PDB Short entry for 2COJ
HEADER    TRANSFERASE                             17-MAY-05   2COJ              
TITLE     CRYSTAL STRUCTURE OF REDUCED HUMAN CYTOSOLIC BRANCHED-CHAIN           
TITLE    2 AMINOTRANSFERASE COMPLEXED WITH GABAPENTIN                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: BRANCHED CHAIN AMINOTRANSFERASE 1, CYTOSOLIC;              
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 2.6.1.42;                                                        
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    PLP-DEPENDENT ENZYME, TRANSFERASE                                     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.GOTO                                                                
REVDAT   4   13-JUL-11 2COJ    1       VERSN                                    
REVDAT   3   24-FEB-09 2COJ    1       VERSN                                    
REVDAT   2   06-DEC-05 2COJ    1       JRNL                                     
REVDAT   1   30-AUG-05 2COJ    0                                                
JRNL        AUTH   M.GOTO,I.MIYAHARA,K.HIROTSU,M.CONWAY,N.YENNAWAR,M.M.ISLAM,   
JRNL        AUTH 2 S.M.HUTSON                                                   
JRNL        TITL   STRUCTURAL DETERMINANTS FOR BRANCHED-CHAIN AMINOTRANSFERASE  
JRNL        TITL 2 ISOZYME-SPECIFIC INHIBITION BY THE ANTICONVULSANT DRUG       
JRNL        TITL 3 GABAPENTIN                                                   
JRNL        REF    J.BIOL.CHEM.                  V. 280 37246 2005              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   16141215                                                     
JRNL        DOI    10.1074/JBC.M506486200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.40 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
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 : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.40                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 42.44                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 2689713.470                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 91.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 28651                          
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) : 0.213                           
REMARK   3   FREE R VALUE                     : 0.272                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 2873                            
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) : 2.40                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.55                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 98.10                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 4594                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2670                       
REMARK   3   BIN FREE R VALUE                    : 0.3400                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 9.20                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 468                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.016                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5653                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 55                                      
REMARK   3   SOLVENT ATOMS            : 148                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 34.20                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 33.30                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -16.26000                                            
REMARK   3    B22 (A**2) : 10.01000                                             
REMARK   3    B33 (A**2) : 6.26000                                              
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) : 0.29                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.27                            
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) : 0.40                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.40                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.40                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.30                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.92                            
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) : 1.350 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.110 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 20.130; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 18.620; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.34                                                 
REMARK   3   BSOL        : 30.65                                                
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  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : CNS_LOCAL:PARAM.PLP                            
REMARK   3  PARAMETER FILE  4  : CNS_LOCAL:PARAM.ETC                            
REMARK   3  PARAMETER FILE  5  : GBP.PAR                                        
REMARK   3  PARAMETER FILE  6  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  7  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER_REP.TOP                                  
REMARK   3  TOPOLOGY FILE  3   : CNS_LOCAL:TOP.PLP                              
REMARK   3  TOPOLOGY FILE  4   : CNS_LOCAL:TOP.ETC                              
REMARK   3  TOPOLOGY FILE  5   : GBP.TOP                                        
REMARK   3  TOPOLOGY FILE  6   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  7   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2COJ COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 23-MAY-05.                  
