAPANI JRNL TITL CRYO-EM REVEALS TWO DISTINCT SEROTONIN-BOUND CONFORMATIONS JRNL TITL 2 OF FULL-LENGTH 5-HT3ARECEPTOR. JRNL REF NATURE V. 563 270 2018 JRNL REFN ESSN 1476-4687 JRNL PMID 30401837 JRNL DOI 10.1038/S41586-018-0660-7 REMARK 2 REMARK 2 RESOLUTION. 3.32 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 SOFTWARE PACKAGES : RELION, GCTF, COOT, RELION, RELION, REMARK 3 RELION, RELION, 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 : REAL REMARK 3 REFINEMENT PROTOCOL : OTHER REMARK 3 REFINEMENT TARGET : NULL REMARK 3 OVERALL ANISOTROPIC B VALUE : 154.000 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) : 3.320 REMARK 3 NUMBER OF PARTICLES : 103698 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 6DG7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-MAY-18. REMARK 100 THE DEPOSITION ID IS D_1000234503. 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 : SEROTONIN RECEPTOR REMARK 245 SAMPLE CONCENTRATION (MG ML-1) : 3.00 REMARK 245 SAMPLE SUPPORT DETAILS : NULL REMARK 245 SAMPLE VITRIFICATION DETAILS : BLOT FOR 2.5 SECONDS REMARK 245 SAMPLE BUFFER : NULL REMARK 245 PH : 8.00 REMARK 245 SAMPLE DETAILS : NULL REMARK 245 REMARK 245 DATA ACQUISITION REMARK 245 DATE OF EXPERIMENT : NULL REMARK 245 NUMBER OF MICROGRAPHS-IMAGES : 2810 REMARK 245 TEMPERATURE (KELVIN) : NULL REMARK 245 MICROSCOPE MODEL : FEI TITAN KRIOS REMARK 245 DETECTOR TYPE : GATAN K2 SUMMIT (4K X 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 : 2.70 REMARK 245 IMAGING MODE : BRIGHT FIELD REMARK 245 ELECTRON DOSE (ELECTRONS NM**-2) : 40.00 REMARK 245 ILLUMINATION MODE : FLOOD BEAM REMARK 245 NOMINAL MAGNIFICATION : 130000 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 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F, G, H, I, J, REMARK 350 AND CHAINS: K, L, M, N, O, P, Q, R, S, T 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 LEU A 333 REMARK 465 CYS A 334 REMARK 465 LEU A 335 REMARK 465 GLY A 336 REMARK 465 GLU A 337 REMARK 465 GLN A 338 REMARK 465 PRO A 339 REMARK 465 MET A 340 REMARK 465 ALA A 341 REMARK 465 HIS A 342 REMARK 465 ARG A 343 REMARK 465 PRO A 344 REMARK 465 PRO A 345 REMARK 465 ALA A 346 REMARK 465 THR A 347 REMARK 465 PHE A 348 REMARK 465 GLN A 349 REMARK 465 ALA A 350 REMARK 465 ASN A 351 REMARK 465 LYS A 352 REMARK 465 THR A 353 REMARK 465 ASP A 354 REMARK 465 ASP A 355 REMARK 465 CYS A 356 REMARK 465 SER A 357 REMARK 465 GLY A 358 REMARK 465 SER A 359 REMARK 465 ASP A 360 REMARK 465 LEU A 361 REMARK 465 LEU A 362 REMARK 465 PRO A 363 REMARK 465 ALA A 364 REMARK 465 MET A 365 REMARK 465 GLY A 366 REMARK 465 ASN A 367 REMARK 465 HIS A 368 REMARK 465 CYS A 369 REMARK 465 SER A 370 REMARK 465 HIS A 371 REMARK 465 VAL A 372 REMARK 465 GLY A 373 REMARK 465 GLY A 374 REMARK 465 PRO A 375 REMARK 465 GLN A 376 REMARK 465 ASP A 377 REMARK 465 LEU A 378 REMARK 465 GLU A 379 REMARK 465 LYS A 380 REMARK 465 THR A 381 REMARK 465 PRO A 382 REMARK 465 ARG A 383 REMARK 465 GLY A 384 REMARK 465 ARG A 385 REMARK 465 GLY A 386 REMARK 465 SER A 387 REMARK 465 PRO A 388 REMARK 465 LEU A 389 REMARK 465 PRO A 390 REMARK 465 PRO A 391 REMARK 465 PRO A 392 REMARK 465 ARG A 393 REMARK 465 GLU A 394 REMARK 465 ALA A 395 REMARK 465 SER A 396 REMARK 465 LEU B 333 REMARK 465 CYS B 334 REMARK 465 LEU B 335 REMARK 465 GLY B 336 REMARK 465 GLU B 337 REMARK 465 GLN B 338 REMARK 465 PRO B 339 REMARK 465 MET B 340 REMARK 465 ALA B 341 REMARK 465 HIS B 342 REMARK 465 ARG B 343 REMARK 465 PRO B 344 REMARK 465 PRO B 345 REMARK 465 ALA B 346 REMARK 465 THR B 347 REMARK 465 PHE B 348 REMARK 465 GLN B 349 REMARK 465 ALA B 350 REMARK 465 ASN B 351 REMARK 465 LYS B 352 REMARK 465 THR B 353 REMARK 465 ASP B 354 REMARK 465 ASP B 355 REMARK 465 CYS B 356 REMARK 465 SER B 357 REMARK 465 GLY B 358 REMARK 465 SER B 359 REMARK 