HEADER    SIGNALING PROTEIN                       24-APR-24   9BIP              
TITLE     HUMAN PROTON SENSING RECEPTOR GPR4 IN COMPLEX WITH MINIGS             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: MINIGS;                                                    
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: GUANINE NUCLEOTIDE-BINDING PROTEIN G(I)/G(S)/G(T) SUBUNIT  
COMPND   7 BETA-1;                                                              
COMPND   8 CHAIN: B;                                                            
COMPND   9 SYNONYM: TRANSDUCIN BETA CHAIN 1;                                    
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: G;                                                            
COMPND  15 SYNONYM: G GAMMA-I;                                                  
COMPND  16 ENGINEERED: YES;                                                     
COMPND  17 MOL_ID: 4;                                                           
COMPND  18 MOLECULE: NB35;                                                      
COMPND  19 CHAIN: N;                                                            
COMPND  20 ENGINEERED: YES;                                                     
COMPND  21 MOL_ID: 5;                                                           
COMPND  22 MOLECULE: G-PROTEIN COUPLED RECEPTOR 4;                              
COMPND  23 CHAIN: R;                                                            
COMPND  24 SYNONYM: G-PROTEIN COUPLED RECEPTOR 6C.L,GPR6C.L;                    
COMPND  25 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_TAXID: 9606;                                                
SOURCE   4 EXPRESSION_SYSTEM: HOMO SAPIENS;                                     
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 9606;                                       
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: TRICHOPLUSIA NI;                                  
SOURCE  12 EXPRESSION_SYSTEM_TAXID: 7111;                                       
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: TRICHOPLUSIA NI;                                  
SOURCE  19 EXPRESSION_SYSTEM_TAXID: 7111;                                       
SOURCE  20 MOL_ID: 4;                                                           
SOURCE  21 ORGANISM_SCIENTIFIC: LAMA GLAMA;                                     
SOURCE  22 ORGANISM_TAXID: 9844;                                                
SOURCE  23 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE  24 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE  25 MOL_ID: 5;                                                           
SOURCE  26 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE  27 ORGANISM_COMMON: HUMAN;                                              
SOURCE  28 ORGANISM_TAXID: 9606;                                                
SOURCE  29 GENE: GPR4;                                                          
SOURCE  30 EXPRESSION_SYSTEM: HOMO SAPIENS;                                     
SOURCE  31 EXPRESSION_SYSTEM_TAXID: 9606                                        
KEYWDS    RECEPTOR, PROTON-SENSOR, G PROTEIN, SIGNALING PROTEIN                 
EXPDTA    ELECTRON MICROSCOPY                                                   
AUTHOR    M.K.HOWARD,N.HOPPE,X.P.HUANG,C.B.MACDONALD,E.MEHROTRA,P.ROCKEFELLER   
AUTHOR   2 GRIMES,A.M.ZAHM,D.D.TRINIDAD,J.ENGLISH,W.COYOTE-MAESTAS,A.MANGLIK    
REVDAT   2   19-FEB-25 9BIP    1       JRNL                                     
REVDAT   1   15-JAN-25 9BIP    0                                                
JRNL        AUTH   M.K.HOWARD,N.HOPPE,X.P.HUANG,D.MITROVIC,C.B.BILLESBOLLE,     
JRNL        AUTH 2 C.B.MACDONALD,E.MEHROTRA,P.ROCKEFELLER GRIMES,D.D.TRINIDAD,  
JRNL        AUTH 3 L.DELEMOTTE,J.G.ENGLISH,W.COYOTE-MAESTAS,A.MANGLIK           
JRNL        TITL   MOLECULAR BASIS OF PROTON SENSING BY G PROTEIN-COUPLED       
JRNL        TITL 2 RECEPTORS.                                                   
JRNL        REF    CELL                          V. 188   671 2025              
JRNL        REFN                   ISSN 1097-4172                               
JRNL        PMID   39753132                                                     
JRNL        DOI    10.1016/J.CELL.2024.11.036                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   SOFTWARE PACKAGES      : NULL                                      
REMARK   3   RECONSTRUCTION SCHEMA  : NULL                                      
REMARK   3                                                                      
REMARK   3 EM MAP-MODEL FITTING AND REFINEMENT                                  
REMARK   3   PDB ENTRY                    : NULL                                
REMARK   3   REFINEMENT SPACE             : NULL                                
REMARK   3   REFINEMENT PROTOCOL          : NULL                                
REMARK   3   REFINEMENT TARGET            : NULL                                
REMARK   3   OVERALL ANISOTROPIC B VALUE  : NULL                                
REMARK   3                                                                      
REMARK   3 FITTING PROCEDURE : NULL                                             
REMARK   3                                                                      
REMARK   3 EM IMAGE RECONSTRUCTION STATISTICS                                   
REMARK   3   NOMINAL PIXEL SIZE (ANGSTROMS)    : NULL                           
REMARK   3   ACTUAL PIXEL SIZE  (ANGSTROMS)    : NULL                           
REMARK   3   EFFECTIVE RESOLUTION (ANGSTROMS)  : 2.800                          
REMARK   3   NUMBER OF PARTICLES               : 439296                         
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 9BIP COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-MAY-24.                  