REMARK 100 THE RCSB ID CODE IS RCSB024451.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 18-JUN-03                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : PHOTON FACTORY                     
REMARK 200  BEAMLINE                       : AR-NW12A                           
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 4                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 28933                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.400                              
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     (%) : 92.1                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.40                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.49                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.20                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG4000, MAGNESIUM CHLORIDE, PH 7.5,     
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
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       33.43500            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       54.91000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       53.31500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       54.91000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       33.43500            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       53.31500            
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 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 7020 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 25970 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -45.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A     1                                                      
REMARK 465     LYS A     2                                                      
REMARK 465     ASP A     3                                                      
REMARK 465     CYS A     4                                                      
REMARK 465     SER A     5                                                      
REMARK 465     ASN A     6                                                      
REMARK 465     GLY A     7                                                      
REMARK 465     CYS A     8                                                      
REMARK 465     SER A     9                                                      
REMARK 465     ALA A    10                                                      
REMARK 465     GLU A    11                                                      
REMARK 465     CYS A    12                                                      
REMARK 465     THR A    13                                                      
REMARK 465     GLY A    14                                                      
REMARK 465     GLU A    15                                                      
REMARK 465     GLY A    16                                                      
REMARK 465     GLY A    17                                                      
REMARK 465     SER A    18                                                      
REMARK 465     LYS A    19                                                      
REMARK 465     GLU A    20                                                      
REMARK 465     VAL A    21                                                      
REMARK 465     ASN A    46                                                      
REMARK 465     SER A   195                                                      
REMARK 465     SER A   196                                                      
REMARK 465     GLY A   197                                                      
REMARK 465     THR A   198                                                      
REMARK 465     SER A   386                                                      
REMARK 465     MET B     1                                                      
REMARK 465     LYS B     2                                                      
REMARK 465     ASP B     3                                                      
