HEADER    CARBOXYLIC ESTER HYDROLASE              28-JUL-92   1PSH              
TITLE     CRYSTAL STRUCTURE OF PHOSPHOLIPASE A2 FROM INDIAN COBRA REVEALS A     
TITLE    2 TRIMERIC ASSOCIATION                                                 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PHOSPHOLIPASE A2;                                          
COMPND   3 CHAIN: A, B, C;                                                      
COMPND   4 EC: 3.1.1.4;                                                         
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: NAJA NAJA;                                      
SOURCE   3 ORGANISM_COMMON: INDIAN COBRA;                                       
SOURCE   4 ORGANISM_TAXID: 35670                                                
KEYWDS    CARBOXYLIC ESTER HYDROLASE                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.FREMONT,N.-H.XUONG,I.WILSON                                         
REVDAT   5   13-NOV-24 1PSH    1       REMARK                                   
REVDAT   4   05-JUN-24 1PSH    1       REMARK LINK                              
REVDAT   3   24-FEB-09 1PSH    1       VERSN                                    
REVDAT   2   01-APR-03 1PSH    1       JRNL                                     
REVDAT   1   31-JAN-94 1PSH    0                                                
JRNL        AUTH   D.H.FREMONT,D.H.ANDERSON,I.A.WILSON,E.A.DENNIS,N.H.XUONG     
JRNL        TITL   CRYSTAL STRUCTURE OF PHOSPHOLIPASE A2 FROM INDIAN COBRA      
JRNL        TITL 2 REVEALS A TRIMERIC ASSOCIATION.                              
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V.  90   342 1993              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   8419939                                                      
JRNL        DOI    10.1073/PNAS.90.1.342                                        
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 6.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 19602                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.174                           
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2784                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 3                                       
REMARK   3   SOLVENT ATOMS            : 148                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.013                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.940                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1PSH 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_1000175825.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : NULL                               
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 53.21                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.63                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
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       53.70000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       44.30000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       44.30000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       80.55000            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       44.30000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       44.30000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       26.85000            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       44.30000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       44.30000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       80.55000            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       44.30000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       44.30000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       26.85000            
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       53.70000            
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 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 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    HIS A  47   NE2   HIS A  47   CD2    -0.067                       
REMARK 500    HIS B  47   NE2   HIS B  47   CD2    -0.078                       
REMARK 500    HIS C  47   NE2   HIS C  47   CD2    -0.078                       
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    LEU A   2   CA  -  CB  -  CG  ANGL. DEV. =  16.4 DEGREES          
REMARK 500    THR A  12   N   -  CA  -  CB  ANGL. DEV. = -14.6 DEGREES          
REMARK 500    ARG A  16   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.2 DEGREES          
REMARK 500    TRP A  18   CD1 -  CG  -  CD2 ANGL. DEV. =   7.8 DEGREES          
REMARK 500    TRP A  18   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.5 DEGREES          
REMARK 500    TRP A  19   CD1 -  CG  -  CD2 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    TRP A  19   CB  -  CG  -  CD1 ANGL. DEV. =  -8.5 DEGREES          
