HEADER    HYDROLASE (SERINE PROTEINASE)           24-APR-89   1P08              
OBSLTE     29-JAN-96 1P08      1GBM                                             
TITLE     STRUCTURAL PLASTICITY AS A DETERMINANT OF ENZYME                      
TITLE    2 SPECIFICITY. CREATING BROADLY SPECIFIC PROTEASES                     
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE:;                                                           
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES;                                                     
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE:;                                                           
COMPND   7 CHAIN: P;                                                            
COMPND   8 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 MOL_ID: 2                                                            
KEYWDS    HYDROLASE (SERINE PROTEINASE)                                         
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    R.BONE,D.A.AGARD                                                      
REVDAT   1   15-APR-90 1P08    0                                                
JRNL        AUTH   R.BONE,J.L.SILEN,D.A.AGARD                                   
JRNL        TITL   STRUCTURAL PLASTICITY AS A DETERMINANT OF ENZYME             
JRNL        TITL 2 SPECIFICITY. CREATING BROADLY SPECIFIC PROTEASES             
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   R.BONE,D.FRANK,C.KETTNER,D.A.AGARD                           
REMARK   1  TITL   STRUCTURE ANALYSIS OF SPECIFICITY. ALPHA-LYTIC               
REMARK   1  TITL 2 PROTEASE COMPLEXES WITH ANALOGUES OF REACTION                
REMARK   1  TITL 3 INTERMEDIATES                                                
REMARK   1  REF    TO BE PUBLISHED                                              
REMARK   1  REFN                                                                
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   C.A.KETTNER,R.BONE,D.A.AGARD,W.W.BACHOVCHIN                  
REMARK   1  TITL   KINETIC PROPERTIES OF THE BINDING OF ALPHA-LYTIC             
REMARK   1  TITL 2 PROTEASE TO PEPTIDE BORONIC ACIDS                            
REMARK   1  REF    BIOCHEMISTRY                  V.  27  7682 1988              
REMARK   1  REFN   ASTM BICHAW  US ISSN 0006-2960                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   R.BONE,A.B.SHENVI,C.A.KETTNER,D.A.AGARD                      
REMARK   1  TITL   SERINE PROTEASE MECHANISM. STRUCTURE OF AN                   
REMARK   1  TITL 2 INHIBITORY COMPLEX OF ALPHA-LYTIC PROTEASE AND A             
REMARK   1  TITL 3 TIGHTLY BOUND PEPTIDE BORONIC ACID                           
REMARK   1  REF    BIOCHEMISTRY                  V.  26  7609 1987              
REMARK   1  REFN   ASTM BICHAW  US ISSN 0006-2960                               
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   M.FUJINAGA,L.T.J.DELBAERE,G.D.BRAYER,M.N.G.JAMES             
REMARK   1  TITL   REFINED STRUCTURE OF ALPHA-LYTIC PROTEASE AT 1.7             
REMARK   1  TITL 2 ANGSTROMS RESOLUTION. ANALYSIS OF HYDROGEN BONDING           
REMARK   1  TITL 3 AND SOLVENT STRUCTURE                                        
REMARK   1  REF    J.MOL.BIOL.                   V. 184   479 1985              
REMARK   1  REFN   ASTM JMOBAK  UK ISSN 0022-2836                               
REMARK   1 REFERENCE 5                                                          
REMARK   1  AUTH   G.D.BRAYER,L.T.J.DELBAERE,M.N.G.JAMES                        
REMARK   1  TITL   MOLECULAR STRUCTURE OF THE ALPHA-LYTIC PROTEASE              
REMARK   1  TITL 2 FROM MYXOBACTER 495 AT 2.8 ANGSTROMS RESOLUTION              
REMARK   1  REF    J.MOL.BIOL.                   V. 131   743 1979              
REMARK   1  REFN   ASTM JMOBAK  UK ISSN 0022-2836                               
REMARK   2                                                                      
REMARK   2 RESOLUTION. 2.25 ANGSTROMS.                                          
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : NULL                                                 
REMARK   3   AUTHORS     : NULL                                                 