REMARK 100 THE DEPOSITION ID IS D_1000283455.                                   
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                 : COMPLEX OF GPR4 BOUND TO GS       
REMARK 245                                    HETEROTRIMER                      
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                             : 6.00                              
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)              : 1000.00                        
REMARK 245   MAXIMUM DEFOCUS (NM)              : 2100.00                        
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)  : 6000.00                        
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, G, N, 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     GLY A    -7                                                      
REMARK 465     GLY A    -6                                                      
REMARK 465     SER A    -5                                                      
REMARK 465     LEU A    -4                                                      
REMARK 465     GLU A    -3                                                      
REMARK 465     VAL A    -2                                                      
REMARK 465     LEU A    -1                                                      
REMARK 465     PHE A     0                                                      
REMARK 465     GLN A     1                                                      
REMARK 465     GLY A     2                                                      
REMARK 465     PRO A     3                                                      
REMARK 465     SER A     4                                                      
REMARK 465     GLY A     5                                                      
REMARK 465     ASN A     6                                                      
REMARK 465     SER A     7                                                      
REMARK 465     LYS A     8                                                      
REMARK 465     GLY A   196                                                      
REMARK 465     GLY A   197                                                      
REMARK 465     SER A   198                                                      
REMARK 465     GLY A   199                                                      
REMARK 465     GLY A   200                                                      
REMARK 465     MET B   -29                                                      
REMARK 465     HIS B   -28                                                      
REMARK 465     HIS B   -27                                                      
REMARK 465     HIS B   -26                                                      
REMARK 465     HIS B   -25                                                      
REMARK 465     HIS B   -24                                                      
REMARK 465     HIS B   -23                                                      
REMARK 465     LEU B   -22                                                      
REMARK 465     GLU B   -21                                                      
REMARK 465     VAL B   -20                                                      
REMARK 465     LEU B   -19                                                      
REMARK 465     PHE B   -18                                                      
REMARK 465     GLN B   -17                                                      
REMARK 465     GLY B   -16                                                      
REMARK 465     PRO B   -15                                                      
REMARK 465     GLU B   -14                                                      
REMARK 465     ASP B   -13                                                      
REMARK 465     GLN B   -12                                                      
REMARK 465     VAL B   -11                                                      
REMARK 465     ASP B   -10                                                      
REMARK 465     PRO B    -9                                                      
REMARK 465     ARG B    -8                                                      
REMARK 465     LEU B    -7                                                      
REMARK 465     ILE B    -6                                                      
REMARK 465     ASP B    -5                                                      
REMARK 465     GLY B    -4                                                      
REMARK 465     LYS B    -3                                                      
REMARK 465     GLY B    -2                                                      
REMARK 465     SER B    -1                                                      