465 ASP B 360 REMARK 465 LEU B 361 REMARK 465 LEU B 362 REMARK 465 PRO B 363 REMARK 465 ALA B 364 REMARK 465 MET B 365 REMARK 465 GLY B 366 REMARK 465 ASN B 367 REMARK 465 HIS B 368 REMARK 465 CYS B 369 REMARK 465 SER B 370 REMARK 465 HIS B 371 REMARK 465 VAL B 372 REMARK 465 GLY B 373 REMARK 465 GLY B 374 REMARK 465 PRO B 375 REMARK 465 GLN B 376 REMARK 465 ASP B 377 REMARK 465 LEU B 378 REMARK 465 GLU B 379 REMARK 465 LYS B 380 REMARK 465 THR B 381 REMARK 465 PRO B 382 REMARK 465 ARG B 383 REMARK 465 GLY B 384 REMARK 465 ARG B 385 REMARK 465 GLY B 386 REMARK 465 SER B 387 REMARK 465 PRO B 388 REMARK 465 LEU B 389 REMARK 465 PRO B 390 REMARK 465 PRO B 391 REMARK 465 PRO B 392 REMARK 465 ARG B 393 REMARK 465 GLU B 394 REMARK 465 ALA B 395 REMARK 465 SER B 396 REMARK 465 LEU C 333 REMARK 465 CYS C 334 REMARK 465 LEU C 335 REMARK 465 GLY C 336 REMARK 465 GLU C 337 REMARK 465 GLN C 338 REMARK 465 PRO C 339 REMARK 465 MET C 340 REMARK 465 ALA C 341 REMARK 465 HIS C 342 REMARK 465 ARG C 343 REMARK 465 PRO C 344 REMARK 465 PRO C 345 REMARK 465 ALA C 346 REMARK 465 THR C 347 REMARK 465 PHE C 348 REMARK 465 GLN C 349 REMARK 465 ALA C 350 REMARK 465 ASN C 351 REMARK 465 LYS C 352 REMARK 465 THR C 353 REMARK 465 ASP C 354 REMARK 465 ASP C 355 REMARK 465 CYS C 356 REMARK 465 SER C 357 REMARK 465 GLY C 358 REMARK 465 SER C 359 REMARK 465 ASP C 360 REMARK 465 LEU C 361 REMARK 465 LEU C 362 REMARK 465 PRO C 363 REMARK 465 ALA C 364 REMARK 465 MET C 365 REMARK 465 GLY C 366 REMARK 465 ASN C 367 REMARK 465 HIS C 368 REMARK 465 CYS C 369 REMARK 465 SER C 370 REMARK 465 HIS C 371 REMARK 465 VAL C 372 REMARK 465 GLY C 373 REMARK 465 GLY C 374 REMARK 465 PRO C 375 REMARK 465 GLN C 376 REMARK 465 ASP C 377 REMARK 465 LEU C 378 REMARK 465 GLU C 379 REMARK 465 LYS C 380 REMARK 465 THR C 381 REMARK 465 PRO C 382 REMARK 465 ARG C 383 REMARK 465 GLY C 384 REMARK 465 ARG C 385 REMARK 465 GLY C 386 REMARK 465 SER C 387 REMARK 465 PRO C 388 REMARK 465 LEU C 389 REMARK 465 PRO C 390 REMARK 465 PRO C 391 REMARK 465 PRO C 392 REMARK 465 ARG C 393 REMARK 465 GLU C 394 REMARK 465 ALA C 395 REMARK 465 SER C 396 REMARK 465 LEU D 333 REMARK 465 CYS D 334 REMARK 465 LEU D 335 REMARK 465 GLY D 336 REMARK 465 GLU D 337 REMARK 465 GLN D 338 REMARK 465 PRO D 339 REMARK 465 MET D 340 REMARK 465 ALA D 341 REMARK 465 HIS D 342 REMARK 465 ARG D 343 REMARK 465 PRO D 344 REMARK 465 PRO D 345 REMARK 465 ALA D 346 REMARK 465 THR D 347 REMARK 465 PHE D 348 REMARK 465 GLN D 349 REMARK 465 ALA D 350 REMARK 465 ASN D 351 REMARK 465 LYS D 352 REMARK 465 THR D 353 REMARK 465 ASP D 354 REMARK 465 ASP D 355 REMARK 465 CYS D 356 REMARK 465 SER D 357 REMARK 465 GLY D 358 REMARK 465 SER D 359 REMARK 465 ASP D 360 REMARK 465 LEU D 361 REMARK 465 LEU D 362 REMARK 465 PRO D 363 REMARK 465 ALA D 364 REMARK 465 MET D 365 REMARK 465 GLY D 366 REMARK 465 ASN D 367 REMARK 465 HIS D 368 REMARK 465 CYS D 369 REMARK 465 SER D 370 REMARK 465 HIS D 371 REMARK 465 VAL D 372 REMARK 465 GLY D 373 REMARK 465 GLY D 374 REMARK 465 PRO D 375 REMARK 465 GLN D 376 REMARK 465 ASP D 377 REMARK 465 LEU D 378 REMARK 465 GLU D 379 REMARK 465 LYS D 380 REMARK 465 THR D 381 REMARK 465 PRO D 382 REMARK 465 ARG D 383 REMARK 465 GLY D 384 REMARK 465 ARG D 385 REMARK 465 GLY D 386 REMARK 465 SER D 387 REMARK 465 PRO D 388 REMARK 465 LEU D 389 REMARK 465 PRO D 390 REMARK 465 PRO D 391 REMARK 465 PRO D 392 REMARK 465 ARG D 393 REMARK 465 GLU D 394 REMARK 465 ALA D 395 REMARK 465 SER D 396 REMARK 465 LEU E 333 REMARK 465 CYS E 334 REMARK 465 LEU E 335 REMARK 465 GLY E 336 REMARK 465 GLU E 337 REMARK 465 GLN E 338 REMARK 465 PRO E 339 REMARK 465 MET E 340 REMARK 465 ALA E 341 REMARK 465 HIS E 342 REMARK 465 ARG E 343 REMARK 465 PRO E 344 REMARK 465 PRO E 345 REMARK 465 ALA E 346 REMARK 465 THR E 347 REMARK 465 