HEADER    CARBOXYLIC ESTER HYDROLASE              27-JUN-83   3BP2              
TITLE     ROLE OF THE N-TERMINUS IN THE INTERACTION OF PANCREATIC PHOSPHOLIPASE 
TITLE    2 A2 WITH AGGREGATED SUBSTRATES. PROPERTIES AND CRYSTAL STRUCTURE OF   
TITLE    3 TRANSAMINATED PHOSPHOLIPASE A2                                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PHOSPHOLIPASE A2;                                          
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 3.1.1.4;                                                         
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE   3 ORGANISM_COMMON: CATTLE;                                             
SOURCE   4 ORGANISM_TAXID: 9913                                                 
KEYWDS    CARBOXYLIC ESTER HYDROLASE                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    B.W.DIJKSTRA,J.DRENTH                                                 
REVDAT  10   20-NOV-24 3BP2    1       REMARK                                   
REVDAT   9   15-NOV-23 3BP2    1       REMARK LINK   ATOM                       
REVDAT   8   20-NOV-19 3BP2    1       LINK                                     
REVDAT   7   29-NOV-17 3BP2    1       REMARK HELIX                             
REVDAT   6   24-FEB-09 3BP2    1       VERSN                                    
REVDAT   5   01-APR-03 3BP2    1       JRNL                                     
REVDAT   4   15-JAN-91 3BP2    3       SEQRES HET    FORMUL HETATM              
REVDAT   3   09-APR-85 3BP2    1       JRNL                                     
REVDAT   2   30-SEP-83 3BP2    1       REVDAT                                   
REVDAT   1   15-SEP-83 3BP2    0                                                
JRNL        AUTH   B.W.DIJKSTRA,K.H.KALK,J.DRENTH,G.H.DE HAAS,M.R.EGMOND,       
JRNL        AUTH 2 A.J.SLOTBOOM                                                 
JRNL        TITL   ROLE OF THE N-TERMINUS IN THE INTERACTION OF PANCREATIC      
JRNL        TITL 2 PHOSPHOLIPASE A2 WITH AGGREGATED SUBSTRATES. PROPERTIES AND  
JRNL        TITL 3 CRYSTAL STRUCTURE OF TRANSAMINATED PHOSPHOLIPASE A2          
JRNL        REF    BIOCHEMISTRY                  V.  23  2759 1984              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   6466614                                                      
JRNL        DOI    10.1021/BI00307A035                                          
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   B.W.DIJKSTRA,R.RENETSEDER,K.H.KALK,W.G.J.HOL,J.DRENTH        
REMARK   1  TITL   STRUCTURE OF PORCINE PANCREATIC PHOSPHOLIPASE A2 AT 2.6      
REMARK   1  TITL 2 ANGSTROMS RESOLUTION AND COMPARISON WITH BOVINE              
REMARK   1  TITL 3 PHOSPHOLIPASE A2                                             
REMARK   1  REF    J.MOL.BIOL.                   V. 168   163 1983              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   B.W.DIJKSTRA,G.J.H.VANNES,K.H.KALK,N.P.BRANDENBURG,          
REMARK   1  AUTH 2 W.G.J.HOL,J.DRENTH                                           
REMARK   1  TITL   THE STRUCTURE OF BOVINE PANCREATIC PROPHOSPHOLIPASE A2 AT    
REMARK   1  TITL 2 3.0 ANGSTROMS RESOLUTION                                     
REMARK   1  REF    ACTA CRYSTALLOGR.,SECT.B      V.  38   793 1982              
REMARK   1  REFN                   ISSN 0108-7681                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   B.W.DIJKSTRA,J.DRENTH,K.H.KALK                               
REMARK   1  TITL   ACTIVE SITE AND CATALYTIC MECHANISM OF PHOSPHOLIPASE A2      
REMARK   1  REF    NATURE                        V. 289   604 1981              
REMARK   1  REFN                   ISSN 0028-0836                               
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   B.W.DIJKSTRA,K.H.KALK,W.G.J.HOL,J.DRENTH                     
REMARK   1  TITL   STRUCTURE OF BOVINE PANCREATIC PHOSPHOLIPASE A2 AT 1.7       
REMARK   1  TITL 2 ANGSTROMS RESOLUTION                                         
REMARK   1  REF    J.MOL.BIOL.                   V. 147    97 1981              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1 REFERENCE 5                                                          
REMARK   1  AUTH   B.W.DIJKSTRA,J.DRENTH,K.H.KALK,P.J.VANDERMAELEN              
REMARK   1  TITL   THREE-DIMENSIONAL STRUCTURE AND DISULFIDE BOND CONNECTIONS   
REMARK   1  TITL 2 IN BOVINE PANCREATIC PHOSPHOLIPASE A2                        
REMARK   1  REF    J.MOL.BIOL.                   V. 124    53 1978              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PROLSQ                                               
REMARK   3   AUTHORS     : KONNERT,HENDRICKSON                                  
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : NULL                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : NULL                           
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 + TEST SET) : 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                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL WITH ALL DATA.                               