REMARK 465     SER B     0                                                      
REMARK 465     MET G     1                                                      
REMARK 465     ALA G     2                                                      
REMARK 465     SER G     3                                                      
REMARK 465     ASN G     4                                                      
REMARK 465     GLU G    63                                                      
REMARK 465     LYS G    64                                                      
REMARK 465     LYS G    65                                                      
REMARK 465     PHE G    66                                                      
REMARK 465     PHE G    67                                                      
REMARK 465     CYS G    68                                                      
REMARK 465     GLY N   129                                                      
REMARK 465     SER N   130                                                      
REMARK 465     GLU N   131                                                      
REMARK 465     ASP N   132                                                      
REMARK 465     GLN N   133                                                      
REMARK 465     VAL N   134                                                      
REMARK 465     ASP N   135                                                      
REMARK 465     PRO N   136                                                      
REMARK 465     ARG N   137                                                      
REMARK 465     LEU N   138                                                      
REMARK 465     ILE N   139                                                      
REMARK 465     ASP N   140                                                      
REMARK 465     GLY N   141                                                      
REMARK 465     LYS N   142                                                      
REMARK 465     ASP R   -10                                                      
REMARK 465     TYR R    -9                                                      
REMARK 465     LYS R    -8                                                      
REMARK 465     ASP R    -7                                                      
REMARK 465     ASP R    -6                                                      
REMARK 465     ASP R    -5                                                      
REMARK 465     ASP R    -4                                                      
REMARK 465     ALA R    -3                                                      
REMARK 465     SER R    -2                                                      
REMARK 465     ILE R    -1                                                      
REMARK 465     ASP R     0                                                      
REMARK 465     MET R     1                                                      
REMARK 465     GLY R     2                                                      
REMARK 465     ASN R     3                                                      
REMARK 465     HIS R     4                                                      
REMARK 465     THR R     5                                                      
REMARK 465     TRP R     6                                                      
REMARK 465     VAL R   297                                                      
REMARK 465     ALA R   298                                                      
REMARK 465     LYS R   299                                                      
REMARK 465     ALA R   300                                                      
REMARK 465     LEU R   301                                                      
REMARK 465     HIS R   302                                                      
REMARK 465     ASN R   303                                                      
REMARK 465     LEU R   304                                                      
REMARK 465     LEU R   305                                                      
REMARK 465     ARG R   306                                                      
REMARK 465     PHE R   307                                                      
REMARK 465     LEU R   308                                                      
REMARK 465     ALA R   309                                                      
REMARK 465     SER R   310                                                      
REMARK 465     ASP R   311                                                      
REMARK 465     LYS R   312                                                      
REMARK 465     PRO R   313                                                      