PHE E 348 REMARK 465 GLN E 349 REMARK 465 ALA E 350 REMARK 465 ASN E 351 REMARK 465 LYS E 352 REMARK 465 THR E 353 REMARK 465 ASP E 354 REMARK 465 ASP E 355 REMARK 465 CYS E 356 REMARK 465 SER E 357 REMARK 465 GLY E 358 REMARK 465 SER E 359 REMARK 465 ASP E 360 REMARK 465 LEU E 361 REMARK 465 LEU E 362 REMARK 465 PRO E 363 REMARK 465 ALA E 364 REMARK 465 MET E 365 REMARK 465 GLY E 366 REMARK 465 ASN E 367 REMARK 465 HIS E 368 REMARK 465 CYS E 369 REMARK 465 SER E 370 REMARK 465 HIS E 371 REMARK 465 VAL E 372 REMARK 465 GLY E 373 REMARK 465 GLY E 374 REMARK 465 PRO E 375 REMARK 465 GLN E 376 REMARK 465 ASP E 377 REMARK 465 LEU E 378 REMARK 465 GLU E 379 REMARK 465 LYS E 380 REMARK 465 THR E 381 REMARK 465 PRO E 382 REMARK 465 ARG E 383 REMARK 465 GLY E 384 REMARK 465 ARG E 385 REMARK 465 GLY E 386 REMARK 465 SER E 387 REMARK 465 PRO E 388 REMARK 465 LEU E 389 REMARK 465 PRO E 390 REMARK 465 PRO E 391 REMARK 465 PRO E 392 REMARK 465 ARG E 393 REMARK 465 GLU E 394 REMARK 465 ALA E 395 REMARK 465 SER E 396 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 THR A 8 OG1 CG2 REMARK 470 VAL A 317 CG1 CG2 REMARK 470 VAL A 399 CG1 CG2 REMARK 470 THR B 8 OG1 CG2 REMARK 470 VAL B 317 CG1 CG2 REMARK 470 VAL B 399 CG1 CG2 REMARK 470 THR C 8 OG1 CG2 REMARK 470 VAL C 317 CG1 CG2 REMARK 470 VAL C 399 CG1 CG2 REMARK 470 THR D 8 OG1 CG2 REMARK 470 VAL D 317 CG1 CG2 REMARK 470 VAL D 399 CG1 CG2 REMARK 470 THR E 8 OG1 CG2 REMARK 470 VAL E 317 CG1 CG2 REMARK 470 VAL E 399 CG1 CG2 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 C4 NAG R 1 C1 NAG R 2 2.14 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ASP A 79 CB - CG - OD1 ANGL. DEV. = 8.1 DEGREES REMARK 500 ASP B 79 CB - CG - OD1 ANGL. DEV. = 8.1 DEGREES REMARK 500 ASP C 79 CB - CG - OD1 ANGL. DEV. = 8.1 DEGREES REMARK 500 ASP D 79 CB - CG - OD1 ANGL. DEV. = 8.1 DEGREES REMARK 500 ASP E 79 CB - CG - OD1 ANGL. DEV. = 8.1 DEGREES 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 GLU A 71 -10.73 71.94 REMARK 500 ASP A 79 4.94 58.40 REMARK 500 ILE A 112 59.10 31.55 REMARK 500 THR A 166 -169.92 -120.58 REMARK 500 TRP A 168 -8.05 69.04 REMARK 500 GLU B 71 -10.72 71.91 REMARK 500 ASP B 79 4.96 58.39 REMARK 500 ILE B 112 59.07 31.61 REMARK 500 THR B 166 -169.87 -120.54 REMARK 500 TRP B 168 -7.95 68.94 REMARK 500 GLU C 71 -10.69 71.90 REMARK 500 ASP C 79 5.00 58.44 REMARK 500 ILE C 112 59.06 31.64 REMARK 500 THR C 166 -169.91 -120.53 REMARK 500 TRP C 168 -8.07 69.02 REMARK 500 GLU D 71 -10.77 71.94 REMARK 500 ASP D 79 4.95 58.43 REMARK 500 ILE D 112 59.07 31.58 REMARK 500 THR D 166 -169.88 -120.59 REMARK 500 TRP D 168 -8.05 69.03 REMARK 500 GLU E 71 -10.74 71.88 REMARK 500 ASP E 79 4.90 58.42 REMARK 500 ILE E 112 59.04 31.71 REMARK 500 THR E 166 -169.87 -120.53 REMARK 500 TRP E 168 -7.98 69.02 REMARK 500 REMARK 500 REMARK: NULL REMARK 525 REMARK 525 SOLVENT REMARK 525 REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER; REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE REMARK 525 NUMBER; I=INSERTION CODE): REMARK 525 REMARK 525 M RES CSSEQI REMARK 525 HOH A 601 DISTANCE = 7.04 ANGSTROMS REMARK 525 HOH B 601 DISTANCE = 6.67 ANGSTROMS REMARK 525 HOH C 601 DISTANCE = 6.96 ANGSTROMS REMARK 525 HOH D 601 DISTANCE = 6.79 ANGSTROMS REMARK 525 HOH E 601 DISTANCE = 6.82 ANGSTROMS REMARK 610 REMARK 610 MISSING HETEROATOM REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 610 I=INSERTION CODE): REMARK 610 M RES C SSEQI REMARK 610 NAG G 1 REMARK 610 NAG K 1 REMARK 610 NAG L 1 REMARK 610 NAG M 1 REMARK 610 NAG Q 1 REMARK 610 NAG R 1 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: EMD-7882 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF SEROTONIN BOUND 5HT3A RECEPTOR (STATE 1) REMARK 900 RELATED ID: EMD-7883 RELATED DB: EMDB REMARK 900 CRYO-EM STRUCTURE OF SEROTONIN