REMARK 465     CYS B     4                                                      
REMARK 465     SER B     5                                                      
REMARK 465     ASN B     6                                                      
REMARK 465     GLY B     7                                                      
REMARK 465     CYS B     8                                                      
REMARK 465     SER B     9                                                      
REMARK 465     ALA B    10                                                      
REMARK 465     GLU B    11                                                      
REMARK 465     CYS B    12                                                      
REMARK 465     THR B    13                                                      
REMARK 465     GLY B    14                                                      
REMARK 465     GLU B    15                                                      
REMARK 465     GLY B    16                                                      
REMARK 465     GLY B    17                                                      
REMARK 465     SER B    18                                                      
REMARK 465     LYS B    19                                                      
REMARK 465     GLU B    20                                                      
REMARK 465     VAL B    21                                                      
REMARK 465     VAL B    22                                                      
REMARK 465     GLY B    23                                                      
REMARK 465     SER B   195                                                      
REMARK 465     SER B   196                                                      
REMARK 465     GLY B   197                                                      
REMARK 465     THR B   198                                                      
REMARK 465     SER B   386                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     LYS A  28    CG   CD   CE   NZ                                   
REMARK 470     GLU A  40    CG   CD   OE1  OE2                                  
REMARK 470     ASN A  45    CG   OD1                                            
REMARK 470     ARG A 122    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASN A 200    CG   OD1                                            
REMARK 470     LYS A 209    CG   CD   CE   NZ                                   
REMARK 470     LYS A 360    CG   CD   CE   NZ                                   
REMARK 470     LYS B  28    CG   CD   CE   NZ                                   
REMARK 470     GLN B  77    CG   CD   OE1  NE2                                  
REMARK 470     GLU B 378    CG   CD   OE1  OE2                                  
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 A  44       -4.01    -56.66                                   
REMARK 500    SER A  85      129.76    -37.61                                   
REMARK 500    ASP A 148       33.96    -99.15                                   
REMARK 500    VAL A 152      103.65    -59.60                                   
REMARK 500    PRO A 153      135.26    -34.56                                   
REMARK 500    PRO A 171       44.05    -74.80                                   
REMARK 500    ASN A 200       85.30   -153.65                                   
REMARK 500    PRO A 201      153.60    -48.42                                   
REMARK 500    THR A 260       47.22   -108.42                                   
REMARK 500    PRO A 287       92.47    -66.70                                   
REMARK 500    VAL A 336      -60.91     71.02                                   
REMARK 500    PRO A 353       19.48    -66.87                                   
REMARK 500    ASN A 357       37.78   -142.72                                   
REMARK 500    GLN B 149      -39.88    -39.95                                   
REMARK 500    THR B 260       49.59   -105.52                                   
REMARK 500    VAL B 336      -64.71     85.21                                   
