HEADER    SERINE PROTEASE                         22-NOV-91   1ST3              
TITLE     THE CRYSTAL STRUCTURE OF THE BACILLUS LENTUS ALKALINE PROTEASE,       
TITLE    2 SUBTILISIN BL, AT 1.4 ANGSTROMS RESOLUTION                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SUBTILISIN BL;                                             
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 3.4.21.62;                                                       
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BACILLUS LENTUS;                                
SOURCE   3 ORGANISM_TAXID: 1467                                                 
KEYWDS    SERINE PROTEASE                                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.W.GODDETTE                                                          
REVDAT   5   14-FEB-24 1ST3    1       REMARK LINK                              
REVDAT   4   29-NOV-17 1ST3    1       HELIX                                    
REVDAT   3   24-FEB-09 1ST3    1       VERSN                                    
REVDAT   2   01-APR-03 1ST3    1       JRNL                                     
REVDAT   1   31-JAN-94 1ST3    0                                                
JRNL        AUTH   D.W.GODDETTE,C.PAECH,S.S.YANG,J.R.MIELENZ,C.BYSTROFF,        
JRNL        AUTH 2 M.E.WILKE,R.J.FLETTERICK                                     
JRNL        TITL   THE CRYSTAL STRUCTURE OF THE BACILLUS LENTUS ALKALINE        
JRNL        TITL 2 PROTEASE, SUBTILISIN BL, AT 1.4 A RESOLUTION.                
JRNL        REF    J.MOL.BIOL.                   V. 228   580 1992              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   1453465                                                      
JRNL        DOI    10.1016/0022-2836(92)90843-9                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.40 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) : 1.40                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.60                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
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             : 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 SET) : 0.190                           
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            : 1888                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 2                                       
REMARK   3   SOLVENT ATOMS            : 157                                     
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) : 0.015                           
REMARK   3   BOND ANGLES            (DEGREES) : 2.560                           
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: NO SIGNIFICANT DENSITY WAS OBSERVED FOR   
REMARK   3  RESIDUES ARG 99 AND ARG 269.                                        
REMARK   4                                                                      
REMARK   4 1ST3 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_1000176500.                                   
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   (%): 46.50                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.30                     
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       26.54650            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       37.80500            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       30.74500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       37.80500            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       26.54650            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       30.74500            
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 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   O    HOH A   272     O    HOH A   338     4556     0.23            
REMARK 500   OG   SER A   157     O    HOH A   417     4466     0.25            
REMARK 500   CE   LYS A    27     O    HOH A   421     4556     0.36            
REMARK 500   O    HOH A   325     O    HOH A   406     3645     0.42            
REMARK 500   OG   SER A   210     O    HOH A   414     2564     0.44            
REMARK 500   O    ALA A   131     O    HOH A   401     2565     0.46            
REMARK 500   O    HOH A   336     O    HOH A   393     4456     0.73            
REMARK 500   CB   SER A   210     O    HOH A   414     2564     0.98            
