PDB Short entry for 1VSB
HEADER    SERINE PROTEASE                         17-SEP-97   1VSB              
TITLE     SUBTILISIN CARLSBERG L-PARA-CHLOROPHENYL-1-ACETAMIDO BORONIC ACID     
TITLE    2 INHIBITOR COMPLEX                                                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: SUBTILISIN CARLSBERG, TYPE VIII;                           
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: SUBTILOPEPTIDASE A;                                         
COMPND   5 EC: 3.4.21.62                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BACILLUS LICHENIFORMIS;                         
SOURCE   3 ORGANISM_TAXID: 1402;                                                
SOURCE   4 OTHER_DETAILS: PURCHASED FROM SIGMA                                  
KEYWDS    SERINE PROTEASE, HYDROLASE, BORONIC ACID INHIBITORS                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    V.S.STOLL,B.T.EGER,R.C.HYNES,V.MARTICHONOK,J.B.JONES,E.F.PAI          
REVDAT   3   09-AUG-23 1VSB    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 1VSB    1       VERSN                                    
REVDAT   1   18-MAR-98 1VSB    0                                                
JRNL        AUTH   V.S.STOLL,B.T.EGER,R.C.HYNES,V.MARTICHONOK,J.B.JONES,E.F.PAI 
JRNL        TITL   DIFFERENCES IN BINDING MODES OF ENANTIOMERS OF 1-ACETAMIDO   
JRNL        TITL 2 BORONIC ACID BASED PROTEASE INHIBITORS: CRYSTAL STRUCTURES   
JRNL        TITL 3 OF GAMMA-CHYMOTRYPSIN AND SUBTILISIN CARLSBERG COMPLEXES.    
JRNL        REF    BIOCHEMISTRY                  V.  37   451 1998              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   9425066                                                      
JRNL        DOI    10.1021/BI971166O                                            
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   V.MARTICHONOK,J.B.JONES                                      
REMARK   1  TITL   PROBING THE SPECIFICITY OF THE SERINE PROTEASES SUBTILISIN   
REMARK   1  TITL 2 CARLSBERG AND A-CHYMOTRYPSIN WITH ENANTIOMERIC 1-ACETAMIDO   
REMARK   1  TITL 3 BORONIC ACIDS. AN UNEXPECTED REVERSAL OF THE NORMAL          
REMARK   1  TITL 4 "L"-STEREOSELECTIVITY PREFERENCE                             
REMARK   1  REF    J.AM.CHEM.SOC.                V. 118   950 1996              
REMARK   1  REFN                   ISSN 0002-7863                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   P.SEUFER-WASSERTHAL,V.MARTICHONOK,T.H.KELLER,B.CHIN,         
REMARK   1  AUTH 2 R.MARTIN,J.B.JONES                                           
REMARK   1  TITL   PROBING THE SPECIFICITY OF THE S1 BINDING SITE OF SUBTILISIN 
REMARK   1  TITL 2 CARLSBERG WITH BORONIC ACIDS                                 
REMARK   1  REF    BIOORG.MED.CHEM.              V.   2    35 1994              
REMARK   1  REFN                   ISSN 0968-0896                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   P.A.FITZPATRICK,A.C.STEINMETZ,D.RINGE,A.M.KLIBANOV           
REMARK   1  TITL   ENZYME CRYSTAL STRUCTURE IN A NEAT ORGANIC SOLVENT           
REMARK   1  REF    PROC.NATL.ACAD.SCI.USA        V.  90  8653 1993              
REMARK   1  REFN                   ISSN 0027-8424                               
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   G.A.PETSKO,D.TSERNOGLOU                                      
REMARK   1  TITL   THE STRUCTURE OF SUBTILOPEPTIDASE A. I. X-RAY                
REMARK   1  TITL 2 CRYSTALLOGRAPHIC DATA                                        
REMARK   1  REF    J.MOL.BIOL.                   V. 106   453 1976              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 1.500                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 100000.000                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.1000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 98.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 11579                          
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) : 0.171                           
REMARK   3   FREE R VALUE                     : 0.242                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 1130                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.007                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 8                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.10                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.19                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 79.77                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1194                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1860                       