REMARK 500    TYR B 345     -117.80   -114.80                                   
REMARK 500    LYS B 346       54.45    -68.87                                   
REMARK 500    PRO B 353       22.48    -60.65                                   
REMARK 500    ARG B 379      140.84   -173.68                                   
REMARK 500    ASP B 380       10.92    -54.57                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH B 492        DISTANCE =  5.06 ANGSTROMS                       
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG B 430  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH B 433   O                                                      
REMARK 620 2 HOH B 500   O    87.5                                              
REMARK 620 3 ASP B 133   OD1  62.9 146.0                                        
REMARK 620 4 HOH B 442   O    64.6  86.8  66.2                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 430                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP A 410                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP B 410                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GBN A 420                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GBN B 420                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2COG   RELATED DB: PDB                                   
REMARK 900 OXIDIZED CYTOSOLIC BRANCHED-CHAIN AMINOTRANSFERASE                   
REMARK 900 COMPLEXED WITH 4-METHYLVALERATE                                      
REMARK 900 RELATED ID: 2COI   RELATED DB: PDB                                   
REMARK 900 OXIDIZED CYTOSOLIC BRANCHED-CHAIN AMINOTRANSFERASE                   
REMARK 900 COMPLEXED WITH GABAPENTIN                                            
DBREF  2COJ A    1   386  UNP    P54687   BCAT1_HUMAN      1    386             
DBREF  2COJ B    1   386  UNP    P54687   BCAT1_HUMAN      1    386             
SEQADV 2COJ ARG A  379  UNP  P54687    SER   379 ENGINEERED                     
SEQADV 2COJ ARG B  379  UNP  P54687    SER   379 ENGINEERED                     
SEQRES   1 A  386  MET LYS ASP CYS SER ASN GLY CYS SER ALA GLU CYS THR          
SEQRES   2 A  386  GLY GLU GLY GLY SER LYS GLU VAL VAL GLY THR PHE LYS          
SEQRES   3 A  386  ALA LYS ASP LEU ILE VAL THR PRO ALA THR ILE LEU LYS          
SEQRES   4 A  386  GLU LYS PRO ASP PRO ASN ASN LEU VAL PHE GLY THR VAL          
SEQRES   5 A  386  PHE THR ASP HIS MET LEU THR VAL GLU TRP SER SER GLU          
SEQRES   6 A  386  PHE GLY TRP GLU LYS PRO HIS ILE LYS PRO LEU GLN ASN          
SEQRES   7 A  386  LEU SER LEU HIS PRO GLY SER SER ALA LEU HIS TYR ALA          
SEQRES   8 A  386  VAL GLU LEU PHE GLU GLY LEU LYS ALA PHE ARG GLY VAL          
SEQRES   9 A  386  ASP ASN LYS ILE ARG LEU PHE GLN PRO ASN LEU ASN MET          
SEQRES  10 A  386  ASP ARG MET TYR ARG SER ALA VAL ARG ALA THR LEU PRO          
SEQRES  11 A  386  VAL PHE ASP LYS GLU GLU LEU LEU GLU CYS ILE GLN GLN          
SEQRES  12 A  386  LEU VAL LYS LEU ASP GLN GLU TRP VAL PRO TYR SER THR          
SEQRES  13 A  386  SER ALA SER LEU TYR ILE ARG PRO THR PHE ILE GLY THR          
SEQRES  14 A  386  GLU PRO SER LEU GLY VAL LYS LYS PRO THR LYS ALA LEU          
SEQRES  15 A  386  LEU PHE VAL LEU LEU SER PRO VAL GLY PRO TYR PHE SER          
SEQRES  16 A  386  SER GLY THR PHE ASN PRO VAL SER LEU TRP ALA ASN PRO          
SEQRES  17 A  386  LYS TYR VAL ARG ALA TRP LYS GLY GLY THR GLY ASP CYS          
SEQRES  18 A  386  LYS MET GLY GLY ASN TYR GLY SER SER LEU PHE ALA GLN          
SEQRES  19 A  386  CYS GLU ALA VAL ASP ASN GLY CYS GLN GLN VAL LEU TRP          
SEQRES  20 A  386  LEU TYR GLY GLU ASP HIS GLN ILE THR GLU VAL GLY THR          
SEQRES  21 A  386  MET ASN LEU PHE LEU TYR TRP ILE ASN GLU ASP GLY GLU          
SEQRES  22 A  386  GLU GLU LEU ALA THR PRO PRO LEU ASP GLY ILE ILE LEU          
SEQRES  23 A  386  PRO GLY VAL THR ARG ARG CYS ILE LEU ASP LEU ALA HIS          
SEQRES  24 A  386  GLN TRP GLY GLU PHE LYS VAL SER GLU ARG TYR LEU THR          
SEQRES  25 A  386  MET ASP ASP LEU THR THR ALA LEU GLU GLY ASN ARG VAL          
