HEADER    CHLOROPHYLL BIOSYNTHESIS                26-FEB-97   4GSA              
TITLE     CRYSTAL STRUCTURE OF GLUTAMATE-1-SEMIALDEHYDE AMINOMUTASE             
TITLE    2 (AMINOTRANSFERASE) REDUCED WITH CYANOBOROHYDRATE                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: GLUTAMATE SEMIALDEHYDE AMINOTRANSFERASE;                   
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: GLUTAMATE SEMIALDEHYDE AMINOMUTASE;                         
COMPND   5 EC: 5.4.3.8;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SYNECHOCOCCUS SP.;                              
SOURCE   3 ORGANISM_TAXID: 1131;                                                
SOURCE   4 STRAIN: GR6;                                                         
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: SG13009                                    
KEYWDS    CHLOROPHYLL BIOSYNTHESIS, PYRIDOXAL-5'-PHOSPHATE, PYRIDOXAMINE-5'-    
KEYWDS   2 PHOSPHATE, ASYMMETRIC DIMER, REDUCED FORM                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.HENNIG,J.N.JANSONIUS                                                
REVDAT   4   03-APR-24 4GSA    1       REMARK SEQADV LINK                       
REVDAT   3   13-JUL-11 4GSA    1       VERSN                                    
REVDAT   2   24-FEB-09 4GSA    1       VERSN                                    
REVDAT   1   04-MAR-98 4GSA    0                                                
JRNL        AUTH   M.HENNIG,B.GRIMM,R.CONTESTABILE,R.A.JOHN,J.N.JANSONIUS       
JRNL        TITL   CRYSTAL STRUCTURE OF GLUTAMATE-1-SEMIALDEHYDE AMINOMUTASE:   
JRNL        TITL 2 AN ALPHA2-DIMERIC VITAMIN B6-DEPENDENT ENZYME WITH ASYMMETRY 
JRNL        TITL 3 IN STRUCTURE AND ACTIVE SITE REACTIVITY.                     
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V.  94  4866 1997              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   9144156                                                      
JRNL        DOI    10.1073/PNAS.94.10.4866                                      
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   M.HENNIG,B.GRIMM,M.JENNY,R.MULLER,J.N.JANSONIUS              
REMARK   1  TITL   CRYSTALLIZATION AND PRELIMINARY X-RAY ANALYSIS OF WILD-TYPE  
REMARK   1  TITL 2 AND K272A MUTANT GLUTAMATE 1-SEMIALDEHYDE AMINOTRANSFERASE   
REMARK   1  TITL 3 FROM SYNECHOCOCCUS                                           
REMARK   1  REF    J.MOL.BIOL.                   V. 242   591 1994              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 96.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 31141                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.187                           
REMARK   3   FREE R VALUE                     : 0.264                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.54                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 92.40                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1215                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3200                       
REMARK   3   BIN FREE R VALUE                    : 0.4100                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.00                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 59                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 6402                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 30                                      
REMARK   3   SOLVENT ATOMS            : 190                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 30.00                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 28.40                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.011                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.850                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 3.000 ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 2.000 ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : 6.000 ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.000 ; NULL                 
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  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4GSA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000179333.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 07-APR-95                          
REMARK 200  TEMPERATURE           (KELVIN) : 273                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : ELLIOTT GX-21                      
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : GRAPHITE(002)                      
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 31141                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 15.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.8                               
REMARK 200  DATA REDUNDANCY                : 2.900                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.07300                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 9.7000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.63                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 91.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.80                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 37.2000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.000                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR 3.1                                            
REMARK 200 STARTING MODEL: GSAT WILD-TYPE STRUCTURE                             
REMARK 200                                                                      
REMARK 200 REMARK: COFACTORS AND WATER MOLECULES WERE REJECTED FROM THE         
REMARK 200  MODEL.                                                              
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 50MM NA-CACODYLATE BUFFER PH 7.0, 200    
REMARK 280  MM MG-ACETATE, 19.5% PEG 10,000                                     
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       34.32000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       61.22000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       54.14000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       61.22000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       34.32000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       54.14000            
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: 10380 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 25290 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -57.0 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     VAL A     2                                                      
REMARK 465     THR A     3                                                      
REMARK 465     SER A     4                                                      
REMARK 465     SER A     5                                                      
REMARK 465     PRO A     6                                                      
REMARK 465     VAL B     2                                                      
REMARK 465     THR B     3                                                      
REMARK 465     SER B     4                                                      
REMARK 465     SER B     5                                                      
REMARK 465     PRO B     6                                                      
REMARK 475                                                                      
REMARK 475 ZERO OCCUPANCY RESIDUES                                              
REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY.             
REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT                
REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;                      
REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE)          
REMARK 475   M RES C  SSEQI                                                     
REMARK 475     HIS B   153                                                      
REMARK 475     ALA B   154                                                      
REMARK 475     ASP B   155                                                      
REMARK 475     MET B   156                                                      
REMARK 475     PHE B   157                                                      
REMARK 475     LEU B   158                                                      
REMARK 475     VAL B   159                                                      
REMARK 475     LYS B   160                                                      
REMARK 475     ALA B   161                                                      
REMARK 475     GLY B   162                                                      
REMARK 475     SER B   163                                                      
REMARK 475     GLY B   164                                                      
REMARK 475     VAL B   165                                                      
REMARK 475     ALA B   166                                                      
REMARK 475     THR B   167                                                      
REMARK 475     LEU B   168                                                      
REMARK 475     GLY B   169                                                      
REMARK 475     LEU B   170                                                      
REMARK 475     PRO B   171                                                      
REMARK 475     SER B   172                                                      
REMARK 475     SER B   173                                                      
REMARK 475     PRO B   174                                                      
REMARK 475     GLY B   175                                                      
REMARK 475     VAL B   176                                                      
REMARK 475     PRO B   177                                                      
REMARK 475     LYS B   178                                                      
REMARK 475     LYS B   179                                                      
REMARK 475     THR B   180                                                      
REMARK 475     THR B   181                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   C    SER A   173     CD   PRO A   174              1.75            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    SER A 173   N   -  CA  -  C   ANGL. DEV. =  20.7 DEGREES          
REMARK 500    PRO A 174   C   -  N   -  CA  ANGL. DEV. =  45.4 DEGREES          
REMARK 500    PRO A 174   C   -  N   -  CD  ANGL. DEV. = -53.1 DEGREES          
REMARK 500    PRO A 174   CA  -  N   -  CD  ANGL. DEV. =  -8.7 DEGREES          
REMARK 500    LEU B 268   CA  -  CB  -  CG  ANGL. DEV. =  14.7 DEGREES          
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    THR A   9       37.95   -141.31                                   
REMARK 500    ASP A  49     -124.47     53.46                                   
REMARK 500    ALA A  70       42.97    -79.13                                   
REMARK 500    HIS A 151       35.15   -143.45                                   
REMARK 500    SER A 163     -135.35     46.43                                   
REMARK 500    SER A 173     -116.35     73.07                                   
REMARK 500    PRO A 174      130.97     77.52                                   
REMARK 500    SER A 218       42.47   -140.27                                   
