HEADER    MEMBRANE PROTEIN                        09-JUL-02   1M5F              
TITLE     X-RAY STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J-Y702F) IN     
TITLE    2 COMPLEX WITH ACPA AT 1.95 A RESOLUTION                               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GLUTAMATE RECEPTOR 2;                                      
COMPND   3 CHAIN: A, B, C;                                                      
COMPND   4 FRAGMENT: FLOP LIGAND BINDING CORE (S1S2J-Y702F);                    
COMPND   5 SYNONYM: GLUR-2, GLUR-B, GLUR-K2, GLUTAMATE RECEPTOR IONOTROPIC AMPA 
COMPND   6 2;                                                                   
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS;                              
SOURCE   3 ORGANISM_COMMON: NORWAY RAT;                                         
SOURCE   4 ORGANISM_TAXID: 10116;                                               
SOURCE   5 GENE: GLUR-2;                                                        
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET30B                                    
KEYWDS    IONOTRPOIC GLUTAMATE RECEPTOR, GLUR2, LIGAND BINDING CORE, AGONIST    
KEYWDS   2 COMPLEX., MEMBRANE PROTEIN                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.HOGNER,J.S.KASTRUP,R.JIN,T.LILJEFORS,M.L.MAYER,J.EGEBJERG,          
AUTHOR   2 I.K.LARSEN,E.GOUAUX                                                  
REVDAT   5   16-OCT-24 1M5F    1       REMARK                                   
REVDAT   4   27-OCT-21 1M5F    1       REMARK SEQADV LINK                       
REVDAT   3   16-AUG-17 1M5F    1       SOURCE REMARK                            
REVDAT   2   24-FEB-09 1M5F    1       VERSN                                    
REVDAT   1   18-SEP-02 1M5F    0                                                
JRNL        AUTH   A.HOGNER,J.S.KASTRUP,R.JIN,T.LILJEFORS,M.L.MAYER,J.EGEBJERG, 
JRNL        AUTH 2 I.K.LARSEN,E.GOUAUX                                          
JRNL        TITL   STRUCTURAL BASIS FOR AMPA RECEPTOR ACTIVATION AND LIGAND     
JRNL        TITL 2 SELECTIVITY: CRYSTAL STRUCTURES OF FIVE AGONIST COMPLEXES    
JRNL        TITL 3 WITH THE GLUR2 LIGAND-BINDING CORE                           
JRNL        REF    J.MOL.BIOL.                   V. 322    93 2002              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   12215417                                                     
JRNL        DOI    10.1016/S0022-2836(02)00650-2                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   N.ARMSTRONG,E.GOUAUX                                         
REMARK   1  TITL   MECHANISMS FOR ACTIVATION AND ANTAGONISM OF AN               
REMARK   1  TITL 2 AMPA-SENSITIVE GLUTAMATE RECEPTOR: CRYSTAL STRUCTURES OF THE 
REMARK   1  TITL 3 GLUR2 LIGAND BINDING CORE.                                   
REMARK   1  REF    NEURON                        V.  28   165 2000              
REMARK   1  REFN                   ISSN 0896-6273                               
REMARK   1  DOI    10.1016/S0896-6273(00)00094-5                                
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   Y.SUN,R.OLSON,M.HORNING,N.ARMSTRONG,M.MAYER,E.GOUAUX         
REMARK   1  TITL   MECHANISM OF GLUTAMATE RECEPTOR DESENSITIZATION.             
REMARK   1  REF    NATURE                        V. 417   245 2002              
REMARK   1  REFN                   ISSN 0028-0836                               
REMARK   1  DOI    10.1038/417245A                                              
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   G.Q.CHEN,Y.SUN,R.JIN,E.GOUAUX                                
REMARK   1  TITL   PROBING THE LIGAND BINDING DOMAIN OF THE GLUR2 RECEPTOR BY   
REMARK   1  TITL 2 PROTEOLYSIS AND DELETION MUTAGENESIS DEFINES DOMAIN          
REMARK   1  TITL 3 BOUNDARIES AND YIELDS A CRYSTALLIZABLE CONSTRUCT.            