REMARK 500   CD   LYS A    27     O    HOH A   421     4556     1.25            
REMARK 500   C    ALA A   131     O    HOH A   401     2565     1.29            
REMARK 500   NZ   LYS A    27     O    HOH A   421     4556     1.45            
REMARK 500   CB   SER A   157     O    HOH A   417     4466     1.50            
REMARK 500   CA   SER A   210     O    HOH A   414     2564     1.99            
REMARK 500   CA   ALA A   131     O    HOH A   401     2565     2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    HIS A 118   NE2   HIS A 118   CD2    -0.066                       
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    TRP A   6   CD1 -  CG  -  CD2 ANGL. DEV. =   6.0 DEGREES          
REMARK 500    TRP A   6   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    ARG A  19   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    ARG A  19   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.0 DEGREES          
REMARK 500    ARG A  44   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500    ARG A  99   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.5 DEGREES          
REMARK 500    TRP A 111   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.4 DEGREES          
REMARK 500    ARG A 143   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500    ARG A 180   NE  -  CZ  -  NH1 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    VAL A 199   CG1 -  CB  -  CG2 ANGL. DEV. = -11.1 DEGREES          
REMARK 500    TRP A 235   CD1 -  CG  -  CD2 ANGL. DEV. =   6.7 DEGREES          
REMARK 500    TRP A 235   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.4 DEGREES          
REMARK 500    TYR A 257   CB  -  CG  -  CD1 ANGL. DEV. =  -4.4 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  32     -149.90   -163.09                                   
REMARK 500    ALA A  71       30.10   -142.82                                   
REMARK 500    ASN A  75     -153.79   -158.90                                   
REMARK 500    VAL A  79     -161.25   -119.62                                   
REMARK 500    ASP A 175     -168.37   -106.52                                   
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 270  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLN A   2   OE1                                                    
REMARK 620 2 ASP A  40   OD2 155.9                                              
REMARK 620 3 ASP A  40   OD1 152.1  51.6                                        
REMARK 620 4 LEU A  73   O    81.2 104.3  84.3                                  
REMARK 620 5 ASN A  75   OD1  78.7 124.3  77.4  89.5                            
REMARK 620 6 ILE A  77   O    87.8  91.1  99.8 162.8  75.2                      
REMARK 620 7 VAL A  79   O    79.5  77.1 124.0  88.7 158.1 102.4                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 271  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ALA A 163   O                                                      
REMARK 620 2 TYR A 165   O    98.7                                              
REMARK 620 3 ALA A 168   O   107.2  91.2                                        
REMARK 620 4 HOH A 273   O   118.0 142.9  83.2                                  
REMARK 620 5 HOH A 316   O   111.2  74.5 140.6  86.8                            
REMARK 620 N                    1     2     3     4                             
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 270                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 271                  
DBREF  1ST3 A    2   269  UNP    P29599   SUBB_BACLE       2    269             
SEQRES   1 A  269  GLY GLN SER VAL PRO TRP GLY ILE SER ARG VAL GLN ALA          
SEQRES   2 A  269  PRO ALA ALA HIS ASN ARG GLY LEU THR GLY SER GLY VAL          
SEQRES   3 A  269  LYS VAL ALA VAL LEU ASP THR GLY ILE SER THR HIS PRO          
SEQRES   4 A  269  ASP LEU ASN ILE ARG GLY GLY ALA SER PHE VAL PRO GLY          
SEQRES   5 A  269  GLU PRO SER THR GLN ASP GLY ASN GLY HIS GLY THR HIS          
SEQRES   6 A  269  VAL ALA GLY THR ILE ALA ALA LEU ASN ASN SER ILE GLY          
SEQRES   7 A  269  VAL LEU GLY VAL ALA PRO SER ALA GLU LEU TYR ALA VAL          
SEQRES   8 A  269  LYS VAL LEU GLY ALA ASP GLY ARG GLY ALA ILE SER SER          
SEQRES   9 A  269  ILE ALA GLN GLY LEU GLU TRP ALA GLY ASN ASN GLY MET          