REMARK 465     GLN R   314                                                      
REMARK 465     GLU R   315                                                      
REMARK 465     MET R   316                                                      
REMARK 465     ALA R   317                                                      
REMARK 465     ASN R   318                                                      
REMARK 465     ALA R   319                                                      
REMARK 465     SER R   320                                                      
REMARK 465     LEU R   321                                                      
REMARK 465     THR R   322                                                      
REMARK 465     LEU R   323                                                      
REMARK 465     GLU R   324                                                      
REMARK 465     THR R   325                                                      
REMARK 465     PRO R   326                                                      
REMARK 465     LEU R   327                                                      
REMARK 465     THR R   328                                                      
REMARK 465     SER R   329                                                      
REMARK 465     LYS R   330                                                      
REMARK 465     ARG R   331                                                      
REMARK 465     ASN R   332                                                      
REMARK 465     SER R   333                                                      
REMARK 465     THR R   334                                                      
REMARK 465     ALA R   335                                                      
REMARK 465     LYS R   336                                                      
REMARK 465     ALA R   337                                                      
REMARK 465     MET R   338                                                      
REMARK 465     THR R   339                                                      
REMARK 465     GLY R   340                                                      
REMARK 465     SER R   341                                                      
REMARK 465     TRP R   342                                                      
REMARK 465     ALA R   343                                                      
REMARK 465     ALA R   344                                                      
REMARK 465     THR R   345                                                      
REMARK 465     PRO R   346                                                      
REMARK 465     PRO R   347                                                      
REMARK 465     SER R   348                                                      
REMARK 465     GLN R   349                                                      
REMARK 465     GLY R   350                                                      
REMARK 465     ASP R   351                                                      
REMARK 465     GLN R   352                                                      
REMARK 465     VAL R   353                                                      
REMARK 465     GLN R   354                                                      
REMARK 465     LEU R   355                                                      
REMARK 465     LYS R   356                                                      
REMARK 465     MET R   357                                                      
REMARK 465     LEU R   358                                                      
REMARK 465     PRO R   359                                                      
REMARK 465     PRO R   360                                                      
REMARK 465     ALA R   361                                                      
REMARK 465     GLN R   362                                                      
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     ARG B  42    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG B  96    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG B 129    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU B 130    CG   CD   OE1  OE2                                  
REMARK 470     GLU B 172    CG   CD   OE1  OE2                                  
REMARK 470     LYS G  46    CG   CD   CE   NZ                                   
REMARK 470     ARG G  62    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     SER N 112    OG                                                  
REMARK 470     THR N 113    OG1  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   O    VAL R    30     OG1  THR R    34              2.09            
