HEADER    HALOPEROXIDASE                          03-APR-98   1A88              
TITLE     CHLOROPEROXIDASE L                                                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CHLOROPEROXIDASE L;                                        
COMPND   3 CHAIN: A, B, C;                                                      
COMPND   4 SYNONYM: BROMOPEROXIDASE L, HALOPEROXIDASE L;                        
COMPND   5 EC: 1.11.1.10;                                                       
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOMYCES LIVIDANS;                          
SOURCE   3 ORGANISM_TAXID: 1916;                                                
SOURCE   4 STRAIN: TK64;                                                        
SOURCE   5 GENE: CPO-L;                                                         
SOURCE   6 EXPRESSION_SYSTEM: STREPTOMYCES AUREOFACIENS;                        
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 1894;                                       
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: TUE24-88;                                  
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PRB882;                                   
SOURCE  11 EXPRESSION_SYSTEM_GENE: CPO-L                                        
KEYWDS    HALOPEROXIDASE, OXIDOREDUCTASE                                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    B.HOFMANN,S.TOELZER,I.PELLETIER,J.ALTENBUCHNER,K.-H.VAN PEE,H.-       
AUTHOR   2 J.HECHT                                                              
REVDAT   5   22-MAY-24 1A88    1       REMARK                                   
REVDAT   4   02-AUG-23 1A88    1       REMARK                                   
REVDAT   3   24-FEB-09 1A88    1       VERSN                                    
REVDAT   2   01-APR-03 1A88    1       JRNL                                     
REVDAT   1   14-OCT-98 1A88    0                                                
JRNL        AUTH   B.HOFMANN,S.TOLZER,I.PELLETIER,J.ALTENBUCHNER,K.H.VAN PEE,   
JRNL        AUTH 2 H.J.HECHT                                                    
JRNL        TITL   STRUCTURAL INVESTIGATION OF THE COFACTOR-FREE                
JRNL        TITL 2 CHLOROPEROXIDASES.                                           
JRNL        REF    J.MOL.BIOL.                   V. 279   889 1998              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   9642069                                                      
JRNL        DOI    10.1006/JMBI.1998.1802                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 130.00                         
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 84.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 65934                          
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) : 0.160                           
REMARK   3   R VALUE            (WORKING SET) : 0.160                           
REMARK   3   FREE R VALUE                     : 0.193                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 3325                            
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 6315                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 507                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 16.20                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 22.40                          
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 OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): NULL          
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL          
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL          
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : 0.014 ; 0.020               
REMARK   3    ANGLE DISTANCE                  (A) : 0.029 ; 0.040               
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : 0.035 ; 0.050               
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : 0.024 ; 0.020               
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : 0.135 ; 0.150               
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : 0.174 ; 0.300               
REMARK   3    MULTIPLE TORSION                (A) : 0.249 ; 0.300               
REMARK   3    H-BOND (X...Y)                  (A) : 0.118 ; 0.300               
