HEADER    HYDROLASE                               27-JUN-08   2ZP4              
TITLE     CARBOXYLIC ESTER HYDROLASE, SINGLE MUTANT H48N OF BOVINE PANCREATIC   
TITLE    2 PLA2 ENZYME                                                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PHOSPHOLIPASE A2;                                          
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: PHOSPHATIDYLCHOLINE 2-ACYLHYDROLASE, GROUP IB PHOSPHOLIPASE 
COMPND   5 A2;                                                                  
COMPND   6 EC: 3.1.1.4;                                                         
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE   3 ORGANISM_COMMON: BOVINE,COW,DOMESTIC CATTLE,DOMESTIC COW;            
SOURCE   4 ORGANISM_TAXID: 9913;                                                
SOURCE   5 STRAIN: PANCREAS;                                                    
SOURCE   6 GENE: PLA2G1B;                                                       
SOURCE   7 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   9 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE  10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  11 EXPRESSION_SYSTEM_PLASMID: PTOA2MBL21                                
KEYWDS    HYDROLASE, ACTIVE SITE MUTANT, METAL BINDING PROTEIN, CALCIUM, LIPID  
KEYWDS   2 DEGRADATION, METAL-BINDING, PYRROLIDONE CARBOXYLIC ACID, SECRETED    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.P.KANAUJIA,K.SEKAR                                                  
REVDAT   5   30-OCT-24 2ZP4    1       REMARK                                   
REVDAT   4   01-NOV-23 2ZP4    1       REMARK                                   
REVDAT   3   10-NOV-21 2ZP4    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 2ZP4    1       VERSN                                    
REVDAT   1   04-NOV-08 2ZP4    0                                                
JRNL        AUTH   S.P.KANAUJIA,K.SEKAR                                         
JRNL        TITL   STRUCTURES AND MOLECULAR-DYNAMICS STUDIES OF THREE           
JRNL        TITL 2 ACTIVE-SITE MUTANTS OF BOVINE PANCREATIC PHOSPHOLIPASE A(2)  
JRNL        REF    ACTA CRYSTALLOGR.,SECT.D      V.  64  1003 2008              
JRNL        REFN                   ISSN 0907-4449                               
JRNL        PMID   18931407                                                     
JRNL        DOI    10.1107/S0907444908022713                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.2                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 22.91                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 642032.580                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 97.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 10011                          
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 SET) : 0.178                           
REMARK   3   FREE R VALUE                     : 0.201                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.300                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 1036                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.006                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.90                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.07                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 94.10                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1413                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2440                       
REMARK   3   BIN FREE R VALUE                    : 0.2580                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 9.50                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 148                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.021                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 955                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 11                                      
REMARK   3   SOLVENT ATOMS            : 132                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 21.50                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 29.90                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 3.27000                                              
REMARK   3    B22 (A**2) : 3.27000                                              
REMARK   3    B33 (A**2) : -6.54000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.18                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.12                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.21                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.10                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.004                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.200                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 21.80                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.690                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
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  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.40                                                 
REMARK   3   BSOL        : 62.96                                                
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  4  : LIGAND.PARAM                                   
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  3   : WATER_PROTIN.TOP                               
REMARK   3  TOPOLOGY FILE  4   : LIGAND.TOP                                     
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED                   
REMARK   4                                                                      
REMARK   4 2ZP4 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 30-JUN-08.                  