BOUND 5HT3A RECEPTOR (STATE 2) DBREF 6DG7 A 8 462 UNP E9QLC0 E9QLC0_MOUSE 35 489 DBREF 6DG7 B 8 462 UNP E9QLC0 E9QLC0_MOUSE 35 489 DBREF 6DG7 C 8 462 UNP E9QLC0 E9QLC0_MOUSE 35 489 DBREF 6DG7 D 8 462 UNP E9QLC0 E9QLC0_MOUSE 35 489 DBREF 6DG7 E 8 462 UNP E9QLC0 E9QLC0_MOUSE 35 489 SEQRES 1 A 455 THR GLN PRO ALA LEU LEU ARG LEU SER ASP HIS LEU LEU SEQRES 2 A 455 ALA ASN TYR LYS LYS GLY VAL ARG PRO VAL ARG ASP TRP SEQRES 3 A 455 ARG LYS PRO THR THR VAL SER ILE ASP VAL ILE MET TYR SEQRES 4 A 455 ALA ILE LEU ASN VAL ASP GLU LYS ASN GLN VAL LEU THR SEQRES 5 A 455 THR TYR ILE TRP TYR ARG GLN TYR TRP THR ASP GLU PHE SEQRES 6 A 455 LEU GLN TRP THR PRO GLU ASP PHE ASP ASN VAL THR LYS SEQRES 7 A 455 LEU SER ILE PRO THR ASP SER ILE TRP VAL PRO ASP ILE SEQRES 8 A 455 LEU ILE ASN GLU PHE VAL ASP VAL GLY LYS SER PRO ASN SEQRES 9 A 455 ILE PRO TYR VAL TYR VAL HIS HIS ARG GLY GLU VAL GLN SEQRES 10 A 455 ASN TYR LYS PRO LEU GLN LEU VAL THR ALA CYS SER LEU SEQRES 11 A 455 ASP ILE TYR ASN PHE PRO PHE ASP VAL GLN ASN CYS SER SEQRES 12 A 455 LEU THR PHE THR SER TRP LEU HIS THR ILE GLN ASP ILE SEQRES 13 A 455 ASN ILE THR LEU TRP ARG SER PRO GLU GLU VAL ARG SER SEQRES 14 A 455 ASP LYS SER ILE PHE ILE ASN GLN GLY GLU TRP GLU LEU SEQRES 15 A 455 LEU GLU VAL PHE PRO GLN PHE LYS GLU PHE SER ILE ASP SEQRES 16 A 455 ILE SER ASN SER TYR ALA GLU MET LYS PHE TYR VAL ILE SEQRES 17 A 455 ILE ARG ARG ARG PRO LEU PHE TYR ALA VAL SER LEU LEU SEQRES 18 A 455 LEU PRO SER ILE PHE LEU MET VAL VAL ASP ILE VAL GLY SEQRES 19 A 455 PHE CYS LEU PRO PRO ASP SER GLY GLU ARG VAL SER PHE SEQRES 20 A 455 LYS ILE THR LEU LEU LEU GLY TYR SER VAL PHE LEU ILE SEQRES 21 A 455 ILE VAL SER ASP THR LEU PRO ALA THR ALA ILE GLY THR SEQRES 22 A 455 PRO LEU ILE GLY VAL TYR PHE VAL VAL CYS MET ALA LEU SEQRES 23 A 455 LEU VAL ILE SER LEU ALA GLU THR ILE PHE ILE VAL ARG SEQRES 24 A 455 LEU VAL HIS LYS GLN ASP LEU GLN ARG PRO VAL PRO ASP SEQRES 25 A 455 TRP LEU ARG HIS LEU VAL LEU ASP ARG ILE ALA TRP ILE SEQRES 26 A 455 LEU CYS LEU GLY GLU GLN PRO MET ALA HIS ARG PRO PRO SEQRES 27 A 455 ALA THR PHE GLN ALA ASN LYS THR ASP ASP CYS SER GLY SEQRES 28 A 455 SER ASP LEU LEU PRO ALA MET GLY ASN HIS CYS SER HIS SEQRES 29 A 455 VAL GLY GLY PRO GLN ASP LEU GLU LYS THR PRO ARG GLY SEQRES 30 A 455 ARG GLY SER PRO LEU PRO PRO PRO ARG GLU ALA SER LEU SEQRES 31 A 455 ALA VAL ARG GLY LEU LEU GLN GLU LEU SER SER ILE ARG SEQRES 32 A 455 HIS PHE LEU GLU LYS ARG ASP GLU MET ARG GLU VAL ALA SEQRES 33 A 455 ARG ASP TRP LEU ARG VAL GLY TYR VAL LEU ASP ARG LEU SEQRES 34 A 455 LEU PHE ARG ILE TYR LEU LEU ALA VAL LEU ALA TYR SER SEQRES 35 A 455 ILE THR LEU VAL THR LEU TRP SER ILE TRP HIS TYR SER SEQRES 1 B 455 THR GLN PRO ALA LEU LEU ARG LEU SER ASP HIS LEU LEU SEQRES 2 B 455 ALA ASN TYR LYS LYS GLY VAL ARG PRO VAL ARG ASP TRP SEQRES 3 B 455 ARG LYS PRO THR THR VAL SER ILE ASP VAL ILE MET TYR SEQRES 4 B 455 ALA ILE LEU ASN VAL ASP GLU LYS ASN GLN VAL LEU THR SEQRES 5 B 455 THR TYR ILE TRP TYR ARG GLN TYR TRP THR ASP GLU PHE SEQRES 6 B 455 LEU GLN TRP THR PRO GLU ASP PHE ASP ASN VAL THR LYS SEQRES 7 B 455 LEU SER ILE PRO THR ASP SER ILE TRP VAL PRO ASP ILE SEQRES 8 B 455 LEU ILE ASN GLU PHE VAL ASP VAL GLY LYS SER PRO ASN SEQRES 9 B 455 ILE PRO TYR VAL TYR VAL HIS HIS ARG GLY GLU VAL GLN SEQRES 10 B 455 ASN TYR LYS PRO LEU GLN LEU VAL THR ALA CYS SER LEU SEQRES 11 B 455 ASP ILE TYR ASN PHE PRO PHE ASP VAL GLN ASN CYS SER SEQRES 12 B 455 LEU THR PHE THR SER TRP LEU HIS THR ILE GLN ASP ILE SEQRES 13 B 455 ASN ILE THR LEU TRP ARG SER PRO GLU GLU VAL ARG SER SEQRES 14 B 455 ASP LYS SER ILE PHE ILE ASN GLN GLY GLU TRP GLU LEU SEQRES 15 B 455 LEU GLU VAL PHE PRO GLN PHE LYS GLU PHE SER ILE ASP SEQRES 16 B 455 ILE SER ASN SER TYR ALA GLU MET LYS PHE TYR VAL ILE SEQRES 17 B 455 ILE ARG ARG ARG PRO LEU PHE TYR ALA