HEADER    STRUCTURAL GENOMICS, UNKNOWN FUNCTION   25-APR-07   2PNT              
TITLE     CRYSTAL STRUCTURE OF THE PDZ DOMAIN OF HUMAN GRASP (GRP1) IN COMPLEX  
TITLE    2 WITH THE C-TERMINAL PEPTIDE OF THE METABOTROPIC GLUTAMATE RECEPTOR   
TITLE    3 TYPE 1                                                               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GENERAL RECEPTOR FOR PHOSPHOINOSITIDES 1-ASSOCIATED        
COMPND   3 SCAFFOLD PROTEIN;                                                    
COMPND   4 CHAIN: A, B;                                                         
COMPND   5 FRAGMENT: PDZ DOMAIN;                                                
COMPND   6 SYNONYM: GRP1-ASSOCIATED SCAFFOLD PROTEIN;                           
COMPND   7 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: GRASP;                                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) WITH PRARE PLASMID;              
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PNIC28-BSA4                               
KEYWDS    SCAFFOLD PROTEIN, STRUCTURAL GENOMICS, STRUCTURAL GENOMICS            
KEYWDS   2 CONSORTIUM, SGC, UNKNOWN FUNCTION                                    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.ELKINS,E.PAPAGRIGORIOU,C.COOPER,C.GILEADI,J.UPPENBERG,J.BRAY,F.VON  
AUTHOR   2 DELFT,A.C.W.PIKE,E.UGOCHUKWU,C.UMEANO,O.GILEADI,A.EDWARDS,           
AUTHOR   3 C.H.ARROWSMITH,J.WEIGELT,M.SUNDSTROM,D.A.DOYLE,STRUCTURAL GENOMICS   
AUTHOR   4 CONSORTIUM (SGC)                                                     
REVDAT   5   30-AUG-23 2PNT    1       REMARK                                   
REVDAT   4   23-JUN-21 2PNT    1       JRNL   REMARK SEQADV                     
REVDAT   3   18-OCT-17 2PNT    1       REMARK                                   
REVDAT   2   24-FEB-09 2PNT    1       VERSN                                    
REVDAT   1   08-MAY-07 2PNT    0                                                
JRNL        AUTH   J.M.ELKINS,C.GILEADI,L.SHRESTHA,C.PHILLIPS,J.WANG,J.R.MUNIZ, 
JRNL        AUTH 2 D.A.DOYLE                                                    
JRNL        TITL   UNUSUAL BINDING INTERACTIONS IN PDZ DOMAIN CRYSTAL           
JRNL        TITL 2 STRUCTURES HELP EXPLAIN BINDING MECHANISMS                   
JRNL        REF    PROTEIN SCI.                  V.  19   731 2010              
JRNL        REFN                   ESSN 1469-896X                               
JRNL        PMID   20120020                                                     
JRNL        DOI    10.1002/PRO.349                                              
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.15 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.15                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 62.62                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 13758                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.210                           
REMARK   3   R VALUE            (WORKING SET) : 0.209                           
REMARK   3   FREE R VALUE                     : 0.232                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 729                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.15                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.20                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 979                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 99.04                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2820                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 57                           
REMARK   3   BIN FREE R VALUE                    : 0.3490                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1406                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 1                                       
REMARK   3   SOLVENT ATOMS            : 76                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 34.72                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.33000                                              
REMARK   3    B22 (A**2) : 0.33000                                              
REMARK   3    B33 (A**2) : -0.50000                                             
REMARK   3    B12 (A**2) : 0.17000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.200         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.167         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.131         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 10.029        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.947                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.939                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1434 ; 0.016 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):   925 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  1946 ; 1.517 ; 1.959       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  2273 ; 0.923 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   184 ; 7.072 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    62 ;33.899 ;24.516       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   243 ;15.342 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     8 ;23.675 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   237 ; 0.097 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1600 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   276 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   246 ; 0.197 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):   936 ; 0.198 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):   668 ; 0.186 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):   851 ; 0.089 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):    51 ; 0.136 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    20 ; 0.257 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    67 ; 0.255 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    22 ; 0.226 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):   942 ; 0.919 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   379 ; 0.201 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1482 ; 1.612 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   539 ; 2.540 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   463 ; 3.934 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 2PNT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 30-APR-07.                  