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.25                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : NULL                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 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) : NULL                            
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            : 1417                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 5                                       
REMARK   3   SOLVENT ATOMS            : 142                                     
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) : NULL                            
REMARK   3   BOND ANGLES            (DEGREES) : NULL                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1P08 COMPLIES WITH FORMAT V. 2.3, 09-JULY-1998                       
REMARK   5                                                                      
REMARK   5 1P08 INHIBITORY PEPTIDE BORONIC ACIDS ARE PEPTIDE ANALOGUES          
REMARK   5 IN 1P08 WHICH THE C-TERMINAL CARBOXY GROUP (COOH) HAS BEEN           
REMARK   5 REPLACED 1P08 WITH THE BORONIC ACID GROUP (B(OH)2). 1P08             
REMARK   6                                                                      
REMARK   6 1P08 THE ALPHA-AMINO BORONIC ACID RESIDUES ARE NAMED BY              
REMARK   6 ANALOGY 1P08 TO ALPHA-AMINO ACIDS WITH B FOLLOWED BY THE             
REMARK   6 NUMBER OF 1P08 OXYGENS BOUND TO THE B FOLLOWED BY THE                
REMARK   6 STANDARD ONE-LETTER 1P08 AMINO ACID NAME. THUS ALANINE               
REMARK   6 BORONIC ACID HAS BEEN 1P08 IDENTIFIED AS B2A. 1P08                   
REMARK   7                                                                      
REMARK   7 1P08 THE INHIBITOR NUMBERING (CHAIN P, 4 - 3 - 2 - 1) IS BY          
REMARK   7 1P08 ANALOGY TO PROTEASE SUBSTRATE NOMENCLATURE IN WHICH             
REMARK   7 THE 1P08 RESIDUE PRIOR TO THE SCISSILE BOND IS THE P 1               
REMARK   7 RESIDUE AND 1P08 THE NEXT TOWARDS THE N-TERMINUS IS P 2,             
REMARK   7 ETC. (SEE 1P08 I.SCHECTER,A.BERGER,                                  
REMARK   7 BIOCHEM.BIOPHYS.RES.COMM., V. 27, 1P08 P. 157 (1967).) 1P08          
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : NULL                               
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.24                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.52                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,2/3+Z                                            
REMARK 290       3555   -X+Y,-X,1/3+Z                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,1/3-Z                                            
REMARK 290       6555   -X,-X+Y,2/3-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 -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       53.45333            
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       26.72667            
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       26.72667            
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       53.45333            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT             
REMARK 300 WHICH CONSISTS OF 2 CHAIN(S). SEE REMARK 350 FOR                     
REMARK 300 INFORMATION ON GENERATING THE BIOLOGICAL MOLECULE(S).                
REMARK 350                                                                      
REMARK 350 GENERATING THE BIOMOLECULE                                           
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 APPLY THE FOLLOWING TO CHAINS: A, P                                  
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 IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI                             
REMARK 500   OG   SER A   195     B    B2F P     1              1.59            
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      11     O    HOH     108     5665     1.42            
SEQRES   1 A  198  ALA ASN ILE VAL GLY GLY ILE GLU TYR SER ILE ASN ASN          
SEQRES   2 A  198  ALA SER LEU CYS SER VAL GLY PHE SER VAL THR ARG GLY          
SEQRES   3 A  198  ALA THR LYS GLY PHE VAL THR ALA GLY HIS CYS GLY THR          
