PDB Short entry for 5SVR
HEADER    MEMBRANE PROTEIN                        07-AUG-16   5SVR              
TITLE     CRYSTAL STRUCTURE OF THE ATP-GATED HUMAN P2X3 ION CHANNEL BOUND TO    
TITLE    2 COMPETITIVE ANTAGONIST A-317491                                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: P2X PURINOCEPTOR 3;                                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: P2X3,ATP RECEPTOR,PURINERGIC RECEPTOR;                      
COMPND   5 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: P2RX3;                                                         
SOURCE   6 EXPRESSION_SYSTEM: HOMO SAPIENS;                                     
SOURCE   7 EXPRESSION_SYSTEM_COMMON: HUMAN;                                     
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 9606;                                       
SOURCE   9 EXPRESSION_SYSTEM_CELL_LINE: HEK293;                                 
SOURCE  10 EXPRESSION_SYSTEM_VECTOR_TYPE: BACMAM                                
KEYWDS    MEMBRANE PROTEIN ION CHANNEL ANTAGONIST STATE, MEMBRANE PROTEIN       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.E.MANSOOR,W.LU,W.OOSTERHEERT,M.SHEKHAR,E.TAJKHORSHID,E.GOUAUX       
REVDAT   5   29-JUL-20 5SVR    1       COMPND REMARK HETNAM LINK                
REVDAT   5 2                   1       SITE                                     
REVDAT   4   25-DEC-19 5SVR    1       REMARK                                   
REVDAT   3   20-SEP-17 5SVR    1       JRNL   REMARK                            
REVDAT   2   19-OCT-16 5SVR    1       JRNL                                     
REVDAT   1   05-OCT-16 5SVR    0                                                
JRNL        AUTH   S.E.MANSOOR,W.LU,W.OOSTERHEERT,M.SHEKHAR,E.TAJKHORSHID,      
JRNL        AUTH 2 E.GOUAUX                                                     
JRNL        TITL   X-RAY STRUCTURES DEFINE HUMAN P2X3 RECEPTOR GATING CYCLE AND 
JRNL        TITL 2 ANTAGONIST ACTION.                                           
JRNL        REF    NATURE                        V. 538    66 2016              
JRNL        REFN                   ESSN 1476-4687                               
JRNL        PMID   27626375                                                     
JRNL        DOI    10.1038/NATURE19367                                          
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.13 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX (1.10_2142: ???)                              
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 3.13                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 39.67                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.390                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 12303                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.254                           
REMARK   3   R VALUE            (WORKING SET) : 0.252                           
REMARK   3   FREE R VALUE                     : 0.283                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.800                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 590                             
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 39.6775 -  4.9661    0.98     3038   144  0.2286 0.2451        
REMARK   3     2  4.9661 -  3.9429    0.98     2887   147  0.2373 0.2872        
REMARK   3     3  3.9429 -  3.4448    0.98     2883   146  0.3020 0.3417        
REMARK   3     4  3.4448 -  3.1300    1.00     2905   153  0.3526 0.3789        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.490            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 33.860           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.004           2572                                  
REMARK   3   ANGLE     :  0.955           3517                                  
REMARK   3   CHIRALITY :  0.049            408                                  
REMARK   3   PLANARITY :  0.004            448                                  
REMARK   3   DIHEDRAL  : 16.707           1496                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 5SVR COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-AUG-16.                  