SEQRES  26 A  386  ARG GLU MET PHE GLY SER GLY THR ALA CYS VAL VAL CYS          
SEQRES  27 A  386  PRO VAL SER ASP ILE LEU TYR LYS GLY GLU THR ILE HIS          
SEQRES  28 A  386  ILE PRO THR MET GLU ASN GLY PRO LYS LEU ALA SER ARG          
SEQRES  29 A  386  ILE LEU SER LYS LEU THR ASP ILE GLN TYR GLY ARG GLU          
SEQRES  30 A  386  GLU ARG ASP TRP THR ILE VAL LEU SER                          
SEQRES   1 B  386  MET LYS ASP CYS SER ASN GLY CYS SER ALA GLU CYS THR          
SEQRES   2 B  386  GLY GLU GLY GLY SER LYS GLU VAL VAL GLY THR PHE LYS          
SEQRES   3 B  386  ALA LYS ASP LEU ILE VAL THR PRO ALA THR ILE LEU LYS          
SEQRES   4 B  386  GLU LYS PRO ASP PRO ASN ASN LEU VAL PHE GLY THR VAL          
SEQRES   5 B  386  PHE THR ASP HIS MET LEU THR VAL GLU TRP SER SER GLU          
SEQRES   6 B  386  PHE GLY TRP GLU LYS PRO HIS ILE LYS PRO LEU GLN ASN          
SEQRES   7 B  386  LEU SER LEU HIS PRO GLY SER SER ALA LEU HIS TYR ALA          
SEQRES   8 B  386  VAL GLU LEU PHE GLU GLY LEU LYS ALA PHE ARG GLY VAL          
SEQRES   9 B  386  ASP ASN LYS ILE ARG LEU PHE GLN PRO ASN LEU ASN MET          
SEQRES  10 B  386  ASP ARG MET TYR ARG SER ALA VAL ARG ALA THR LEU PRO          
SEQRES  11 B  386  VAL PHE ASP LYS GLU GLU LEU LEU GLU CYS ILE GLN GLN          
SEQRES  12 B  386  LEU VAL LYS LEU ASP GLN GLU TRP VAL PRO TYR SER THR          
SEQRES  13 B  386  SER ALA SER LEU TYR ILE ARG PRO THR PHE ILE GLY THR          
SEQRES  14 B  386  GLU PRO SER LEU GLY VAL LYS LYS PRO THR LYS ALA LEU          
SEQRES  15 B  386  LEU PHE VAL LEU LEU SER PRO VAL GLY PRO TYR PHE SER          
SEQRES  16 B  386  SER GLY THR PHE ASN PRO VAL SER LEU TRP ALA ASN PRO          
SEQRES  17 B  386  LYS TYR VAL ARG ALA TRP LYS GLY GLY THR GLY ASP CYS          
SEQRES  18 B  386  LYS MET GLY GLY ASN TYR GLY SER SER LEU PHE ALA GLN          
SEQRES  19 B  386  CYS GLU ALA VAL ASP ASN GLY CYS GLN GLN VAL LEU TRP          
SEQRES  20 B  386  LEU TYR GLY GLU ASP HIS GLN ILE THR GLU VAL GLY THR          
SEQRES  21 B  386  MET ASN LEU PHE LEU TYR TRP ILE ASN GLU ASP GLY GLU          
SEQRES  22 B  386  GLU GLU LEU ALA THR PRO PRO LEU ASP GLY ILE ILE LEU          
SEQRES  23 B  386  PRO GLY VAL THR ARG ARG CYS ILE LEU ASP LEU ALA HIS          
SEQRES  24 B  386  GLN TRP GLY GLU PHE LYS VAL SER GLU ARG TYR LEU THR          
SEQRES  25 B  386  MET ASP ASP LEU THR THR ALA LEU GLU GLY ASN ARG VAL          
SEQRES  26 B  386  ARG GLU MET PHE GLY SER GLY THR ALA CYS VAL VAL CYS          
SEQRES  27 B  386  PRO VAL SER ASP ILE LEU TYR LYS GLY GLU THR ILE HIS          
SEQRES  28 B  386  ILE PRO THR MET GLU ASN GLY PRO LYS LEU ALA SER ARG          
SEQRES  29 B  386  ILE LEU SER LYS LEU THR ASP ILE GLN TYR GLY ARG GLU          
SEQRES  30 B  386  GLU ARG ASP TRP THR ILE VAL LEU SER                          
HET     MG  B 430       1                                                       
HET    PLP  A 410      15                                                       
HET    PLP  B 410      15                                                       
HET    GBN  A 420      12                                                       
HET    GBN  B 420      12                                                       
HETNAM      MG MAGNESIUM ION                                                    
HETNAM     PLP PYRIDOXAL-5'-PHOSPHATE                                           
HETNAM     GBN [1-(AMINOMETHYL)CYCLOHEXYL]ACETIC ACID                           
HETSYN     PLP VITAMIN B6 PHOSPHATE                                             
HETSYN     GBN GABAPENTIN                                                       
FORMUL   3   MG    MG 2+                                                        
FORMUL   4  PLP    2(C8 H10 N O6 P)                                             
FORMUL   6  GBN    2(C9 H17 N O2)                                               
FORMUL   8  HOH   *148(H2 O)                                                    
HELIX    1   1 LYS A   26  LEU A   30  5                                   5    
HELIX    2   2 SER A   85  TYR A   90  1                                   6    
HELIX    3   3 GLN A  112  THR A  128  1                                  17    