REMARK   3   BIN FREE R VALUE                    : 0.2559                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 7.67                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 127                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.022                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1936                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 84                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 8.80                           
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) : 8.00                            
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) : 0.010                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.650                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.62                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 2.280                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : INDIVIDUAL                                
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  : PARHCSDX.PRO                                   
REMARK   3  PARAMETER FILE  2  : PARAM19.SOL                                    
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : TOPH19.SOL                                     
REMARK   3  TOPOLOGY FILE  3   : TOPH19.PEP                                     
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1VSB 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_1000177108.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : JUN-95                             
REMARK 200  TEMPERATURE           (KELVIN) : 287                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : X11                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.93                               
REMARK 200  MONOCHROMATOR                  : GE(111)                            
REMARK 200  OPTICS                         : MIRRORS                            
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   : 15529                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.500                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.0                               
REMARK 200  DATA REDUNDANCY                : 2.000                              
REMARK 200  R MERGE                    (I) : 0.22800                            
REMARK 200  R SYM                      (I) : 0.07800                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 9.2000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.19                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 79.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.00                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.26000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 7.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: ISOSTRUCTURAL TO 1SCA        
REMARK 200 SOFTWARE USED: X-PLOR 3.1                                            
REMARK 200 STARTING MODEL: PDB ENTRY 1SCA                                       
REMARK 200                                                                      
REMARK 200 REMARK: THE COORDINATES OF THE STARTING MODEL WERE RE-INDEXED TO     
REMARK 200  CONFORM TO AXIS LABELING CONVENTION A<B<C.                          
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 41.50                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: AS GIVEN IN REFERENCE 4, PH 7.0          
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       26.50000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       38.30000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       27.70000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       38.30000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       26.50000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       27.70000            
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: 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     -145.43   -149.06                                   
REMARK 500    ASN A  77     -150.87   -152.92                                   
REMARK 500    SER A 132      142.88    178.08                                   
REMARK 500    ASP A 181     -169.71   -104.45                                   
REMARK 500    PRO A 210      131.73    -37.12                                   
REMARK 500    THR A 211       62.62     73.73                                   
REMARK 500    THR A 213     -165.47   -125.79                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: ACT                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: SERINE OF THE ACTIVE SITE HAS BEEN CHEMICALLY      
REMARK 800  MODIFIED TO INCLUDE A COVALENT BOND FROM OG TO BORON OF THE         
REMARK 800  INHIBITOR.                                                          
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: M1                                                  
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: CALCIUM METAL BINDING SITE 1.                      
