HEADER    SIGNALING PROTEIN                       27-APR-10   3MQ4              
TITLE     METABOTROPIC GLUTAMATE RECEPTOR MGLUR7 COMPLEXED WITH LY341495        
TITLE    2 ANTAGONIST                                                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: METABOTROPIC GLUTAMATE RECEPTOR 7;                         
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: LIGAND BINDING DOMAIN, RESIDUES 37-513;                    
COMPND   5 SYNONYM: MGLUR7;                                                     
COMPND   6 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: GPRC1G, GRM7, MGLUR7;                                          
SOURCE   6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 7108;                                       
SOURCE   8 EXPRESSION_SYSTEM_CELL_LINE: SF9;                                    
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: BACULOVIRUS;                          
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PFHMSP-LIC-C                              
KEYWDS    GLUTAMATE RECEPTORS, MGLUR7, DIMERIZATION, GLUTAMIC ACID BINDING,     
KEYWDS   2 STRUCTURAL GENOMICS, STRUCTURAL GENOMICS CONSORTIUM, SGC, SIGNALING  
KEYWDS   3 PROTEIN                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.DOBROVETSKY,G.KHUTORESKAYA,A.SEITOVA,H.HE,J.WEIGELT,A.M.EDWARDS,    
AUTHOR   2 C.H.ARROWSMITH,C.BOUNTRA,D.COSSAR,A.BOCHKAREV,STRUCTURAL GENOMICS    
AUTHOR   3 CONSORTIUM (SGC)                                                     
REVDAT   4   30-OCT-24 3MQ4    1       REMARK                                   
REVDAT   3   06-SEP-23 3MQ4    1       REMARK                                   
REVDAT   2   06-OCT-21 3MQ4    1       REMARK SEQADV LINK                       
REVDAT   1   09-JUN-10 3MQ4    0                                                
JRNL        AUTH   E.DOBROVETSKY,G.KHUTORESKAYA,A.SEITOVA,H.HE,A.M.EDWARDS,     
JRNL        AUTH 2 C.H.ARROWSMITH,C.BOUNTRA,J.WEIGELT,D.COSSAR,A.BOCHKAREV      
JRNL        TITL   MGLUR7 COMPLEXED WITH LY341495                               
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : BUSTER 2.8.0                                         
REMARK   3   AUTHORS     : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER,              
REMARK   3               : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN,              
REMARK   3               : WOMACK,MATTHEWS,TEN EYCK,TRONRUD                     
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 27.60                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 12769                          
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)  : 0.264                          
REMARK   3   R VALUE            (WORKING SET)  : 0.262                          
REMARK   3   FREE R VALUE                      : 0.293                          
REMARK   3   FREE R VALUE TEST SET SIZE   (%)  : 4.900                          
REMARK   3   FREE R VALUE TEST SET COUNT       : 626                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE   : NULL                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED               : 6                        
REMARK   3   BIN RESOLUTION RANGE HIGH   (ANGSTROMS) : 2.80                     
REMARK   3   BIN RESOLUTION RANGE LOW    (ANGSTROMS) : 3.07                     
REMARK   3   BIN COMPLETENESS (WORKING+TEST)     (%) : NULL                     
REMARK   3   REFLECTIONS IN BIN (WORKING + TEST SET) : 3007                     
REMARK   3   BIN R VALUE        (WORKING + TEST SET) : 0.2806                   
REMARK   3   REFLECTIONS IN BIN        (WORKING SET) : 2846                     
REMARK   3   BIN R VALUE               (WORKING SET) : 0.2781                   
REMARK   3   BIN FREE R VALUE                        : 0.3224                   
REMARK   3   BIN FREE R VALUE TEST SET SIZE      (%) : 5.35                     
REMARK   3   BIN FREE R VALUE TEST SET COUNT         : 161                      
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE     : NULL                     
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2678                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 27                                      
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 98.52                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 114.1                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -16.70520                                            
REMARK   3    B22 (A**2) : -3.90800                                             
REMARK   3    B33 (A**2) : 20.61320                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT                    (A) : 0.666               
REMARK   3   DPI (BLOW EQ-10) BASED ON R VALUE        (A) : NULL                
REMARK   3   DPI (BLOW EQ-9) BASED ON FREE R VALUE    (A) : NULL                
REMARK   3   DPI (CRUICKSHANK) BASED ON R VALUE       (A) : NULL                
REMARK   3   DPI (CRUICKSHANK) BASED ON FREE R VALUE  (A) : NULL                
REMARK   3                                                                      
REMARK   3   REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797                
REMARK   3               CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601     
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.908                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.882                         
REMARK   3                                                                      
REMARK   3   NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15                    
REMARK   3   TERM                          COUNT    WEIGHT   FUNCTION.          
