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Database: PDB
Entry: 3A88
LinkDB: 3A88
Original site: 3A88 
HEADER    HYDROLASE                               05-OCT-09   3A88              
TITLE     CRYSTAL STRUCTURE OF TRYPSIN COMPLEXED WITH (E)-4-((2-                
TITLE    2 NICOTINOYLHYDRAZONO)METHYL)BENZIMIDAMIDE (SOAKING 30 MINUTES)        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CATIONIC TRYPSIN;                                          
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: BETA-TRYPSIN, ALPHA-TRYPSIN CHAIN 1, ALPHA-TRYPSIN CHAIN 2; 
COMPND   5 EC: 3.4.21.4                                                         
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE   3 ORGANISM_COMMON: BOVINE;                                             
SOURCE   4 ORGANISM_TAXID: 9913                                                 
KEYWDS    IN-CRYSTAL CHEMICAL LIGATION, DISULFIDE BOND, HYDROLASE, METAL-       
KEYWDS   2 BINDING, PROTEASE, SECRETED, SERINE PROTEASE, ZYMOGEN                
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.YAMANE,M.YAO,I.TANAKA                                               
REVDAT   2   01-NOV-23 3A88    1       REMARK LINK                              
REVDAT   1   29-SEP-10 3A88    0                                                
JRNL        AUTH   J.YAMANE,N.OOYABU,M.YAO,H.TAKEMOTO,I.TANAKA                  
JRNL        TITL   IN-CRYSTAL CHEMICAL LIGATION FOR DRUG DISCOVERY              
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.75 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.75                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 19.90                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.4                           
REMARK   3   NUMBER OF REFLECTIONS             : 20574                          
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 + TEST SET) : 0.158                           
REMARK   3   R VALUE            (WORKING SET) : 0.156                           
REMARK   3   FREE R VALUE                     : 0.188                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1087                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.75                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.79                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1333                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 98.80                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1950                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 61                           
REMARK   3   BIN FREE R VALUE                    : 0.2430                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1629                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 43                                      
REMARK   3   SOLVENT ATOMS            : 324                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 13.49                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.34000                                              
REMARK   3    B22 (A**2) : -0.69000                                             
REMARK   3    B33 (A**2) : 0.35000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.111         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.105         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.061         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.819         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.959                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.940                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1705 ; 0.011 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2313 ; 1.198 ; 1.968       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   222 ; 6.281 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    58 ;40.641 ;25.862       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   269 ;11.270 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     2 ;16.505 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   254 ; 0.084 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1264 ; 0.005 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   822 ; 0.192 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1166 ; 0.300 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   249 ; 0.133 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):     5 ; 0.116 ; 0.200       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    45 ; 0.217 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    41 ; 0.186 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1126 ; 0.669 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1762 ; 1.120 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   673 ; 1.762 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   551 ; 2.591 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3A88 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 15-OCT-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000028934.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU FR-E SUPERBRIGHT            
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS VII                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.750                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.9                               
REMARK 200  DATA REDUNDANCY                : 5.500                              