VAL SER LEU LEU SEQRES 18 B 455 LEU PRO SER ILE PHE LEU MET VAL VAL ASP ILE VAL GLY SEQRES 19 B 455 PHE CYS LEU PRO PRO ASP SER GLY GLU ARG VAL SER PHE SEQRES 20 B 455 LYS ILE THR LEU LEU LEU GLY TYR SER VAL PHE LEU ILE SEQRES 21 B 455 ILE VAL SER ASP THR LEU PRO ALA THR ALA ILE GLY THR SEQRES 22 B 455 PRO LEU ILE GLY VAL TYR PHE VAL VAL CYS MET ALA LEU SEQRES 23 B 455 LEU VAL ILE SER LEU ALA GLU THR ILE PHE ILE VAL ARG SEQRES 24 B 455 LEU VAL HIS LYS GLN ASP LEU GLN ARG PRO VAL PRO ASP SEQRES 25 B 455 TRP LEU ARG HIS LEU VAL LEU ASP ARG ILE ALA TRP ILE SEQRES 26 B 455 LEU CYS LEU GLY GLU GLN PRO MET ALA HIS ARG PRO PRO SEQRES 27 B 455 ALA THR PHE GLN ALA ASN LYS THR ASP ASP CYS SER GLY SEQRES 28 B 455 SER ASP LEU LEU PRO ALA MET GLY ASN HIS CYS SER HIS SEQRES 29 B 455 VAL GLY GLY PRO GLN ASP LEU GLU LYS THR PRO ARG GLY SEQRES 30 B 455 ARG GLY SER PRO LEU PRO PRO PRO ARG GLU ALA SER LEU SEQRES 31 B 455 ALA VAL ARG GLY LEU LEU GLN GLU LEU SER SER ILE ARG SEQRES 32 B 455 HIS PHE LEU GLU LYS ARG ASP GLU MET ARG GLU VAL ALA SEQRES 33 B 455 ARG ASP TRP LEU ARG VAL GLY TYR VAL LEU ASP ARG LEU SEQRES 34 B 455 LEU PHE ARG ILE TYR LEU LEU ALA VAL LEU ALA TYR SER SEQRES 35 B 455 ILE THR LEU VAL THR LEU TRP SER ILE TRP HIS TYR SER SEQRES 1 C 455 THR GLN PRO ALA LEU LEU ARG LEU SER ASP HIS LEU LEU SEQRES 2 C 455 ALA ASN TYR LYS LYS GLY VAL ARG PRO VAL ARG ASP TRP SEQRES 3 C 455 ARG LYS PRO THR THR VAL SER ILE ASP VAL ILE MET TYR SEQRES 4 C 455 ALA ILE LEU ASN VAL ASP GLU LYS ASN GLN VAL LEU THR SEQRES 5 C 455 THR TYR ILE TRP TYR ARG GLN TYR TRP THR ASP GLU PHE SEQRES 6 C 455 LEU GLN TRP THR PRO GLU ASP PHE ASP ASN VAL THR LYS SEQRES 7 C 455 LEU SER ILE PRO THR ASP SER ILE TRP VAL PRO ASP ILE SEQRES 8 C 455 LEU ILE ASN GLU PHE VAL ASP VAL GLY LYS SER PRO ASN SEQRES 9 C 455 ILE PRO TYR VAL TYR VAL HIS HIS ARG GLY GLU VAL GLN SEQRES 10 C 455 ASN TYR LYS PRO LEU GLN LEU VAL THR ALA CYS SER LEU SEQRES 11 C 455 ASP ILE TYR ASN PHE PRO PHE ASP VAL GLN ASN CYS SER SEQRES 12 C 455 LEU THR PHE THR SER TRP LEU HIS THR ILE GLN ASP ILE SEQRES 13 C 455 ASN ILE THR LEU TRP ARG SER PRO GLU GLU VAL ARG SER SEQRES 14 C 455 ASP LYS SER ILE PHE ILE ASN GLN GLY GLU TRP GLU LEU SEQRES 15 C 455 LEU GLU VAL PHE PRO GLN PHE LYS GLU PHE SER ILE ASP SEQRES 16 C 455 ILE SER ASN SER TYR ALA GLU MET LYS PHE TYR VAL ILE SEQRES 17 C 455 ILE ARG ARG ARG PRO LEU PHE TYR ALA VAL SER LEU LEU SEQRES 18 C 455 LEU PRO SER ILE PHE LEU MET VAL VAL ASP ILE VAL GLY SEQRES 19 C 455 PHE CYS LEU PRO PRO ASP SER GLY GLU ARG VAL SER PHE SEQRES 20 C 455 LYS ILE THR LEU LEU LEU GLY TYR SER VAL PHE LEU ILE SEQRES 21 C 455 ILE VAL SER ASP THR LEU PRO ALA THR ALA ILE GLY THR SEQRES 22 C 455 PRO LEU ILE GLY VAL TYR PHE VAL VAL CYS MET ALA LEU SEQRES 23 C 455 LEU VAL ILE SER LEU ALA GLU THR ILE PHE ILE VAL ARG SEQRES 24 C 455 LEU VAL HIS LYS GLN ASP LEU GLN ARG PRO VAL PRO ASP SEQRES 25 C 455 TRP LEU ARG HIS LEU VAL LEU ASP ARG ILE ALA TRP ILE SEQRES 26 C 455 LEU CYS LEU GLY GLU GLN PRO MET ALA HIS ARG PRO PRO SEQRES 27 C 455 ALA THR PHE GLN ALA ASN LYS THR ASP ASP CYS SER GLY SEQRES 28 C 455 SER ASP LEU LEU PRO ALA MET GLY ASN HIS CYS SER HIS SEQRES 29 C 455 VAL GLY GLY PRO GLN ASP LEU GLU LYS THR PRO ARG GLY SEQRES 30 C 455 ARG GLY SER PRO LEU PRO PRO PRO ARG GLU ALA SER LEU SEQRES 31 C 455 ALA VAL ARG GLY LEU LEU GLN GLU LEU SER SER ILE ARG SEQRES 32 C 455 HIS PHE LEU GLU LYS ARG ASP GLU MET ARG GLU VAL ALA SEQRES 33 C 455 ARG ASP TRP LEU ARG VAL GLY TYR VAL LEU ASP ARG LEU SEQRES 34 C 455 LEU PHE ARG ILE TYR LEU LEU ALA VAL LEU ALA TYR SER SEQRES 35 C 455 ILE THR LEU VAL THR LEU TRP SER ILE TRP HIS TYR SER SEQRES 1 D 455 THR GLN PRO ALA LEU LEU ARG LEU SER ASP HIS LEU LEU SEQRES 2 D 455 ALA ASN TYR LYS LYS GLY VAL ARG PRO VAL ARG ASP TRP SEQRES 3 D 455 ARG LYS PRO THR THR VAL