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : 0.000 ; 15.000              
REMARK   3    PLANAR                    (DEGREES) : 3.900 ; 7.000               
REMARK   3    STAGGERED                 (DEGREES) : 16.600; 15.000              
REMARK   3    TRANSVERSE                (DEGREES) : 34.900; 20.000              
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.260 ; 2.000                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.780 ; 3.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 1.550 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.090 ; 3.000                
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1A88 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_1000170515.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : MAR-95                             
REMARK 200  TEMPERATURE           (KELVIN) : 283                                
REMARK 200  PH                             : 8.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : MPG/DESY, HAMBURG                  
REMARK 200  BEAMLINE                       : BW6                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.1                                
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : MIRROR                             
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 65934                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 44.200                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 84.7                               
REMARK 200  DATA REDUNDANCY                : 2.000                              
REMARK 200  R MERGE                    (I) : 0.07800                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 13.4000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.99                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 74.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.50                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.20500                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: CCP4                                                  
REMARK 200 STARTING MODEL: PDB ENTRY 1A8Q                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 55.30                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.79                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.0 M AMMONIUM SULFATE 100MM TRIS/HCL    
REMARK 280  PH 8.2                                                              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 4                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -Y,X,Z                                                  
REMARK 290       4555   Y,-X,Z                                                  
REMARK 290       5555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -Y+1/2,X+1/2,Z+1/2                                      
REMARK 290       8555   Y+1/2,-X+1/2,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        0.00000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       88.25000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       88.25000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       32.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       88.25000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       88.25000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       32.00000            
REMARK 290   SMTRY1   7  0.000000 -1.000000  0.000000       88.25000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000       88.25000            
REMARK 290   SMTRY3   7  0.000000  0.000000  1.000000       32.00000            
REMARK 290   SMTRY1   8  0.000000  1.000000  0.000000       88.25000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000       88.25000            
REMARK 290   SMTRY3   8  0.000000  0.000000  1.000000       32.00000            
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: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4340 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 28040 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -22.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C                               
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 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    MET A  41   CA  -  CB  -  CG  ANGL. DEV. = -10.2 DEGREES          