REMARK   1  REF    PROTEIN SCI.                  V.   7  2623 1998              
REMARK   1  REFN                   ISSN 0961-8368                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.95 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.0                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.95                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.88                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 2372517.000                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 99.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 64231                          
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 SET) : 0.192                           
REMARK   3   FREE R VALUE                     : 0.230                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 0.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 6404                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.003                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.95                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.07                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 95.70                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 9187                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2500                       
REMARK   3   BIN FREE R VALUE                    : 0.2800                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 0.10                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 1001                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.009                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 6051                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 55                                      
REMARK   3   SOLVENT ATOMS            : 852                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 23.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 28.30                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.24000                                             
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.00000                                              
REMARK   3    B12 (A**2) : 0.91000                                              
REMARK   3    B13 (A**2) : 0.33000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.21                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.20                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.26                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.22                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.006                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.200                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 21.90                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.750                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.260 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.910 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.140 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.180 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.37                                                 
REMARK   3   BSOL        : 53.90                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: RESIDUES 1-3 AND 262-263 WERE NOT         
REMARK   3  LOCATED IN THE ELECTRON DENSITY MAP. THE SIDE CHAINS OF THE         
REMARK   3  FOLLOWING RESIDUES ARE NOT FULLY DEFINED: LYS A21, LYS A45, THR     
REMARK   3  A131, LYS A151, LYS A258, GLU B27, LYS C21, GLU C27, LYS C52,       
REMARK   3  GLU C122, GLU C125, THR C131, GLU C132, ARG C163, LYS C249, LYS     
REMARK   3  C258                                                                
REMARK   4                                                                      
REMARK   4 1M5F COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-JUL-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000016620.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 16-AUG-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 110                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : X11                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.850                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 64323                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.950                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.4                               
REMARK 200  DATA REDUNDANCY                : 4.300                              
REMARK 200  R MERGE                    (I) : 0.07600                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 11.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.95                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.00                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.48700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.300                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: DIFFERENCE FOURIER           
REMARK 200 SOFTWARE USED: CNS 1.0                                               
REMARK 200 STARTING MODEL: PDB ENTRY 1M5E (S1S2J:ACPA, MOLECULE A).             
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 0.51                                      
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, ZN(OAC)2, CACODYLATE, PH       
REMARK 280  6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 279K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X+1/2,Y+1/2,-Z                                         
REMARK 290       4555   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        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000       56.87200            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       81.70000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       56.87200            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       81.70000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2, 3                                                 
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: THE BIOLOGICAL ASSEMBLY IS A DIMER. CHAIN A AND CHAIN C OF   
REMARK 300 THE ASYMMETRIC UNIT FORM A NON-CRYSTALLOGRAPHIC DIMER. THE DIMER OF  
REMARK 300 CHAIN B CAN BE GENERATED BY THE TWO FOLD AXIS: -X, -Y, Z.            
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: 3280 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 22580 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -77.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, C                                  
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: DIMERIC                           