SER ILE ASP VAL ILE MET TYR SEQRES 4 D 455 ALA ILE LEU ASN VAL ASP GLU LYS ASN GLN VAL LEU THR SEQRES 5 D 455 THR TYR ILE TRP TYR ARG GLN TYR TRP THR ASP GLU PHE SEQRES 6 D 455 LEU GLN TRP THR PRO GLU ASP PHE ASP ASN VAL THR LYS SEQRES 7 D 455 LEU SER ILE PRO THR ASP SER ILE TRP VAL PRO ASP ILE SEQRES 8 D 455 LEU ILE ASN GLU PHE VAL ASP VAL GLY LYS SER PRO ASN SEQRES 9 D 455 ILE PRO TYR VAL TYR VAL HIS HIS ARG GLY GLU VAL GLN SEQRES 10 D 455 ASN TYR LYS PRO LEU GLN LEU VAL THR ALA CYS SER LEU SEQRES 11 D 455 ASP ILE TYR ASN PHE PRO PHE ASP VAL GLN ASN CYS SER SEQRES 12 D 455 LEU THR PHE THR SER TRP LEU HIS THR ILE GLN ASP ILE SEQRES 13 D 455 ASN ILE THR LEU TRP ARG SER PRO GLU GLU VAL ARG SER SEQRES 14 D 455 ASP LYS SER ILE PHE ILE ASN GLN GLY GLU TRP GLU LEU SEQRES 15 D 455 LEU GLU VAL PHE PRO GLN PHE LYS GLU PHE SER ILE ASP SEQRES 16 D 455 ILE SER ASN SER TYR ALA GLU MET LYS PHE TYR VAL ILE SEQRES 17 D 455 ILE ARG ARG ARG PRO LEU PHE TYR ALA VAL SER LEU LEU SEQRES 18 D 455 LEU PRO SER ILE PHE LEU MET VAL VAL ASP ILE VAL GLY SEQRES 19 D 455 PHE CYS LEU PRO PRO ASP SER GLY GLU ARG VAL SER PHE SEQRES 20 D 455 LYS ILE THR LEU LEU LEU GLY TYR SER VAL PHE LEU ILE SEQRES 21 D 455 ILE VAL SER ASP THR LEU PRO ALA THR ALA ILE GLY THR SEQRES 22 D 455 PRO LEU ILE GLY VAL TYR PHE VAL VAL CYS MET ALA LEU SEQRES 23 D 455 LEU VAL ILE SER LEU ALA GLU THR ILE PHE ILE VAL ARG SEQRES 24 D 455 LEU VAL HIS LYS GLN ASP LEU GLN ARG PRO VAL PRO ASP SEQRES 25 D 455 TRP LEU ARG HIS LEU VAL LEU ASP ARG ILE ALA TRP ILE SEQRES 26 D 455 LEU CYS LEU GLY GLU GLN PRO MET ALA HIS ARG PRO PRO SEQRES 27 D 455 ALA THR PHE GLN ALA ASN LYS THR ASP ASP CYS SER GLY SEQRES 28 D 455 SER ASP LEU LEU PRO ALA MET GLY ASN HIS CYS SER HIS SEQRES 29 D 455 VAL GLY GLY PRO GLN ASP LEU GLU LYS THR PRO ARG GLY SEQRES 30 D 455 ARG GLY SER PRO LEU PRO PRO PRO ARG GLU ALA SER LEU SEQRES 31 D 455 ALA VAL ARG GLY LEU LEU GLN GLU LEU SER SER ILE ARG SEQRES 32 D 455 HIS PHE LEU GLU LYS ARG ASP GLU MET ARG GLU VAL ALA SEQRES 33 D 455 ARG ASP TRP LEU ARG VAL GLY TYR VAL LEU ASP ARG LEU SEQRES 34 D 455 LEU PHE ARG ILE TYR LEU LEU ALA VAL LEU ALA TYR SER SEQRES 35 D 455 ILE THR LEU VAL THR LEU TRP SER ILE TRP HIS TYR SER SEQRES 1 E 455 THR GLN PRO ALA LEU LEU ARG LEU SER ASP HIS LEU LEU SEQRES 2 E 455 ALA ASN TYR LYS LYS GLY VAL ARG PRO VAL ARG ASP TRP SEQRES 3 E 455 ARG LYS PRO THR THR VAL SER ILE ASP VAL ILE MET TYR SEQRES 4 E 455 ALA ILE LEU ASN VAL ASP GLU LYS ASN GLN VAL LEU THR SEQRES 5 E 455 THR TYR ILE TRP TYR ARG GLN TYR TRP THR ASP GLU PHE SEQRES 6 E 455 LEU GLN TRP THR PRO GLU ASP PHE ASP ASN VAL THR LYS SEQRES 7 E 455 LEU SER ILE PRO THR ASP SER ILE TRP VAL PRO ASP ILE SEQRES 8 E 455 LEU ILE ASN GLU PHE VAL ASP VAL GLY LYS SER PRO ASN SEQRES 9 E 455 ILE PRO TYR VAL TYR VAL HIS HIS ARG GLY GLU VAL GLN SEQRES 10 E 455 ASN TYR LYS PRO LEU GLN LEU VAL THR ALA CYS SER LEU SEQRES 11 E 455 ASP ILE TYR ASN PHE PRO PHE ASP VAL GLN ASN CYS SER SEQRES 12 E 455 LEU THR PHE THR SER TRP LEU HIS THR ILE GLN ASP ILE SEQRES 13 E 455 ASN ILE THR LEU TRP ARG SER PRO GLU GLU VAL ARG SER SEQRES 14 E 455 ASP LYS SER ILE PHE ILE ASN GLN GLY GLU TRP GLU LEU SEQRES 15 E 455 LEU GLU VAL PHE PRO GLN PHE LYS GLU PHE SER ILE ASP SEQRES 16 E 455 ILE SER ASN SER TYR ALA GLU MET LYS PHE TYR VAL ILE SEQRES 17 E 455 ILE ARG ARG ARG PRO LEU PHE TYR ALA VAL SER LEU LEU SEQRES 18 E 455 LEU PRO SER ILE PHE LEU MET VAL VAL ASP ILE VAL GLY SEQRES 19 E 455 PHE CYS LEU PRO PRO ASP SER GLY GLU ARG VAL SER PHE SEQRES 20 E 455 LYS ILE THR LEU LEU LEU GLY TYR SER VAL PHE LEU ILE SEQRES 21 E 455 ILE VAL SER ASP THR LEU PRO ALA THR ALA ILE GLY THR SEQRES 22 E 455 PRO LEU ILE GLY VAL TYR PHE VAL VAL CYS MET ALA LEU SEQRES 23 E 455 LEU VAL ILE SER LEU ALA GLU THR ILE PHE ILE VAL ARG SEQRES 24 E 455 LEU VAL HIS LYS GLN