HELIX    4   4 ASP A  133  ASP A  148  1                                  16    
HELIX    5   5 GLN A  149  VAL A  152  5                                   4    
HELIX    6   6 GLY A  224  SER A  229  1                                   6    
HELIX    7   7 SER A  230  ASN A  240  1                                  11    
HELIX    8   8 GLY A  288  GLY A  302  1                                  15    
HELIX    9   9 THR A  312  GLU A  321  1                                  10    
HELIX   10  10 THR A  354  GLY A  358  5                                   5    
HELIX   11  11 PRO A  359  TYR A  374  1                                  16    
HELIX   12  12 LYS B   26  LEU B   30  5                                   5    
HELIX   13  13 SER B   85  TYR B   90  1                                   6    
HELIX   14  14 GLN B  112  THR B  128  1                                  17    
HELIX   15  15 ASP B  133  ASP B  148  1                                  16    
HELIX   16  16 GLN B  149  VAL B  152  5                                   4    
HELIX   17  17 MET B  223  TYR B  227  5                                   5    
HELIX   18  18 SER B  230  ASP B  239  1                                  10    
HELIX   19  19 GLY B  288  GLY B  302  1                                  15    
HELIX   20  20 THR B  312  GLU B  321  1                                  10    
HELIX   21  21 THR B  354  GLY B  358  5                                   5    
HELIX   22  22 PRO B  359  TYR B  374  1                                  16    
SHEET    1   A 6 ILE A  31  VAL A  32  0                                        
SHEET    2   A 6 HIS A  72  PRO A  75  1  O  ILE A  73   N  ILE A  31           
SHEET    3   A 6 HIS A  56  SER A  63 -1  N  MET A  57   O  LYS A  74           
SHEET    4   A 6 LYS A 180  VAL A 190 -1  O  ALA A 181   N  TRP A  62           
SHEET    5   A 6 SER A 159  GLY A 168 -1  N  SER A 159   O  VAL A 190           
SHEET    6   A 6 GLU A  93  PHE A  95 -1  N  LEU A  94   O  PHE A 166           
SHEET    1   B 7 GLY A  67  TRP A  68  0                                        
SHEET    2   B 7 HIS A  56  SER A  63 -1  N  SER A  63   O  GLY A  67           
SHEET    3   B 7 LYS A 180  VAL A 190 -1  O  ALA A 181   N  TRP A  62           
SHEET    4   B 7 SER A 159  GLY A 168 -1  N  SER A 159   O  VAL A 190           
SHEET    5   B 7 LEU A  98  ARG A 102 -1  N  LEU A  98   O  ILE A 162           
SHEET    6   B 7 ILE A 108  PHE A 111 -1  O  ARG A 109   N  PHE A 101           
SHEET    7   B 7 THR A 382  VAL A 384 -1  O  ILE A 383   N  LEU A 110           
SHEET    1   C 2 LEU A  79  LEU A  81  0                                        
SHEET    2   C 2 LEU B  79  LEU B  81 -1  O  LEU B  81   N  LEU A  79           
SHEET    1   D 8 LYS A 305  GLU A 308  0                                        
SHEET    2   D 8 GLU A 274  THR A 278  1  N  LEU A 276   O  LYS A 305           
SHEET    3   D 8 MET A 261  ILE A 268 -1  N  TRP A 267   O  GLU A 275           
SHEET    4   D 8 GLN A 254  VAL A 258 -1  N  VAL A 258   O  MET A 261           
SHEET    5   D 8 GLN A 244  TYR A 249 -1  N  TYR A 249   O  GLN A 254           
SHEET    6   D 8 VAL A 202  ALA A 206  1  N  TRP A 205   O  LEU A 246           
SHEET    7   D 8 VAL A 336  TYR A 345  1  O  LEU A 344   N  LEU A 204           
SHEET    8   D 8 GLU A 348  HIS A 351 -1  O  GLU A 348   N  TYR A 345           
SHEET    1   E 6 LYS A 305  GLU A 308  0                                        
SHEET    2   E 6 GLU A 274  THR A 278  1  N  LEU A 276   O  LYS A 305           
SHEET    3   E 6 MET A 261  ILE A 268 -1  N  TRP A 267   O  GLU A 275           
SHEET    4   E 6 VAL A 325  GLY A 332 -1  O  PHE A 329   N  PHE A 264           
SHEET    5   E 6 VAL A 336  TYR A 345 -1  O  CYS A 338   N  GLY A 330           
SHEET    6   E 6 GLU A 348  HIS A 351 -1  O  GLU A 348   N  TYR A 345           
SHEET    1   F 6 ILE B  31  VAL B  32  0                                        
SHEET    2   F 6 HIS B  72  PRO B  75  1  O  ILE B  73   N  ILE B  31           
SHEET    3   F 6 HIS B  56  SER B  63 -1  N  THR B  59   O  HIS B  72           