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : NULL                   
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE                  (NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : NULL                   
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 957                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 1                                       
REMARK   3   SOLVENT ATOMS            : 86                                      
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  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : NULL  ; NULL                
REMARK   3    ANGLE DISTANCE                  (A) : NULL  ; NULL                
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : NULL  ; NULL                
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : NULL  ; NULL                
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : NULL  ; NULL                
REMARK   3    MULTIPLE TORSION                (A) : NULL  ; NULL                
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : NULL  ; NULL                
REMARK   3    STAGGERED                 (DEGREES) : NULL  ; NULL                
REMARK   3    TRANSVERSE                (DEGREES) : NULL  ; 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  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3BP2 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_1000178894.                                   
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: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.85                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000       23.34000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       18.95500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       32.42500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       18.95500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       23.34000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       32.42500            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: 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 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 THE TYPE CLASSIFICATIONS GIVEN IN THE REMARK FIELD OF THE            
REMARK 400 TURN RECORDS BELOW FOLLOWS THE NOMENCLATURE OF CRAWFORD ET           
REMARK 400 AL. (PROC.NAT.ACAD.SCI.USA, V. 76, P. 2551, 1973).                   
REMARK 475                                                                      
REMARK 475 ZERO OCCUPANCY RESIDUES                                              
REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY.             
REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT                
REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;                      
REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE)          
REMARK 475   M RES C  SSEQI                                                     
REMARK 475     PYR A     1                                                      
REMARK 475     LEU A     2                                                      
REMARK 475     LYS A    53                                                      
REMARK 475     GLN A    54                                                      
REMARK 475     ALA A    55                                                      
REMARK 475     LYS A    56                                                      
REMARK 475     LYS A    57                                                      
REMARK 475     LEU A    58                                                      
REMARK 475     ASP A    59                                                      
REMARK 475     SER A    60                                                      
REMARK 475     CYS A    61                                                      
REMARK 475     LYS A    62                                                      
REMARK 475     VAL A    63                                                      
REMARK 475     LEU A    64                                                      
REMARK 475     VAL A    65                                                      
REMARK 475     ASP A    66                                                      
REMARK 475     ASN A    67                                                      
REMARK 475     PRO A    68                                                      
REMARK 475     TYR A    69                                                      
REMARK 475     THR A    70                                                      
REMARK 475     ASN A    71                                                      
REMARK 475     ASN A    72                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     TRP A    3   O    CB   CG   CD1  CD2  NE1  CE2                   
REMARK 480     TRP A    3   CE3  CZ2  CZ3  CH2                                  
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   OD1  ASP A    66     O    HOH A   162              0.43            
REMARK 500   N    TYR A    69     O    HOH A   202              0.61            