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    THR A 284       -1.31     78.83                                   
REMARK 500    ARG B  42       36.33    -99.95                                   
REMARK 500    TRP B  99       53.91    -91.18                                   
REMARK 500    ARG B 137      145.26   -170.39                                   
REMARK 500    THR B 164       12.06     80.22                                   
REMARK 500    LEU B 261       24.17   -140.08                                   
REMARK 500    MET B 262      148.18   -173.24                                   
REMARK 500    ALA B 302        8.20     80.19                                   
REMARK 500    VAL N  48      -61.57   -109.49                                   
REMARK 500    PHE N 103       58.68    -98.99                                   
REMARK 500    ARG R  49       36.38     71.75                                   
REMARK 500    ASP R  81       62.88     62.15                                   
REMARK 500    CYS R 287      -53.13   -121.63                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: EMD-44596   RELATED DB: EMDB                             
REMARK 900 RELATED ID: EMD-44597   RELATED DB: EMDB                             
REMARK 900 HUMAN PROTON SENSING RECEPTOR GPR4 IN COMPLEX WITH MINIGS            
DBREF  9BIP A   -7   394  PDB    9BIP     9BIP            -7    394             
DBREF  9BIP B    2   340  UNP    P62873   GBB1_HUMAN       2    340             
DBREF  9BIP G    1    68  UNP    P59768   GBG2_HUMAN       1     68             
DBREF  9BIP N    1   142  PDB    9BIP     9BIP             1    142             
DBREF  9BIP R    1   362  UNP    P46093   GPR4_HUMAN       1    362             
SEQADV 9BIP MET B  -29  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP HIS B  -28  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP HIS B  -27  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP HIS B  -26  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP HIS B  -25  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP HIS B  -24  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP HIS B  -23  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP LEU B  -22  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP GLU B  -21  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP VAL B  -20  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP LEU B  -19  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP PHE B  -18  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP GLN B  -17  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP GLY B  -16  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP PRO B  -15  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP GLU B  -14  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP ASP B  -13  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP GLN B  -12  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP VAL B  -11  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP ASP B  -10  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP PRO B   -9  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP ARG B   -8  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP LEU B   -7  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP ILE B   -6  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP ASP B   -5  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP GLY B   -4  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP LYS B   -3  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP GLY B   -2  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP SER B   -1  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP SER B    0  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP GLY B    1  UNP  P62873              EXPRESSION TAG                 
SEQADV 9BIP ASP R  -10  UNP  P46093              EXPRESSION TAG                 
SEQADV 9BIP TYR R   -9  UNP  P46093              EXPRESSION TAG                 
SEQADV 9BIP LYS R   -8  UNP  P46093              EXPRESSION TAG                 
SEQADV 9BIP ASP R   -7  UNP  P46093              EXPRESSION TAG                 
SEQADV 9BIP ASP R   -6  UNP  P46093              EXPRESSION TAG                 
SEQADV 9BIP ASP R   -5  UNP  P46093              EXPRESSION TAG                 
SEQADV 9BIP ASP R   -4  UNP  P46093              EXPRESSION TAG                 
SEQADV 9BIP ALA R   -3  UNP  P46093              EXPRESSION TAG                 
SEQADV 9BIP SER R   -2  UNP  P46093              EXPRESSION TAG                 
SEQADV 9BIP ILE R   -1  UNP  P46093              EXPRESSION TAG                 
SEQADV 9BIP ASP R    0  UNP  P46093              EXPRESSION TAG                 
SEQRES   1 A  261  GLY GLY SER LEU GLU VAL LEU PHE GLN GLY PRO SER GLY          