REMARK 100 THE DEPOSITION ID IS D_1000223220.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 04-DEC-15                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 5.0.2                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 12308                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.130                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 40.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.3                               
REMARK 200  DATA REDUNDANCY                : 10.67                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 20.3700                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 71.05                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.25                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20% PEG 400, 100 MM GLYCINE, PH 8.5,     
REMARK 280  150 MM MGCL2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277.15K    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: H 3 2                            
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z                                               
REMARK 290       6555   -X,-X+Y,-Z                                              
REMARK 290       7555   X+2/3,Y+1/3,Z+1/3                                       
REMARK 290       8555   -Y+2/3,X-Y+1/3,Z+1/3                                    
REMARK 290       9555   -X+Y+2/3,-X+1/3,Z+1/3                                   
REMARK 290      10555   Y+2/3,X+1/3,-Z+1/3                                      
REMARK 290      11555   X-Y+2/3,-Y+1/3,-Z+1/3                                   
REMARK 290      12555   -X+2/3,-X+Y+1/3,-Z+1/3                                  
REMARK 290      13555   X+1/3,Y+2/3,Z+2/3                                       
REMARK 290      14555   -Y+1/3,X-Y+2/3,Z+2/3                                    
REMARK 290      15555   -X+Y+1/3,-X+2/3,Z+2/3                                   
REMARK 290      16555   Y+1/3,X+2/3,-Z+2/3                                      
REMARK 290      17555   X-Y+1/3,-Y+2/3,-Z+2/3                                   
REMARK 290      18555   -X+1/3,-X+Y+2/3,-Z+2/3                                  
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   7  1.000000  0.000000  0.000000       61.58500            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       35.55612            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       79.15333            
REMARK 290   SMTRY1   8 -0.500000 -0.866025  0.000000       61.58500            
REMARK 290   SMTRY2   8  0.866025 -0.500000  0.000000       35.55612            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       79.15333            
REMARK 290   SMTRY1   9 -0.500000  0.866025  0.000000       61.58500            
REMARK 290   SMTRY2   9 -0.866025 -0.500000  0.000000       35.55612            
REMARK 290   SMTRY3   9  0.000000  0.000000  1.000000       79.15333            
REMARK 290   SMTRY1  10 -0.500000  0.866025  0.000000       61.58500            
REMARK 290   SMTRY2  10  0.866025  0.500000  0.000000       35.55612            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       79.15333            
REMARK 290   SMTRY1  11  1.000000  0.000000  0.000000       61.58500            
REMARK 290   SMTRY2  11  0.000000 -1.000000  0.000000       35.55612            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       79.15333            
REMARK 290   SMTRY1  12 -0.500000 -0.866025  0.000000       61.58500            
REMARK 290   SMTRY2  12 -0.866025  0.500000  0.000000       35.55612            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       79.15333            
REMARK 290   SMTRY1  13  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       71.11223            
REMARK 290   SMTRY3  13  0.000000  0.000000  1.000000      158.30667            
REMARK 290   SMTRY1  14 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  14  0.866025 -0.500000  0.000000       71.11223            
REMARK 290   SMTRY3  14  0.000000  0.000000  1.000000      158.30667            
REMARK 290   SMTRY1  15 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  15 -0.866025 -0.500000  0.000000       71.11223            
REMARK 290   SMTRY3  15  0.000000  0.000000  1.000000      158.30667            
REMARK 290   SMTRY1  16 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  16  0.866025  0.500000  0.000000       71.11223            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000      158.30667            
REMARK 290   SMTRY1  17  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  17  0.000000 -1.000000  0.000000       71.11223            
REMARK 290   SMTRY3  17  0.000000  0.000000 -1.000000      158.30667            
REMARK 290   SMTRY1  18 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  18 -0.866025  0.500000  0.000000       71.11223            
REMARK 290   SMTRY3  18  0.000000  0.000000 -1.000000      158.30667            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
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: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 14410 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 45660 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -66.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
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 350   BIOMT1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 350   BIOMT2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 350   BIOMT3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375 NA    NA A 404  LIES ON A SPECIAL POSITION.                          
