HEADER    TRANSFERASE                             24-APR-12   3VSA              
TITLE     CRYSTAL STRUCTURE OF O-PHOSPHOSERINE SULFHYDRYLASE WITHOUT ACETATE    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN CYSO;                                              
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: CYSTATHIONINE BETA-SYNTHASE, CYSTEINE SYNTHASE, O-          
COMPND   5 ACETYLSERINE SULFHYDRYLASE, O-PHOSPHOSERINE SULFHYDRYLASE, SERINE    
COMPND   6 SULFHYDRASE;                                                         
COMPND   7 EC: 4.2.1.22, 2.5.1.47, 2.5.1.65;                                    
COMPND   8 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: AEROPYRUM PERNIX;                               
SOURCE   3 ORGANISM_TAXID: 272557;                                              
SOURCE   4 STRAIN: K1;                                                          
SOURCE   5 GENE: APE1586, APE_1586, CYSO;                                       
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: ROSETTA(DE3);                              
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET3D                                     
KEYWDS    CYSTEINE BIOSYNTHESIS, INTERNAL SCHIFF BASE, SULFHYDRYLASE,           
KEYWDS   2 TRANSFERASE                                                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.NAKAMURA,Y.KAWAI,M.KATAOKA,K.ISHIKAWA                               
REVDAT   3   22-NOV-17 3VSA    1       REMARK                                   
REVDAT   2   16-MAR-16 3VSA    1       JRNL                                     
REVDAT   1   16-MAY-12 3VSA    0                                                
JRNL        AUTH   T.NAKAMURA,Y.KAWAI,K.KUNIMOTO,Y.IWASAKI,K.NISHII,M.KATAOKA,  
JRNL        AUTH 2 K.ISHIKAWA                                                   
JRNL        TITL   STRUCTURAL ANALYSIS OF THE SUBSTRATE RECOGNITION MECHANISM   
JRNL        TITL 2 IN O-PHOSPHOSERINE SULFHYDRYLASE FROM THE HYPERTHERMOPHILIC  
JRNL        TITL 3 ARCHAEON AEROPYRUM PERNIX K1                                 
JRNL        REF    J.MOL.BIOL.                   V. 422    33 2012              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   22580223                                                     
JRNL        DOI    10.1016/J.JMB.2012.05.009                                    
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   Y.ODA,K.MINO,K.ISHIKAWA,M.ATAKA                              
REMARK   1  TITL   THREE-DIMENSIONAL STRUCTURE OF A NEW ENZYME, O-PHOSPHOSERINE 
REMARK   1  TITL 2 SULFHYDRYLASE, INVOLVED IN L-CYSTEINE BIOSYNTHESIS BY A      
REMARK   1  TITL 3 HYPERTHERMOPHILIC ARCHAEON, AEROPYRUM PERNIX K1, AT 2.0A     
REMARK   1  TITL 4 RESOLUTION                                                   
REMARK   1  REF    J.MOL.BIOL.                   V. 351   334 2005              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1  PMID   16005886                                                     
REMARK   1  DOI    10.1016/J.JMB.2005.05.064                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.07 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.07                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 39.14                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 48090                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.170                           
REMARK   3   R VALUE            (WORKING SET) : 0.167                           
REMARK   3   FREE R VALUE                     : 0.224                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2427                            
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) : 2.07                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.13                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3267                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 98.40                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2440                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 177                          
REMARK   3   BIN FREE R VALUE                    : 0.3080                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5834                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 38                                      
REMARK   3   SOLVENT ATOMS            : 276                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 24.50                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 31.99                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.20000                                              
REMARK   3    B22 (A**2) : 0.20000                                              
REMARK   3    B33 (A**2) : -0.39000                                             
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 OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.196         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.176         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.121         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.526         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.965                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.944                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  6159 ; 0.023 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  8381 ; 2.060 ; 1.984       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   793 ; 6.599 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   269 ;32.691 ;22.528       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  1004 ;17.640 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    65 ;21.037 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   928 ; 0.232 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  4755 ; 0.010 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  3886 ; 1.127 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  6254 ; 1.966 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2273 ; 3.147 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  2127 ; 4.997 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:                                           
REMARK   3  HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS                   
REMARK   3  U VALUES: REFINED INDIVIDUALLY                                      
REMARK   4                                                                      
REMARK   4 3VSA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 27-APR-12.                  