REMARK 200  R MERGE                    (I) : 0.04500                            
REMARK 200  R SYM                      (I) : 0.04500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 29.3000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.75                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.81                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 90.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.20                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.13100                            
REMARK 200  R SYM FOR SHELL            (I) : 0.13100                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 8.600                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: LAFIRE                                                
REMARK 200 STARTING MODEL: 3A7T                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.74                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.27                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1M TRIS-HCL, 30% PEG 3350, 0.2M        
REMARK 280  LITHIUM SULFATE, PH 8.5, VAPOR DIFFUSION, SITTING DROP,             
REMARK 280  TEMPERATURE 277K                                                    
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       27.23650            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       33.29300            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       29.15500            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       33.29300            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       27.23650            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       29.15500            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASP A  71      -82.36   -116.79                                   
REMARK 500    SER A 145      -61.30   -102.87                                   
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   1  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH A  18   O                                                      
REMARK 620 2 GLU A  70   OE1  78.0                                              
REMARK 620 3 ASN A  72   O   101.8  89.7                                        
REMARK 620 4 VAL A  75   O    90.2 162.3  79.7                                  
REMARK 620 5 GLU A  80   OE2  96.4 103.8 159.3  90.5                            
REMARK 620 6 HOH A 309   O   162.7  88.3  88.5 105.4  76.5                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 1                    
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 2                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 3                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 4                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 5                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE H06 A 6                   
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3A7T   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A7V   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A7W   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A7X   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A7Y   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A7Z   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A80   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A81   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A82   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A83   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A84   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A85   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A86   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A87   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A89   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A8A   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A8B   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A8C   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3A8D   RELATED DB: PDB                                   
DBREF  3A88 A   19   241  UNP    P00760   TRY1_BOVIN      24    246             
SEQRES   1 A  223  ILE VAL GLY GLY TYR THR CYS GLY ALA ASN THR VAL PRO          
SEQRES   2 A  223  TYR GLN VAL SER LEU ASN SER GLY TYR HIS PHE CYS GLY          
SEQRES   3 A  223  GLY SER LEU ILE ASN SER GLN TRP VAL VAL SER ALA ALA          
SEQRES   4 A  223  HIS CYS TYR LYS SER GLY ILE GLN VAL ARG LEU GLY GLU          
SEQRES   5 A  223  ASP ASN ILE ASN VAL VAL GLU GLY ASN GLU GLN PHE ILE          
SEQRES   6 A  223  SER ALA SER LYS SER ILE VAL HIS PRO SER TYR ASN SER          
SEQRES   7 A  223  ASN THR LEU ASN ASN ASP ILE MET LEU ILE LYS LEU LYS          
SEQRES   8 A  223  SER ALA ALA SER LEU ASN SER ARG VAL ALA SER ILE SER          
SEQRES   9 A  223  LEU PRO THR SER CYS ALA SER ALA GLY THR GLN CYS LEU          
SEQRES  10 A  223  ILE SER GLY TRP GLY ASN THR LYS SER SER GLY THR SER          
SEQRES  11 A  223  TYR PRO ASP VAL LEU LYS CYS LEU LYS ALA PRO ILE LEU          
SEQRES  12 A  223  SER ASP SER SER CYS LYS SER ALA TYR PRO GLY GLN ILE          
SEQRES  13 A  223  THR SER ASN MET PHE CYS ALA GLY TYR LEU GLU GLY GLY          
SEQRES  14 A  223  LYS ASP SER CYS GLN GLY ASP SER GLY GLY PRO VAL VAL          
SEQRES  15 A  223  CYS SER GLY LYS LEU GLN GLY ILE VAL SER TRP GLY SER          