REMARK 500   CB   PRO A    68     O    HOH A   205              0.75            
REMARK 500   C    ASN A    71     O    HOH A   197              0.82            
REMARK 500   NE1  TRP A     3     O    HOH A   206              0.83            
REMARK 500   CA   ASN A    71     O    HOH A   197              0.92            
REMARK 500   CG   ASP A    66     O    HOH A   162              0.98            
REMARK 500   OG1  THR A    70     O    HOH A   164              1.03            
REMARK 500   CD1  LEU A    64     O    HOH A   195              1.11            
REMARK 500   C    PRO A    68     O    HOH A   202              1.11            
REMARK 500   CA   PRO A    68     O    HOH A   205              1.13            
REMARK 500   O    TYR A    69     O    HOH A   148              1.38            
REMARK 500   CA   TYR A    69     O    HOH A   202              1.39            
REMARK 500   CB   THR A    70     O    HOH A   164              1.44            
REMARK 500   CG   PRO A    68     O    HOH A   205              1.44            
REMARK 500   CE2  TRP A     3     O    HOH A   206              1.59            
REMARK 500   N    ASN A    72     O    HOH A   197              1.61            
REMARK 500   CD1  TRP A     3     O    HOH A   206              1.62            
REMARK 500   N    PRO A    68     O    HOH A   205              1.65            
REMARK 500   O    PRO A    68     O    HOH A   202              1.82            
REMARK 500   CD   PRO A    68     O    HOH A   205              1.84            
REMARK 500   CB   ASN A    71     O    HOH A   197              1.90            
REMARK 500   O    ASN A    71     O    HOH A   197              1.91            
REMARK 500   CG   LEU A    64     O    HOH A   195              1.98            
REMARK 500   CB   ASP A    66     O    HOH A   162              1.99            
REMARK 500   CG2  THR A    70     O    HOH A   164              2.06            
REMARK 500   OD2  ASP A    66     O    HOH A   162              2.11            
REMARK 500   OE2  GLU A    92     O    HOH A   156              2.12            
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   OE1  GLU A   114     O    HOH A   169     2554     2.05            
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    TRP A   3   CB    TRP A   3   CG      0.300                       
REMARK 500    GLY A  35   N     GLY A  35   CA      0.099                       
REMARK 500    LEU A  64   N     LEU A  64   CA     -0.226                       
REMARK 500    ASN A  72   C     TYR A  73   N       0.264                       
REMARK 500    SER A  74   CB    SER A  74   OG      0.079                       
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    PYR A   1   CA  -  C   -  N   ANGL. DEV. =  38.8 DEGREES          
REMARK 500    PYR A   1   O   -  C   -  N   ANGL. DEV. = -54.2 DEGREES          
REMARK 500    TRP A   3   CA  -  CB  -  CG  ANGL. DEV. =  11.9 DEGREES          
REMARK 500    GLN A   4   N   -  CA  -  CB  ANGL. DEV. =  12.7 DEGREES          
REMARK 500    ASP A  21   N   -  CA  -  CB  ANGL. DEV. = -11.2 DEGREES          
REMARK 500    ASP A  40   CB  -  CG  -  OD2 ANGL. DEV. = -10.5 DEGREES          
REMARK 500    ASP A  42   CB  -  CG  -  OD1 ANGL. DEV. =  12.4 DEGREES          
REMARK 500    ARG A  43   CD  -  NE  -  CZ  ANGL. DEV. =  -8.8 DEGREES          
REMARK 500    ARG A  43   NE  -  CZ  -  NH2 ANGL. DEV. =   8.1 DEGREES          
REMARK 500    ASP A  49   CB  -  CG  -  OD1 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    CYS A  51   CB  -  CA  -  C   ANGL. DEV. =   7.9 DEGREES          
REMARK 500    TYR A  52   CB  -  CG  -  CD2 ANGL. DEV. =  -4.0 DEGREES          
REMARK 500    TYR A  52   CB  -  CG  -  CD1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500    LEU A  58   CA  -  CB  -  CG  ANGL. DEV. =  17.8 DEGREES          
REMARK 500    LEU A  64   N   -  CA  -  C   ANGL. DEV. = -20.1 DEGREES          
REMARK 500    ASN A  72   CA  -  C   -  N   ANGL. DEV. =  14.2 DEGREES          
REMARK 500    ASN A  72   O   -  C   -  N   ANGL. DEV. = -16.9 DEGREES          
REMARK 500    GLU A  92   OE1 -  CD  -  OE2 ANGL. DEV. =   7.5 DEGREES          
REMARK 500    PHE A  94   CB  -  CG  -  CD1 ANGL. DEV. =  -4.9 DEGREES          
REMARK 500    ARG A 100   CD  -  NE  -  CZ  ANGL. DEV. = -12.4 DEGREES          
REMARK 500    ARG A 100   NH1 -  CZ  -  NH2 ANGL. DEV. =  10.2 DEGREES          
REMARK 500    ARG A 100   NE  -  CZ  -  NH2 ANGL. DEV. =  -9.6 DEGREES          
REMARK 500    CYS A 105   CB  -  CA  -  C   ANGL. DEV. =   9.9 DEGREES          
REMARK 500    ASP A 119   CA  -  CB  -  CG  ANGL. DEV. = -14.0 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    LEU A   2      -57.59     68.64                                   
REMARK 500    LYS A  62       61.29    -63.77                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    ARG A  43         0.12    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    PYR A   1        -67.28                                           