REMARK 100 THE DEPOSITION ID IS D_1000095438.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 14-APR-09                          
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               : SPRING-8                           
REMARK 200  BEAMLINE                       : BL41XU                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.90000                            
REMARK 200  MONOCHROMATOR                  : ROTATED-INCLINED DOUBLE-CRYSTAL    
REMARK 200                                   MONOCHROMATOR , SI (111)           
REMARK 200  OPTICS                         : RHODIUM-COATED MIRRORS             
REMARK 200                                   (HORIZONTAL AND VERTICAL)          
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO, HKL-2000                    
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK, HKL-2000                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 48137                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.070                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.2                               
REMARK 200  DATA REDUNDANCY                : 8.700                              
REMARK 200  R MERGE                    (I) : 0.07900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 9.3000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.07                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.14                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.80                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.30200                            
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: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: REFMAC 5.5.0109                                       
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.01                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.28                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M HEPES SODIUM PH 7.5, 27% 2          
REMARK 280  -PROPANOL, 12% PEG 4000, 5MM 2-MERCAPTOETHANOL, VAPOR DIFFUSION,    
REMARK 280  HANGING DROP, TEMPERATURE 296K                                      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000      137.99400            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       37.25300            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       37.25300            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000      206.99100            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       37.25300            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       37.25300            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       68.99700            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       37.25300            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       37.25300            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      206.99100            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       37.25300            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       37.25300            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       68.99700            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000      137.99400            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2, 3                                                 
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 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: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 3                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 6200 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 26070 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     GLY A   384                                                      
REMARK 465     ALA A   385                                                      
REMARK 465     GLY A   386                                                      
REMARK 465     ASP A   387                                                      