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 350   BIOMT1   2 -1.000000  0.000000  0.000000      113.74400            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000      163.40000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 3                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4140 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 34830 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -210.0 KCAL/MOL                       
REMARK 350 APPLY THE FOLLOWING TO CHAINS: C                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000       56.87200            
REMARK 350   BIOMT2   1  0.000000 -1.000000  0.000000       81.70000            
REMARK 350   BIOMT3   1  0.000000  0.000000 -1.000000       94.16800            
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH B1308  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH B1462  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     ASN A     3                                                      
REMARK 465     GLY A   262                                                      
REMARK 465     SER A   263                                                      
REMARK 465     GLY B     1                                                      
REMARK 465     ALA B     2                                                      
REMARK 465     ASN B     3                                                      
REMARK 465     GLY B   262                                                      
REMARK 465     SER B   263                                                      
REMARK 465     GLY C     1                                                      
REMARK 465     ALA C     2                                                      
REMARK 465     ASN C     3                                                      
REMARK 465     GLY C   262                                                      
REMARK 465     SER C   263                                                      
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    PRO B 205       22.29    -78.37                                   
REMARK 500    ASN C  22       32.21    -96.73                                   
REMARK 500    LEU C 109     -168.72   -162.50                                   
REMARK 500    PRO C 205       25.35    -79.73                                   
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                              ZN A1204  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  23   NE2                                                    
REMARK 620 2 HOH A1420   O   111.6                                              
REMARK 620 3 ASP C  65   OD2  99.6 111.9                                        
REMARK 620 4 HOH C1463   O    95.8 134.8  97.4                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B1205  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A  42   OE1                                                    
REMARK 620 2 HIS A  46   NE2  98.4                                              
REMARK 620 3 GLU B 166   OE1  99.2 121.7                                        
REMARK 620 4 GLU B 166   OE2 150.1  81.5  57.8                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B1207  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A 166   OE1                                                    
REMARK 620 2 GLU A 166   OE2  51.7                                              
REMARK 620 3 GLU B  42   OE1 162.5 112.3                                        
REMARK 620 4 HIS B  46   NE2  88.6 112.5  92.5                                  
REMARK 620 5 HOH B1529   O    84.7 100.7 107.4 131.1                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B1206  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B  23   NE2                                                    
REMARK 620 2 GLU B  30   OE2 115.4                                              
REMARK 620 3 HIS C  23   NE2 112.5 111.8                                        
REMARK 620 4 GLU C  24   OE1 118.2  95.6 101.6                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN C1208  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU C  42   OE1                                                    
REMARK 620 2 HIS C  46   NE2  92.1                                              
REMARK 620 N                    1                                               
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT B 1203                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1204                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 1205                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 1206                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 1207                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN C 1208                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 1209                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AM1 A 1200                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AM1 B 1201                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE AM1 C 1202                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1FTJ   RELATED DB: PDB                                   
REMARK 900 GLUR2 S1S2J IN COMPLEX WITH THE AGONIST GLUTAMATE.                   
REMARK 900 RELATED ID: 1FTK   RELATED DB: PDB                                   
REMARK 900 GLUR2 S1S2I IN COMPLEX WITH THE AGONIST KAINATE.                     
REMARK 900 RELATED ID: 1FTO   RELATED DB: PDB                                   
REMARK 900 GLUR2 S1S2J IN THE APO FORM.                                         
REMARK 900 RELATED ID: 1FWO   RELATED DB: PDB                                   
REMARK 900 GLUR2 S1S2J IN COMPLEX WITH THE AGONIST KAINATE.                     
REMARK 900 RELATED ID: 1FTM   RELATED DB: PDB                                   
REMARK 900 GLUR2 S1S2J IN COMPLEX WITH THE AGONIST AMPA.                        
REMARK 900 RELATED ID: 1FTL   RELATED DB: PDB                                   
REMARK 900 GLUR2 S1S2J IN COMPLEX WITH THE ANTAGONIST DNQX.                     
REMARK 900 RELATED ID: 1GR2   RELATED DB: PDB                                   
REMARK 900 GLUR2 S1S2I IN COMPLEX WITH THE AGONIST KAINATE.                     
REMARK 900 RELATED ID: 1LB8   RELATED DB: PDB                                   
REMARK 900 NON-DESENSITIZING FORM OF GLUR2 S1S2J-L483Y IN COMPLEX WITH THE      
REMARK 900 AGONIST AMPA.                                                        
REMARK 900 RELATED ID: 1LB9   RELATED DB: PDB                                   
REMARK 900 NON-DESENSITIZING FORM OF GLUR2 S1S2J-L483Y IN COMPLEX WITH THE      
REMARK 900 ANTAGONIST DNQX.                                                     
REMARK 900 RELATED ID: 1M5B   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN COMPLEX  
REMARK 900 WITH 2-ME-TET-AMPA AT 1.85 A RESOLUTION.                             