REMARK 500    ASN A  72        -13.46                                           
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 124  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 TYR A  28   O                                                      
REMARK 620 2 GLY A  30   O    87.4                                              
REMARK 620 3 GLY A  32   O    90.3  77.4                                        
REMARK 620 4 ASP A  49   OD1 114.9 138.4 133.1                                  
REMARK 620 5 ASP A  49   OD2 104.1 157.7  83.4  53.4                            
REMARK 620 6 HOH A 126   O    88.4  71.4 148.8  74.5 127.0                      
REMARK 620 7 HOH A 133   O   165.4  78.0  86.3  77.2  89.6  87.1                
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 124                  
DBREF  3BP2 A    2   123  UNP    P00593   PA21B_BOVIN     24    145             
SEQRES   1 A  123  PYR LEU TRP GLN PHE ASN GLY MET ILE LYS CYS LYS ILE          
SEQRES   2 A  123  PRO SER SER GLU PRO LEU LEU ASP PHE ASN ASN TYR GLY          
SEQRES   3 A  123  CYS TYR CYS GLY LEU GLY GLY SER GLY THR PRO VAL ASP          
SEQRES   4 A  123  ASP LEU ASP ARG CYS CYS GLN THR HIS ASP ASN CYS TYR          
SEQRES   5 A  123  LYS GLN ALA LYS LYS LEU ASP SER CYS LYS VAL LEU VAL          
SEQRES   6 A  123  ASP ASN PRO TYR THR ASN ASN TYR SER TYR SER CYS SER          
SEQRES   7 A  123  ASN ASN GLU ILE THR CYS SER SER GLU ASN ASN ALA CYS          
SEQRES   8 A  123  GLU ALA PHE ILE CYS ASN CYS ASP ARG ASN ALA ALA ILE          
SEQRES   9 A  123  CYS PHE SER LYS VAL PRO TYR ASN LYS GLU HIS LYS ASN          
SEQRES  10 A  123  LEU ASP LYS LYS ASN CYS                                      
HET    PYR  A   1       5                                                       
HET     CA  A 124       1                                                       
HETNAM     PYR PYRUVIC ACID                                                     
HETNAM      CA CALCIUM ION                                                      
FORMUL   1  PYR    C3 H4 O3                                                     
FORMUL   2   CA    CA 2+                                                        
FORMUL   3  HOH   *86(H2 O)                                                     
HELIX    1   A TRP A    3  ILE A   13  1                                  11    
HELIX    2   B GLU A   17  PHE A   22  1GLU17 ALSO CLASS 5 WITH LEU20      6    
HELIX    3   C ASP A   39  LEU A   58  1GLN 54, ALA 55 CLASS 5            20    
HELIX    4   E ASN A   89  LYS A  108  1CYS 105 CLASS 5                   20    
SHEET    1 SH1 2 SER A  74  SER A  78  0                                        
SHEET    2 SH1 2 GLU A  81  SER A  85 -1                                        
SSBOND   1 CYS A   11    CYS A   77                          1555   1555  2.12  
SSBOND   2 CYS A   27    CYS A  123                          1555   1555  2.02  
SSBOND   3 CYS A   29    CYS A   45                          1555   1555  2.05  
SSBOND   4 CYS A   44    CYS A  105                          1555   1555  2.02  
SSBOND   5 CYS A   51    CYS A   98                          1555   1555  2.05  
SSBOND   6 CYS A   61    CYS A   91                          1555   1555  2.08  
SSBOND   7 CYS A   84    CYS A   96                          1555   1555  2.05  
LINK         C   PYR A   1                 N   LEU A   2     1555   1555  1.41  
LINK         O   PYR A   1                 N   LEU A   2     1555   1555  1.48  
LINK         CA  PYR A   1                 CG  ASP A  59     1555   4457  1.28  
LINK         CB  PYR A   1                 CG  ASP A  59     1555   4457  1.20  
LINK         O   TYR A  28                CA    CA A 124     1555   1555  2.10  
LINK         O   GLY A  30                CA    CA A 124     1555   1555  2.50  
LINK         O   GLY A  32                CA    CA A 124     1555   1555  2.42  
LINK         OD1 ASP A  49                CA    CA A 124     1555   1555  2.34  
LINK         OD2 ASP A  49                CA    CA A 124     1555   1555  2.25  
LINK        CA    CA A 124                 O   HOH A 126     1555   1555  2.52  
LINK        CA    CA A 124                 O   HOH A 133     1555   1555  2.45  
SITE     1 AC1  6 TYR A  28  GLY A  30  GLY A  32  ASP A  49                    
SITE     2 AC1  6 HOH A 126  HOH A 133                                          
CRYST1   46.680   64.850   37.910  90.00  90.00  90.00 P 21 21 21    4          
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      0.021422  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.015420  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.026378        0.00000                         
HETATM    1  C   PYR A   1       9.426  15.847  31.750  0.00 19.40           C  
HETATM    2  O   PYR A   1       9.457  14.648  31.631  0.00 19.44           O  
HETATM    3  CA  PYR A   1       8.841  16.344  33.063  0.00 19.09           C  
HETATM    4  O3  PYR A   1       7.918  17.344  33.608  0.00 18.97           O  
HETATM    5  CB  PYR A   1       8.168  14.955  33.043  0.00 18.93           C