REMARK 500    PHE A 251       -8.83     65.95                                   
REMARK 500    LYS A 273      -91.02     31.80                                   
REMARK 500    SER A 360     -135.64     58.35                                   
REMARK 500    PHE A 405       37.31    -97.31                                   
REMARK 500    ALA A 432     -105.01   -103.61                                   
REMARK 500    PRO B  24      104.02    -53.54                                   
REMARK 500    VAL B  37       24.08   -153.43                                   
REMARK 500    ASP B  49     -109.36     55.41                                   
REMARK 500    ALA B  70       40.42    -75.07                                   
REMARK 500    ALA B 161     -169.20    -79.15                                   
REMARK 500    SER B 163     -115.40     55.44                                   
REMARK 500    THR B 167      -64.47   -167.23                                   
REMARK 500    PRO B 171     -141.57    -86.85                                   
REMARK 500    SER B 173      -74.99     89.77                                   
REMARK 500    PRO B 174       67.39     30.25                                   
REMARK 500    ALA B 182      -14.35   -142.32                                   
REMARK 500    ALA B 225      -66.57    -13.50                                   
REMARK 500    LYS B 273      -89.71     43.06                                   
REMARK 500    PRO B 280       99.10    -65.88                                   
REMARK 500    SER B 360     -135.81     63.63                                   
REMARK 500    PRO B 402       48.71    -74.30                                   
REMARK 500    SER B 403      135.86   -170.08                                   
REMARK 500    PHE B 405       30.38    -99.97                                   
REMARK 500    SER B 431       49.07    -94.58                                   
REMARK 500    ALA B 432     -144.93   -163.27                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: COA                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: REDUCED SCHIFF BASE LINKAGE TO LYS 273 IN CHAIN    
REMARK 800  A.                                                                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: COB                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: REDUCED SCHIFF BASE LINKAGE TO LYS 273 IN CHAIN    
REMARK 800  B.                                                                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP A 434                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP B 434                 
DBREF  4GSA A    2   433  UNP    P24630   GSA_SYNP6        1    432             
DBREF  4GSA B    2   433  UNP    P24630   GSA_SYNP6        1    432             
SEQADV 4GSA TYR A   51  UNP  P24630    ILE    50 CONFLICT                       
SEQADV 4GSA LEU A  133  UNP  P24630    VAL   132 CONFLICT                       
SEQADV 4GSA MET A  134  UNP  P24630    VAL   133 CONFLICT                       
SEQADV 4GSA TYR B   51  UNP  P24630    ILE    50 CONFLICT                       
SEQADV 4GSA LEU B  133  UNP  P24630    VAL   132 CONFLICT                       
SEQADV 4GSA MET B  134  UNP  P24630    VAL   133 CONFLICT                       
SEQRES   1 A  432  VAL THR SER SER PRO PHE LYS THR ILE LYS SER ASP GLU          
SEQRES   2 A  432  ILE PHE ALA ALA ALA GLN LYS LEU MET PRO GLY GLY VAL          
SEQRES   3 A  432  SER SER PRO VAL ARG ALA PHE LYS SER VAL GLY GLY GLN          
SEQRES   4 A  432  PRO ILE VAL PHE ASP ARG VAL LYS ASP ALA TYR ALA TRP          
SEQRES   5 A  432  ASP VAL ASP GLY ASN ARG TYR ILE ASP TYR VAL GLY THR          
SEQRES   6 A  432  TRP GLY PRO ALA ILE CYS GLY HIS ALA HIS PRO GLU VAL          
SEQRES   7 A  432  ILE GLU ALA LEU LYS VAL ALA MET GLU LYS GLY THR SER          