REMARK 900 RELATED ID: 1M5C   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN COMPLEX  
REMARK 900 WITH BR-HIBO AT 1.65 A RESOLUTION                                    
REMARK 900 RELATED ID: 1M5D   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J-Y702F) IN    
REMARK 900 COMPLEX WITH BR-HIBO AT 1.73 A RESOLUTION                            
REMARK 900 RELATED ID: 1M5E   RELATED DB: PDB                                   
REMARK 900 X-RAY STRUCTURE OF THE GLUR2 LIGAND BINDING CORE (S1S2J) IN COMPLEX  
REMARK 900 WITH ACPA AT 1.46 A RESOLUTION                                       
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 NATIVE GLUR2 IS A MEMBRANE PROTEIN. THE PROTEIN                      
REMARK 999 CRYSTALLIZED IS THE EXTRACELLULAR LIGAND BINDING                     
REMARK 999 DOMAIN OF GLUR2.  TRANSMEMBRANE REGIONS WERE                         
REMARK 999 GENETICALLY REMOVED AND REPLACED WITH A GLY-THR                      
REMARK 999 LINKER (RESIDUES 118 AND 119). THEREFORE, THE                        
REMARK 999 SEQUENCE MATCHES DISCONTINUOUSLY WITH THE REFERENCE                  
REMARK 999 DATABASE (413-527, 653-796). RESIDUES GLY1 AND ALA2                  
REMARK 999 ARE CLONING ARTIFACTS.  THE ENGINEERED MUTATION IS                   
REMARK 999 LISTED BY THE AUTHOR AS Y702F WHICH CORRESPONDS TO                   
REMARK 999 Y723F IN THE DATABASE SEQUENCE.  THE AUTHOR NUMBERED                 
REMARK 999 THE SEQUENCE ACCORDING TO THE PREDICTED MATURE                       
REMARK 999 GLUR2 SEQUENCE.  THEREFORE, THE SIGNAL                               
REMARK 999 SEQUENCE (RESIDUES 1-21) ARE NOT INCLUDED IN THE                     
REMARK 999 AUTHOR'S SEQUENCE NUMBERING.                                         
DBREF  1M5F A    3   117  UNP    P19491   GRIA2_RAT      413    527             
DBREF  1M5F A  120   263  UNP    P19491   GRIA2_RAT      653    796             
DBREF  1M5F B    3   117  UNP    P19491   GRIA2_RAT      413    527             
DBREF  1M5F B  120   263  UNP    P19491   GRIA2_RAT      653    796             
DBREF  1M5F C    3   117  UNP    P19491   GRIA2_RAT      413    527             
DBREF  1M5F C  120   263  UNP    P19491   GRIA2_RAT      653    796             
SEQADV 1M5F GLY A    1  UNP  P19491              CLONING ARTIFACT               
SEQADV 1M5F ALA A    2  UNP  P19491              CLONING ARTIFACT               
SEQADV 1M5F GLY A  118  UNP  P19491              LINKER                         
SEQADV 1M5F THR A  119  UNP  P19491              LINKER                         
SEQADV 1M5F PHE A  190  UNP  P19491    TYR   723 ENGINEERED MUTATION            
SEQADV 1M5F GLY B    1  UNP  P19491              CLONING ARTIFACT               
SEQADV 1M5F ALA B    2  UNP  P19491              CLONING ARTIFACT               
SEQADV 1M5F GLY B  118  UNP  P19491              LINKER                         
SEQADV 1M5F THR B  119  UNP  P19491              LINKER                         
SEQADV 1M5F PHE B  190  UNP  P19491    TYR   723 ENGINEERED MUTATION            
SEQADV 1M5F GLY C    1  UNP  P19491              CLONING ARTIFACT               
SEQADV 1M5F ALA C    2  UNP  P19491              CLONING ARTIFACT               
SEQADV 1M5F GLY C  118  UNP  P19491              LINKER                         
SEQADV 1M5F THR C  119  UNP  P19491              LINKER                         
SEQADV 1M5F PHE C  190  UNP  P19491    TYR   723 ENGINEERED MUTATION            
SEQRES   1 A  263  GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU          
SEQRES   2 A  263  SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU          
SEQRES   3 A  263  GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU          
SEQRES   4 A  263  ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS          
SEQRES   5 A  263  LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP          
SEQRES   6 A  263  ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU          
SEQRES   7 A  263  VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR          
SEQRES   8 A  263  ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS          