REMARK 465     SER A   388                                                      
REMARK 465     VAL A   389                                                      
REMARK 465     MET B     1                                                      
REMARK 465     ALA B   385                                                      
REMARK 465     GLY B   386                                                      
REMARK 465     ASP B   387                                                      
REMARK 465     SER B   388                                                      
REMARK 465     VAL B   389                                                      
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   NH2  ARG A   101     O    HOH A   567              2.09            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   NH2  ARG A   101     OE2  GLU B    23     5654     2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    TYR B  51   CE2   TYR B  51   CD2     0.093                       
REMARK 500    TYR B 272   CE2   TYR B 272   CD2     0.103                       
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    ARG A  93   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    ARG A 103   NE  -  CZ  -  NH1 ANGL. DEV. =   4.0 DEGREES          
REMARK 500    ARG A 188   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.0 DEGREES          
REMARK 500    ILE A 306   CB  -  CA  -  C   ANGL. DEV. = -13.3 DEGREES          
REMARK 500    LEU B 138   CA  -  CB  -  CG  ANGL. DEV. =  15.7 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    TYR A 119       32.28    -73.86                                   
REMARK 500    ARG A 141      -18.20   -143.75                                   
REMARK 500    ARG A 141      -41.79   -133.13                                   
REMARK 500    SER A 154      -57.02    160.27                                   
REMARK 500    ASN A 223       76.52     40.03                                   
REMARK 500    THR A 238      -58.17    -28.05                                   
REMARK 500    SER A 263        4.46     81.20                                   
REMARK 500    LEU A 304      -71.28    -72.82                                   
REMARK 500    ASN B 108       30.00     71.51                                   
REMARK 500    SER B 154      -57.60    151.15                                   
REMARK 500    ASN B 223       81.73     35.95                                   
REMARK 500    GLN B 289      129.37    -33.35                                   
REMARK 500    LEU B 304      -74.15    -69.96                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 LEU A  382     GLU A  383                  149.82                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP A 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MPD A 402                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PLP B 400                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1WKV   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF O-PHOSPHOSERINE SULFHYDRYLASE                   
REMARK 900 RELATED ID: 3VSC   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3VSD   RELATED DB: PDB                                   
DBREF  3VSA A    1   389  UNP    Q9YBL2   CYSO_AERPE       1    389             
DBREF  3VSA B    1   389  UNP    Q9YBL2   CYSO_AERPE       1    389             
SEQRES   1 A  389  MET ALA LEU ALA ASP ILE SER GLY TYR LEU ASP VAL LEU          
SEQRES   2 A  389  ASP SER VAL ARG GLY PHE SER TYR LEU GLU ASN ALA ARG          
SEQRES   3 A  389  GLU VAL LEU ARG SER GLY GLU ALA ARG CYS LEU GLY ASN          
SEQRES   4 A  389  PRO ARG SER GLU PRO GLU TYR VAL LYS ALA LEU TYR VAL          
SEQRES   5 A  389  ILE GLY ALA SER ARG ILE PRO VAL GLY ASP GLY CYS SER          
SEQRES   6 A  389  HIS THR LEU GLU GLU LEU GLY VAL PHE ASP ILE SER VAL          
SEQRES   7 A  389  PRO GLY GLU MET VAL PHE PRO SER PRO LEU ASP PHE PHE          
SEQRES   8 A  389  GLU ARG GLY LYS PRO THR PRO LEU VAL ARG SER ARG LEU          
SEQRES   9 A  389  GLN LEU PRO ASN GLY VAL ARG VAL TRP LEU LYS LEU GLU          