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     GLY A     2                                                      
REMARK 465     SER A     3                                                      
REMARK 465     ARG A     4                                                      
REMARK 465     ALA A     5                                                      
REMARK 465     ASP A     6                                                      
REMARK 465     PHE A     7                                                      
REMARK 465     PHE A     8                                                      
REMARK 465     THR A     9                                                      
REMARK 465     TYR A    10                                                      
REMARK 465     GLU A    11                                                      
REMARK 465     THR A    12                                                      
REMARK 465     PRO A    13                                                      
REMARK 465     LYS A    14                                                      
REMARK 465     VAL A    15                                                      
REMARK 465     ILE A    16                                                      
REMARK 465     VAL A    17                                                      
REMARK 465     VAL A    18                                                      
REMARK 465     LYS A    19                                                      
REMARK 465     SER A    20                                                      
REMARK 465     LYS A   348                                                      
REMARK 465     GLY A   349                                                      
REMARK 465     ALA A   350                                                      
REMARK 465     ASP A   351                                                      
REMARK 465     GLN A   352                                                      
REMARK 465     TYR A   353                                                      
REMARK 465     LYS A   354                                                      
REMARK 465     ALA A   355                                                      
REMARK 465     LYS A   356                                                      
REMARK 465     LYS A   357                                                      
REMARK 465     PHE A   358                                                      
REMARK 465     GLU A   359                                                      
REMARK 465     GLU A   360                                                      
REMARK 465     VAL A   361                                                      
REMARK 465     ASN A   362                                                      
REMARK 465     GLU A   363                                                      
REMARK 465     THR A   364                                                      
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     TRP A  21    CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 470     TRP A  21    CZ3  CH2                                            
REMARK 470     ILE A  23    CG1  CG2  CD1                                       
REMARK 470     LYS A  47    CG   CD   CE   NZ                                   
REMARK 470     LYS A  65    CE   NZ                                             
REMARK 470     ASN A  72    CG   OD1  ND2                                       
REMARK 470     ARG A  73    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     MET A 103    CG   SD   CE                                        
REMARK 470     GLU A 109    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 111    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 112    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 113    CG   CD   CE   NZ                                   
REMARK 470     TYR A 114    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     ARG A 115    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU A 125    CG   CD   OE1  OE2                                  
REMARK 470     ASN A 139    CG   OD1  ND2                                       
REMARK 470     VAL A 143    CG1  CG2                                            
REMARK 470     ARG A 145    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU A 161    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 188    CG   CD   CE   NZ                                   
REMARK 470     ASP A 199    CG   OD1  OD2                                       
REMARK 470     LYS A 201    CG   CD   CE   NZ                                   
REMARK 470     THR A 202    OG1  CG2                                            
REMARK 470     LYS A 209    CG   CD   CE   NZ                                   
REMARK 470     LYS A 223    CG   CD   CE   NZ                                   
REMARK 470     LYS A 231    CG   CD   CE   NZ                                   
REMARK 470     LYS A 259    CG   CD   CE   NZ                                   
REMARK 470     SER A 269    OG                                                  