SEQRES  10 A  269  HIS VAL ALA ASN LEU SER LEU GLY SER PRO SER PRO SER          
SEQRES  11 A  269  ALA THR LEU GLU GLN ALA VAL ASN SER ALA THR SER ARG          
SEQRES  12 A  269  GLY VAL LEU VAL VAL ALA ALA SER GLY ASN SER GLY ALA          
SEQRES  13 A  269  SER SER ILE SER TYR PRO ALA ARG TYR ALA ASN ALA MET          
SEQRES  14 A  269  ALA VAL GLY ALA THR ASP GLN ASN ASN ASN ARG ALA SER          
SEQRES  15 A  269  PHE SER GLN TYR GLY ALA GLY LEU ASP ILE VAL ALA PRO          
SEQRES  16 A  269  GLY VAL ASN VAL GLN SER THR TYR PRO GLY SER THR TYR          
SEQRES  17 A  269  ALA SER LEU ASN GLY THR SER MET ALA THR PRO HIS VAL          
SEQRES  18 A  269  ALA GLY ALA ALA ALA LEU VAL LYS GLN LYS ASN PRO SER          
SEQRES  19 A  269  TRP SER ASN VAL GLN ILE ARG ASN HIS LEU LYS ASN THR          
SEQRES  20 A  269  ALA THR SER LEU GLY SER THR ASN LEU TYR GLY SER GLY          
SEQRES  21 A  269  LEU VAL ASN ALA GLU ALA ALA THR ARG                          
HET     CA  A 270       1                                                       
HET     CA  A 271       1                                                       
HETNAM      CA CALCIUM ION                                                      
FORMUL   2   CA    2(CA 2+)                                                     
FORMUL   4  HOH   *157(H2 O)                                                    
HELIX    1   A TRP A    6  ARG A   10  1                                   5    
HELIX    2   B ALA A   13  ASN A   18  1                                   6    
HELIX    3   C HIS A   62  ALA A   71  1                                  10    
HELIX    4   D ILE A  102  ASN A  114  1                                  13    
HELIX    5   E ALA A  131  SER A  142  1                                  12    
HELIX    6   F THR A  214  LYS A  231  1                                  18    
HELIX    7   G ASN A  237  ASN A  246  1                                  10    
HELIX    8   H THR A  254  TYR A  257  1                                   4    
HELIX    9   I ALA A  264  THR A  268  1                                   5    
SHEET    1   A 7 GLY A  46  SER A  48  0                                        
SHEET    2   A 7 GLU A  87  LYS A  92  1  N  ALA A  90   O  ALA A  47           
SHEET    3   A 7 LYS A  27  ASP A  32  1  O  VAL A  28   N  TYR A  89           
SHEET    4   A 7 VAL A 119  LEU A 122  1  O  VAL A 119   N  ALA A  29           
SHEET    5   A 7 LEU A 146  ALA A 150  1  O  LEU A 146   N  ALA A 120           
SHEET    6   A 7 MET A 169  THR A 174  1  O  MET A 169   N  ALA A 149           
SHEET    7   A 7 ILE A 192  PRO A 195  1  O  ILE A 192   N  GLY A 172           
SHEET    1   B 2 VAL A 199  PRO A 204  0                                        
SHEET    2   B 2 THR A 207  ASN A 212 -1  N  LEU A 211   O  VAL A 199           
LINK         OE1 GLN A   2                CA    CA A 270     1555   1555  2.29  
LINK         OD2 ASP A  40                CA    CA A 270     1555   1555  2.38  
LINK         OD1 ASP A  40                CA    CA A 270     1555   1555  2.48  
LINK         O   LEU A  73                CA    CA A 270     1555   1555  2.24  
LINK         OD1 ASN A  75                CA    CA A 270     1555   1555  2.35  
LINK         O   ILE A  77                CA    CA A 270     1555   1555  2.27  
LINK         O   VAL A  79                CA    CA A 270     1555   1555  2.32  
LINK         O   ALA A 163                CA    CA A 271     1555   1555  2.18  
LINK         O   TYR A 165                CA    CA A 271     1555   1555  2.26  
LINK         O   ALA A 168                CA    CA A 271     1555   1555  2.25  
LINK        CA    CA A 271                 O   HOH A 273     1555   1555  1.93  
LINK        CA    CA A 271                 O   HOH A 316     1555   1555  1.87  
CISPEP   1 TYR A  161    PRO A  162          0         3.35                     
SITE     1 AC1  6 GLN A   2  ASP A  40  LEU A  73  ASN A  75                    
SITE     2 AC1  6 ILE A  77  VAL A  79                                          
SITE     1 AC2  5 ALA A 163  TYR A 165  ALA A 168  HOH A 273                    
SITE     2 AC2  5 HOH A 316                                                     
CRYST1   53.093   61.490   75.610  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      0.018835  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.016263  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013226        0.00000