SEQRES  10 A  389  TRP TYR ASN PRO PHE SER LEU SER VAL LYS ASP ARG PRO          
SEQRES  11 A  389  ALA VAL GLU ILE ILE SER ARG LEU SER ARG ARG VAL GLU          
SEQRES  12 A  389  LYS GLY SER LEU VAL ALA ASP ALA THR SER SER ASN PHE          
SEQRES  13 A  389  GLY VAL ALA LEU SER ALA VAL ALA ARG LEU TYR GLY TYR          
SEQRES  14 A  389  ARG ALA ARG VAL TYR LEU PRO GLY ALA ALA GLU GLU PHE          
SEQRES  15 A  389  GLY LYS LEU LEU PRO ARG LEU LEU GLY ALA GLN VAL ILE          
SEQRES  16 A  389  VAL ASP PRO GLU ALA PRO SER THR VAL HIS LEU LEU PRO          
SEQRES  17 A  389  ARG VAL MET LYS ASP SER LYS ASN GLU GLY PHE VAL HIS          
SEQRES  18 A  389  VAL ASN GLN PHE TYR ASN ASP ALA ASN PHE GLU ALA HIS          
SEQRES  19 A  389  MET ARG GLY THR ALA ARG GLU ILE PHE VAL GLN SER ARG          
SEQRES  20 A  389  ARG GLY GLY LEU ALA LEU ARG GLY VAL ALA GLY SER LEU          
SEQRES  21 A  389  GLY THR SER GLY HIS MET SER ALA ALA ALA PHE TYR LEU          
SEQRES  22 A  389  GLN SER VAL ASP PRO SER ILE ARG ALA VAL LEU VAL GLN          
SEQRES  23 A  389  PRO ALA GLN GLY ASP SER ILE PRO GLY ILE ARG ARG VAL          
SEQRES  24 A  389  GLU THR GLY MET LEU TRP ILE ASN MET LEU ASP ILE SER          
SEQRES  25 A  389  TYR THR LEU ALA GLU VAL THR LEU GLU GLU ALA MET GLU          
SEQRES  26 A  389  ALA VAL VAL GLU VAL ALA ARG SER ASP GLY LEU VAL ILE          
SEQRES  27 A  389  GLY PRO SER GLY GLY ALA ALA VAL LYS ALA LEU ALA LYS          
SEQRES  28 A  389  LYS ALA ALA GLU GLY ASP LEU GLU PRO GLY ASP TYR VAL          
SEQRES  29 A  389  VAL VAL VAL PRO ASP THR GLY PHE LYS TYR LEU SER LEU          
SEQRES  30 A  389  VAL GLN ASN ALA LEU GLU GLY ALA GLY ASP SER VAL              
SEQRES   1 B  389  MET ALA LEU ALA ASP ILE SER GLY TYR LEU ASP VAL LEU          
SEQRES   2 B  389  ASP SER VAL ARG GLY PHE SER TYR LEU GLU ASN ALA ARG          
SEQRES   3 B  389  GLU VAL LEU ARG SER GLY GLU ALA ARG CYS LEU GLY ASN          
SEQRES   4 B  389  PRO ARG SER GLU PRO GLU TYR VAL LYS ALA LEU TYR VAL          
SEQRES   5 B  389  ILE GLY ALA SER ARG ILE PRO VAL GLY ASP GLY CYS SER          
SEQRES   6 B  389  HIS THR LEU GLU GLU LEU GLY VAL PHE ASP ILE SER VAL          
SEQRES   7 B  389  PRO GLY GLU MET VAL PHE PRO SER PRO LEU ASP PHE PHE          
SEQRES   8 B  389  GLU ARG GLY LYS PRO THR PRO LEU VAL ARG SER ARG LEU          
SEQRES   9 B  389  GLN LEU PRO ASN GLY VAL ARG VAL TRP LEU LYS LEU GLU          
SEQRES  10 B  389  TRP TYR ASN PRO PHE SER LEU SER VAL LYS ASP ARG PRO          
SEQRES  11 B  389  ALA VAL GLU ILE ILE SER ARG LEU SER ARG ARG VAL GLU          
SEQRES  12 B  389  LYS GLY SER LEU VAL ALA ASP ALA THR SER SER ASN PHE          
SEQRES  13 B  389  GLY VAL ALA LEU SER ALA VAL ALA ARG LEU TYR GLY TYR          
SEQRES  14 B  389  ARG ALA ARG VAL TYR LEU PRO GLY ALA ALA GLU GLU PHE          
SEQRES  15 B  389  GLY LYS LEU LEU PRO ARG LEU LEU GLY ALA GLN VAL ILE          
SEQRES  16 B  389  VAL ASP PRO GLU ALA PRO SER THR VAL HIS LEU LEU PRO          
SEQRES  17 B  389  ARG VAL MET LYS ASP SER LYS ASN GLU GLY PHE VAL HIS          
SEQRES  18 B  389  VAL ASN GLN PHE TYR ASN ASP ALA ASN PHE GLU ALA HIS          
SEQRES  19 B  389  MET ARG GLY THR ALA ARG GLU ILE PHE VAL GLN SER ARG          
SEQRES  20 B  389  ARG GLY GLY LEU ALA LEU ARG GLY VAL ALA GLY SER LEU          
SEQRES  21 B  389  GLY THR SER GLY HIS MET SER ALA ALA ALA PHE TYR LEU          
SEQRES  22 B  389  GLN SER VAL ASP PRO SER ILE ARG ALA VAL LEU VAL GLN          
SEQRES  23 B  389  PRO ALA GLN GLY ASP SER ILE PRO GLY ILE ARG ARG VAL          
SEQRES  24 B  389  GLU THR GLY MET LEU TRP ILE ASN MET LEU ASP ILE SER          
SEQRES  25 B  389  TYR THR LEU ALA GLU VAL THR LEU GLU GLU ALA MET GLU          
SEQRES  26 B  389  ALA VAL VAL GLU VAL ALA ARG SER ASP GLY LEU VAL ILE          
SEQRES  27 B  389  GLY PRO SER GLY GLY ALA ALA VAL LYS ALA LEU ALA LYS          
SEQRES  28 B  389  LYS ALA ALA GLU GLY ASP LEU GLU PRO GLY ASP TYR VAL          
SEQRES  29 B  389  VAL VAL VAL PRO ASP THR GLY PHE LYS TYR LEU SER LEU          
SEQRES  30 B  389  VAL GLN ASN ALA LEU GLU GLY ALA GLY ASP SER VAL              