REMARK   3    BOND LENGTHS              : 2754   ; 2.000  ; HARMONIC            
REMARK   3    BOND ANGLES               : 3759   ; 2.000  ; HARMONIC            
REMARK   3    TORSION ANGLES            : 811    ; 2.000  ; SINUSOIDAL          
REMARK   3    TRIGONAL CARBON PLANES    : 59     ; 2.000  ; HARMONIC            
REMARK   3    GENERAL PLANES            : 421    ; 5.000  ; HARMONIC            
REMARK   3    ISOTROPIC THERMAL FACTORS : 2754   ; 20.000 ; HARMONIC            
REMARK   3    BAD NON-BONDED CONTACTS   : 1      ; 5.000  ; SEMIHARMONIC        
REMARK   3    IMPROPER TORSIONS         : NULL   ; NULL   ; NULL                
REMARK   3    PSEUDOROTATION ANGLES     : NULL   ; NULL   ; NULL                
REMARK   3    CHIRAL IMPROPER TORSION   : 389    ; 5.000  ; NULL                
REMARK   3    SUM OF OCCUPANCIES        : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY DISTANCES         : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY ANGLES            : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY TORSION           : NULL   ; NULL   ; NULL                
REMARK   3    IDEAL-DIST CONTACT TERM   : 2953   ; 4.000  ; NULL                
REMARK   3                                                                      
REMARK   3   RMS DEVIATIONS FROM IDEAL VALUES.                                  
REMARK   3    BOND LENGTHS                       (A) : 0.009                    
REMARK   3    BOND ANGLES                  (DEGREES) : 1.15                     
REMARK   3    PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 1.89                     
REMARK   3    OTHER TORSION ANGLES         (DEGREES) : 19.00                    
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: THE STRUCTURE WAS REFINED WITH BUSTER     
REMARK   3  -TNT USING TLS. THE TLS RECORDS WERE EXCLUDED FROM THE REMARK 3,    
REMARK   3  SINCE BUSTER-TNT TLS RECORDS CONTAIN CHARACTERS NOT SUPPORTED BY    
REMARK   3  PDB FORMAT                                                          
REMARK   4                                                                      
REMARK   4 3MQ4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-MAY-10.                  
REMARK 100 THE DEPOSITION ID IS D_1000058859.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 24-MAR-10                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 19-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9794                             
REMARK 200  MONOCHROMATOR                  : SI                                 
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-3000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 12809                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 26.870                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.5                               
REMARK 200  DATA REDUNDANCY                : 7.000                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.06000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 46.2900                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.85                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.70                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.78000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.120                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: 3KS9                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 47.68                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.35                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 20.0% PEG 3350, 0.2M NAH2PO4. PROTEIN    
REMARK 280  AT 5MG/ML PLUS 2MM LY341495, PH 7.5, VAPOR DIFFUSION, SITTING       
REMARK 280  DROP, TEMPERATURE 298K                                              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z                                         
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 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       70.32200            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       70.32200            
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        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       27.33650            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       65.57950            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       27.33650            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       65.57950            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       70.32200            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       27.33650            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       65.57950            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       70.32200            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       27.33650            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       65.57950            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
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 300 REMARK: DIMER                                                        