ASP LEU GLN ARG PRO VAL PRO ASP SEQRES 25 E 455 TRP LEU ARG HIS LEU VAL LEU ASP ARG ILE ALA TRP ILE SEQRES 26 E 455 LEU CYS LEU GLY GLU GLN PRO MET ALA HIS ARG PRO PRO SEQRES 27 E 455 ALA THR PHE GLN ALA ASN LYS THR ASP ASP CYS SER GLY SEQRES 28 E 455 SER ASP LEU LEU PRO ALA MET GLY ASN HIS CYS SER HIS SEQRES 29 E 455 VAL GLY GLY PRO GLN ASP LEU GLU LYS THR PRO ARG GLY SEQRES 30 E 455 ARG GLY SER PRO LEU PRO PRO PRO ARG GLU ALA SER LEU SEQRES 31 E 455 ALA VAL ARG GLY LEU LEU GLN GLU LEU SER SER ILE ARG SEQRES 32 E 455 HIS PHE LEU GLU LYS ARG ASP GLU MET ARG GLU VAL ALA SEQRES 33 E 455 ARG ASP TRP LEU ARG VAL GLY TYR VAL LEU ASP ARG LEU SEQRES 34 E 455 LEU PHE ARG ILE TYR LEU LEU ALA VAL LEU ALA TYR SER SEQRES 35 E 455 ILE THR LEU VAL THR LEU TRP SER ILE TRP HIS TYR SER HET NAG F 1 14 HET NAG F 2 14 HET NAG G 1 14 HET NAG G 2 14 HET BMA G 3 11 HET NAG H 1 14 HET NAG H 2 14 HET NAG I 1 14 HET NAG I 2 14 HET BMA I 3 11 HET NAG J 1 14 HET NAG J 2 14 HET NAG K 1 14 HET NAG K 2 14 HET NAG L 1 14 HET NAG L 2 14 HET BMA L 3 11 HET NAG M 1 14 HET NAG M 2 14 HET NAG N 1 14 HET NAG N 2 14 HET NAG O 1 14 HET NAG O 2 14 HET BMA O 3 11 HET NAG P 1 14 HET NAG P 2 14 HET NAG Q 1 14 HET NAG Q 2 14 HET NAG R 1 14 HET NAG R 2 14 HET BMA R 3 11 HET NAG S 1 14 HET NAG S 2 14 HET NAG T 1 14 HET NAG T 2 14 HET SRO A 508 13 HET SRO B 508 13 HET SRO C 508 13 HET SRO C 509 13 HET SRO E 508 13 HETNAM NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE HETNAM BMA BETA-D-MANNOPYRANOSE HETNAM SRO SEROTONIN HETSYN SRO 3-(2-AMINOETHYL)-1H-INDOL-5-OL FORMUL 6 NAG 30(C8 H15 N O6) FORMUL 7 BMA 5(C6 H12 O6) FORMUL 21 SRO 5(C10 H12 N2 O) FORMUL 26 HOH *5(H2 O) HELIX 1 AA1 LEU A 12 LEU A 20 1 9 HELIX 2 AA2 SER A 170 SER A 176 1 7 HELIX 3 AA3 LEU A 221 PHE A 242 1 22 HELIX 4 AA4 GLY A 249 ASP A 271 1 23 HELIX 5 AA5 PRO A 281 VAL A 308 1 28 HELIX 6 AA6 VAL A 317 ILE A 332 1 16 HELIX 7 AA7 ALA A 398 SER A 462 1 65 HELIX 8 AA8 LEU B 12 LEU B 20 1 9 HELIX 9 AA9 SER B 170 SER B 176 1 7 HELIX 10 AB1 LEU B 221 PHE B 242 1 22 HELIX 11 AB2 GLY B 249 ASP B 271 1 23 HELIX 12 AB3 PRO B 281 VAL B 308 1 28 HELIX 13 AB4 VAL B 317 ILE B 332 1 16 HELIX 14 AB5 ALA B 398 SER B 462 1 65 HELIX 15 AB6 LEU C 12 LEU C 20 1 9 HELIX 16 AB7 SER C 170 SER C 176 1 7 HELIX 17 AB8 LEU C 221 PHE C 242 1 22 HELIX 18 AB9 GLY C 249 ASP C 271 1 23 HELIX 19 AC1 PRO C 281 VAL C 308 1 28 HELIX 20 AC2 VAL C 317 ILE C 332 1 16 HELIX 21 AC3 ALA C 398 SER C 462 1 65 HELIX 22 AC4 LEU D 12 LEU D 20 1 9 HELIX 23 AC5 SER D 170 SER D 176 1 7 HELIX 24 AC6 LEU D 221 PHE D 242 1 22 HELIX 25 AC7 GLY D 249 ASP D 271 1 23 HELIX 26 AC8 PRO D 281 VAL D 308 1 28 HELIX 27 AC9 VAL D 317 ILE D 332 1 16 HELIX 28 AD1 ALA D 398 SER D 462 1 65 HELIX 29 AD2 LEU E 12 LEU E 20 1 9 HELIX 30 AD3 SER E 170 SER E 176 1 7 HELIX 31 AD4 LEU E 221 PHE E 242 1 22 HELIX 32 AD5 GLY E 249 ASP E 271 1 23 HELIX 33 AD6 PRO E 281 VAL E 308 1 28 HELIX 34 AD7 VAL E 317 ILE E 332 1 16 HELIX 35 AD8 ALA E 398 SER E 462 1 65 SHEET 1 AA1 4 GLU A 122 ALA A 134 0 SHEET 2 AA1 4 VAL A 57 THR A 69 -1 N TRP A 68 O VAL A 123 SHEET 3 AA1 4 THR A 37 ASP A 52 -1 N ASP A 52 O VAL A 57 SHEET 4 AA1 4 ILE A 163 THR A 166 1 O ASN A 164 N VAL A 39 SHEET 1 AA2 2 SER A 87 ILE A 88 0 SHEET 2 AA2 2 VAL A 115 TYR A 116 -1 O VAL A 115 N ILE A 88 SHEET 1 AA3 3 ASN A 148 THR A 154 0 SHEET 2 AA3 3 SER A 206 ARG A 218 -1 O MET A 210 N PHE A 153 SHEET 3 AA3 3 TRP A 187 LEU A 189 -1 N GLU A 188 O ARG A 217 SHEET 1 AA4 3 ASN A 148 THR A 154 0 SHEET 2 AA4 3 SER A 206 ARG A 218 -1 O MET A 210 N PHE A 153 SHEET 3 AA4 3 PHE A 193 SER A 200 -1 N PHE A 199 O TYR A 207 SHEET 1 AA5 4 GLU B 122 ALA B 134 0 SHEET 2 AA5 4 VAL B 57 THR B 69 -1 N TRP B 68 O VAL B 123 SHEET 3 AA5 4 THR B 37 ASP B 52 -1 N ASP B 52 O VAL B 57 SHEET 4 AA5 4 ILE B 163 THR B 166 1 O ASN B 164 N VAL B 