HET    PLP  A 401      15                                                       
HET    MPD  A 402       8                                                       
HET    PLP  B 400      15                                                       
HETNAM     PLP PYRIDOXAL-5'-PHOSPHATE                                           
HETNAM     MPD (4S)-2-METHYL-2,4-PENTANEDIOL                                    
HETSYN     PLP VITAMIN B6 PHOSPHATE                                             
FORMUL   3  PLP    2(C8 H10 N O6 P)                                             
FORMUL   4  MPD    C6 H14 O2                                                    
FORMUL   6  HOH   *276(H2 O)                                                    
HELIX    1   1 SER A    7  LEU A   10  5                                   4    
HELIX    2   2 ASP A   11  VAL A   16  1                                   6    
HELIX    3   3 TYR A   21  GLY A   32  1                                  12    
HELIX    4   4 ASN A   39  SER A   42  5                                   4    
HELIX    5   5 GLU A   43  GLY A   54  1                                  12    
HELIX    6   6 SER A   86  GLY A   94  1                                   9    
HELIX    7   7 LYS A  127  SER A  139  1                                  13    
HELIX    8   8 SER A  154  TYR A  167  1                                  14    
HELIX    9   9 GLU A  180  LEU A  190  1                                  11    
HELIX   10  10 THR A  203  HIS A  205  5                                   3    
HELIX   11  11 LEU A  206  GLY A  218  1                                  13    
HELIX   12  12 ASN A  227  GLY A  237  1                                  11    
HELIX   13  13 GLY A  237  GLY A  250  1                                  14    
HELIX   14  14 SER A  263  ASP A  277  1                                  15    
HELIX   15  15 ARG A  298  GLY A  302  5                                   5    
HELIX   16  16 MET A  303  LEU A  309  1                                   7    
HELIX   17  17 THR A  319  GLY A  335  1                                  17    
HELIX   18  18 GLY A  339  GLU A  355  1                                  17    
HELIX   19  19 THR A  370  LYS A  373  5                                   4    
HELIX   20  20 TYR A  374  GLU A  383  1                                  10    
HELIX   21  21 SER B    7  LEU B   10  5                                   4    
HELIX   22  22 ASP B   11  VAL B   16  1                                   6    
HELIX   23  23 SER B   20  GLY B   32  1                                  13    
HELIX   24  24 ASN B   39  SER B   42  5                                   4    
HELIX   25  25 GLU B   43  ILE B   53  1                                  11    
HELIX   26  26 SER B   86  GLY B   94  1                                   9    
HELIX   27  27 LEU B  106  ASN B  108  5                                   3    
HELIX   28  28 TRP B  118  ASN B  120  5                                   3    
HELIX   29  29 LYS B  127  SER B  139  1                                  13    
HELIX   30  30 SER B  154  TYR B  167  1                                  14    
HELIX   31  31 GLU B  180  LEU B  190  1                                  11    
HELIX   32  32 THR B  203  HIS B  205  5                                   3    
HELIX   33  33 LEU B  206  GLY B  218  1                                  13    
HELIX   34  34 ASN B  227  GLY B  237  1                                  11    
HELIX   35  35 GLY B  237  GLY B  250  1                                  14    
HELIX   36  36 SER B  263  ASP B  277  1                                  15    
HELIX   37  37 ARG B  298  GLY B  302  5                                   5    
HELIX   38  38 MET B  303  LEU B  309  1                                   7    
HELIX   39  39 THR B  319  GLY B  335  1                                  17    
HELIX   40  40 GLY B  339  GLY B  356  1                                  18    
HELIX   41  41 THR B  370  LYS B  373  5                                   4    
HELIX   42  42 TYR B  374  GLU B  383  1                                  10    