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 1500 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 36740 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -16.0 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 -1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      -70.32200            
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    33                                                      
REMARK 465     ALA A    34                                                      
REMARK 465     MET A    35                                                      
REMARK 465     ASP A    36                                                      
REMARK 465     MET A    37                                                      
REMARK 465     TYR A    38                                                      
REMARK 465     ALA A    39                                                      
REMARK 465     PRO A    40                                                      
REMARK 465     PRO A    62                                                      
REMARK 465     SER A    63                                                      
REMARK 465     GLY A    64                                                      
REMARK 465     VAL A    65                                                      
REMARK 465     PRO A    66                                                      
REMARK 465     SER A   132                                                      
REMARK 465     ASP A   133                                                      
REMARK 465     VAL A   134                                                      
REMARK 465     ARG A   135                                                      
REMARK 465     CYS A   136                                                      
REMARK 465     THR A   137                                                      
REMARK 465     ASN A   138                                                      
REMARK 465     GLY A   139                                                      
REMARK 465     GLU A   140                                                      
REMARK 465     PRO A   141                                                      
REMARK 465     PRO A   142                                                      
REMARK 465     VAL A   143                                                      
REMARK 465     PHE A   144                                                      
REMARK 465     VAL A   145                                                      
REMARK 465     ALA A   225                                                      
REMARK 465     SER A   226                                                      
REMARK 465     GLU A   227                                                      
REMARK 465     LYS A   243                                                      
REMARK 465     GLU A   244                                                      
REMARK 465     ALA A   245                                                      
REMARK 465     ARG A   260                                                      
REMARK 465     LYS A   261                                                      
REMARK 465     ASP A   262                                                      
REMARK 465     ARG A   263                                                      
REMARK 465     THR A   264                                                      
REMARK 465     ILE A   265                                                      
REMARK 465     PRO A   278                                                      
REMARK 465     ASN A   279                                                      
REMARK 465     SER A   280                                                      
REMARK 465     ARG A   281                                                      
REMARK 465     ALA A   297                                                      
REMARK 465     ALA A   298                                                      
REMARK 465     ALA A   299                                                      
REMARK 465     LYS A   300                                                      
REMARK 465     ARG A   301                                                      
REMARK 465     ALA A   302                                                      
REMARK 465     ASP A   303                                                      
REMARK 465     GLN A   304                                                      
REMARK 465     VAL A   305                                                      
REMARK 465     GLY A   306                                                      
REMARK 465     ASP A   314                                                      
REMARK 465     SER A   315                                                      
REMARK 465     TRP A   316                                                      
REMARK 465     GLY A   317                                                      
REMARK 465     SER A   318                                                      
REMARK 465     LYS A   319                                                      
REMARK 465     ILE A   320                                                      
REMARK 465     ASN A   321                                                      
REMARK 465     PRO A   322                                                      
REMARK 465     LEU A   323                                                      