SEQRES   8 A  432  PHE GLY ALA PRO CYS ALA LEU GLU ASN VAL LEU ALA GLU          
SEQRES   9 A  432  MET VAL ASN ASP ALA VAL PRO SER ILE GLU MET VAL ARG          
SEQRES  10 A  432  PHE VAL ASN SER GLY THR GLU ALA CYS MET ALA VAL LEU          
SEQRES  11 A  432  ARG LEU MET ARG ALA TYR THR GLY ARG ASP LYS ILE ILE          
SEQRES  12 A  432  LYS PHE GLU GLY CYS TYR HIS GLY HIS ALA ASP MET PHE          
SEQRES  13 A  432  LEU VAL LYS ALA GLY SER GLY VAL ALA THR LEU GLY LEU          
SEQRES  14 A  432  PRO SER SER PRO GLY VAL PRO LYS LYS THR THR ALA ASN          
SEQRES  15 A  432  THR LEU THR THR PRO TYR ASN ASP LEU GLU ALA VAL LYS          
SEQRES  16 A  432  ALA LEU PHE ALA GLU ASN PRO GLY GLU ILE ALA GLY VAL          
SEQRES  17 A  432  ILE LEU GLU PRO ILE VAL GLY ASN SER GLY PHE ILE VAL          
SEQRES  18 A  432  PRO ASP ALA GLY PHE LEU GLU GLY LEU ARG GLU ILE THR          
SEQRES  19 A  432  LEU GLU HIS ASP ALA LEU LEU VAL PHE ASP GLU VAL MET          
SEQRES  20 A  432  THR GLY PHE ARG ILE ALA TYR GLY GLY VAL GLN GLU LYS          
SEQRES  21 A  432  PHE GLY VAL THR PRO ASP LEU THR THR LEU GLY LYS ILE          
SEQRES  22 A  432  ILE GLY GLY GLY LEU PRO VAL GLY ALA TYR GLY GLY LYS          
SEQRES  23 A  432  ARG GLU ILE MET GLN LEU VAL ALA PRO ALA GLY PRO MET          
SEQRES  24 A  432  TYR GLN ALA GLY THR LEU SER GLY ASN PRO LEU ALA MET          
SEQRES  25 A  432  THR ALA GLY ILE LYS THR LEU GLU LEU LEU ARG GLN PRO          
SEQRES  26 A  432  GLY THR TYR GLU TYR LEU ASP GLN ILE THR LYS ARG LEU          
SEQRES  27 A  432  SER ASP GLY LEU LEU ALA ILE ALA GLN GLU THR GLY HIS          
SEQRES  28 A  432  ALA ALA CYS GLY GLY GLN VAL SER GLY MET PHE GLY PHE          
SEQRES  29 A  432  PHE PHE THR GLU GLY PRO VAL HIS ASN TYR GLU ASP ALA          
SEQRES  30 A  432  LYS LYS SER ASP LEU GLN LYS PHE SER ARG PHE HIS ARG          
SEQRES  31 A  432  GLY MET LEU GLU GLN GLY ILE TYR LEU ALA PRO SER GLN          
SEQRES  32 A  432  PHE GLU ALA GLY PHE THR SER LEU ALA HIS THR GLU GLU          
SEQRES  33 A  432  ASP ILE ASP ALA THR LEU ALA ALA ALA ARG THR VAL MET          
SEQRES  34 A  432  SER ALA LEU                                                  
SEQRES   1 B  432  VAL THR SER SER PRO PHE LYS THR ILE LYS SER ASP GLU          
SEQRES   2 B  432  ILE PHE ALA ALA ALA GLN LYS LEU MET PRO GLY GLY VAL          
SEQRES   3 B  432  SER SER PRO VAL ARG ALA PHE LYS SER VAL GLY GLY GLN          
SEQRES   4 B  432  PRO ILE VAL PHE ASP ARG VAL LYS ASP ALA TYR ALA TRP          
SEQRES   5 B  432  ASP VAL ASP GLY ASN ARG TYR ILE ASP TYR VAL GLY THR          
SEQRES   6 B  432  TRP GLY PRO ALA ILE CYS GLY HIS ALA HIS PRO GLU VAL          
SEQRES   7 B  432  ILE GLU ALA LEU LYS VAL ALA MET GLU LYS GLY THR SER          
SEQRES   8 B  432  PHE GLY ALA PRO CYS ALA LEU GLU ASN VAL LEU ALA GLU          
SEQRES   9 B  432  MET VAL ASN ASP ALA VAL PRO SER ILE GLU MET VAL ARG          
SEQRES  10 B  432  PHE VAL ASN SER GLY THR GLU ALA CYS MET ALA VAL LEU          
SEQRES  11 B  432  ARG LEU MET ARG ALA TYR THR GLY ARG ASP LYS ILE ILE          
SEQRES  12 B  432  LYS PHE GLU GLY CYS TYR HIS GLY HIS ALA ASP MET PHE          
SEQRES  13 B  432  LEU VAL LYS ALA GLY SER GLY VAL ALA THR LEU GLY LEU          
SEQRES  14 B  432  PRO SER SER PRO GLY VAL PRO LYS LYS THR THR ALA ASN          
SEQRES  15 B  432  THR LEU THR THR PRO TYR ASN ASP LEU GLU ALA VAL LYS          
SEQRES  16 B  432  ALA LEU PHE ALA GLU ASN PRO GLY GLU ILE ALA GLY VAL          
SEQRES  17 B  432  ILE LEU GLU PRO ILE VAL GLY ASN SER GLY PHE ILE VAL          
SEQRES  18 B  432  PRO ASP ALA GLY PHE LEU GLU GLY LEU ARG GLU ILE THR          
SEQRES  19 B  432  LEU GLU HIS ASP ALA LEU LEU VAL PHE ASP GLU VAL MET          
SEQRES  20 B  432  THR GLY PHE ARG ILE ALA TYR GLY GLY VAL GLN GLU LYS          
SEQRES  21 B  432  PHE GLY VAL THR PRO ASP LEU THR THR LEU GLY LYS ILE          
SEQRES  22 B  432  ILE GLY GLY GLY LEU PRO VAL GLY ALA TYR GLY GLY LYS          