39 SHEET 1 AA6 2 SER B 87 ILE B 88 0 SHEET 2 AA6 2 VAL B 115 TYR B 116 -1 O VAL B 115 N ILE B 88 SHEET 1 AA7 3 ASN B 148 THR B 154 0 SHEET 2 AA7 3 SER B 206 ARG B 218 -1 O MET B 210 N PHE B 153 SHEET 3 AA7 3 TRP B 187 LEU B 189 -1 N GLU B 188 O ARG B 217 SHEET 1 AA8 3 ASN B 148 THR B 154 0 SHEET 2 AA8 3 SER B 206 ARG B 218 -1 O MET B 210 N PHE B 153 SHEET 3 AA8 3 PHE B 193 SER B 200 -1 N PHE B 199 O TYR B 207 SHEET 1 AA9 4 GLU C 122 ALA C 134 0 SHEET 2 AA9 4 VAL C 57 THR C 69 -1 N TRP C 68 O VAL C 123 SHEET 3 AA9 4 THR C 37 ASP C 52 -1 N ASP C 52 O VAL C 57 SHEET 4 AA9 4 ILE C 163 THR C 166 1 O ASN C 164 N VAL C 39 SHEET 1 AB1 2 SER C 87 ILE C 88 0 SHEET 2 AB1 2 VAL C 115 TYR C 116 -1 O VAL C 115 N ILE C 88 SHEET 1 AB2 3 ASN C 148 THR C 154 0 SHEET 2 AB2 3 SER C 206 ARG C 218 -1 O MET C 210 N PHE C 153 SHEET 3 AB2 3 TRP C 187 LEU C 189 -1 N GLU C 188 O ARG C 217 SHEET 1 AB3 3 ASN C 148 THR C 154 0 SHEET 2 AB3 3 SER C 206 ARG C 218 -1 O MET C 210 N PHE C 153 SHEET 3 AB3 3 PHE C 193 SER C 200 -1 N PHE C 199 O TYR C 207 SHEET 1 AB4 4 GLU D 122 ALA D 134 0 SHEET 2 AB4 4 VAL D 57 THR D 69 -1 N TRP D 68 O VAL D 123 SHEET 3 AB4 4 THR D 37 ASP D 52 -1 N ASP D 52 O VAL D 57 SHEET 4 AB4 4 ILE D 163 THR D 166 1 O ASN D 164 N VAL D 39 SHEET 1 AB5 2 SER D 87 ILE D 88 0 SHEET 2 AB5 2 VAL D 115 TYR D 116 -1 O VAL D 115 N ILE D 88 SHEET 1 AB6 3 ASN D 148 THR D 154 0 SHEET 2 AB6 3 SER D 206 ARG D 218 -1 O MET D 210 N PHE D 153 SHEET 3 AB6 3 TRP D 187 LEU D 189 -1 N GLU D 188 O ARG D 217 SHEET 1 AB7 3 ASN D 148 THR D 154 0 SHEET 2 AB7 3 SER D 206 ARG D 218 -1 O MET D 210 N PHE D 153 SHEET 3 AB7 3 PHE D 193 SER D 200 -1 N PHE D 199 O TYR D 207 SHEET 1 AB8 4 GLU E 122 ALA E 134 0 SHEET 2 AB8 4 VAL E 57 THR E 69 -1 N TRP E 68 O VAL E 123 SHEET 3 AB8 4 THR E 37 ASP E 52 -1 N ASP E 52 O VAL E 57 SHEET 4 AB8 4 ILE E 163 THR E 166 1 O ASN E 164 N VAL E 39 SHEET 1 AB9 2 SER E 87 ILE E 88 0 SHEET 2 AB9 2 VAL E 115 TYR E 116 -1 O VAL E 115 N ILE E 88 SHEET 1 AC1 3 ASN E 148 THR E 154 0 SHEET 2 AC1 3 SER E 206 ARG E 218 -1 O MET E 210 N PHE E 153 SHEET 3 AC1 3 TRP E 187 LEU E 189 -1 N GLU E 188 O ARG E 217 SHEET 1 AC2 3 ASN E 148 THR E 154 0 SHEET 2 AC2 3 SER E 206 ARG E 218 -1 O MET E 210 N PHE E 153 SHEET 3 AC2 3 PHE E 193 SER E 200 -1 N PHE E 199 O TYR E 207 SSBOND 1 CYS A 135 CYS A 149 1555 1555 2.03 SSBOND 2 CYS B 135 CYS B 149 1555 1555 2.03 SSBOND 3 CYS C 135 CYS C 149 1555 1555 2.03 SSBOND 4 CYS D 135 CYS D 149 1555 1555 2.03 SSBOND 5 CYS E 135 CYS E 149 1555 1555 2.03 LINK ND2 ASN A 82 C1 NAG F 1 1555 1555 1.47 LINK ND2 ASN A 148 C1 NAG H 1 1555 1555 1.44 LINK ND2 ASN B 82 C1 NAG J 1 1555 1555 1.49 LINK ND2 ASN B 164 C1 NAG I 1 1555 1555 1.49 LINK ND2 ASN C 148 C1 NAG N 1 1555 1555 1.44 LINK ND2 ASN D 82 C1 NAG P 1 1555 1555 1.46 LINK ND2 ASN D 164 C1 NAG O 1 1555 1555 1.49 LINK ND2 ASN E 82 C1 NAG S 1 1555 1555 1.46 LINK ND2 ASN E 148 C1 NAG T 1 1555 1555 1.44 LINK O4 NAG F 1 C1 NAG F 2 1555 1555 1.45 LINK O4 NAG G 1 C1 NAG G 2 1555 1555 1.44 LINK O4 NAG G 2 C1 BMA G 3 1555 1555 1.45 LINK O4 NAG H 1 C1 NAG H 2 1555 1555 1.44 LINK O4 NAG I 1 C1 NAG I 2 1555 1555 1.45 LINK O4 NAG I 2 C1 BMA I 3 1555 1555 1.45 LINK O4 NAG J 1 C1 NAG J 2 1555 1555 1.46 LINK O4 NAG K 1 C1 NAG K 2 1555 1555 1.44 LINK O4 NAG L 1 C1 NAG L 2 1555 1555 1.44 LINK O4 NAG L 2 C1 BMA L 3 1555 1555 1.45 LINK O4 NAG M 1 C1 NAG M 2 1555 1555 1.44 LINK O4 NAG N 1 C1 NAG N 2 1555 1555 1.44 LINK O4 NAG O 1 C1 NAG O 2 1555 1555 1.46 LINK O4 NAG O 2 C1 BMA O 3 1555 1555 1.45 LINK O4 NAG P 1 C1 NAG P 2 1555 1555 1.45 LINK O4 NAG Q 1 C1 NAG Q 2 1555 1555 1.43 LINK O4 NAG R 1 C1 NAG R 2 1555 1555 1.47 LINK O4 NAG R 2 C1 BMA R 3 1555 1555 1.44 LINK O4 NAG S 1 C1 NAG S 2 1555 1555 1.45 LINK O4 NAG T 1 C1 NAG T 2 1555 1555 1.44 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