SEQRES   4 A  198  VAL ASN ALA THR ALA ARG ILE GLY GLY ALA VAL VAL GLY          
SEQRES   5 A  198  THR PHE ALA ALA ARG VAL PHE PRO GLY ASN ASP ARG ALA          
SEQRES   6 A  198  TRP VAL SER LEU THR SER ALA GLN THR LEU LEU PRO ARG          
SEQRES   7 A  198  VAL ALA ASN GLY SER SER PHE VAL THR VAL ARG GLY SER          
SEQRES   8 A  198  THR GLU ALA ALA VAL GLY ALA ALA VAL CYS ARG SER GLY          
SEQRES   9 A  198  ARG THR THR GLY TYR GLN CYS GLY THR ILE THR ALA LYS          
SEQRES  10 A  198  ASN VAL THR ALA ASN TYR ALA GLU GLY ALA VAL ARG GLY          
SEQRES  11 A  198  LEU THR GLN GLY ASN ALA CYS ALA GLY ARG GLY ASP SER          
SEQRES  12 A  198  GLY GLY SER TRP ILE THR SER ALA GLY GLN ALA GLN GLY          
SEQRES  13 A  198  VAL MET SER GLY GLY ASN VAL GLN SER ASN GLY ASN ASN          
SEQRES  14 A  198  CYS GLY ILE PRO ALA SER GLN ARG SER SER LEU PHE GLU          
SEQRES  15 A  198  ARG LEU GLN PRO ILE LEU SER GLN TYR GLY LEU SER LEU          
SEQRES  16 A  198  VAL THR GLY                                                  
SEQRES   1 P    4  ALA ALA PRO B2F                                              
MODRES 1P08 B2F P    1  PHE  PHENYLALANINE BORONIC ACID                         
FTNOTE   1 RESIDUE 99A IS A CIS PROLINE.                                        
HET    B2F  P   1      12                                                       
HET    SO4      1       5                                                       
HETNAM     B2F PHENYLALANINE BORONIC ACID                                       
HETNAM     SO4 SULFATE ION                                                      
FORMUL   2  B2F    C8 H12 B N O2                                                
FORMUL   3  SO4    O4 S 2-                                                      
FORMUL   4  HOH   *142(H2 O1)                                                   
HELIX    1   1 ALA A   55  GLY A   59  5                                   5    
HELIX    2   2 PRO A  221B ARG A  224  5                                   5    
HELIX    3   3 LEU A  231  GLY A  238  1                                   9    
SHEET    1   A 3 ASN A  15B GLY A  18  0                                        
SHEET    2   A 3 THR A 113  ASN A 120  1  O  THR A 113   N  ILE A  16           
SHEET    3   A 3 SER A 120D THR A 123 -1  O  SER A 120D  N  ASN A 120           
SHEET    1   B 8 SER A  40  SER A  43  0                                        
SHEET    2   B 8 GLU A  30  ILE A  33 -1  N  TYR A  31   O  CYS A  42           
SHEET    3   B 8 THR A  65A ILE A  80 -1  O  ARG A  67   N  SER A  32           
SHEET    4   B 8 ALA A  83  VAL A  93 -1  O  ALA A  83   N  ILE A  80           
SHEET    5   B 8 ARG A 103  LEU A 108 -1  O  SER A 107   N  THR A  87           
SHEET    6   B 8 THR A  49  THR A  54 -1  N  LYS A  50   O  LEU A 108           
SHEET    7   B 8 PHE A  46  ARG A  48B-1  N  VAL A  48   O  GLY A  51           
SHEET    8   B 8 SER A 240  LEU A 241 -1  O  SER A 240   N  THR A  48A          
SHEET    1   C 8 ALA P   3  PRO P   2  0                                        
SHEET    2   C 8 ALA A 209  GLY A 216 -1  N  GLY A 216   O  ALA P   3           
SHEET    3   C 8 SER A 226  ARG A 230 -1  O  LEU A 227   N  GLY A 215           
SHEET    4   C 8 GLY A 175  GLY A 183 -1  N  GLY A 183   O  SER A 226           
SHEET    5   C 8 GLY A 156  TYR A 171 -1  N  VAL A 167   O  LEU A 180           
SHEET    6   C 8 ALA A 135  GLY A 140 -1  N  ARG A 138   O  GLN A 158           
SHEET    7   C 8 SER A 198  ILE A 200 -1  O  ILE A 200   N  CYS A 137           
SHEET    8   C 8 ALA A 209  GLY A 216 -1  O  GLN A 210   N  TRP A 199           
SSBOND   1 CYS A   42    CYS A   58                                             
SSBOND   2 CYS A  137    CYS A  159                                             
SSBOND   3 CYS A  191    CYS A  220                                             
CISPEP   1 PHE A   94    PRO A   99A         0        -3.25                     
CRYST1   66.390   66.390   80.180  90.00  90.00 120.00 P 32 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      0.015063  0.008696  0.000000        0.00000                         
SCALE2      0.000000  0.017393  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012472        0.00000