SHEET    4   F 6 LYS B 180  VAL B 190 -1  O  ALA B 181   N  TRP B  62           
SHEET    5   F 6 SER B 159  GLY B 168 -1  N  THR B 165   O  PHE B 184           
SHEET    6   F 6 GLU B  93  PHE B  95 -1  N  LEU B  94   O  PHE B 166           
SHEET    1   G 7 GLY B  67  TRP B  68  0                                        
SHEET    2   G 7 HIS B  56  SER B  63 -1  N  SER B  63   O  GLY B  67           
SHEET    3   G 7 LYS B 180  VAL B 190 -1  O  ALA B 181   N  TRP B  62           
SHEET    4   G 7 SER B 159  GLY B 168 -1  N  THR B 165   O  PHE B 184           
SHEET    5   G 7 LEU B  98  ARG B 102 -1  N  LEU B  98   O  ILE B 162           
SHEET    6   G 7 ILE B 108  PHE B 111 -1  O  ARG B 109   N  PHE B 101           
SHEET    7   G 7 THR B 382  VAL B 384 -1  O  ILE B 383   N  LEU B 110           
SHEET    1   H 8 LYS B 305  GLU B 308  0                                        
SHEET    2   H 8 GLU B 274  THR B 278  1  N  LEU B 276   O  SER B 307           
SHEET    3   H 8 MET B 261  ILE B 268 -1  N  TRP B 267   O  GLU B 275           
SHEET    4   H 8 GLN B 254  VAL B 258 -1  N  VAL B 258   O  MET B 261           
SHEET    5   H 8 GLN B 244  TYR B 249 -1  N  TYR B 249   O  GLN B 254           
SHEET    6   H 8 VAL B 202  TRP B 205  1  N  TRP B 205   O  GLN B 244           
SHEET    7   H 8 VAL B 336  LEU B 344  1  O  LEU B 344   N  LEU B 204           
SHEET    8   H 8 THR B 349  HIS B 351 -1  O  ILE B 350   N  ILE B 343           
SHEET    1   I 6 LYS B 305  GLU B 308  0                                        
SHEET    2   I 6 GLU B 274  THR B 278  1  N  LEU B 276   O  SER B 307           
SHEET    3   I 6 MET B 261  ILE B 268 -1  N  TRP B 267   O  GLU B 275           
SHEET    4   I 6 VAL B 325  GLY B 332 -1  O  GLU B 327   N  TYR B 266           
SHEET    5   I 6 VAL B 336  LEU B 344 -1  O  VAL B 336   N  GLY B 332           
SHEET    6   I 6 THR B 349  HIS B 351 -1  O  ILE B 350   N  ILE B 343           
LINK         C4A PLP A 410                 NZ  LYS A 222     1555   1555  1.38  
LINK         C4A PLP B 410                 NZ  LYS B 222     1555   1555  1.38  
LINK        MG    MG B 430                 O   HOH B 433     1555   1555  2.46  
LINK        MG    MG B 430                 O   HOH B 500     1555   1555  2.38  
LINK        MG    MG B 430                 OD1 ASP B 133     1555   1555  2.35  
LINK        MG    MG B 430                 O   HOH B 442     1555   1555  2.38  
CISPEP   1 GLY A  358    PRO A  359          0        -0.03                     
CISPEP   2 GLY B  358    PRO B  359          0        -0.15                     
SITE     1 AC1  5 ASP B 133  GLU B 274  HOH B 433  HOH B 442                    
SITE     2 AC1  5 HOH B 500                                                     
SITE     1 AC2 14 ARG A 119  LYS A 222  TYR A 227  GLU A 257                    
SITE     2 AC2 14 THR A 260  LEU A 286  GLY A 288  VAL A 289                    
SITE     3 AC2 14 THR A 290  GLY A 332  THR A 333  HOH A 421                    
SITE     4 AC2 14 HOH A 426  HOH A 466                                          
SITE     1 AC3 14 ARG B 119  ARG B 212  LYS B 222  TYR B 227                    
SITE     2 AC3 14 GLU B 257  THR B 260  LEU B 286  GLY B 288                    
SITE     3 AC3 14 VAL B 289  THR B 290  THR B 333  HOH B 432                    
SITE     4 AC3 14 HOH B 434  HOH B 477                                          
SITE     1 AC4  9 TYR A 161  THR A 260  MET A 261  GLY A 332                    
SITE     2 AC4  9 THR A 333  ALA A 334  HOH A 469  TYR B  90                    
SITE     3 AC4  9 VAL B 175                                                     
SITE     1 AC5  9 TYR A  90  TYR B 161  ARG B 163  THR B 260                    
SITE     2 AC5  9 MET B 261  GLY B 332  THR B 333  ALA B 334                    
SITE     3 AC5  9 HOH B 509                                                     
CRYST1   66.870  106.630  109.820  90.00  90.00  90.00 P 21 21 21    8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.014954  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009378  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009106        0.00000