SEQRES  23 B  432  ARG GLU ILE MET GLN LEU VAL ALA PRO ALA GLY PRO MET          
SEQRES  24 B  432  TYR GLN ALA GLY THR LEU SER GLY ASN PRO LEU ALA MET          
SEQRES  25 B  432  THR ALA GLY ILE LYS THR LEU GLU LEU LEU ARG GLN PRO          
SEQRES  26 B  432  GLY THR TYR GLU TYR LEU ASP GLN ILE THR LYS ARG LEU          
SEQRES  27 B  432  SER ASP GLY LEU LEU ALA ILE ALA GLN GLU THR GLY HIS          
SEQRES  28 B  432  ALA ALA CYS GLY GLY GLN VAL SER GLY MET PHE GLY PHE          
SEQRES  29 B  432  PHE PHE THR GLU GLY PRO VAL HIS ASN TYR GLU ASP ALA          
SEQRES  30 B  432  LYS LYS SER ASP LEU GLN LYS PHE SER ARG PHE HIS ARG          
SEQRES  31 B  432  GLY MET LEU GLU GLN GLY ILE TYR LEU ALA PRO SER GLN          
SEQRES  32 B  432  PHE GLU ALA GLY PHE THR SER LEU ALA HIS THR GLU GLU          
SEQRES  33 B  432  ASP ILE ASP ALA THR LEU ALA ALA ALA ARG THR VAL MET          
SEQRES  34 B  432  SER ALA LEU                                                  
HET    PLP  A 434      15                                                       
HET    PLP  B 434      15                                                       
HETNAM     PLP PYRIDOXAL-5'-PHOSPHATE                                           
HETSYN     PLP VITAMIN B6 PHOSPHATE                                             
FORMUL   3  PLP    2(C8 H10 N O6 P)                                             
FORMUL   5  HOH   *190(H2 O)                                                    
HELIX    1   1 ILE A   10  LEU A   22  1                                  13    
HELIX    2   2 PRO A   24  GLY A   26  5                                   3    
HELIX    3   3 PRO A   30  ARG A   32  5                                   3    
HELIX    4   4 GLY A   65  GLY A   68  5                                   4    
HELIX    5   5 PRO A   77  LYS A   89  1                                  13    
HELIX    6   6 ALA A   98  ALA A  110  1                                  13    
HELIX    7   7 GLY A  123  THR A  138  1                                  16    
HELIX    8   8 ASP A  155  PHE A  157  5                                   3    
HELIX    9   9 SER A  163  THR A  167  1                                   5    
HELIX   10  10 LYS A  178  ASN A  183  1                                   6    
HELIX   11  11 LEU A  192  GLU A  201  1                                  10    
HELIX   12  12 PHE A  227  GLU A  237  1                                  11    
HELIX   13  13 GLY A  257  LYS A  261  1                                   5    
HELIX   14  14 ARG A  288  LEU A  293  1                                   6    
HELIX   15  15 PRO A  310  LEU A  323  1                                  14    
HELIX   16  16 THR A  328  GLU A  349  1                                  22    
HELIX   17  17 TYR A  375  LYS A  380  1                                   6    
HELIX   18  18 LEU A  383  GLU A  395  1                                  13    
HELIX   19  19 GLU A  416  MET A  430  1                                  15    
HELIX   20  20 ILE B   10  LYS B   21  1                                  12    
HELIX   21  21 PRO B   24  GLY B   26  5                                   3    
HELIX   22  22 PRO B   30  ALA B   33  5                                   4    
HELIX   23  23 GLY B   65  GLY B   68  5                                   4    
HELIX   24  24 PRO B   77  LYS B   89  1                                  13    
HELIX   25  25 ALA B   98  ALA B  110  1                                  13    
HELIX   26  26 GLY B  123  THR B  138  1                                  16    
HELIX   27  27 LEU B  192  GLU B  201  1                                  10    
HELIX   28  28 PHE B  227  HIS B  238  1                                  12    
HELIX   29  29 GLY B  257  LYS B  261  1                                   5    
HELIX   30  30 ARG B  288  LEU B  293  1                                   6    