SEQRES  16 A  223  GLY CYS ALA GLN LYS ASN LYS PRO GLY VAL TYR THR LYS          
SEQRES  17 A  223  VAL CYS ASN TYR VAL SER TRP ILE LYS GLN THR ILE ALA          
SEQRES  18 A  223  SER ASN                                                      
HET     CA  A   1       1                                                       
HET    GOL  A   2       6                                                       
HET    GOL  A   3       6                                                       
HET    SO4  A   4       5                                                       
HET    SO4  A   5       5                                                       
HET    H06  A   6      20                                                       
HETNAM      CA CALCIUM ION                                                      
HETNAM     GOL GLYCEROL                                                         
HETNAM     SO4 SULFATE ION                                                      
HETNAM     H06 (E)-4-((2-NICOTINOYLHYDRAZONO)METHYL)BENZIMIDAMIDE               
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   2   CA    CA 2+                                                        
FORMUL   3  GOL    2(C3 H8 O3)                                                  
FORMUL   5  SO4    2(O4 S 2-)                                                   
FORMUL   7  H06    C14 H13 N5 O                                                 
FORMUL   8  HOH   *324(H2 O)                                                    
HELIX    1   1 ALA A   56  TYR A   60  5                                   5    
HELIX    2   2 SER A  162  TYR A  170  1                                   9    
HELIX    3   3 TYR A  230  SER A  240  1                                  11    
SHEET    1   A 7 TYR A  23  THR A  24  0                                        
SHEET    2   A 7 LYS A 154  PRO A 159 -1  O  CYS A 155   N  TYR A  23           
SHEET    3   A 7 GLN A 133  GLY A 138 -1  N  ILE A 136   O  LEU A 156           
SHEET    4   A 7 PRO A 198  CYS A 201 -1  O  VAL A 200   N  LEU A 135           
SHEET    5   A 7 LYS A 204  TRP A 211 -1  O  LYS A 204   N  CYS A 201           
SHEET    6   A 7 GLY A 222  LYS A 226 -1  O  VAL A 223   N  TRP A 211           
SHEET    7   A 7 MET A 178  ALA A 181 -1  N  PHE A 179   O  TYR A 224           
SHEET    1   B 7 GLN A  33  ASN A  37  0                                        
SHEET    2   B 7 HIS A  41  ASN A  49 -1  O  CYS A  43   N  LEU A  36           
SHEET    3   B 7 TRP A  52  SER A  55 -1  O  VAL A  54   N  SER A  46           
SHEET    4   B 7 MET A 104  LEU A 108 -1  O  MET A 104   N  SER A  55           
SHEET    5   B 7 GLN A  81  VAL A  90 -1  N  SER A  86   O  LYS A 107           
SHEET    6   B 7 GLN A  65  LEU A  68 -1  N  LEU A  68   O  GLN A  81           
SHEET    7   B 7 GLN A  33  ASN A  37 -1  N  SER A  35   O  ARG A  67           
SSBOND   1 CYS A   25    CYS A  155                          1555   1555  2.03  
SSBOND   2 CYS A   43    CYS A   59                          1555   1555  2.05  
SSBOND   3 CYS A  127    CYS A  228                          1555   1555  2.04  
SSBOND   4 CYS A  134    CYS A  201                          1555   1555  2.03  
SSBOND   5 CYS A  166    CYS A  180                          1555   1555  2.05  
SSBOND   6 CYS A  191    CYS A  215                          1555   1555  2.03  
LINK        CA    CA A   1                 O   HOH A  18     1555   1555  2.51  
LINK        CA    CA A   1                 OE1 GLU A  70     1555   1555  2.27  
LINK        CA    CA A   1                 O   ASN A  72     1555   1555  2.40  
LINK        CA    CA A   1                 O   VAL A  75     1555   1555  2.24  
LINK        CA    CA A   1                 OE2 GLU A  80     1555   1555  2.34  
LINK        CA    CA A   1                 O   HOH A 309     1555   1555  2.36  
SITE     1 AC1  6 HOH A  18  GLU A  70  ASN A  72  VAL A  75                    
SITE     2 AC1  6 GLU A  80  HOH A 309                                          
SITE     1 AC2  5 VAL A  76  GLU A  80  GLN A  81  PHE A  82                    
SITE     2 AC2  5 HOH A 264                                                     
SITE     1 AC3  9 ALA A 111  CYS A 127  LYS A 226  HOH A 277                    
SITE     2 AC3  9 HOH A 321  HOH A 367  HOH A 420  HOH A 455                    
SITE     3 AC3  9 HOH A 541                                                     
SITE     1 AC4  7 LYS A 167  PRO A 171  GLY A 172  HOH A 342                    
SITE     2 AC4  7 HOH A 478  HOH A 537  HOH A 550                               
SITE     1 AC5  8 SER A 162  ASP A 163  SER A 164  HOH A 253                    
SITE     2 AC5  8 HOH A 258  HOH A 261  HOH A 394  HOH A 525                    
SITE     1 AC6 13 THR A 132  GLN A 133  ASP A 189  SER A 190                    
SITE     2 AC6 13 GLN A 192  SER A 195  SER A 202  GLY A 212                    
SITE     3 AC6 13 GLY A 214  GLY A 222  HOH A 320  HOH A 521                    
SITE     4 AC6 13 HOH A 524                                                     
CRYST1   54.473   58.310   66.586  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      0.018358  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.017150  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.015018        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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