REMARK 500    TRP A  19   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.1 DEGREES          
REMARK 500    TRP A  19   CG  -  CD2 -  CE3 ANGL. DEV. =   6.8 DEGREES          
REMARK 500    TYR A  24   CB  -  CG  -  CD2 ANGL. DEV. =  -5.1 DEGREES          
REMARK 500    ARG A  42   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.6 DEGREES          
REMARK 500    ASP A  48   CB  -  CG  -  OD2 ANGL. DEV. =   7.3 DEGREES          
REMARK 500    TRP A  61   CD1 -  CG  -  CD2 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    TRP A  61   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    TYR A  63   CB  -  CG  -  CD2 ANGL. DEV. =  -7.5 DEGREES          
REMARK 500    TYR A  63   CB  -  CG  -  CD1 ANGL. DEV. =   4.9 DEGREES          
REMARK 500    ARG A  94   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    ARG A  94   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.2 DEGREES          
REMARK 500    TRP B  18   CD1 -  CG  -  CD2 ANGL. DEV. =   7.2 DEGREES          
REMARK 500    TRP B  18   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.4 DEGREES          
REMARK 500    TRP B  19   CD1 -  CG  -  CD2 ANGL. DEV. =   6.6 DEGREES          
REMARK 500    TRP B  19   CB  -  CG  -  CD1 ANGL. DEV. =  -9.5 DEGREES          
REMARK 500    TRP B  19   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.2 DEGREES          
REMARK 500    TRP B  19   CG  -  CD2 -  CE3 ANGL. DEV. =   7.0 DEGREES          
REMARK 500    ASP B  48   CB  -  CG  -  OD2 ANGL. DEV. =   9.8 DEGREES          
REMARK 500    TYR B  51   CB  -  CG  -  CD2 ANGL. DEV. =  -4.3 DEGREES          
REMARK 500    TRP B  61   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.2 DEGREES          
REMARK 500    TYR B  63   CB  -  CG  -  CD2 ANGL. DEV. =  -5.2 DEGREES          
REMARK 500    ARG B 117   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500    ARG B 117   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500    THR C  12   N   -  CA  -  CB  ANGL. DEV. = -13.0 DEGREES          
REMARK 500    TRP C  18   CD1 -  CG  -  CD2 ANGL. DEV. =   7.0 DEGREES          
REMARK 500    TRP C  18   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.3 DEGREES          
REMARK 500    TRP C  19   CD1 -  CG  -  CD2 ANGL. DEV. =   6.1 DEGREES          
REMARK 500    TRP C  19   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.1 DEGREES          
REMARK 500    TRP C  19   CG  -  CD2 -  CE3 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    ARG C  42   NE  -  CZ  -  NH1 ANGL. DEV. =   5.6 DEGREES          
REMARK 500    ARG C  42   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.4 DEGREES          
REMARK 500    ASP C  48   CB  -  CG  -  OD2 ANGL. DEV. =   7.0 DEGREES          
REMARK 500    TRP C  61   CD1 -  CG  -  CD2 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    TRP C  61   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    THR C  75   N   -  CA  -  CB  ANGL. DEV. = -13.7 DEGREES          
REMARK 500    ARG C  94   NE  -  CZ  -  NH1 ANGL. DEV. =   3.2 DEGREES          
REMARK 500    ARG C  94   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.1 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    ASP A  38     -167.55   -168.10                                   
REMARK 500    GLN A  73       72.12     31.43                                   
REMARK 500    ASP B  38     -162.26   -162.97                                   
REMARK 500    ASN B  83      174.85    -38.56                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 120  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 TYR A  27   O                                                      
REMARK 620 2 GLY A  29   O    84.0                                              
REMARK 620 3 GLY A  31   O    91.0  77.1                                        
REMARK 620 4 ASP A  48   OD2  94.8 159.7  82.7                                  
REMARK 620 5 ASP A  48   OD1 109.3 146.1 131.5  53.0                            
REMARK 620 6 HOH A 130   O    81.7  77.8 154.5 122.2  73.7                      
REMARK 620 7 HOH A 144   O   170.3  86.3  86.6  94.2  79.1  96.4                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA B 120  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 TYR B  27   O                                                      
REMARK 620 2 GLY B  29   O    82.4                                              
REMARK 620 3 GLY B  31   O    96.6  75.6                                        
REMARK 620 4 ASP B  48   OD2 104.5 165.4  90.7                                  
REMARK 620 5 ASP B  48   OD1 115.3 140.7 131.5  47.9                            
REMARK 620 6 HOH B 147   O    99.8  76.1 144.9 114.5  66.6                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA C 120  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 TYR C  27   O                                                      