SEQRES   9 A  263  PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS          
SEQRES  10 A  263  GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN          
SEQRES  11 A  263  THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR          
SEQRES  12 A  263  LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP          
SEQRES  13 A  263  LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL          
SEQRES  14 A  263  PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG          
SEQRES  15 A  263  LYS SER LYS GLY LYS TYR ALA PHE LEU LEU GLU SER THR          
SEQRES  16 A  263  MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR          
SEQRES  17 A  263  MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY          
SEQRES  18 A  263  ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL          
SEQRES  19 A  263  ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU          
SEQRES  20 A  263  ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU          
SEQRES  21 A  263  CYS GLY SER                                                  
SEQRES   1 B  263  GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU          
SEQRES   2 B  263  SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU          
SEQRES   3 B  263  GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU          
SEQRES   4 B  263  ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS          
SEQRES   5 B  263  LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP          
SEQRES   6 B  263  ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU          
SEQRES   7 B  263  VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR          
SEQRES   8 B  263  ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS          
SEQRES   9 B  263  PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS          
SEQRES  10 B  263  GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN          
SEQRES  11 B  263  THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR          
SEQRES  12 B  263  LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP          
SEQRES  13 B  263  LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL          
SEQRES  14 B  263  PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG          
SEQRES  15 B  263  LYS SER LYS GLY LYS TYR ALA PHE LEU LEU GLU SER THR          
SEQRES  16 B  263  MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR          
SEQRES  17 B  263  MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY          
SEQRES  18 B  263  ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL          
SEQRES  19 B  263  ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU          
SEQRES  20 B  263  ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU          
SEQRES  21 B  263  CYS GLY SER                                                  
SEQRES   1 C  263  GLY ALA ASN LYS THR VAL VAL VAL THR THR ILE LEU GLU          
SEQRES   2 C  263  SER PRO TYR VAL MET MET LYS LYS ASN HIS GLU MET LEU          
SEQRES   3 C  263  GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS VAL ASP LEU          
SEQRES   4 C  263  ALA ALA GLU ILE ALA LYS HIS CYS GLY PHE LYS TYR LYS          
SEQRES   5 C  263  LEU THR ILE VAL GLY ASP GLY LYS TYR GLY ALA ARG ASP          
SEQRES   6 C  263  ALA ASP THR LYS ILE TRP ASN GLY MET VAL GLY GLU LEU          
SEQRES   7 C  263  VAL TYR GLY LYS ALA ASP ILE ALA ILE ALA PRO LEU THR          
SEQRES   8 C  263  ILE THR LEU VAL ARG GLU GLU VAL ILE ASP PHE SER LYS          
SEQRES   9 C  263  PRO PHE MET SER LEU GLY ILE SER ILE MET ILE LYS LYS          
SEQRES  10 C  263  GLY THR PRO ILE GLU SER ALA GLU ASP LEU SER LYS GLN          
SEQRES  11 C  263  THR GLU ILE ALA TYR GLY THR LEU ASP SER GLY SER THR          
SEQRES  12 C  263  LYS GLU PHE PHE ARG ARG SER LYS ILE ALA VAL PHE ASP          
SEQRES  13 C  263  LYS MET TRP THR TYR MET ARG SER ALA GLU PRO SER VAL          
SEQRES  14 C  263  PHE VAL ARG THR THR ALA GLU GLY VAL ALA ARG VAL ARG          
SEQRES  15 C  263  LYS SER LYS GLY LYS TYR ALA PHE LEU LEU GLU SER THR          
SEQRES  16 C  263  MET ASN GLU TYR ILE GLU GLN ARG LYS PRO CYS ASP THR          