REMARK 100 THE DEPOSITION ID IS D_1000042582.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 16-APR-07                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.7                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SLS                                
REMARK 200  BEAMLINE                       : X10SA                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.035                              
REMARK 200  MONOCHROMATOR                  : SI(III)                            
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 14546                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.148                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 62.622                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 8.800                              
REMARK 200  R MERGE                    (I) : 0.09100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.15                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.23                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.9                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.50                               
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: PDB ENTRIES 1GQ4, 2OCS                               
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 55.84                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.79                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1.26M NAH2PO4, 0.14M K2HPO4, PH 7.7,     
REMARK 280  VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/6                                            
REMARK 290       6555   X-Y,X,Z+5/6                                             
REMARK 290       7555   Y,X,-Z+2/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+1/3                                          
REMARK 290      10555   -Y,-X,-Z+1/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+5/6                                            
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      108.87400            
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       54.43700            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       81.65550            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       27.21850            
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      136.09250            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000      108.87400            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000       54.43700            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       27.21850            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       81.65550            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000      136.09250            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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 300 REMARK: TWO BIOLOGICAL UNITS CAN BE FOUND IN THE ASU                 
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: MONOMERIC                         
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                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
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     SER A    95                                                      
REMARK 465     MET A    96                                                      
REMARK 465     HIS A   123                                                      
REMARK 465     ARG A   124                                                      
REMARK 465     GLU A   125                                                      
REMARK 465     GLU A   126                                                      
REMARK 465     GLN A   127                                                      
REMARK 465     ARG A   128                                                      
REMARK 465     SER B    95                                                      
REMARK 465     MET B    96                                                      
REMARK 465     GLN B    97                                                      
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     GLU A 105    CG   CD   OE1  OE2                                  
REMARK 470     ASN A 109    CG   OD1  ND2                                       
REMARK 470     VAL A 129    CG1  CG2                                            
REMARK 470     GLU A 140    CD   OE1  OE2                                       
REMARK 470     ARG A 167    CD   NE   CZ   NH1  NH2                             
REMARK 470     ARG A 169    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS B 100    CD   CE   NZ                                        
REMARK 470     GLU B 125    CD   OE1  OE2                                       
REMARK 470     GLN B 127    CD   OE1  NE2                                       
REMARK 470     ARG B 128    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU B 130    CG   CD   OE1  OE2                                  
REMARK 470     ARG B 167    CD   NE   CZ   NH1  NH2                             
REMARK 470     ILE B 171    CD1                                                 
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   OE1  GLN B   117     OE1  GLN B   117    12564     2.14            