REMARK 465     HIS A   324                                                      
REMARK 465     GLN A   325                                                      
REMARK 465     HIS A   326                                                      
REMARK 465     GLU A   327                                                      
REMARK 465     ASP A   328                                                      
REMARK 465     ILE A   329                                                      
REMARK 465     ALA A   330                                                      
REMARK 465     THR A   377                                                      
REMARK 465     ILE A   378                                                      
REMARK 465     SER A   379                                                      
REMARK 465     GLY A   380                                                      
REMARK 465     SER A   381                                                      
REMARK 465     LYS A   382                                                      
REMARK 465     LYS A   383                                                      
REMARK 465     GLU A   384                                                      
REMARK 465     ASP A   385                                                      
REMARK 465     THR A   386                                                      
REMARK 465     ASP A   387                                                      
REMARK 465     ARG A   388                                                      
REMARK 465     ASP A   432                                                      
REMARK 465     TYR A   433                                                      
REMARK 465     ARG A   434                                                      
REMARK 465     GLY A   435                                                      
REMARK 465     THR A   484                                                      
REMARK 465     THR A   485                                                      
REMARK 465     ASN A   486                                                      
REMARK 465     THR A   487                                                      
REMARK 465     SER A   488                                                      
REMARK 465     GLN A   510                                                      
REMARK 465     TRP A   511                                                      
REMARK 465     GLY A   512                                                      
REMARK 465     LYS A   513                                                      
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 A  44    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ILE A  45    CG1  CG2  CD1                                       
REMARK 470     GLU A  46    CG   CD   OE1  OE2                                  
REMARK 470     LYS A  60    CG   CD   CE   NZ                                   
REMARK 470     ASP A  69    CG   OD1  OD2                                       
REMARK 470     ILE A  70    CD1                                                 
REMARK 470     LYS A  71    CG   CD   CE   NZ                                   
REMARK 470     ARG A  72    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP A  87    CG   OD1  OD2                                       
REMARK 470     LEU A  95    CG   CD1  CD2                                       
REMARK 470     LEU A  96    CG   CD1  CD2                                       
REMARK 470     ARG A 104    CZ   NH1  NH2                                       
REMARK 470     GLN A 124    CD   OE1  NE2                                       
REMARK 470     LYS A 129    CG   CD   CE   NZ                                   
REMARK 470     ASP A 130    CG   OD1  OD2                                       
REMARK 470     THR A 131    OG1  CG2                                            
REMARK 470     LYS A 146    CE   NZ                                             
REMARK 470     GLU A 148    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 149    CE   NZ                                             
REMARK 470     MET A 164    CG   SD   CE                                        
REMARK 470     ARG A 170    CZ   NH1  NH2                                       
REMARK 470     ASP A 189    CG   OD1  OD2                                       
REMARK 470     ARG A 190    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG A 191    CZ   NH1  NH2                                       
REMARK 470     TYR A 192    CE1                                                 
REMARK 470     LYS A 214    CG   CD   CE   NZ                                   
REMARK 470     TRP A 218    CG   CD1  CD2  NE1  CE2  CE3  CZ2                   
REMARK 470     TRP A 218    CZ3  CH2                                            
REMARK 470     TYR A 220    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     VAL A 221    CG1  CG2                                            
REMARK 470     SER A 222    OG                                                  
REMARK 470     GLU A 232    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 233    CG   CD   CE   NZ                                   
REMARK 470     GLU A 236    CG   CD   OE1  OE2                                  