SHEET    1   A 2 LEU A   3  ASP A   5  0                                        
SHEET    2   A 2 ARG A  57  PRO A  59 -1  O  ILE A  58   N  ALA A   4           
SHEET    1   B 2 GLU A  33  ARG A  35  0                                        
SHEET    2   B 2 SER A  65  THR A  67 -1  O  HIS A  66   N  ALA A  34           
SHEET    1   C 7 VAL A  83  PHE A  84  0                                        
SHEET    2   C 7 LEU B  99  ARG B 101  1  O  LEU B  99   N  PHE A  84           
SHEET    3   C 7 VAL B 110  LEU B 116 -1  O  LEU B 114   N  VAL B 100           
SHEET    4   C 7 GLY B 361  VAL B 367  1  O  VAL B 365   N  LYS B 115           
SHEET    5   C 7 LEU B 253  GLY B 258  1  N  ARG B 254   O  ASP B 362           
SHEET    6   C 7 ARG B 281  PRO B 287  1  O  VAL B 283   N  VAL B 256           
SHEET    7   C 7 THR B 314  VAL B 318  1  O  ALA B 316   N  GLN B 286           
SHEET    1   D 7 THR A 314  VAL A 318  0                                        
SHEET    2   D 7 ARG A 281  PRO A 287  1  N  GLN A 286   O  ALA A 316           
SHEET    3   D 7 LEU A 253  GLY A 258  1  N  VAL A 256   O  ARG A 281           
SHEET    4   D 7 GLY A 361  VAL A 367  1  O  ASP A 362   N  ARG A 254           
SHEET    5   D 7 VAL A 110  LEU A 116  1  N  TRP A 113   O  VAL A 365           
SHEET    6   D 7 LEU A  99  GLN A 105 -1  N  VAL A 100   O  LEU A 114           
SHEET    7   D 7 VAL B  83  PHE B  84  1  O  PHE B  84   N  ARG A 101           
SHEET    1   E 4 GLN A 193  ASP A 197  0                                        
SHEET    2   E 4 ARG A 170  PRO A 176  1  N  LEU A 175   O  ASP A 197           
SHEET    3   E 4 LEU A 147  ALA A 151  1  N  VAL A 148   O  ARG A 170           
SHEET    4   E 4 VAL A 220  HIS A 221  1  O  VAL A 220   N  LEU A 147           
SHEET    1   F 2 LEU B   3  ASP B   5  0                                        
SHEET    2   F 2 ARG B  57  PRO B  59 -1  O  ILE B  58   N  ALA B   4           
SHEET    1   G 2 GLU B  33  ARG B  35  0                                        
SHEET    2   G 2 SER B  65  THR B  67 -1  O  HIS B  66   N  ALA B  34           
SHEET    1   H 4 GLN B 193  ASP B 197  0                                        
SHEET    2   H 4 ARG B 170  PRO B 176  1  N  VAL B 173   O  GLN B 193           
SHEET    3   H 4 LEU B 147  ALA B 151  1  N  VAL B 148   O  ARG B 170           
SHEET    4   H 4 VAL B 220  HIS B 221  1  O  VAL B 220   N  LEU B 147           
SSBOND   1 CYS A   36    CYS A   64                          1555   1555  2.13  
SSBOND   2 CYS B   36    CYS B   64                          1555   1555  2.10  
LINK         C4A PLP A 401                 NZ  LYS A 127     1555   1555  1.35  
LINK         C4A PLP B 400                 NZ  LYS B 127     1555   1555  1.47  
CISPEP   1 LYS A   95    PRO A   96          0        -0.75                     
CISPEP   2 LYS B   95    PRO B   96          0         6.44                     
SITE     1 AC1 16 LYS A 127  ASN A 155  SER A 259  GLY A 261                    
SITE     2 AC1 16 THR A 262  SER A 263  GLY A 264  HIS A 265                    
SITE     3 AC1 16 ILE A 296  SER A 341  PRO A 368  ASP A 369                    
SITE     4 AC1 16 TYR A 374  HOH A 505  HOH A 506  HOH A 527                    
SITE     1 AC2  9 MET A  82  GLY A  94  PRO A  96  THR A  97                    
SITE     2 AC2  9 TYR A 119  HOH A 542  MET B  82  TYR B 119                    
SITE     3 AC2  9 HOH B 503                                                     
SITE     1 AC3 16 LYS B 127  ASN B 155  SER B 259  GLY B 261                    
SITE     2 AC3 16 THR B 262  SER B 263  GLY B 264  HIS B 265                    
SITE     3 AC3 16 ILE B 296  SER B 341  PRO B 368  ASP B 369                    
SITE     4 AC3 16 TYR B 374  HOH B 517  HOH B 523  HOH B 601                    
CRYST1   74.506   74.506  275.988  90.00  90.00  90.00 P 43 21 2    16          
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      0.013422  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013422  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.003623        0.00000