REMARK 100 THE DEPOSITION ID IS D_1000028248.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 08-APR-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU300                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : GRAPHITE                           
REMARK 200  OPTICS                         : NULL                               
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   : 10227                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY                : 11.40                              
REMARK 200  R MERGE                    (I) : 0.05800                            
REMARK 200  R SYM                      (I) : 0.04600                            
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) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.97                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.41800                            
REMARK 200  R SYM FOR SHELL            (I) : 0.38300                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1MKT                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.87                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.23                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 5MM CACL2, 50MM TRIS BUFFER, PH 7.2,     
REMARK 280  60% MPD, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K            
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 31 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+2/3                                           
REMARK 290       6555   -X,-X+Y,-Z+1/3                                          
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       33.83400            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       67.66800            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  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        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       67.66800            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       33.83400            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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 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    VAL A  65       56.42    -92.04                                   
REMARK 500    LYS A 120       -4.79    -56.75                                   
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    88.1                                              
REMARK 620 3 GLY A  32   O    94.9  80.6                                        
REMARK 620 4 ASP A  49   OD1 103.8 144.2 130.5                                  
REMARK 620 5 ASP A  49   OD2  95.2 161.8  81.2  52.1                            
REMARK 620 6 HOH A 208   O    78.4  74.5 154.3  75.1 123.8                      
REMARK 620 7 HOH A 225   O   171.7  83.6  83.0  83.5  92.5 100.0                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 125  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 123   O                                                      
REMARK 620 2 CYS A 123   OXT  50.3                                              
REMARK 620 3 HOH A 300   O    85.3  93.8                                        
REMARK 620 4 HOH A 301   O    74.4 107.9 127.3                                  
REMARK 620 5 HOH A 302   O   116.8  73.0  71.8 160.0                            
REMARK 620 6 HOH A 303   O   110.1  84.4 157.2  74.4  86.0                      
REMARK 620 N                    1     2     3     4     5                       
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                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 125                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 126                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MRD A 401                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2ZP3   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2ZP5   RELATED DB: PDB                                   
DBREF  2ZP4 A    1   123  UNP    P00593   PA21B_BOVIN     23    145             
SEQADV 2ZP4 ASN A   48  UNP  P00593    HIS    70 ENGINEERED MUTATION            
SEQRES   1 A  123  ALA 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 ASN 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     CA  A 124       1                                                       
HET     CA  A 125       1                                                       
HET     CL  A 126       1                                                       
HET    MRD  A 401       8                                                       
HETNAM      CA CALCIUM ION                                                      
HETNAM      CL CHLORIDE ION                                                     
HETNAM     MRD (4R)-2-METHYLPENTANE-2,4-DIOL                                    
FORMUL   2   CA    2(CA 2+)                                                     
FORMUL   4   CL    CL 1-                                                        
FORMUL   5  MRD    C6 H14 O2                                                    
FORMUL   6  HOH   *132(H2 O)                                                    
HELIX    1   1 ALA A    1  ILE A   13  1                                  13    
HELIX    2   2 GLU A   17  PHE A   22  1                                   6    
HELIX    3   3 ASP A   39  LEU A   58  1                                  20    
HELIX    4   4 LEU A   58  VAL A   63  1                                   6    
HELIX    5   5 ASN A   89  VAL A  109  1                                  21    
HELIX    6   6 ASN A  112  LYS A  116  5                                   5    
HELIX    7   7 ASP A  119  CYS A  123  5                                   5    
SHEET    1   A 2 TYR A  75  SER A  78  0                                        
SHEET    2   A 2 GLU A  81  CYS A  84 -1  O  THR A  83   N  SER A  76           
SSBOND   1 CYS A   11    CYS A   77                          1555   1555  2.03  
SSBOND   2 CYS A   27    CYS A  123                          1555   1555  2.03  
SSBOND   3 CYS A   29    CYS A   45                          1555   1555  2.03  
SSBOND   4 CYS A   44    CYS A  105                          1555   1555  2.03  
SSBOND   5 CYS A   51    CYS A   98                          1555   1555  2.03  
SSBOND   6 CYS A   61    CYS A   91                          1555   1555  2.03  
SSBOND   7 CYS A   84    CYS A   96                          1555   1555  2.04  
LINK         O   TYR A  28                CA    CA A 124     1555   1555  2.29  
LINK         O   GLY A  30                CA    CA A 124     1555   1555  2.40  
LINK         O   GLY A  32                CA    CA A 124     1555   1555  2.40  
LINK         OD1 ASP A  49                CA    CA A 124     1555   1555  2.59  
LINK         OD2 ASP A  49                CA    CA A 124     1555   1555  2.40  
LINK         O   CYS A 123                CA    CA A 125     1555   1555  2.75  
LINK         OXT CYS A 123                CA    CA A 125     1555   1555  2.37  
LINK        CA    CA A 124                 O   HOH A 208     1555   1555  2.54  
LINK        CA    CA A 124                 O   HOH A 225     1555   1555  2.38  
LINK        CA    CA A 125                 O   HOH A 300     1555   1555  2.22  
LINK        CA    CA A 125                 O   HOH A 301     1555   1555  2.08  
LINK        CA    CA A 125                 O   HOH A 302     1555   1555  2.24  
LINK        CA    CA A 125                 O   HOH A 303     1555   1555  2.34  
SITE     1 AC1  6 TYR A  28  GLY A  30  GLY A  32  ASP A  49                    
SITE     2 AC1  6 HOH A 208  HOH A 225                                          
SITE     1 AC2  6 ASN A 112  CYS A 123  HOH A 300  HOH A 301                    
SITE     2 AC2  6 HOH A 302  HOH A 303                                          
SITE     1 AC3  4 LYS A  12  ILE A  82  ARG A 100  ILE A 104                    
SITE     1 AC4  3 PHE A  22  GLY A  30  HOH A 208                               
CRYST1   45.819   45.819  101.502  90.00  90.00 120.00 P 31 2 1      6          
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      0.021825  0.012601  0.000000        0.00000                         
SCALE2      0.000000  0.025201  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009852        0.00000