REMARK 470     SER A 237    OG                                                  
REMARK 470     GLN A 240    CG   CD   OE1  NE2                                  
REMARK 470     ILE A 241    CG1  CG2  CD1                                       
REMARK 470     SER A 242    OG                                                  
REMARK 470     LEU A 248    CG   CD1  CD2                                       
REMARK 470     ILE A 250    CG1  CG2  CD1                                       
REMARK 470     GLN A 252    CG   CD   OE1  NE2                                  
REMARK 470     ILE A 256    CG1  CG2  CD1                                       
REMARK 470     GLN A 258    CG   CD   OE1  NE2                                  
REMARK 470     ASP A 266    CG   OD1  OD2                                       
REMARK 470     PHE A 267    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     ASP A 268    CG   OD1  OD2                                       
REMARK 470     ARG A 269    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ILE A 270    CG1  CG2  CD1                                       
REMARK 470     ILE A 271    CG1  CG2  CD1                                       
REMARK 470     LYS A 272    CG   CD   CE   NZ                                   
REMARK 470     GLN A 273    CG   CD   OE1  NE2                                  
REMARK 470     LEU A 274    CG   CD1  CD2                                       
REMARK 470     LEU A 275    CG   CD1  CD2                                       
REMARK 470     THR A 277    OG1  CG2                                            
REMARK 470     ILE A 285    CD1                                                 
REMARK 470     ASN A 288    CG   OD1  ND2                                       
REMARK 470     ASP A 289    CG   OD1  OD2                                       
REMARK 470     GLU A 290    CG   CD   OE1  OE2                                  
REMARK 470     ASP A 291    CG   OD1  OD2                                       
REMARK 470     ILE A 292    CG1  CG2  CD1                                       
REMARK 470     LYS A 293    CG   CD   CE   NZ                                   
REMARK 470     GLN A 294    CG   CD   OE1  NE2                                  
REMARK 470     LEU A 296    CG   CD1  CD2                                       
REMARK 470     PHE A 308    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     SER A 313    OG                                                  
REMARK 470     GLU A 331    CG   CD   OE1  OE2                                  
REMARK 470     ARG A 340    CD   NE   CZ   NH1  NH2                             
REMARK 470     GLU A 344    CG   CD   OE1  OE2                                  
REMARK 470     PHE A 350    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     LEU A 355    CG   CD1  CD2                                       
REMARK 470     GLU A 356    CG   CD   OE1  OE2                                  
REMARK 470     ARG A 359    CD   NE   CZ   NH1  NH2                             
REMARK 470     GLU A 370    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 375    CG   CD   CE   NZ                                   
REMARK 470     LEU A 376    CG   CD1  CD2                                       
REMARK 470     LYS A 389    CG   CD   CE   NZ                                   
REMARK 470     THR A 391    OG1  CG2                                            
REMARK 470     GLN A 393    CG   CD   OE1  NE2                                  
REMARK 470     ARG A 395    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ILE A 396    CG1  CG2  CD1                                       
REMARK 470     LYS A 398    CG   CD   CE   NZ                                   
REMARK 470     ASP A 399    CG   OD1  OD2                                       
REMARK 470     SER A 400    OG                                                  
REMARK 470     ASN A 401    CG   OD1  ND2                                       
REMARK 470     LYS A 427    CG   CD   CE   NZ                                   
REMARK 470     LEU A 429    CG   CD1  CD2                                       
REMARK 470     GLU A 439    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 441    CG   CD   OE1  OE2                                  
REMARK 470     GLN A 442    CG   CD   OE1  NE2                                  
REMARK 470     LYS A 447    NZ                                                  
REMARK 470     LYS A 450    CG   CD   CE   NZ                                   
REMARK 470     ASN A 454    CG   OD1  ND2                                       
REMARK 470     THR A 463    OG1  CG2                                            
REMARK 470     MET A 466    CG   SD   CE                                        
REMARK 470     LYS A 469    CG   CD   CE   NZ                                   
REMARK 470     ARG A 476    NE   CZ   NH1  NH2                                  
REMARK 470     GLN A 483    CG   CD   OE1  NE2                                  
REMARK 470     ASN A 489    CG   OD1  ND2                                       
REMARK 470     ARG A 493    NE   CZ   NH1  NH2                                  
REMARK 470     ASP A 500    CG   OD1  OD2                                       
REMARK 470     GLU A 501    CG   CD   OE1  OE2                                  