REMARK 620 2 GLY C  29   O    87.0                                              
REMARK 620 3 GLY C  31   O    95.3  74.6                                        
REMARK 620 4 ASP C  48   OD1 112.2 140.8 132.9                                  
REMARK 620 5 ASP C  48   OD2  97.4 161.2  86.8  53.5                            
REMARK 620 6 HOH C 132   O   168.5  81.5  82.3  77.0  93.7                      
REMARK 620 7 HOH C 134   O    82.7  78.2 152.7  71.4 120.4  94.3                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 120                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 120                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA C 120                  
DBREF  1PSH A    1   119  UNP    P15445   PA2_NAJNA        1    119             
DBREF  1PSH B    1   119  UNP    P15445   PA2_NAJNA        1    119             
DBREF  1PSH C    1   119  UNP    P15445   PA2_NAJNA        1    119             
SEQRES   1 A  119  ASN LEU TYR GLN PHE LYS ASN MET ILE LYS CYS THR VAL          
SEQRES   2 A  119  PRO SER ARG SER TRP TRP ASP PHE ALA ASP TYR GLY CYS          
SEQRES   3 A  119  TYR CYS GLY ARG GLY GLY SER GLY THR PRO VAL ASP ASP          
SEQRES   4 A  119  LEU ASP ARG CYS CYS GLN VAL HIS ASP ASN CYS TYR ASN          
SEQRES   5 A  119  GLU ALA GLU LYS ILE SER GLY CYS TRP PRO TYR PHE LYS          
SEQRES   6 A  119  THR TYR SER TYR GLU CYS SER GLN GLY THR LEU THR CYS          
SEQRES   7 A  119  LYS GLY ASP ASN ASN ALA CYS ALA ALA SER VAL CYS ASP          
SEQRES   8 A  119  CYS ASP ARG LEU ALA ALA ILE CYS PHE ALA GLY ALA PRO          
SEQRES   9 A  119  TYR ASN ASP ASN ASN TYR ASN ILE ASP LEU LYS ALA ARG          
SEQRES  10 A  119  CYS GLN                                                      
SEQRES   1 B  119  ASN LEU TYR GLN PHE LYS ASN MET ILE LYS CYS THR VAL          
SEQRES   2 B  119  PRO SER ARG SER TRP TRP ASP PHE ALA ASP TYR GLY CYS          
SEQRES   3 B  119  TYR CYS GLY ARG GLY GLY SER GLY THR PRO VAL ASP ASP          
SEQRES   4 B  119  LEU ASP ARG CYS CYS GLN VAL HIS ASP ASN CYS TYR ASN          
SEQRES   5 B  119  GLU ALA GLU LYS ILE SER GLY CYS TRP PRO TYR PHE LYS          
SEQRES   6 B  119  THR TYR SER TYR GLU CYS SER GLN GLY THR LEU THR CYS          
SEQRES   7 B  119  LYS GLY ASP ASN ASN ALA CYS ALA ALA SER VAL CYS ASP          
SEQRES   8 B  119  CYS ASP ARG LEU ALA ALA ILE CYS PHE ALA GLY ALA PRO          
SEQRES   9 B  119  TYR ASN ASP ASN ASN TYR ASN ILE ASP LEU LYS ALA ARG          
SEQRES  10 B  119  CYS GLN                                                      
SEQRES   1 C  119  ASN LEU TYR GLN PHE LYS ASN MET ILE LYS CYS THR VAL          
SEQRES   2 C  119  PRO SER ARG SER TRP TRP ASP PHE ALA ASP TYR GLY CYS          
SEQRES   3 C  119  TYR CYS GLY ARG GLY GLY SER GLY THR PRO VAL ASP ASP          
SEQRES   4 C  119  LEU ASP ARG CYS CYS GLN VAL HIS ASP ASN CYS TYR ASN          
SEQRES   5 C  119  GLU ALA GLU LYS ILE SER GLY CYS TRP PRO TYR PHE LYS          
SEQRES   6 C  119  THR TYR SER TYR GLU CYS SER GLN GLY THR LEU THR CYS          
SEQRES   7 C  119  LYS GLY ASP ASN ASN ALA CYS ALA ALA SER VAL CYS ASP          
SEQRES   8 C  119  CYS ASP ARG LEU ALA ALA ILE CYS PHE ALA GLY ALA PRO          
SEQRES   9 C  119  TYR ASN ASP ASN ASN TYR ASN ILE ASP LEU LYS ALA ARG          
SEQRES  10 C  119  CYS GLN                                                      
HET     CA  A 120       1                                                       
HET     CA  B 120       1                                                       
HET     CA  C 120       1                                                       
HETNAM      CA CALCIUM ION                                                      
FORMUL   4   CA    3(CA 2+)                                                     
FORMUL   7  HOH   *148(H2 O)                                                    
HELIX    1   1 ASN A    1  VAL A   13  1                                  13    
HELIX    2   2 SER A   17  ASP A   23  1                                   7    
HELIX    3   3 ASP A   38  GLU A   55  1                                  18    
HELIX    4   4 ASN A   83  GLY A  102  1                                  20    
HELIX    5   5 ASN A  106  ASN A  109  5                                   4    
HELIX    6   6 ASP A  113  CYS A  118  1                                   6    
HELIX    7   7 ASN B    1  VAL B   13  1                                  13    
HELIX    8   8 SER B   17  ASP B   23  1                                   7    
HELIX    9   9 ASP B   38  LYS B   56  1                                  19    
HELIX   10  10 ASN B   83  ALA B  103  1                                  21    
HELIX   11  11 ASN B  106  ASN B  109  5                                   4    
HELIX   12  12 ASP B  113  CYS B  118  1                                   6    
HELIX   13  13 ASN C    1  VAL C   13  1                                  13    