SEQRES  17 C  263  MET LYS VAL GLY GLY ASN LEU ASP SER LYS GLY TYR GLY          
SEQRES  18 C  263  ILE ALA THR PRO LYS GLY SER SER LEU GLY ASN ALA VAL          
SEQRES  19 C  263  ASN LEU ALA VAL LEU LYS LEU ASN GLU GLN GLY LEU LEU          
SEQRES  20 C  263  ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP LYS GLY GLU          
SEQRES  21 C  263  CYS GLY SER                                                  
HET     ZN  A1204       1                                                       
HET    AM1  A1200      15                                                       
HET    ACT  B1203       4                                                       
HET     ZN  B1205       1                                                       
HET     ZN  B1206       1                                                       
HET     ZN  B1207       1                                                       
HET     ZN  B1209       1                                                       
HET    AM1  B1201      15                                                       
HET     ZN  C1208       1                                                       
HET    AM1  C1202      15                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM     AM1 (S)-2-AMINO-3-(3-CARBOXY-5-METHYLISOXAZOL-4-YL)                  
HETNAM   2 AM1  PROPIONIC ACID                                                  
HETNAM     ACT ACETATE ION                                                      
HETSYN     AM1 ACPA                                                             
FORMUL   4   ZN    6(ZN 2+)                                                     
FORMUL   5  AM1    3(C8 H10 N2 O5)                                              
FORMUL   6  ACT    C2 H3 O2 1-                                                  
FORMUL  14  HOH   *852(H2 O)                                                    
HELIX    1   1 ASN A   22  LEU A   26  5                                   5    
HELIX    2   2 GLU A   27  GLU A   30  5                                   4    
HELIX    3   3 GLY A   34  GLY A   48  1                                  15    
HELIX    4   4 ASN A   72  TYR A   80  1                                   9    
HELIX    5   5 THR A   93  GLU A   98  1                                   6    
HELIX    6   6 SER A  123  LYS A  129  1                                   7    
HELIX    7   7 GLY A  141  SER A  150  1                                  10    
HELIX    8   8 ILE A  152  SER A  164  1                                  13    
HELIX    9   9 THR A  173  SER A  184  1                                  12    
HELIX   10  10 SER A  194  GLU A  201  1                                   8    
HELIX   11  11 LEU A  230  GLN A  244  1                                  15    
HELIX   12  12 GLY A  245  TYR A  256  1                                  12    
HELIX   13  13 GLY B   28  GLU B   30  5                                   3    
HELIX   14  14 GLY B   34  GLY B   48  1                                  15    
HELIX   15  15 ASN B   72  TYR B   80  1                                   9    
HELIX   16  16 THR B   93  GLU B   98  1                                   6    
HELIX   17  17 SER B  123  LYS B  129  1                                   7    
HELIX   18  18 GLY B  141  SER B  150  1                                  10    
HELIX   19  19 ILE B  152  ALA B  165  1                                  14    
HELIX   20  20 THR B  173  SER B  184  1                                  12    
HELIX   21  21 SER B  194  GLN B  202  1                                   9    
HELIX   22  22 LEU B  230  GLN B  244  1                                  15    
HELIX   23  23 GLY B  245  TYR B  256  1                                  12    
HELIX   24  24 ASN C   22  LEU C   26  5                                   5    
HELIX   25  25 GLU C   27  GLU C   30  5                                   4    
HELIX   26  26 GLY C   34  GLY C   48  1                                  15    
HELIX   27  27 ASN C   72  TYR C   80  1                                   9    
HELIX   28  28 THR C   93  GLU C   98  1                                   6    