REMARK 470     GLU A 270    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 271    CG   CD   CE   NZ                                   
REMARK 470     SER A 272    OG                                                  
REMARK 470     SER A 275    OG                                                  
REMARK 470     GLU A 289    CG   CD   OE1  OE2                                  
REMARK 470     LEU A 343    CG   CD1  CD2                                       
REMARK 470     LEU A 344    CG   CD1  CD2                                       
REMARK 470     PHE A 346    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     LEU A 347    CG   CD1  CD2                                       
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   ND2  ASN A   290     C2   NAG A   402              2.13            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   OD1  ASP A    79     OH   TYR A   285     3555     2.02            
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    CYS A 203   CA  -  CB  -  SG  ANGL. DEV. =   7.6 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    ALA A  55       61.76   -112.48                                   
REMARK 500    ALA A  71     -127.35     61.79                                   
REMARK 500    ASP A 199       71.80     49.54                                   
REMARK 500    SER A 272      -98.86     49.65                                   
REMARK 500    PHE A 346        2.58     89.47                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 ARG A  198     ASP A  199                 -145.80                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 5SVJ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 5SVK   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 5SVL   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 5SVM   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 5SVP   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 5SVQ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 5SVS   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 5SVT   RELATED DB: PDB                                   
DBREF  5SVR A    6   364  UNP    P56373   P2RX3_HUMAN      6    364             
SEQADV 5SVR GLY A    2  UNP  P56373              EXPRESSION TAG                 
SEQADV 5SVR SER A    3  UNP  P56373              EXPRESSION TAG                 
SEQADV 5SVR ARG A    4  UNP  P56373              EXPRESSION TAG                 
SEQADV 5SVR ALA A    5  UNP  P56373              EXPRESSION TAG                 
SEQADV 5SVR PRO A   13  UNP  P56373    THR    13 ENGINEERED MUTATION            
SEQADV 5SVR VAL A   15  UNP  P56373    SER    15 ENGINEERED MUTATION            
SEQADV 5SVR ILE A   16  UNP  P56373    VAL    16 ENGINEERED MUTATION            
SEQRES   1 A  363  GLY SER ARG ALA ASP PHE PHE THR TYR GLU THR PRO LYS          
SEQRES   2 A  363  VAL ILE VAL VAL LYS SER TRP THR ILE GLY ILE ILE ASN          
SEQRES   3 A  363  ARG VAL VAL GLN LEU LEU ILE ILE SER TYR PHE VAL GLY          
SEQRES   4 A  363  TRP VAL PHE LEU HIS GLU LYS ALA TYR GLN VAL ARG ASP          
SEQRES   5 A  363  THR ALA ILE GLU SER SER VAL VAL THR LYS VAL LYS GLY          
SEQRES   6 A  363  SER GLY LEU TYR ALA ASN ARG VAL MET ASP VAL SER ASP          
SEQRES   7 A  363  TYR VAL THR PRO PRO GLN GLY THR SER VAL PHE VAL ILE          
SEQRES   8 A  363  ILE THR LYS MET ILE VAL THR GLU ASN GLN MET GLN GLY          
SEQRES   9 A  363  PHE CYS PRO GLU SER GLU GLU LYS TYR ARG CYS VAL SER          
SEQRES  10 A  363  ASP SER GLN CYS GLY PRO GLU ARG LEU PRO GLY GLY GLY          
SEQRES  11 A  363  ILE LEU THR GLY ARG CYS VAL ASN TYR SER SER VAL LEU          
SEQRES  12 A  363  ARG THR CYS GLU ILE GLN GLY TRP CYS PRO THR GLU VAL          
SEQRES  13 A  363  ASP THR VAL GLU THR PRO ILE MET MET GLU ALA GLU ASN          
SEQRES  14 A  363  PHE THR ILE PHE ILE LYS ASN SER ILE ARG PHE PRO LEU          
SEQRES  15 A  363  PHE ASN PHE GLU LYS GLY ASN LEU LEU PRO ASN LEU THR          
SEQRES  16 A  363  ALA ARG ASP MET LYS THR CYS ARG PHE HIS PRO ASP LYS          
SEQRES  17 A  363  ASP PRO PHE CYS PRO ILE LEU ARG VAL GLY ASP VAL VAL          
SEQRES  18 A  363  LYS PHE ALA GLY GLN ASP PHE ALA LYS LEU ALA ARG THR          
SEQRES  19 A  363  GLY GLY VAL LEU GLY ILE LYS ILE GLY TRP VAL CYS ASP          
SEQRES  20 A  363  LEU ASP LYS ALA TRP ASP GLN CYS ILE PRO LYS TYR SER          
SEQRES  21 A  363  PHE THR ARG LEU ASP SER VAL SER GLU LYS SER SER VAL          
SEQRES  22 A  363  SER PRO GLY TYR ASN PHE ARG PHE ALA LYS TYR TYR LYS          
SEQRES  23 A  363  MET GLU ASN GLY SER GLU TYR ARG THR LEU LEU LYS ALA          
SEQRES  24 A  363  PHE GLY ILE ARG PHE ASP VAL LEU VAL TYR GLY ASN ALA          
SEQRES  25 A  363  GLY LYS PHE ASN ILE ILE PRO THR ILE ILE SER SER VAL          
SEQRES  26 A  363  ALA ALA PHE THR SER VAL GLY VAL GLY THR VAL LEU CYS          
SEQRES  27 A  363  ASP ILE ILE LEU LEU ASN PHE LEU LYS GLY ALA ASP GLN          
SEQRES  28 A  363  TYR LYS ALA LYS LYS PHE GLU GLU VAL ASN GLU THR              