REMARK 500    ARG A  88   CD  -  NE  -  CZ  ANGL. DEV. =  15.4 DEGREES          
REMARK 500    ARG A  88   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500    ARG A 108   CD  -  NE  -  CZ  ANGL. DEV. =   9.2 DEGREES          
REMARK 500    ARG A 108   NE  -  CZ  -  NH1 ANGL. DEV. =   6.6 DEGREES          
REMARK 500    ARG A 108   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.4 DEGREES          
REMARK 500    ARG A 113   NE  -  CZ  -  NH1 ANGL. DEV. =   4.7 DEGREES          
REMARK 500    ARG A 113   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.0 DEGREES          
REMARK 500    ASP A 143   CB  -  CG  -  OD1 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    TYR A 157   CB  -  CG  -  CD2 ANGL. DEV. =  -4.2 DEGREES          
REMARK 500    ASP A 181   CB  -  CG  -  OD2 ANGL. DEV. =  -5.8 DEGREES          
REMARK 500    ASP A 206   CB  -  CG  -  OD1 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    ARG A 213   CD  -  NE  -  CZ  ANGL. DEV. =  10.1 DEGREES          
REMARK 500    ARG A 213   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500    ARG B  19   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    MET B  41   CA  -  CB  -  CG  ANGL. DEV. = -11.9 DEGREES          
REMARK 500    ARG B  56   NE  -  CZ  -  NH1 ANGL. DEV. =   4.5 DEGREES          
REMARK 500    ARG B  56   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    ARG B  57   NE  -  CZ  -  NH1 ANGL. DEV. =   4.9 DEGREES          
REMARK 500    ARG B  61   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.3 DEGREES          
REMARK 500    ARG B  88   CD  -  NE  -  CZ  ANGL. DEV. =  11.6 DEGREES          
REMARK 500    ARG B 153   NE  -  CZ  -  NH1 ANGL. DEV. =   4.2 DEGREES          
REMARK 500    ARG B 153   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    ARG B 170   NE  -  CZ  -  NH1 ANGL. DEV. =  -4.3 DEGREES          
REMARK 500    ASP B 181   CB  -  CG  -  OD2 ANGL. DEV. =  -5.5 DEGREES          
REMARK 500    ARG C  19   NE  -  CZ  -  NH1 ANGL. DEV. =  -4.3 DEGREES          
REMARK 500    MET C  41   CA  -  CB  -  CG  ANGL. DEV. = -14.1 DEGREES          
REMARK 500    ARG C  56   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    ASP C  70   OD1 -  CG  -  OD2 ANGL. DEV. = -12.3 DEGREES          
REMARK 500    ASP C  70   CB  -  CG  -  OD1 ANGL. DEV. =   7.2 DEGREES          
REMARK 500    ASP C  86   CB  -  CG  -  OD1 ANGL. DEV. =   8.4 DEGREES          
REMARK 500    ARG C 104   NE  -  CZ  -  NH1 ANGL. DEV. =   5.3 DEGREES          
REMARK 500    TYR C 105   CB  -  CG  -  CD2 ANGL. DEV. =  -4.0 DEGREES          
REMARK 500    TYR C 105   CB  -  CG  -  CD1 ANGL. DEV. =   3.7 DEGREES          
REMARK 500    ASP C 143   CB  -  CG  -  OD1 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    ARG C 146   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    TYR C 157   CB  -  CG  -  CD2 ANGL. DEV. =  -4.2 DEGREES          
REMARK 500    ARG C 170   NE  -  CZ  -  NH2 ANGL. DEV. =   3.4 DEGREES          
REMARK 500    TYR C 196   CB  -  CG  -  CD2 ANGL. DEV. =  -4.6 DEGREES          
REMARK 500    TYR C 250   CB  -  CG  -  CD2 ANGL. DEV. =  -3.9 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    PRO A  31       55.73   -105.81                                   
REMARK 500    LEU A  32     -143.29    -97.71                                   
REMARK 500    SER A  96     -122.13     56.36                                   
REMARK 500    ASN A 152       82.81   -158.59                                   
REMARK 500    ALA A 234      -78.50   -118.78                                   
REMARK 500    ASN A 244       74.89   -117.79                                   
REMARK 500    PRO B  31       55.66   -106.70                                   
REMARK 500    LEU B  32     -140.93    -97.80                                   
REMARK 500    ARG B  56      151.90    -49.31                                   
REMARK 500    GLN B  64       78.16   -117.90                                   
REMARK 500    SER B  96     -121.06     51.39                                   
REMARK 500    ASN B 152       77.16   -157.65                                   
REMARK 500    ALA B 234      -84.35   -121.28                                   