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    ASN A 109       42.86    -91.38                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 1                    
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 C-TERMINAL RESIDUES 189-192 (SER-SER-THR-LEU) CORRESPOND             
REMARK 999 TO THE C-TERMINAL TAIL OF HUMAN METABOTROPIC GLUTAMATE               
REMARK 999 RECEPTOR 1, UNIPROT ENTRY MGR1_HUMAN, ACCESSION CODE                 
REMARK 999 Q13255, SEQUENCE POSITION 1191-1194.                                 
DBREF  2PNT A   97   188  UNP    Q7Z6J2   GRASP_HUMAN     97    188             
DBREF  2PNT B   97   188  UNP    Q7Z6J2   GRASP_HUMAN     97    188             
SEQADV 2PNT SER A   95  UNP  Q7Z6J2              CLONING ARTIFACT               
SEQADV 2PNT MET A   96  UNP  Q7Z6J2              CLONING ARTIFACT               
SEQADV 2PNT SER A  189  UNP  Q7Z6J2              SEE REMARK 999                 
SEQADV 2PNT SER A  190  UNP  Q7Z6J2              SEE REMARK 999                 
SEQADV 2PNT THR A  191  UNP  Q7Z6J2              SEE REMARK 999                 
SEQADV 2PNT LEU A  192  UNP  Q7Z6J2              SEE REMARK 999                 
SEQADV 2PNT SER B   95  UNP  Q7Z6J2              CLONING ARTIFACT               
SEQADV 2PNT MET B   96  UNP  Q7Z6J2              CLONING ARTIFACT               
SEQADV 2PNT SER B  189  UNP  Q7Z6J2              SEE REMARK 999                 
SEQADV 2PNT SER B  190  UNP  Q7Z6J2              SEE REMARK 999                 
SEQADV 2PNT THR B  191  UNP  Q7Z6J2              SEE REMARK 999                 
SEQADV 2PNT LEU B  192  UNP  Q7Z6J2              SEE REMARK 999                 
SEQRES   1 A   98  SER MET GLN GLN ARG LYS VAL LEU THR LEU GLU LYS GLU          
SEQRES   2 A   98  ASP ASN GLN THR PHE GLY PHE GLU ILE GLN THR TYR GLY          
SEQRES   3 A   98  LEU HIS HIS ARG GLU GLU GLN ARG VAL GLU MET VAL THR          
SEQRES   4 A   98  PHE VAL CYS ARG VAL HIS GLU SER SER PRO ALA GLN LEU          
SEQRES   5 A   98  ALA GLY LEU THR PRO GLY ASP THR ILE ALA SER VAL ASN          
SEQRES   6 A   98  GLY LEU ASN VAL GLU GLY ILE ARG HIS ARG GLU ILE VAL          
SEQRES   7 A   98  ASP ILE ILE LYS ALA SER GLY ASN VAL LEU ARG LEU GLU          
SEQRES   8 A   98  THR LEU TYR SER SER THR LEU                                  
SEQRES   1 B   98  SER MET GLN GLN ARG LYS VAL LEU THR LEU GLU LYS GLU          
SEQRES   2 B   98  ASP ASN GLN THR PHE GLY PHE GLU ILE GLN THR TYR GLY          
SEQRES   3 B   98  LEU HIS HIS ARG GLU GLU GLN ARG VAL GLU MET VAL THR          
SEQRES   4 B   98  PHE VAL CYS ARG VAL HIS GLU SER SER PRO ALA GLN LEU          
SEQRES   5 B   98  ALA GLY LEU THR PRO GLY ASP THR ILE ALA SER VAL ASN          
SEQRES   6 B   98  GLY LEU ASN VAL GLU GLY ILE ARG HIS ARG GLU ILE VAL          
SEQRES   7 B   98  ASP ILE ILE LYS ALA SER GLY ASN VAL LEU ARG LEU GLU          
SEQRES   8 B   98  THR LEU TYR SER SER THR LEU                                  
HET     CL  A   1       1                                                       
HETNAM      CL CHLORIDE ION                                                     
FORMUL   3   CL    CL 1-                                                        
FORMUL   4  HOH   *76(H2 O)                                                     
HELIX    1   1 SER A  142  ALA A  147  1                                   6    
HELIX    2   2 ARG A  167  SER A  178  1                                  12    
HELIX    3   3 SER B  142  ALA B  147  1                                   6    
HELIX    4   4 ARG B  167  SER B  178  1                                  12    
SHEET    1   A 4 GLN A  98  GLU A 105  0                                        
SHEET    2   A 4 VAL A 181  TYR A 188 -1  O  LEU A 182   N  LEU A 104           
SHEET    3   A 4 THR A 154  VAL A 158 -1  N  THR A 154   O  LEU A 187           
SHEET    4   A 4 LEU A 161  ASN A 162 -1  O  LEU A 161   N  VAL A 158           
SHEET    1   B 2 PHE A 114  LEU A 121  0                                        
SHEET    2   B 2 GLU A 130  VAL A 138 -1  O  VAL A 132   N  TYR A 119           
SHEET    1   C 5 LYS B 100  GLU B 105  0                                        
SHEET    2   C 5 VAL B 181  THR B 186 -1  O  LEU B 184   N  LEU B 102           
SHEET    3   C 5 THR B 154  VAL B 158 -1  N  ALA B 156   O  GLU B 185           
SHEET    4   C 5 GLU B 130  VAL B 138 -1  N  THR B 133   O  ILE B 155           
SHEET    5   C 5 PHE B 114  LEU B 121 -1  N  LEU B 121   O  GLU B 130           
SHEET    1   D 4 LYS B 100  GLU B 105  0                                        
SHEET    2   D 4 VAL B 181  THR B 186 -1  O  LEU B 184   N  LEU B 102           
SHEET    3   D 4 THR B 154  VAL B 158 -1  N  ALA B 156   O  GLU B 185           
SHEET    4   D 4 LEU B 161  ASN B 162 -1  O  LEU B 161   N  VAL B 158           
SITE     1 AC1  4 HOH A  82  LYS A 176  HOH B  19  THR B 191                    
CRYST1   72.288   72.288  163.311  90.00  90.00 120.00 P 65 2 2     24          
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      0.013834  0.007987  0.000000        0.00000                         
SCALE2      0.000000  0.015974  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006123        0.00000