HELIX   29  29 SER C  123  LYS C  129  1                                   7    
HELIX   30  30 GLY C  141  SER C  150  1                                  10    
HELIX   31  31 ILE C  152  ALA C  165  1                                  14    
HELIX   32  32 THR C  173  SER C  184  1                                  12    
HELIX   33  33 SER C  194  GLU C  201  1                                   8    
HELIX   34  34 LEU C  230  GLN C  244  1                                  15    
HELIX   35  35 GLY C  245  TYR C  256  1                                  12    
SHEET    1   A 3 TYR A  51  ILE A  55  0                                        
SHEET    2   A 3 VAL A   6  THR A  10  1  N  VAL A   8   O  LYS A  52           
SHEET    3   A 3 ILE A  85  ALA A  86  1  O  ILE A  85   N  THR A   9           
SHEET    1   B 2 MET A  18  MET A  19  0                                        
SHEET    2   B 2 TYR A  32  GLU A  33 -1  O  GLU A  33   N  MET A  18           
SHEET    1   C 2 ILE A 100  PHE A 102  0                                        
SHEET    2   C 2 ALA A 223  PRO A 225 -1  O  THR A 224   N  ASP A 101           
SHEET    1   D 2 MET A 107  LEU A 109  0                                        
SHEET    2   D 2 LYS A 218  TYR A 220 -1  O  LYS A 218   N  LEU A 109           
SHEET    1   E 4 ALA A 134  GLY A 136  0                                        
SHEET    2   E 4 TYR A 188  GLU A 193  1  O  ALA A 189   N  ALA A 134           
SHEET    3   E 4 ILE A 111  LYS A 116 -1  N  SER A 112   O  LEU A 192           
SHEET    4   E 4 THR A 208  VAL A 211 -1  O  VAL A 211   N  ILE A 113           
SHEET    1   F 3 TYR B  51  ILE B  55  0                                        
SHEET    2   F 3 VAL B   6  THR B  10  1  N  VAL B   8   O  THR B  54           
SHEET    3   F 3 ILE B  85  ALA B  86  1  O  ILE B  85   N  THR B   9           
SHEET    1   G 2 MET B  18  MET B  19  0                                        
SHEET    2   G 2 TYR B  32  GLU B  33 -1  O  GLU B  33   N  MET B  18           
SHEET    1   H 2 ILE B 100  PHE B 102  0                                        
SHEET    2   H 2 ALA B 223  PRO B 225 -1  O  THR B 224   N  ASP B 101           
SHEET    1   I 2 MET B 107  LEU B 109  0                                        
SHEET    2   I 2 LYS B 218  TYR B 220 -1  O  LYS B 218   N  LEU B 109           
SHEET    1   J 4 ALA B 134  GLY B 136  0                                        
SHEET    2   J 4 TYR B 188  GLU B 193  1  O  LEU B 191   N  GLY B 136           
SHEET    3   J 4 ILE B 111  LYS B 116 -1  N  SER B 112   O  LEU B 192           
SHEET    4   J 4 THR B 208  VAL B 211 -1  O  MET B 209   N  ILE B 115           
SHEET    1   K 3 TYR C  51  ILE C  55  0                                        
SHEET    2   K 3 VAL C   6  THR C  10  1  N  VAL C   8   O  LYS C  52           
SHEET    3   K 3 ILE C  85  ALA C  86  1  O  ILE C  85   N  THR C   9           
SHEET    1   L 2 MET C  18  MET C  19  0                                        
SHEET    2   L 2 TYR C  32  GLU C  33 -1  O  GLU C  33   N  MET C  18           
SHEET    1   M 2 ILE C 100  PHE C 102  0                                        
SHEET    2   M 2 ALA C 223  PRO C 225 -1  O  THR C 224   N  ASP C 101           
SHEET    1   N 2 MET C 107  LEU C 109  0                                        
SHEET    2   N 2 LYS C 218  TYR C 220 -1  O  LYS C 218   N  LEU C 109           
SHEET    1   O 4 ALA C 134  THR C 137  0                                        
SHEET    2   O 4 TYR C 188  GLU C 193  1  O  ALA C 189   N  ALA C 134           
SHEET    3   O 4 ILE C 111  LYS C 116 -1  N  MET C 114   O  PHE C 190           
SHEET    4   O 4 THR C 208  VAL C 211 -1  O  MET C 209   N  ILE C 115           
SSBOND   1 CYS A  206    CYS A  261                          1555   1555  2.03  
SSBOND   2 CYS B  206    CYS B  261                          1555   1555  2.03  
SSBOND   3 CYS C  206    CYS C  261                          1555   1555  2.03  
LINK         NE2 HIS A  23                ZN    ZN A1204     1555   1555  2.08  
LINK         OE1 GLU A  42                ZN    ZN B1205     1555   1555  2.02  