REMARK 470     LEU A 502    CG   CD1  CD2                                       
REMARK 470     GLN A 503    CG   CD   OE1  NE2                                  
REMARK 470     LEU A 504    CG   CD1  CD2                                       
REMARK 470     GLU A 507    CG   CD   OE1  OE2                                  
REMARK 470     ASP A 508    CG   OD1  OD2                                       
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    LEU A  96       80.90     52.35                                   
REMARK 500    SER A 110       17.66     54.93                                   
REMARK 500    ASP A 130      -11.27   -158.12                                   
REMARK 500    ALA A 180      -21.97   -142.44                                   
REMARK 500    ASP A 189      -13.08    -45.86                                   
REMARK 500    ASN A 219      -67.24     68.45                                   
REMARK 500    ALA A 251     -111.94    -82.52                                   
REMARK 500    SER A 253       62.68   -107.69                                   
REMARK 500    PHE A 267       88.97     57.04                                   
REMARK 500    ASP A 268      -11.47     67.76                                   
REMARK 500    LEU A 274       59.98   -103.12                                   
REMARK 500    LEU A 275      -63.75     63.97                                   
REMARK 500    GLU A 370      -78.17    -54.10                                   
REMARK 500    LYS A 375     -146.95   -109.90                                   
REMARK 500    GLN A 393       32.07   -142.32                                   
REMARK 500    ASN A 468     -164.20    -78.04                                   
REMARK 500    ASP A 500      -63.13     50.30                                   
REMARK 500    GLU A 501       20.17   -164.38                                   
REMARK 500    GLU A 507       37.36    -90.69                                   
REMARK 500    ASP A 508       45.03   -102.29                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A   1  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ILE A  89   O                                                      
REMARK 620 2 ASP A  92   O    98.7                                              
REMARK 620 3 LEU A  95   O    82.1  79.4                                        
REMARK 620 N                    1     2                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 1                    
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE Z99 A 514                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3KS9   RELATED DB: PDB                                   
REMARK 900 METABOTROPIC GLUTAMATE RECEPTOR MGLUR1 COMPLEXED WITH LY341495       
REMARK 900 ANTAGONIST                                                           
DBREF  3MQ4 A   37   513  UNP    Q14831   GRM7_HUMAN      37    513             
SEQADV 3MQ4 GLY A   33  UNP  Q14831              EXPRESSION TAG                 
SEQADV 3MQ4 ALA A   34  UNP  Q14831              EXPRESSION TAG                 
SEQADV 3MQ4 MET A   35  UNP  Q14831              EXPRESSION TAG                 
SEQADV 3MQ4 ASP A   36  UNP  Q14831              EXPRESSION TAG                 
SEQADV 3MQ4 SER A  249  UNP  Q14831    CYS   249 ENGINEERED MUTATION            
SEQRES   1 A  481  GLY ALA MET ASP MET TYR ALA PRO HIS SER ILE ARG ILE          
SEQRES   2 A  481  GLU GLY ASP VAL THR LEU GLY GLY LEU PHE PRO VAL HIS          
SEQRES   3 A  481  ALA LYS GLY PRO SER GLY VAL PRO CYS GLY ASP ILE LYS          
SEQRES   4 A  481  ARG GLU ASN GLY ILE HIS ARG LEU GLU ALA MET LEU TYR          
SEQRES   5 A  481  ALA LEU ASP GLN ILE ASN SER ASP PRO ASN LEU LEU PRO          
SEQRES   6 A  481  ASN VAL THR LEU GLY ALA ARG ILE LEU ASP THR CYS SER          
SEQRES   7 A  481  ARG ASP THR TYR ALA LEU GLU GLN SER LEU THR PHE VAL          
SEQRES   8 A  481  GLN ALA LEU ILE GLN LYS ASP THR SER ASP VAL ARG CYS          
SEQRES   9 A  481  THR ASN GLY GLU PRO PRO VAL PHE VAL LYS PRO GLU LYS          
SEQRES  10 A  481  VAL VAL GLY VAL ILE GLY ALA SER GLY SER SER VAL SER          
SEQRES  11 A  481  ILE MET VAL ALA ASN ILE LEU ARG LEU PHE GLN ILE PRO          
SEQRES  12 A  481  GLN ILE SER TYR ALA SER THR ALA PRO GLU LEU SER ASP          
SEQRES  13 A  481  ASP ARG ARG TYR ASP PHE PHE SER ARG VAL VAL PRO PRO          
SEQRES  14 A  481  ASP SER PHE GLN ALA GLN ALA MET VAL ASP ILE VAL LYS          
SEQRES  15 A  481  ALA LEU GLY TRP ASN TYR VAL SER THR LEU ALA SER GLU          
SEQRES  16 A  481  GLY SER TYR GLY GLU LYS GLY VAL GLU SER PHE THR GLN          
SEQRES  17 A  481  ILE SER LYS GLU ALA GLY GLY LEU SER ILE ALA GLN SER          
SEQRES  18 A  481  VAL ARG ILE PRO GLN GLU ARG LYS ASP ARG THR ILE ASP          
SEQRES  19 A  481  PHE ASP ARG ILE ILE LYS GLN LEU LEU ASP THR PRO ASN          
SEQRES  20 A  481  SER ARG ALA VAL VAL ILE PHE ALA ASN ASP GLU ASP ILE          
SEQRES  21 A  481  LYS GLN ILE LEU ALA ALA ALA LYS ARG ALA ASP GLN VAL          
SEQRES  22 A  481  GLY HIS PHE LEU TRP VAL GLY SER ASP SER TRP GLY SER          
SEQRES  23 A  481  LYS ILE ASN PRO LEU HIS GLN HIS GLU ASP ILE ALA GLU          
SEQRES  24 A  481  GLY ALA ILE THR ILE GLN PRO LYS ARG ALA THR VAL GLU          