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: M2                                                  
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: CALCIUM METAL BINDING SITE 2.                      
DBREF  1VSB A    1   275  UNP    P00780   SUBT_BACLI     106    379             
SEQADV 1VSB SER A  103  UNP  P00780    THR   207 CONFLICT                       
SEQADV 1VSB ALA A  129  UNP  P00780    PRO   233 CONFLICT                       
SEQADV 1VSB ASN A  158  UNP  P00780    SER   262 CONFLICT                       
SEQADV 1VSB SER A  161  UNP  P00780    ASN   265 CONFLICT                       
SEQADV 1VSB ASN A  212  UNP  P00780    SER   316 CONFLICT                       
SEQADV 1VSB CLB A  221  UNP  P00780    SER   325 MODIFIED RESIDUE               
SEQRES   1 A  274  ALA GLN THR VAL PRO TYR GLY ILE PRO LEU ILE LYS ALA          
SEQRES   2 A  274  ASP LYS VAL GLN ALA GLN GLY PHE LYS GLY ALA ASN VAL          
SEQRES   3 A  274  LYS VAL ALA VAL LEU ASP THR GLY ILE GLN ALA SER HIS          
SEQRES   4 A  274  PRO ASP LEU ASN VAL VAL GLY GLY ALA SER PHE VAL ALA          
SEQRES   5 A  274  GLY GLU ALA TYR ASN THR ASP GLY ASN GLY HIS GLY THR          
SEQRES   6 A  274  HIS VAL ALA GLY THR VAL ALA ALA LEU ASP ASN THR THR          
SEQRES   7 A  274  GLY VAL LEU GLY VAL ALA PRO SER VAL SER LEU TYR ALA          
SEQRES   8 A  274  VAL LYS VAL LEU ASN SER SER GLY SER GLY SER TYR SER          
SEQRES   9 A  274  GLY ILE VAL SER GLY ILE GLU TRP ALA THR THR ASN GLY          
SEQRES  10 A  274  MET ASP VAL ILE ASN MET SER LEU GLY GLY ALA SER GLY          
SEQRES  11 A  274  SER THR ALA MET LYS GLN ALA VAL ASP ASN ALA TYR ALA          
SEQRES  12 A  274  ARG GLY VAL VAL VAL VAL ALA ALA ALA GLY ASN SER GLY          
SEQRES  13 A  274  ASN SER GLY SER THR ASN THR ILE GLY TYR PRO ALA LYS          
SEQRES  14 A  274  TYR ASP SER VAL ILE ALA VAL GLY ALA VAL ASP SER ASN          
SEQRES  15 A  274  SER ASN ARG ALA SER PHE SER SER VAL GLY ALA GLU LEU          
SEQRES  16 A  274  GLU VAL MET ALA PRO GLY ALA GLY VAL TYR SER THR TYR          
SEQRES  17 A  274  PRO THR ASN THR TYR ALA THR LEU ASN GLY THR CLB MET          
SEQRES  18 A  274  ALA SER PRO HIS VAL ALA GLY ALA ALA ALA LEU ILE LEU          
SEQRES  19 A  274  SER LYS HIS PRO ASN LEU SER ALA SER GLN VAL ARG ASN          
SEQRES  20 A  274  ARG LEU SER SER THR ALA THR TYR LEU GLY SER SER PHE          
SEQRES  21 A  274  TYR TYR GLY LYS GLY LEU ILE ASN VAL GLU ALA ALA ALA          
SEQRES  22 A  274  GLN                                                          
HET    CLB  A 221      22                                                       
HETNAM     CLB D-PARA-CHLOROPHENYL-1-ACETAMIDOBORONIC ACID ALANINE              
FORMUL   1  CLB    C13 H19 B CL N2 O6 1-                                        
FORMUL   2  HOH   *84(H2 O)                                                     
HELIX    1   1 TYR A    6  ILE A   11  1                                   6    
HELIX    2   2 LYS A   12  GLN A   19  1                                   8    
HELIX    3   3 GLY A   63  ALA A   74  1                                  12    
HELIX    4   4 SER A  103  ASN A  117  1                                  15    
HELIX    5   5 SER A  132  GLY A  146  1                                  15    
HELIX    6   6 THR A  220  HIS A  238  1                                  19    
HELIX    7   7 SER A  242  THR A  253  1                                  12    
HELIX    8   8 ASN A  269  ALA A  274  1                                   6    
SHEET    1 SH1 8 ASN A  43  PHE A  50  0                                        
SHEET    2 SH1 8 SER A  89  VAL A  95  1  O  LEU A  90   N  VAL A  45           
SHEET    3 SH1 8 VAL A  26  ASP A  32  1  O  VAL A  28   N  TYR A  91           
SHEET    4 SH1 8 ASP A 120  MET A 124  1  N  ASP A 120   O  LYS A  27           
SHEET    5 SH1 8 VAL A 148  ALA A 153  1  N  VAL A 150   O  ILE A 122           
SHEET    6 SH1 8 ILE A 175  VAL A 180  1  N  ILE A 175   O  VAL A 149           
SHEET    7 SH1 8 GLU A 197  GLY A 202  1  N  GLY A 202   O  VAL A 180           
SHEET    8 SH1 8 LYS A 265  ILE A 268  1  O  GLY A 266   N  MET A 199           
LINK         C   THR A 220                 N   CLB A 221     1555   1555  1.33  
LINK         C   CLB A 221                 N   MET A 222     1555   1555  1.33  
CISPEP   1 TYR A  167    PRO A  168          0         0.67                     
SITE     1 ACT  3 ASP A  32  HIS A  64  CLB A 221                               
SITE     1  M1  4 LEU A  75  ASN A  77  THR A  79  VAL A  81                    
SITE     1  M2  2 ALA A 169  VAL A 174                                          
CRYST1   53.000   55.400   76.600  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      0.018868  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.018051  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013055        0.00000