SEQRES   2 A  261  ASN SER LYS THR GLU ASP GLN ARG ASN GLU GLU LYS ALA          
SEQRES   3 A  261  GLN ARG GLU ALA ASN LYS LYS ILE GLU LYS GLN LEU GLN          
SEQRES   4 A  261  LYS ASP LYS GLN VAL TYR ARG ALA THR HIS ARG LEU LEU          
SEQRES   5 A  261  LEU LEU GLY ALA ASP ASN SER GLY LYS SER THR ILE VAL          
SEQRES   6 A  261  LYS GLN MET ARG ILE LEU HIS GLY GLY SER GLY GLY SER          
SEQRES   7 A  261  GLY GLY THR SER GLY ILE PHE GLU THR LYS PHE GLN VAL          
SEQRES   8 A  261  ASP LYS VAL ASN PHE HIS MET PHE ASP VAL GLY GLY GLN          
SEQRES   9 A  261  ARG ASP GLU ARG ARG LYS TRP ILE GLN CYS PHE ASN ASP          
SEQRES  10 A  261  VAL THR ALA ILE ILE PHE VAL VAL ASP SER SER ASP TYR          
SEQRES  11 A  261  ASN ARG LEU GLN GLU ALA LEU ASN LEU PHE LYS SER ILE          
SEQRES  12 A  261  TRP ASN ASN ARG TRP LEU ARG THR ILE SER VAL ILE LEU          
SEQRES  13 A  261  PHE LEU ASN LYS GLN ASP LEU LEU ALA GLU LYS VAL LEU          
SEQRES  14 A  261  ALA GLY LYS SER LYS ILE GLU ASP TYR PHE PRO GLU PHE          
SEQRES  15 A  261  ALA ARG TYR THR THR PRO GLU ASP ALA THR PRO GLU PRO          
SEQRES  16 A  261  GLY GLU ASP PRO ARG VAL THR ARG ALA LYS TYR PHE ILE          
SEQRES  17 A  261  ARG ASP GLU PHE LEU ARG ILE SER THR ALA SER GLY ASP          
SEQRES  18 A  261  GLY ARG HIS TYR CYS TYR PRO HIS PHE THR CYS ALA VAL          
SEQRES  19 A  261  ASP THR GLU ASN ALA ARG ARG ILE PHE ASN ASP CYS ARG          
SEQRES  20 A  261  ASP ILE ILE GLN ARG MET HIS LEU ARG GLN TYR GLU LEU          
SEQRES  21 A  261  LEU                                                          
SEQRES   1 B  370  MET HIS HIS HIS HIS HIS HIS LEU GLU VAL LEU PHE GLN          
SEQRES   2 B  370  GLY PRO GLU ASP GLN VAL ASP PRO ARG LEU ILE ASP GLY          
SEQRES   3 B  370  LYS GLY SER SER GLY SER GLU LEU ASP GLN LEU ARG GLN          
SEQRES   4 B  370  GLU ALA GLU GLN LEU LYS ASN GLN ILE ARG ASP ALA ARG          
SEQRES   5 B  370  LYS ALA CYS ALA ASP ALA THR LEU SER GLN ILE THR ASN          
SEQRES   6 B  370  ASN ILE ASP PRO VAL GLY ARG ILE GLN MET ARG THR ARG          
SEQRES   7 B  370  ARG THR LEU ARG GLY HIS LEU ALA LYS ILE TYR ALA MET          
SEQRES   8 B  370  HIS TRP GLY THR ASP SER ARG LEU LEU VAL SER ALA SER          
SEQRES   9 B  370  GLN ASP GLY LYS LEU ILE ILE TRP ASP SER TYR THR THR          
SEQRES  10 B  370  ASN LYS VAL HIS ALA ILE PRO LEU ARG SER SER TRP VAL          
SEQRES  11 B  370  MET THR CYS ALA TYR ALA PRO SER GLY ASN TYR VAL ALA          
SEQRES  12 B  370  CYS GLY GLY LEU ASP ASN ILE CYS SER ILE TYR ASN LEU          
SEQRES  13 B  370  LYS THR ARG GLU GLY ASN VAL ARG VAL SER ARG GLU LEU          
SEQRES  14 B  370  ALA GLY HIS THR GLY TYR LEU SER CYS CYS ARG PHE LEU          
SEQRES  15 B  370  ASP ASP ASN GLN ILE VAL THR SER SER GLY ASP THR THR          
SEQRES  16 B  370  CYS ALA LEU TRP ASP ILE GLU THR GLY GLN GLN THR THR          
SEQRES  17 B  370  THR PHE THR GLY HIS THR GLY ASP VAL MET SER LEU SER          
SEQRES  18 B  370  LEU ALA PRO ASP THR ARG LEU PHE VAL SER GLY ALA CYS          
SEQRES  19 B  370  ASP ALA SER ALA LYS LEU TRP ASP VAL ARG GLU GLY MET          
SEQRES  20 B  370  CYS ARG GLN THR PHE THR GLY HIS GLU SER ASP ILE ASN          
SEQRES  21 B  370  ALA ILE CYS PHE PHE PRO ASN GLY ASN ALA PHE ALA THR          
SEQRES  22 B  370  GLY SER ASP ASP ALA THR CYS ARG LEU PHE ASP LEU ARG          
SEQRES  23 B  370  ALA ASP GLN GLU LEU MET THR TYR SER HIS ASP ASN ILE          
SEQRES  24 B  370  ILE CYS GLY ILE THR SER VAL SER PHE SER LYS SER GLY          
SEQRES  25 B  370  ARG LEU LEU LEU ALA GLY TYR ASP ASP PHE ASN CYS ASN          
SEQRES  26 B  370  VAL TRP ASP ALA LEU LYS ALA ASP ARG ALA GLY VAL LEU          
SEQRES  27 B  370  ALA GLY HIS ASP ASN ARG VAL SER CYS LEU GLY VAL THR          
SEQRES  28 B  370  ASP ASP GLY MET ALA VAL ALA THR GLY SER TRP ASP SER          
SEQRES  29 B  370  PHE LEU LYS ILE TRP ASN                                      
SEQRES   1 G   68  MET ALA SER ASN ASN THR ALA SER ILE ALA GLN ALA ARG          
SEQRES   2 G   68  LYS LEU VAL GLU GLN LEU LYS MET GLU ALA ASN ILE ASP          
SEQRES   3 G   68  ARG ILE LYS VAL SER LYS ALA ALA ALA ASP LEU MET ALA          
SEQRES   4 G   68  TYR CYS GLU ALA HIS ALA LYS GLU ASP PRO LEU LEU THR          
SEQRES   5 G   68  PRO VAL PRO ALA SER GLU ASN PRO PHE ARG GLU LYS LYS          
SEQRES   6 G   68  PHE PHE CYS                                                  
SEQRES   1 N  142  GLN VAL GLN LEU GLN GLU SER GLY GLY GLY LEU VAL GLN          
SEQRES   2 N  142  PRO GLY GLY SER LEU ARG LEU SER CYS ALA ALA SER GLY          
SEQRES   3 N  142  PHE THR PHE SER ASN TYR LYS MET ASN TRP VAL ARG GLN          
SEQRES   4 N  142  ALA PRO GLY LYS GLY LEU GLU TRP VAL SER ASP ILE SER          