HELIX   14  14 SER C   17  ASP C   23  1                                   7    
HELIX   15  15 ASP C   38  GLU C   55  1                                  18    
HELIX   16  16 ASN C   83  ALA C  103  1                                  21    
HELIX   17  17 ASN C  106  ASN C  109  5                                   4    
HELIX   18  18 ASP C  113  CYS C  118  1                                   6    
SHEET    1   A 2 TYR A  69  SER A  72  0                                        
SHEET    2   A 2 THR A  75  CYS A  78 -1  O  THR A  75   N  SER A  72           
SHEET    1   B 2 TYR B  69  SER B  72  0                                        
SHEET    2   B 2 THR B  75  CYS B  78 -1  O  THR B  75   N  SER B  72           
SHEET    1   C 2 TYR C  69  SER C  72  0                                        
SHEET    2   C 2 THR C  75  CYS C  78 -1  O  THR C  75   N  SER C  72           
SSBOND   1 CYS A   11    CYS A   71                          1555   1555  2.01  
SSBOND   2 CYS A   26    CYS A  118                          1555   1555  2.02  
SSBOND   3 CYS A   28    CYS A   44                          1555   1555  2.01  
SSBOND   4 CYS A   43    CYS A   99                          1555   1555  2.02  
SSBOND   5 CYS A   50    CYS A   92                          1555   1555  2.02  
SSBOND   6 CYS A   60    CYS A   85                          1555   1555  2.01  
SSBOND   7 CYS A   78    CYS A   90                          1555   1555  2.01  
SSBOND   8 CYS B   11    CYS B   71                          1555   1555  2.02  
SSBOND   9 CYS B   26    CYS B  118                          1555   1555  2.02  
SSBOND  10 CYS B   28    CYS B   44                          1555   1555  2.00  
SSBOND  11 CYS B   43    CYS B   99                          1555   1555  2.02  
SSBOND  12 CYS B   50    CYS B   92                          1555   1555  2.05  
SSBOND  13 CYS B   60    CYS B   85                          1555   1555  2.02  
SSBOND  14 CYS B   78    CYS B   90                          1555   1555  2.02  
SSBOND  15 CYS C   11    CYS C   71                          1555   1555  2.00  
SSBOND  16 CYS C   26    CYS C  118                          1555   1555  2.03  
SSBOND  17 CYS C   28    CYS C   44                          1555   1555  1.99  
SSBOND  18 CYS C   43    CYS C   99                          1555   1555  2.00  
SSBOND  19 CYS C   50    CYS C   92                          1555   1555  2.03  
SSBOND  20 CYS C   60    CYS C   85                          1555   1555  2.01  
SSBOND  21 CYS C   78    CYS C   90                          1555   1555  2.02  
LINK         O   TYR A  27                CA    CA A 120     1555   1555  2.00  
LINK         O   GLY A  29                CA    CA A 120     1555   1555  2.26  
LINK         O   GLY A  31                CA    CA A 120     1555   1555  2.13  
LINK         OD2 ASP A  48                CA    CA A 120     1555   1555  1.94  
LINK         OD1 ASP A  48                CA    CA A 120     1555   1555  2.54  
LINK        CA    CA A 120                 O   HOH A 130     1555   1555  1.77  
LINK        CA    CA A 120                 O   HOH A 144     1555   1555  1.62  
LINK         O   TYR B  27                CA    CA B 120     1555   1555  1.75  
LINK         O   GLY B  29                CA    CA B 120     1555   1555  2.21  
LINK         O   GLY B  31                CA    CA B 120     1555   1555  1.96  
LINK         OD2 ASP B  48                CA    CA B 120     1555   1555  1.73  
LINK         OD1 ASP B  48                CA    CA B 120     1555   1555  2.73  
LINK        CA    CA B 120                 O   HOH B 147     1555   1555  1.51  
LINK         O   TYR C  27                CA    CA C 120     1555   1555  1.79  
LINK         O   GLY C  29                CA    CA C 120     1555   1555  2.24  
LINK         O   GLY C  31                CA    CA C 120     1555   1555  2.15  
LINK         OD1 ASP C  48                CA    CA C 120     1555   1555  2.52  
LINK         OD2 ASP C  48                CA    CA C 120     1555   1555  1.87  
LINK        CA    CA C 120                 O   HOH C 132     1555   1555  1.58  
LINK        CA    CA C 120                 O   HOH C 134     1555   1555  1.92  
SITE     1 AC1  6 TYR A  27  GLY A  29  GLY A  31  ASP A  48                    
SITE     2 AC1  6 HOH A 130  HOH A 144                                          
SITE     1 AC2  5 TYR B  27  GLY B  29  GLY B  31  ASP B  48                    
SITE     2 AC2  5 HOH B 147                                                     
SITE     1 AC3  6 TYR C  27  GLY C  29  GLY C  31  ASP C  48                    
SITE     2 AC3  6 HOH C 132  HOH C 134                                          
CRYST1   88.600   88.600  107.400  90.00  90.00  90.00 P 43 21 2    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      0.011287  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.011287  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009311        0.00000