HET    NAG  A 401      28                                                       
HET    NAG  A 402      28                                                       
HET     MG  A 403       1                                                       
HET     NA  A 404       1                                                       
HET    71C  A 405      42                                                       
HETNAM     NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE                         
HETNAM      MG MAGNESIUM ION                                                    
HETNAM      NA SODIUM ION                                                       
HETNAM     71C 5-{[(3-PHENOXYPHENYL)METHYL][(1S)-1,2,3,4-                       
HETNAM   2 71C  TETRAHYDRONAPHTHALEN-1-YL]CARBAMOYL}BENZENE-1,2,4-              
HETNAM   3 71C  TRICARBOXYLIC ACID                                              
HETSYN     71C ANTAGONIST A-317491                                              
FORMUL   2  NAG    2(C8 H15 N O6)                                               
FORMUL   4   MG    MG 2+                                                        
FORMUL   5   NA    NA 1+                                                        
FORMUL   6  71C    C33 H27 N O8                                                 
FORMUL   7  HOH   *2(H2 O)                                                      
HELIX    1 AA1 TRP A   21  GLU A   46  1                                  26    
HELIX    2 AA2 ASP A   76  TYR A   80  1                                   5    
HELIX    3 AA3 GLU A  111  ARG A  115  5                                   5    
HELIX    4 AA4 SER A  118  CYS A  122  5                                   5    
HELIX    5 AA5 MET A  165  ASN A  170  5                                   6    
HELIX    6 AA6 VAL A  218  ALA A  225  1                                   8    
HELIX    7 AA7 ASP A  228  GLY A  236  1                                   9    
HELIX    8 AA8 ALA A  252  CYS A  256  5                                   5    
HELIX    9 AA9 ASN A  317  PHE A  346  1                                  30    
SHEET    1 AA1 4 LEU A 133  VAL A 138  0                                        
SHEET    2 AA1 4 THR A 146  CYS A 153 -1  O  GLU A 148   N  ARG A 136           
SHEET    3 AA1 4 VAL A  89  PRO A 108 -1  N  MET A 103   O  CYS A 153           
SHEET    4 AA1 4 VAL A  81  THR A  82 -1  N  THR A  82   O  VAL A  91           
SHEET    1 AA2 4 THR A 146  CYS A 153  0                                        
SHEET    2 AA2 4 VAL A  89  PRO A 108 -1  N  MET A 103   O  CYS A 153           
SHEET    3 AA2 4 GLU A 293  PHE A 316 -1  O  PHE A 301   N  LYS A  95           
SHEET    4 AA2 4 GLN A  50  ASP A  53 -1  N  VAL A  51   O  LYS A 315           
SHEET    1 AA3 4 VAL A  81  THR A  82  0                                        
SHEET    2 AA3 4 VAL A  89  PRO A 108 -1  O  VAL A  91   N  THR A  82           
SHEET    3 AA3 4 GLU A 293  PHE A 316 -1  O  PHE A 301   N  LYS A  95           
SHEET    4 AA3 4 ASN A 279  LYS A 287 -1  N  PHE A 280   O  ALA A 300           
SHEET    1 AA4 4 ASN A 279  LYS A 287  0                                        
SHEET    2 AA4 4 GLU A 293  PHE A 316 -1  O  ALA A 300   N  PHE A 280           
SHEET    3 AA4 4 GLY A 237  ASP A 248  1  N  LEU A 239   O  ARG A 304           
SHEET    4 AA4 4 LYS A 259  ARG A 264 -1  O  SER A 261   N  LYS A 242           
SHEET    1 AA5 3 SER A  59  LYS A  65  0                                        
SHEET    2 AA5 3 THR A 172  PHE A 181 -1  O  LYS A 176   N  VAL A  61           
SHEET    3 AA5 3 PHE A 186  GLY A 189 -1  O  PHE A 186   N  PHE A 181           
SHEET    1 AA6 3 SER A  59  LYS A  65  0                                        
SHEET    2 AA6 3 THR A 172  PHE A 181 -1  O  LYS A 176   N  VAL A  61           
SHEET    3 AA6 3 ILE A 215  ARG A 217 -1  O  LEU A 216   N  ILE A 173           
SHEET    1 AA7 2 GLY A  68  TYR A  70  0                                        
SHEET    2 AA7 2 ARG A  73  MET A  75 -1  O  MET A  75   N  GLY A  68           
SSBOND   1 CYS A  107    CYS A  153                          1555   1555  2.03  
SSBOND   2 CYS A  116    CYS A  137                          1555   1555  2.03  
SSBOND   3 CYS A  122    CYS A  147                          1555   1555  2.03  
SSBOND   4 CYS A  203    CYS A  213                          1555   1555  2.05  
SSBOND   5 CYS A  247    CYS A  256                          1555   1555  2.02  
LINK         ND2 ASN A 170                 C1  NAG A 401     1555   1555  1.44  
LINK         ND2 ASN A 290                 C1  NAG A 402     1555   1555  1.46  
CISPEP   1 THR A   82    PRO A   83          0        -1.06                     
CISPEP   2 CYS A  153    PRO A  154          0         0.54                     
CRYST1  123.170  123.170  237.460  90.00  90.00 120.00 H 3 2        18          
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      0.008119  0.004687  0.000000        0.00000                         
SCALE2      0.000000  0.009375  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.004211        0.00000