SEQRES  25 A  481  GLY PHE ASP ALA TYR PHE THR SER ARG THR LEU GLU ASN          
SEQRES  26 A  481  ASN ARG ARG ASN VAL TRP PHE ALA GLU TYR TRP GLU GLU          
SEQRES  27 A  481  ASN PHE ASN CYS LYS LEU THR ILE SER GLY SER LYS LYS          
SEQRES  28 A  481  GLU ASP THR ASP ARG LYS CYS THR GLY GLN GLU ARG ILE          
SEQRES  29 A  481  GLY LYS ASP SER ASN TYR GLU GLN GLU GLY LYS VAL GLN          
SEQRES  30 A  481  PHE VAL ILE ASP ALA VAL TYR ALA MET ALA HIS ALA LEU          
SEQRES  31 A  481  HIS HIS MET ASN LYS ASP LEU CYS ALA ASP TYR ARG GLY          
SEQRES  32 A  481  VAL CYS PRO GLU MET GLU GLN ALA GLY GLY LYS LYS LEU          
SEQRES  33 A  481  LEU LYS TYR ILE ARG ASN VAL ASN PHE ASN GLY SER ALA          
SEQRES  34 A  481  GLY THR PRO VAL MET PHE ASN LYS ASN GLY ASP ALA PRO          
SEQRES  35 A  481  GLY ARG TYR ASP ILE PHE GLN TYR GLN THR THR ASN THR          
SEQRES  36 A  481  SER ASN PRO GLY TYR ARG LEU ILE GLY GLN TRP THR ASP          
SEQRES  37 A  481  GLU LEU GLN LEU ASN ILE GLU ASP MET GLN TRP GLY LYS          
HET     MG  A   1       1                                                       
HET    Z99  A 514      26                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     Z99 2-[(1S,2S)-2-CARBOXYCYCLOPROPYL]-3-(9H-XANTHEN-9-YL)-D-          
HETNAM   2 Z99  ALANINE                                                         
HETSYN     Z99 (1S,2S)-2-[(2S)-2-AMINO-1-HYDROXY-1-OXO-3-(9H-XANTHEN-           
HETSYN   2 Z99  9-YL)PROPAN-2-YL]CYCLOPROPANE-1-CARBOXYLIC ACID                 
FORMUL   2   MG    MG 2+                                                        
FORMUL   3  Z99    C20 H19 N O5                                                 
HELIX    1   1 GLY A   75  ASN A   90  1                                  16    
HELIX    2   2 ARG A  111  LEU A  120  1                                  10    
HELIX    3   3 THR A  121  ILE A  127  5                                   7    
HELIX    4   4 GLY A  158  ARG A  170  1                                  13    
HELIX    5   5 ASP A  202  GLY A  217  1                                  16    
HELIX    6   6 GLY A  228  ILE A  241  1                                  14    
HELIX    7   7 ASP A  268  GLN A  273  1                                   6    
HELIX    8   8 GLU A  290  LEU A  296  1                                   7    
HELIX    9   9 VAL A  343  SER A  352  1                                  10    
HELIX   10  10 TRP A  363  ASN A  373  1                                  11    
HELIX   11  11 LYS A  407  CYS A  430  1                                  24    
HELIX   12  12 CYS A  437  GLN A  442  1                                   6    
SHEET    1   A 6 ILE A  43  ILE A  45  0                                        
SHEET    2   A 6 LEU A 101  ASP A 107 -1  O  ILE A 105   N  ILE A  43           
SHEET    3   A 6 VAL A  49  PHE A  55  1  N  VAL A  49   O  GLY A 102           
SHEET    4   A 6 VAL A 150  ILE A 154  1  O  GLY A 152   N  GLY A  52           
SHEET    5   A 6 GLN A 176  SER A 178  1  O  ILE A 177   N  VAL A 153           
SHEET    6   A 6 PHE A 195  ARG A 197  1  O  SER A 196   N  SER A 178           
SHEET    1   B 8 SER A 249  ILE A 250  0                                        
SHEET    2   B 8 TYR A 220  THR A 223  1  N  VAL A 221   O  SER A 249           
SHEET    3   B 8 VAL A 283  ILE A 285  1  O  VAL A 284   N  SER A 222           
SHEET    4   B 8 TRP A 310  GLY A 312  1  O  VAL A 311   N  VAL A 283           
SHEET    5   B 8 ILE A 334  PRO A 338  1  O  ILE A 334   N  TRP A 310           
SHEET    6   B 8 ARG A 476  GLN A 483 -1  O  ASP A 478   N  GLN A 337           
SHEET    7   B 8 GLY A 491  THR A 499 -1  O  GLY A 496   N  ILE A 479           
SHEET    8   B 8 LEU A 502  ASN A 505 -1  O  LEU A 502   N  THR A 499           
SHEET    1   C 2 ASN A 456  ASN A 458  0                                        
SHEET    2   C 2 PRO A 464  MET A 466 -1  O  VAL A 465   N  PHE A 457           
SSBOND   1 CYS A   67    CYS A  109                          1555   1555  2.05  
SSBOND   2 CYS A  374    CYS A  390                          1555   1555  2.04  
SSBOND   3 CYS A  430    CYS A  437                          1555   1555  2.04  
LINK        MG    MG A   1                 O   ILE A  89     1555   1555  2.48  
LINK        MG    MG A   1                 O   ASP A  92     1555   1555  1.95  
LINK        MG    MG A   1                 O   LEU A  95     1555   1555  2.97  
CISPEP   1 GLY A  155    ALA A  156          0         1.30                     
CISPEP   2 GLY A  246    GLY A  247          0         0.25                     
CISPEP   3 ASN A  288    ASP A  289          0        -0.97                     
SITE     1 AC1  4 ILE A  89  ASP A  92  LEU A  95  LEU A  96                    
SITE     1 AC2  9 ARG A  78  SER A 157  GLY A 158  SER A 159                    
SITE     2 AC2  9 ALA A 180  SER A 181  THR A 182  TYR A 230                    
SITE     3 AC2  9 LYS A 407                                                     
CRYST1   54.673  131.159  140.644  90.00  90.00  90.00 C 2 2 21      8          
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      0.018291  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.007624  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007110        0.00000