REMARK 500    PRO C  31       57.86   -105.53                                   
REMARK 500    LEU C  32     -143.71   -101.14                                   
REMARK 500    SER C  96     -123.83     52.53                                   
REMARK 500    ASN C 152       89.31   -158.56                                   
REMARK 500    ASP C 225       41.81   -108.62                                   
REMARK 500    ALA C 234      -85.66   -116.42                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: CTA                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: CATALYTIC TRIAD, CHAIN A.                          
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: CTB                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: CATALYTIC TRIAD, CHAIN B.                          
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: CTC                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: CATALYTIC TRIAD, CHAIN C.                          
DBREF  1A88 A    1   275  UNP    P49323   PRXC_STRLI       1    275             
DBREF  1A88 B    1   275  UNP    P49323   PRXC_STRLI       1    275             
DBREF  1A88 C    1   275  UNP    P49323   PRXC_STRLI       1    275             
SEQRES   1 A  275  GLY THR VAL THR THR SER ASP GLY THR ASN ILE PHE TYR          
SEQRES   2 A  275  LYS ASP TRP GLY PRO ARG ASP GLY LEU PRO VAL VAL PHE          
SEQRES   3 A  275  HIS HIS GLY TRP PRO LEU SER ALA ASP ASP TRP ASP ASN          
SEQRES   4 A  275  GLN MET LEU PHE PHE LEU SER HIS GLY TYR ARG VAL ILE          
SEQRES   5 A  275  ALA HIS ASP ARG ARG GLY HIS GLY ARG SER ASP GLN PRO          
SEQRES   6 A  275  SER THR GLY HIS ASP MET ASP THR TYR ALA ALA ASP VAL          
SEQRES   7 A  275  ALA ALA LEU THR GLU ALA LEU ASP LEU ARG GLY ALA VAL          
SEQRES   8 A  275  HIS ILE GLY HIS SER THR GLY GLY GLY GLU VAL ALA ARG          
SEQRES   9 A  275  TYR VAL ALA ARG ALA GLU PRO GLY ARG VAL ALA LYS ALA          
SEQRES  10 A  275  VAL LEU VAL SER ALA VAL PRO PRO VAL MET VAL LYS SER          
SEQRES  11 A  275  ASP THR ASN PRO ASP GLY LEU PRO LEU GLU VAL PHE ASP          
SEQRES  12 A  275  GLU PHE ARG ALA ALA LEU ALA ALA ASN ARG ALA GLN PHE          
SEQRES  13 A  275  TYR ILE ASP VAL PRO SER GLY PRO PHE TYR GLY PHE ASN          
SEQRES  14 A  275  ARG GLU GLY ALA THR VAL SER GLN GLY LEU ILE ASP HIS          
SEQRES  15 A  275  TRP TRP LEU GLN GLY MET MET GLY ALA ALA ASN ALA HIS          
SEQRES  16 A  275  TYR GLU CYS ILE ALA ALA PHE SER GLU THR ASP PHE THR          
SEQRES  17 A  275  ASP ASP LEU LYS ARG ILE ASP VAL PRO VAL LEU VAL ALA          
SEQRES  18 A  275  HIS GLY THR ASP ASP GLN VAL VAL PRO TYR ALA ASP ALA          
SEQRES  19 A  275  ALA PRO LYS SER ALA GLU LEU LEU ALA ASN ALA THR LEU          
SEQRES  20 A  275  LYS SER TYR GLU GLY LEU PRO HIS GLY MET LEU SER THR          
SEQRES  21 A  275  HIS PRO GLU VAL LEU ASN PRO ASP LEU LEU ALA PHE VAL          
SEQRES  22 A  275  LYS SER                                                      
SEQRES   1 B  275  GLY THR VAL THR THR SER ASP GLY THR ASN ILE PHE TYR          
SEQRES   2 B  275  LYS ASP TRP GLY PRO ARG ASP GLY LEU PRO VAL VAL PHE          
SEQRES   3 B  275  HIS HIS GLY TRP PRO LEU SER ALA ASP ASP TRP ASP ASN          
SEQRES   4 B  275  GLN MET LEU PHE PHE LEU SER HIS GLY TYR ARG VAL ILE          
SEQRES   5 B  275  ALA HIS ASP ARG ARG GLY HIS GLY ARG SER ASP GLN PRO          
SEQRES   6 B  275  SER THR GLY HIS ASP MET ASP THR TYR ALA ALA ASP VAL          
SEQRES   7 B  275  ALA ALA LEU THR GLU ALA LEU ASP LEU ARG GLY ALA VAL          
SEQRES   8 B  275  HIS ILE GLY HIS SER THR GLY GLY GLY GLU VAL ALA ARG          
SEQRES   9 B  275  TYR VAL ALA ARG ALA GLU PRO GLY ARG VAL ALA LYS ALA          
SEQRES  10 B  275  VAL LEU VAL SER ALA VAL PRO PRO VAL MET VAL LYS SER          
SEQRES  11 B  275  ASP THR ASN PRO ASP GLY LEU PRO LEU GLU VAL PHE ASP          
SEQRES  12 B  275  GLU PHE ARG ALA ALA LEU ALA ALA ASN ARG ALA GLN PHE          
SEQRES  13 B  275  TYR ILE ASP VAL PRO SER GLY PRO PHE TYR GLY PHE ASN          
SEQRES  14 B  275  ARG GLU GLY ALA THR VAL SER GLN GLY LEU ILE ASP HIS          
SEQRES  15 B  275  TRP TRP LEU GLN GLY MET MET GLY ALA ALA ASN ALA HIS          
SEQRES  16 B  275  TYR GLU CYS ILE ALA ALA PHE SER GLU THR ASP PHE THR          
SEQRES  17 B  275  ASP ASP LEU LYS ARG ILE ASP VAL PRO VAL LEU VAL ALA          