HELIX   31  31 PRO B  310  LEU B  323  1                                  14    
HELIX   32  32 THR B  328  GLU B  349  1                                  22    
HELIX   33  33 TYR B  375  LYS B  380  1                                   6    
HELIX   34  34 LEU B  383  GLU B  395  1                                  13    
HELIX   35  35 GLU B  416  MET B  430  1                                  15    
SHEET    1   A 3 ARG A  59  ILE A  61  0                                        
SHEET    2   A 3 TYR A  51  ASP A  54 -1  N  ALA A  52   O  TYR A  60           
SHEET    3   A 3 PHE A  44  LYS A  48 -1  N  LYS A  48   O  TYR A  51           
SHEET    1   B 7 MET A 116  VAL A 120  0                                        
SHEET    2   B 7 GLY A 282  GLY A 286 -1  N  GLY A 286   O  MET A 116           
SHEET    3   B 7 LEU A 268  LEU A 271 -1  N  LEU A 271   O  ALA A 283           
SHEET    4   B 7 LEU A 241  ASP A 245  1  N  PHE A 244   O  LEU A 268           
SHEET    5   B 7 ILE A 206  LEU A 211  1  N  VAL A 209   O  LEU A 241           
SHEET    6   B 7 LYS A 142  GLU A 147  1  N  LYS A 142   O  ALA A 207           
SHEET    7   B 7 THR A 184  PRO A 188  1  N  LEU A 185   O  ILE A 143           
SHEET    1   C 2 CYS A 355  VAL A 359  0                                        
SHEET    2   C 2 MET A 362  PHE A 366 -1  N  PHE A 366   O  CYS A 355           
SHEET    1   D 3 ARG B  59  ILE B  61  0                                        
SHEET    2   D 3 TYR B  51  ASP B  54 -1  N  ALA B  52   O  TYR B  60           
SHEET    3   D 3 PHE B  44  LYS B  48 -1  N  LYS B  48   O  TYR B  51           
SHEET    1   E 7 MET B 116  VAL B 120  0                                        
SHEET    2   E 7 GLY B 282  GLY B 286 -1  N  GLY B 286   O  MET B 116           
SHEET    3   E 7 LEU B 268  LEU B 271 -1  N  LEU B 271   O  ALA B 283           
SHEET    4   E 7 LEU B 241  ASP B 245  1  N  PHE B 244   O  LEU B 268           
SHEET    5   E 7 ILE B 206  LEU B 211  1  N  VAL B 209   O  LEU B 241           
SHEET    6   E 7 LYS B 142  PHE B 146  1  N  LYS B 142   O  ALA B 207           
SHEET    7   E 7 THR B 184  THR B 187  1  N  LEU B 185   O  ILE B 143           
SHEET    1   F 2 CYS B 355  VAL B 359  0                                        
SHEET    2   F 2 MET B 362  PHE B 366 -1  N  PHE B 366   O  CYS B 355           
LINK         NZ  LYS A 273                 C4A PLP A 434     1555   1555  1.48  
LINK         NZ  LYS B 273                 C4A PLP B 434     1555   1555  1.44  
CISPEP   1 ALA A  295    PRO A  296          0         0.23                     
CISPEP   2 GLY A  370    PRO A  371          0        -0.18                     
CISPEP   3 ALA B  295    PRO B  296          0         0.62                     
CISPEP   4 GLY B  370    PRO B  371          0         0.69                     
SITE     1 COA  1 PLP A 434                                                     
SITE     1 COB  1 PLP B 434                                                     
SITE     1 AC1 15 SER A 122  GLY A 123  THR A 124  TYR A 150                    
SITE     2 AC1 15 GLU A 212  ASN A 217  ASP A 245  VAL A 247                    
SITE     3 AC1 15 MET A 248  LYS A 273  HOH A2015  HOH A2110                    
SITE     4 AC1 15 HOH A2207  HOH A2208  THR B 305                               
SITE     1 AC2 13 THR A 305  SER B 122  GLY B 123  THR B 124                    
SITE     2 AC2 13 TYR B 150  ASN B 217  ASP B 245  VAL B 247                    
SITE     3 AC2 13 MET B 248  LYS B 273  HOH B2024  HOH B2101                    
SITE     4 AC2 13 HOH B2163                                                     
CRYST1   68.640  108.280  122.440  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      0.014569  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009235  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008167        0.00000