LINK         NE2 HIS A  46                ZN    ZN B1205     1555   1555  2.16  
LINK         OE1 GLU A 166                ZN    ZN B1207     3657   1555  2.75  
LINK         OE2 GLU A 166                ZN    ZN B1207     3657   1555  2.11  
LINK        ZN    ZN A1204                 O   HOH A1420     1555   1555  2.10  
LINK        ZN    ZN A1204                 OD2 ASP C  65     1555   4557  2.12  
LINK        ZN    ZN A1204                 O   HOH C1463     1555   4557  2.00  
LINK         NE2 HIS B  23                ZN    ZN B1206     1555   1555  2.01  
LINK         OE2 GLU B  30                ZN    ZN B1206     1555   1555  2.01  
LINK         OE1 GLU B  42                ZN    ZN B1207     1555   1555  2.06  
LINK         NE2 HIS B  46                ZN    ZN B1207     1555   1555  1.89  
LINK         OE1 GLU B 166                ZN    ZN B1205     1555   1555  1.93  
LINK         OE2 GLU B 166                ZN    ZN B1205     1555   1555  2.49  
LINK        ZN    ZN B1206                 NE2 HIS C  23     1555   4557  2.01  
LINK        ZN    ZN B1206                 OE1 GLU C  24     1555   4557  2.20  
LINK        ZN    ZN B1207                 O   HOH B1529     1555   1555  1.93  
LINK        ZN    ZN B1209                 O   HOH B1342     1555   1555  2.27  
LINK         OE1 GLU C  42                ZN    ZN C1208     1555   1555  2.21  
LINK         NE2 HIS C  46                ZN    ZN C1208     1555   1555  2.16  
CISPEP   1 SER A   14    PRO A   15          0        -0.01                     
CISPEP   2 GLU A  166    PRO A  167          0        -0.03                     
CISPEP   3 LYS A  204    PRO A  205          0         0.30                     
CISPEP   4 SER B   14    PRO B   15          0        -0.41                     
CISPEP   5 GLU B  166    PRO B  167          0        -0.18                     
CISPEP   6 LYS B  204    PRO B  205          0         0.16                     
CISPEP   7 SER C   14    PRO C   15          0         0.42                     
CISPEP   8 GLU C  166    PRO C  167          0        -0.39                     
CISPEP   9 LYS C  204    PRO C  205          0        -0.36                     
SITE     1 AC1  5 LYS A  45  LYS B 144  PHE B 170   ZN B1209                    
SITE     2 AC1  5 HOH B1216                                                     
SITE     1 AC2  4 HIS A  23  HOH A1420  ASP C  65  HOH C1463                    
SITE     1 AC3  4 GLU A  42  HIS A  46  GLU B 166   ZN B1209                    
SITE     1 AC4  4 HIS B  23  GLU B  30  HIS C  23  GLU C  24                    
SITE     1 AC5  6 GLU A 166  GLU B  42  LYS B  45  HIS B  46                    
SITE     2 AC5  6 LEU B 241  HOH B1529                                          
SITE     1 AC6  3 GLU C  42  LYS C  45  HIS C  46                               
SITE     1 AC7  3 ACT B1203   ZN B1205  HOH B1342                               
SITE     1 AC8 14 TYR A  61  PRO A  89  LEU A  90  THR A  91                    
SITE     2 AC8 14 ARG A  96  GLY A 141  SER A 142  THR A 143                    
SITE     3 AC8 14 LEU A 192  GLU A 193  MET A 196  TYR A 220                    
SITE     4 AC8 14 HOH A1230  HOH A1254                                          
SITE     1 AC9 14 TYR B  61  PRO B  89  LEU B  90  THR B  91                    
SITE     2 AC9 14 ARG B  96  GLY B 141  SER B 142  THR B 143                    
SITE     3 AC9 14 LEU B 192  GLU B 193  MET B 196  TYR B 220                    
SITE     4 AC9 14 HOH B1254  HOH B1280                                          
SITE     1 BC1 14 TYR C  61  PRO C  89  LEU C  90  THR C  91                    
SITE     2 BC1 14 ARG C  96  GLY C 141  SER C 142  THR C 143                    
SITE     3 BC1 14 LEU C 192  GLU C 193  MET C 196  TYR C 220                    
SITE     4 BC1 14 HOH C1245  HOH C1255                                          
CRYST1  113.744  163.400   47.084  90.00  90.00  90.00 P 21 21 2    12          
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      0.008792  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.006120  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.021239        0.00000