SEQRES  18 B  275  HIS GLY THR ASP ASP GLN VAL VAL PRO TYR ALA ASP ALA          
SEQRES  19 B  275  ALA PRO LYS SER ALA GLU LEU LEU ALA ASN ALA THR LEU          
SEQRES  20 B  275  LYS SER TYR GLU GLY LEU PRO HIS GLY MET LEU SER THR          
SEQRES  21 B  275  HIS PRO GLU VAL LEU ASN PRO ASP LEU LEU ALA PHE VAL          
SEQRES  22 B  275  LYS SER                                                      
SEQRES   1 C  275  GLY THR VAL THR THR SER ASP GLY THR ASN ILE PHE TYR          
SEQRES   2 C  275  LYS ASP TRP GLY PRO ARG ASP GLY LEU PRO VAL VAL PHE          
SEQRES   3 C  275  HIS HIS GLY TRP PRO LEU SER ALA ASP ASP TRP ASP ASN          
SEQRES   4 C  275  GLN MET LEU PHE PHE LEU SER HIS GLY TYR ARG VAL ILE          
SEQRES   5 C  275  ALA HIS ASP ARG ARG GLY HIS GLY ARG SER ASP GLN PRO          
SEQRES   6 C  275  SER THR GLY HIS ASP MET ASP THR TYR ALA ALA ASP VAL          
SEQRES   7 C  275  ALA ALA LEU THR GLU ALA LEU ASP LEU ARG GLY ALA VAL          
SEQRES   8 C  275  HIS ILE GLY HIS SER THR GLY GLY GLY GLU VAL ALA ARG          
SEQRES   9 C  275  TYR VAL ALA ARG ALA GLU PRO GLY ARG VAL ALA LYS ALA          
SEQRES  10 C  275  VAL LEU VAL SER ALA VAL PRO PRO VAL MET VAL LYS SER          
SEQRES  11 C  275  ASP THR ASN PRO ASP GLY LEU PRO LEU GLU VAL PHE ASP          
SEQRES  12 C  275  GLU PHE ARG ALA ALA LEU ALA ALA ASN ARG ALA GLN PHE          
SEQRES  13 C  275  TYR ILE ASP VAL PRO SER GLY PRO PHE TYR GLY PHE ASN          
SEQRES  14 C  275  ARG GLU GLY ALA THR VAL SER GLN GLY LEU ILE ASP HIS          
SEQRES  15 C  275  TRP TRP LEU GLN GLY MET MET GLY ALA ALA ASN ALA HIS          
SEQRES  16 C  275  TYR GLU CYS ILE ALA ALA PHE SER GLU THR ASP PHE THR          
SEQRES  17 C  275  ASP ASP LEU LYS ARG ILE ASP VAL PRO VAL LEU VAL ALA          
SEQRES  18 C  275  HIS GLY THR ASP ASP GLN VAL VAL PRO TYR ALA ASP ALA          
SEQRES  19 C  275  ALA PRO LYS SER ALA GLU LEU LEU ALA ASN ALA THR LEU          
SEQRES  20 C  275  LYS SER TYR GLU GLY LEU PRO HIS GLY MET LEU SER THR          
SEQRES  21 C  275  HIS PRO GLU VAL LEU ASN PRO ASP LEU LEU ALA PHE VAL          
SEQRES  22 C  275  LYS SER                                                      
FORMUL   4  HOH   *507(H2 O)                                                    
HELIX    1   1 ALA A   34  HIS A   47  5                                  14    
HELIX    2   2 MET A   71  LEU A   85  1                                  15    
HELIX    3   3 SER A   96  ARG A  108  5                                  13    
HELIX    4   4 LEU A  139  ALA A  151  1                                  13    
HELIX    5   5 ARG A  153  SER A  162  1                                  10    
HELIX    6   6 GLN A  177  MET A  189  1                                  13    
HELIX    7   7 ALA A  192  GLU A  204  1                                  13    
HELIX    8   8 THR A  208  ARG A  213  1                                   6    
HELIX    9   9 ALA A  235  LEU A  241  1                                   7    
HELIX   10  10 MET A  257  THR A  260  1                                   4    
HELIX   11  11 PRO A  262  VAL A  273  1                                  12    
HELIX   12  12 ALA B   34  HIS B   47  5                                  14    
HELIX   13  13 MET B   71  LEU B   85  1                                  15    
HELIX   14  14 SER B   96  ARG B  108  5                                  13    
HELIX   15  15 LEU B  139  ALA B  151  1                                  13    
HELIX   16  16 ARG B  153  SER B  162  1                                  10    
HELIX   17  17 GLN B  177  MET B  189  1                                  13    
HELIX   18  18 ALA B  192  GLU B  204  1                                  13    
HELIX   19  19 THR B  208  ARG B  213  1                                   6    
HELIX   20  20 ALA B  235  LEU B  241  1                                   7    
HELIX   21  21 MET B  257  THR B  260  1                                   4    
HELIX   22  22 PRO B  262  VAL B  273  1                                  12    
HELIX   23  23 ALA C   34  HIS C   47  5                                  14    
HELIX   24  24 MET C   71  LEU C   85  1                                  15    
HELIX   25  25 SER C   96  ARG C  108  5                                  13    
