HEADER    SIGNALING PROTEIN                       27-JUN-08   3DLN              
TITLE     CRYSTAL STRUCTURE OF THE BINDING DOMAIN OF THE AMPA SUBUNIT GLUR3     
TITLE    2 BOUND TO GLUTAMATE                                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GLUTAMATE RECEPTOR 3;                                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: S1S2 BINDING DOMAIN;                                       
COMPND   5 SYNONYM: GLUR-3, GLUR-C, GLUR-K3, GLUTAMATE RECEPTOR IONOTROPIC, AMPA
COMPND   6 3, AMPA-SELECTIVE GLUTAMATE RECEPTOR 3;                              
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: RATTUS NORVEGICUS;                              
SOURCE   3 ORGANISM_TAXID: 10116;                                               
SOURCE   4 GENE: GRIA3, GLUR3;                                                  
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: ORIGAMI B (DE3);                           
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET22B(+)                                 
KEYWDS    GLUTAMATE RECEPTOR, GLUR3, AMPA RECEPTOR, NEUROTRANSMITTER RECEPTOR,  
KEYWDS   2 S1S2, ALTERNATIVE SPLICING, CELL JUNCTION, GLYCOPROTEIN, ION         
KEYWDS   3 TRANSPORT, IONIC CHANNEL, LIPOPROTEIN, MEMBRANE, PALMITATE,          
KEYWDS   4 PHOSPHOPROTEIN, POSTSYNAPTIC CELL MEMBRANE, SYNAPSE, TRANSMEMBRANE,  
KEYWDS   5 TRANSPORT, SIGNALING PROTEIN                                         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.H.AHMED,Q.WANG,H.SONDERMANN,R.E.OSWALD                              
REVDAT   7   30-OCT-24 3DLN    1       REMARK                                   
REVDAT   6   30-AUG-23 3DLN    1       REMARK SEQADV                            
REVDAT   5   02-AUG-17 3DLN    1       SOURCE                                   
REVDAT   4   07-APR-09 3DLN    1       AUTHOR JRNL                              
REVDAT   3   17-MAR-09 3DLN    1       HELIX                                    
REVDAT   2   24-FEB-09 3DLN    1       VERSN                                    
REVDAT   1   25-NOV-08 3DLN    0                                                
JRNL        AUTH   A.H.AHMED,Q.WANG,H.SONDERMANN,R.E.OSWALD                     
JRNL        TITL   STRUCTURE OF THE S1S2 GLUTAMATE BINDING DOMAIN OF GLUR3.     
JRNL        REF    PROTEINS                      V.  75   628 2008              
JRNL        REFN                   ISSN 0887-3585                               
JRNL        PMID   19003990                                                     
JRNL        DOI    10.1002/PROT.22274                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.91 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
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 : MLF                                             
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.91                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 86740.650                      
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 96.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 24081                          
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) : 0.197                           
REMARK   3   FREE R VALUE                     : 0.235                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 9.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2380                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.005                           
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) : 1.91                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.03                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 87.50                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 3230                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2160                       
REMARK   3   BIN FREE R VALUE                    : 0.2740                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 9.40                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 337                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.015                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2031                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 11                                      
REMARK   3   SOLVENT ATOMS            : 205                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 9.90                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 20.30                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -2.55000                                             
REMARK   3    B22 (A**2) : 1.99300                                              
REMARK   3    B33 (A**2) : 0.55700                                              
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) : 0.20                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.13                            
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) : 0.25                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.17                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.005                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.200                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 21.50                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.740                           
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) : 1.272 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.844 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.167 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.128 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : 44.64                                                
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  : CNS_TOPPAR:PROTEIN_REP.PARAM                   
REMARK   3  PARAMETER FILE  2  : CNS_TOPPAR:WATER_REP.PARAM                     
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3DLN COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-JUL-08.                  
REMARK 100 THE DEPOSITION ID IS D_1000048192.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 18-OCT-07                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : CHESS                              
REMARK 200  BEAMLINE                       : A1                                 
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97700                            
REMARK 200  MONOCHROMATOR                  : RH COATED SI                       
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 210                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 24775                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY                : 7.500                              
REMARK 200  R MERGE                    (I) : 0.13300                            
REMARK 200  R SYM                      (I) : 0.12600                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 22.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.97                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 97.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.84400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: PHENIX                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1FTJ A PROTOMER                            
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 53.98                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.67                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 15% PEG 8000, 0.2 M ZN ACETATE, 0.1 M    
REMARK 280  CACODYLATE, PH 6.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE      
REMARK 280  277K                                                                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 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                                                                      
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       68.97000            
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       68.97000            
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                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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 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     LEU A   -15                                                      
REMARK 465     VAL A   -14                                                      
REMARK 465     PRO A   -13                                                      
REMARK 465     ARG A   -12                                                      
REMARK 465     GLY A   -11                                                      
REMARK 465     SER A   -10                                                      
REMARK 465     ALA A    -9                                                      
REMARK 465     MET A    -8                                                      
REMARK 465     GLY A    -7                                                      
REMARK 465     ILE A    -6                                                      
REMARK 465     SER A    -5                                                      
REMARK 465     ASN A    -4                                                      
REMARK 465     ASP A    -3                                                      
REMARK 465     SER A    -2                                                      
REMARK 465     SER A    -1                                                      
REMARK 465     ARG A     0                                                      
REMARK 465     GLY A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     ASN A     3                                                      
REMARK 465     GLY A   262                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   OE2  GLU A    24    ZN     ZN A   301     3655     1.68            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    GLU A 260       -2.65   -153.43                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 301                  
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 THE REFERENCE SEQUENCE PROVIDED IN DBREF RECORDS                     
REMARK 999 IS OF THE ISOFORM FLIP (P19492-2).                                   