SEQRES   5 N  142  GLN SER GLY ALA SER ILE SER TYR THR GLY SER VAL LYS          
SEQRES   6 N  142  GLY ARG PHE THR ILE SER ARG ASP ASN ALA LYS ASN THR          
SEQRES   7 N  142  LEU TYR LEU GLN MET ASN SER LEU LYS PRO GLU ASP THR          
SEQRES   8 N  142  ALA VAL TYR TYR CYS ALA ARG CYS PRO ALA PRO PHE THR          
SEQRES   9 N  142  ARG ASP CYS PHE ASP VAL THR SER THR THR TYR ALA TYR          
SEQRES  10 N  142  ARG GLY GLN GLY THR GLN VAL THR VAL SER SER GLY SER          
SEQRES  11 N  142  GLU ASP GLN VAL ASP PRO ARG LEU ILE ASP GLY LYS              
SEQRES   1 R  373  ASP TYR LYS ASP ASP ASP ASP ALA SER ILE ASP MET GLY          
SEQRES   2 R  373  ASN HIS THR TRP GLU GLY CYS HIS VAL ASP SER ARG VAL          
SEQRES   3 R  373  ASP HIS LEU PHE PRO PRO SER LEU TYR ILE PHE VAL ILE          
SEQRES   4 R  373  GLY VAL GLY LEU PRO THR ASN CYS LEU ALA LEU TRP ALA          
SEQRES   5 R  373  ALA TYR ARG GLN VAL GLN GLN ARG ASN GLU LEU GLY VAL          
SEQRES   6 R  373  TYR LEU MET ASN LEU SER ILE ALA ASP LEU LEU TYR ILE          
SEQRES   7 R  373  CYS THR LEU PRO LEU TRP VAL ASP TYR PHE LEU HIS HIS          
SEQRES   8 R  373  ASP ASN TRP ILE HIS GLY PRO GLY SER CYS LYS LEU PHE          
SEQRES   9 R  373  GLY PHE ILE PHE TYR THR ASN ILE TYR ILE SER ILE ALA          
SEQRES  10 R  373  PHE LEU CYS CYS ILE SER VAL ASP ARG TYR LEU ALA VAL          
SEQRES  11 R  373  ALA HIS PRO LEU ARG PHE ALA ARG LEU ARG ARG VAL LYS          
SEQRES  12 R  373  THR ALA VAL ALA VAL SER SER VAL VAL TRP ALA THR GLU          
SEQRES  13 R  373  LEU GLY ALA ASN SER ALA PRO LEU PHE HIS ASP GLU LEU          
SEQRES  14 R  373  PHE ARG ASP ARG TYR ASN HIS THR PHE CYS PHE GLU LYS          
SEQRES  15 R  373  PHE PRO MET GLU GLY TRP VAL ALA TRP MET ASN LEU TYR          
SEQRES  16 R  373  ARG VAL PHE VAL GLY PHE LEU PHE PRO TRP ALA LEU MET          
SEQRES  17 R  373  LEU LEU SER TYR ARG GLY ILE LEU ARG ALA VAL ARG GLY          
SEQRES  18 R  373  SER VAL SER THR GLU ARG GLN GLU LYS ALA LYS ILE LYS          
SEQRES  19 R  373  ARG LEU ALA LEU SER LEU ILE ALA ILE VAL LEU VAL CYS          
SEQRES  20 R  373  PHE ALA PRO TYR HIS VAL LEU LEU LEU SER ARG SER ALA          
SEQRES  21 R  373  ILE TYR LEU GLY ARG PRO TRP ASP CYS GLY PHE GLU GLU          
SEQRES  22 R  373  ARG VAL PHE SER ALA TYR HIS SER SER LEU ALA PHE THR          
SEQRES  23 R  373  SER LEU ASN CYS VAL ALA ASP PRO ILE LEU TYR CYS LEU          
SEQRES  24 R  373  VAL ASN GLU GLY ALA ARG SER ASP VAL ALA LYS ALA LEU          
SEQRES  25 R  373  HIS ASN LEU LEU ARG PHE LEU ALA SER ASP LYS PRO GLN          
SEQRES  26 R  373  GLU MET ALA ASN ALA SER LEU THR LEU GLU THR PRO LEU          
SEQRES  27 R  373  THR SER LYS ARG ASN SER THR ALA LYS ALA MET THR GLY          
SEQRES  28 R  373  SER TRP ALA ALA THR PRO PRO SER GLN GLY ASP GLN VAL          
SEQRES  29 R  373  GLN LEU LYS MET LEU PRO PRO ALA GLN                          
HELIX    1 AA1 THR A    9  ARG A   38  1                                  30    
HELIX    2 AA2 GLY A   52  HIS A   64  1                                  13    
HELIX    3 AA3 LYS A  233  ASN A  239  5                                   7    
HELIX    4 AA4 ASP A  252  ASN A  264  5                                   3    
HELIX    5 AA5 ARG A  265  ASN A  278  1                                  14    
HELIX    6 AA6 LYS A  293  GLY A  304  1                                  12    
HELIX    7 AA7 LYS A  307  TYR A  311  5                                   5    
HELIX    8 AA8 PHE A  312  TYR A  318  5                                   7    
HELIX    9 AA9 ASP A  331  SER A  352  1                                  22    
HELIX   10 AB1 GLU A  370  TYR A  391  1                                  22    
HELIX   11 AB2 SER B    2  ALA B   26  1                                  25    
HELIX   12 AB3 THR B   29  ASN B   35  1                                   7    
HELIX   13 AB4 THR G    6  ALA G   23  1                                  18    
HELIX   14 AB5 LYS G   29  HIS G   44  1                                  16    
HELIX   15 AB6 ALA G   45  ASP G   48  5                                   4    
HELIX   16 AB7 PRO G   55  ASN G   59  5                                   5    
HELIX   17 AB8 GLY N   62  LYS N   65  5                                   4    
HELIX   18 AB9 LYS N   87  THR N   91  5                                   5    
HELIX   19 AC1 LEU R   18  GLN R   48  1                                  31    
HELIX   20 AC2 GLU R   51  CYS R   68  1                                  18    
HELIX   21 AC3 THR R   69  HIS R   79  1                                  11    
HELIX   22 AC4 GLY R   86  HIS R  121  1                                  36    
HELIX   23 AC5 ARG R  130  SER R  150  1                                  21    