HELIX   26  26 LEU C  139  ALA C  151  1                                  13    
HELIX   27  27 ARG C  153  SER C  162  1                                  10    
HELIX   28  28 GLN C  177  MET C  189  1                                  13    
HELIX   29  29 ALA C  192  GLU C  204  1                                  13    
HELIX   30  30 THR C  208  ARG C  213  1                                   6    
HELIX   31  31 ALA C  235  LEU C  241  1                                   7    
HELIX   32  32 MET C  257  THR C  260  1                                   4    
HELIX   33  33 PRO C  262  VAL C  273  1                                  12    
SHEET    1   A 2 THR A   2  THR A   4  0                                        
SHEET    2   A 2 ASN A  10  PHE A  12 -1  N  ILE A  11   O  VAL A   3           
SHEET    1   B 7 TYR A  13  TRP A  16  0                                        
SHEET    2   B 7 ARG A  50  HIS A  54 -1  N  ALA A  53   O  LYS A  14           
SHEET    3   B 7 PRO A  23  HIS A  27  1  N  VAL A  24   O  ARG A  50           
SHEET    4   B 7 ALA A  90  HIS A  95  1  N  VAL A  91   O  VAL A  25           
SHEET    5   B 7 VAL A 114  VAL A 120  1  N  ALA A 115   O  ALA A  90           
SHEET    6   B 7 PRO A 217  GLY A 223  1  N  PRO A 217   O  ALA A 117           
SHEET    7   B 7 ALA A 245  TYR A 250  1  N  THR A 246   O  VAL A 218           
SHEET    1   C 2 THR B   2  THR B   4  0                                        
SHEET    2   C 2 ASN B  10  PHE B  12 -1  N  ILE B  11   O  VAL B   3           
SHEET    1   D 7 TYR B  13  TRP B  16  0                                        
SHEET    2   D 7 ARG B  50  HIS B  54 -1  N  ALA B  53   O  LYS B  14           
SHEET    3   D 7 PRO B  23  HIS B  27  1  N  VAL B  24   O  ARG B  50           
SHEET    4   D 7 ALA B  90  HIS B  95  1  N  VAL B  91   O  VAL B  25           
SHEET    5   D 7 VAL B 114  VAL B 120  1  N  ALA B 115   O  ALA B  90           
SHEET    6   D 7 PRO B 217  GLY B 223  1  N  PRO B 217   O  ALA B 117           
SHEET    7   D 7 ALA B 245  TYR B 250  1  N  THR B 246   O  VAL B 218           
SHEET    1   E 2 THR C   2  THR C   4  0                                        
SHEET    2   E 2 ASN C  10  PHE C  12 -1  N  ILE C  11   O  VAL C   3           
SHEET    1   F 7 TYR C  13  TRP C  16  0                                        
SHEET    2   F 7 ARG C  50  HIS C  54 -1  N  ALA C  53   O  LYS C  14           
SHEET    3   F 7 PRO C  23  HIS C  27  1  N  VAL C  24   O  ARG C  50           
SHEET    4   F 7 ALA C  90  HIS C  95  1  N  VAL C  91   O  VAL C  25           
SHEET    5   F 7 VAL C 114  VAL C 120  1  N  ALA C 115   O  ALA C  90           
SHEET    6   F 7 PRO C 217  GLY C 223  1  N  PRO C 217   O  ALA C 117           
SHEET    7   F 7 ALA C 245  TYR C 250  1  N  THR C 246   O  VAL C 218           
CISPEP   1 TRP A   30    PRO A   31          0        -7.15                     
CISPEP   2 PRO A  124    PRO A  125          0        -2.14                     
CISPEP   3 TRP B   30    PRO B   31          0        -5.24                     
CISPEP   4 PRO B  124    PRO B  125          0         2.62                     
CISPEP   5 TRP C   30    PRO C   31          0        -7.83                     
CISPEP   6 PRO C  124    PRO C  125          0         3.15                     
SITE     1 CTA  3 SER A  96  ASP A 226  HIS A 255                               
SITE     1 CTB  3 SER B  96  ASP B 226  HIS B 255                               
SITE     1 CTC  3 SER C  96  ASP C 226  HIS C 255                               
CRYST1  176.500  176.500   64.000  90.00  90.00  90.00 I 4          24          
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      0.005666  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.005666  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.015625        0.00000                         
MTRIX1   1 -0.311822 -0.852843 -0.418837       70.96638    1                    
MTRIX2   1  0.024857  0.433343 -0.900886       14.80369    1                    
MTRIX3   1  0.949815 -0.291327 -0.113927      -25.69099    1                    
MTRIX1   2 -0.312554  0.020945  0.949669       46.42327    1                    
MTRIX2   2 -0.860924  0.416218 -0.292526       47.53159    1                    
MTRIX3   2 -0.401396 -0.909024 -0.112059       40.50269    1