DBREF  3DLN A    3   117  UNP    P19492   GRIA3_RAT      416    530             
DBREF  3DLN A  120   262  UNP    P19492   GRIA3_RAT      658    800             
SEQADV 3DLN LEU A  -15  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN VAL A  -14  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN PRO A  -13  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN ARG A  -12  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN GLY A  -11  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN SER A  -10  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN ALA A   -9  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN MET A   -8  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN GLY A   -7  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN ILE A   -6  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN SER A   -5  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN ASN A   -4  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN ASP A   -3  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN SER A   -2  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN SER A   -1  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN ARG A    0  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN GLY A    1  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN ALA A    2  UNP  P19492              EXPRESSION TAG                 
SEQADV 3DLN GLY A  118  UNP  P19492              LINKER                         
SEQADV 3DLN THR A  119  UNP  P19492              LINKER                         
SEQADV 3DLN GLY A  262  UNP  P19492              EXPRESSION TAG                 
SEQRES   1 A  278  LEU VAL PRO ARG GLY SER ALA MET GLY ILE SER ASN ASP          
SEQRES   2 A  278  SER SER ARG GLY ALA ASN ARG THR ILE VAL VAL THR THR          
SEQRES   3 A  278  ILE LEU GLU SER PRO TYR VAL MET TYR LYS LYS ASN HIS          
SEQRES   4 A  278  GLU GLN LEU GLU GLY ASN GLU ARG TYR GLU GLY TYR CYS          
SEQRES   5 A  278  VAL ASP LEU ALA TYR GLU ILE ALA LYS HIS VAL ARG ILE          
SEQRES   6 A  278  LYS TYR LYS LEU SER ILE VAL GLY ASP GLY LYS TYR GLY          
SEQRES   7 A  278  ALA ARG ASP PRO GLU THR LYS ILE TRP ASN GLY MET VAL          
SEQRES   8 A  278  GLY GLU LEU VAL TYR GLY ARG ALA ASP ILE ALA VAL ALA          
SEQRES   9 A  278  PRO LEU THR ILE THR LEU VAL ARG GLU GLU VAL ILE ASP          
SEQRES  10 A  278  PHE SER LYS PRO PHE MET SER LEU GLY ILE SER ILE MET          
SEQRES  11 A  278  ILE LYS LYS GLY THR PRO ILE GLU SER ALA GLU ASP LEU          
SEQRES  12 A  278  ALA LYS GLN THR GLU ILE ALA TYR GLY THR LEU ASP SER          
SEQRES  13 A  278  GLY SER THR LYS GLU PHE PHE ARG ARG SER LYS ILE ALA          
SEQRES  14 A  278  VAL TYR GLU LYS MET TRP SER TYR MET LYS SER ALA GLU          
SEQRES  15 A  278  PRO SER VAL PHE THR LYS THR THR ALA ASP GLY VAL ALA          
SEQRES  16 A  278  ARG VAL ARG LYS SER LYS GLY LYS PHE ALA PHE LEU LEU          
SEQRES  17 A  278  GLU SER THR MET ASN GLU TYR ILE GLU GLN ARG LYS PRO          
SEQRES  18 A  278  CYS ASP THR MET LYS VAL GLY GLY ASN LEU ASP SER LYS          
SEQRES  19 A  278  GLY TYR GLY VAL ALA THR PRO LYS GLY SER ALA LEU GLY          
SEQRES  20 A  278  THR PRO VAL ASN LEU ALA VAL LEU LYS LEU SER GLU GLN          
SEQRES  21 A  278  GLY ILE LEU ASP LYS LEU LYS ASN LYS TRP TRP TYR ASP          
SEQRES  22 A  278  LYS GLY GLU CYS GLY                                          
HET     ZN  A 301       1                                                       
HET    GLU  A 374      10                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM     GLU GLUTAMIC ACID                                                    
FORMUL   2   ZN    ZN 2+                                                        
FORMUL   3  GLU    C5 H9 N O4                                                   
FORMUL   4  HOH   *205(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  ARG 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  ALA A  165  1                                  14    
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    
SHEET    1   A 3 TYR A  51  ILE A  55  0                                        
SHEET    2   A 3 ILE A   6  THR A  10  1  N  VAL A   8   O  SER A  54           
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  TYR 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 5 PHE A 170  THR A 171  0                                        
SHEET    2   E 5 ALA A 134  LEU A 138  1  N  THR A 137   O  THR A 171           
SHEET    3   E 5 PHE A 188  GLU A 193  1  O  LEU A 191   N  GLY A 136           
SHEET    4   E 5 ILE A 111  LYS A 116 -1  N  SER A 112   O  LEU A 192           
SHEET    5   E 5 THR A 208  VAL A 211 -1  O  MET A 209   N  ILE A 115           
SSBOND   1 CYS A  206    CYS A  261                          1555   1555  2.03  
LINK         NE2 HIS A  23                ZN    ZN A 301     1555   1555  2.02  
CISPEP   1 SER A   14    PRO A   15          0        -0.16                     
CISPEP   2 GLU A  166    PRO A  167          0        -0.08                     
CISPEP   3 LYS A  204    PRO A  205          0         0.05                     
SITE     1 AC1  2 HIS A  23  GLU A  24                                          
CRYST1   47.585   47.402  137.940  90.00  90.00  90.00 P 2 2 21      4          
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      0.021015  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.021096  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007250        0.00000