HELIX   24 AC6 ALA R  151  HIS R  155  5                                   5    
HELIX   25 AC7 GLU R  175  ARG R  209  1                                  35    
HELIX   26 AC8 GLU R  215  ARG R  254  1                                  40    
HELIX   27 AC9 CYS R  258  VAL R  264  1                                   7    
HELIX   28 AD1 VAL R  264  THR R  275  1                                  12    
HELIX   29 AD2 LEU R  277  LEU R  288  1                                  12    
HELIX   30 AD3 GLY R  292  ASP R  296  5                                   5    
SHEET    1 AA1 6 ILE A 207  VAL A 214  0                                        
SHEET    2 AA1 6 VAL A 217  VAL A 224 -1  O  PHE A 219   N  PHE A 212           
SHEET    3 AA1 6 THR A  40  LEU A  46  1  N  LEU A  43   O  HIS A 220           
SHEET    4 AA1 6 ALA A 243  VAL A 248  1  O  ILE A 245   N  LEU A  44           
SHEET    5 AA1 6 SER A 286  LEU A 291  1  O  ILE A 288   N  PHE A 246           
SHEET    6 AA1 6 CYS A 359  PHE A 363  1  O  TYR A 360   N  LEU A 289           
SHEET    1 AA2 4 THR B  47  LEU B  51  0                                        
SHEET    2 AA2 4 LEU B 336  TRP B 339 -1  O  ILE B 338   N  ARG B  48           
SHEET    3 AA2 4 VAL B 327  SER B 331 -1  N  VAL B 327   O  TRP B 339           
SHEET    4 AA2 4 VAL B 315  VAL B 320 -1  N  GLY B 319   O  ALA B 328           
SHEET    1 AA3 4 ILE B  58  TRP B  63  0                                        
SHEET    2 AA3 4 LEU B  69  SER B  74 -1  O  VAL B  71   N  HIS B  62           
SHEET    3 AA3 4 LYS B  78  ASP B  83 -1  O  TRP B  82   N  LEU B  70           
SHEET    4 AA3 4 LYS B  89  PRO B  94 -1  O  VAL B  90   N  ILE B  81           
SHEET    1 AA4 4 VAL B 100  TYR B 105  0                                        
SHEET    2 AA4 4 TYR B 111  GLY B 116 -1  O  GLY B 115   N  MET B 101           
SHEET    3 AA4 4 ILE B 120  ASN B 125 -1  O  TYR B 124   N  VAL B 112           
SHEET    4 AA4 4 ARG B 134  ALA B 140 -1  O  SER B 136   N  ILE B 123           
SHEET    1 AA5 4 LEU B 146  PHE B 151  0                                        
SHEET    2 AA5 4 GLN B 156  SER B 161 -1  O  VAL B 158   N  ARG B 150           
SHEET    3 AA5 4 CYS B 166  ASP B 170 -1  O  TRP B 169   N  ILE B 157           
SHEET    4 AA5 4 GLN B 175  PHE B 180 -1  O  THR B 177   N  LEU B 168           
SHEET    1 AA6 4 VAL B 187  LEU B 192  0                                        
SHEET    2 AA6 4 LEU B 198  ALA B 203 -1  O  GLY B 202   N  MET B 188           
SHEET    3 AA6 4 ALA B 208  ASP B 212 -1  O  TRP B 211   N  PHE B 199           
SHEET    4 AA6 4 CYS B 218  PHE B 222 -1  O  ARG B 219   N  LEU B 210           
SHEET    1 AA7 4 ILE B 229  PHE B 234  0                                        
SHEET    2 AA7 4 ALA B 240  SER B 245 -1  O  GLY B 244   N  ASN B 230           
SHEET    3 AA7 4 CYS B 250  ASP B 254 -1  O  PHE B 253   N  PHE B 241           
SHEET    4 AA7 4 GLN B 259  TYR B 264 -1  O  TYR B 264   N  CYS B 250           
SHEET    1 AA8 4 ILE B 273  PHE B 278  0                                        
SHEET    2 AA8 4 LEU B 284  TYR B 289 -1  O  LEU B 286   N  SER B 277           
SHEET    3 AA8 4 CYS B 294  ASP B 298 -1  O  TRP B 297   N  LEU B 285           
SHEET    4 AA8 4 GLY B 306  VAL B 307 -1  O  GLY B 306   N  VAL B 296           
SHEET    1 AA9 4 GLN N   3  SER N   7  0                                        
SHEET    2 AA9 4 SER N  17  SER N  25 -1  O  ALA N  23   N  GLN N   5           
SHEET    3 AA9 4 THR N  78  ASN N  84 -1  O  MET N  83   N  LEU N  18           
SHEET    4 AA9 4 THR N  69  ARG N  72 -1  N  SER N  71   O  TYR N  80           
SHEET    1 AB1 6 LEU N  11  VAL N  12  0                                        
SHEET    2 AB1 6 THR N 122  VAL N 126  1  O  THR N 125   N  VAL N  12           
SHEET    3 AB1 6 ALA N  92  ARG N  98 -1  N  ALA N  92   O  VAL N 124           
SHEET    4 AB1 6 MET N  34  GLN N  39 -1  N  VAL N  37   O  TYR N  95           
SHEET    5 AB1 6 GLU N  46  ILE N  51 -1  O  VAL N  48   N  TRP N  36           
SHEET    6 AB1 6 ILE N  58  TYR N  60 -1  O  SER N  59   N  ASP N  50           
SHEET    1 AB2 2 LEU R 158  ARG R 160  0                                        
SHEET    2 AB2 2 THR R 166  CYS R 168 -1  O  PHE R 167   N  PHE R 159           
SSBOND   1 CYS N   22    CYS N   96                          1555   1555  2.04  
SSBOND   2 CYS N   99    CYS N  107                          1555   1555  2.03  
SSBOND   3 CYS R    9    CYS R  258                          1555   1555  2.03  
SSBOND   4 CYS R   90    CYS R  168                          1555   1555  2.03  
CISPEP   1 PHE R  172    PRO R  173          0        -3.14                     
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