HEADER    BLOOD CLOTTING,HYDROLASE/INHIBITOR      19-MAY-05   1ZRB              
TITLE     THROMBIN IN COMPLEX WITH AN AZAFLUORENYL INHIBITOR 23B                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: THROMBIN;                                                  
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: ALPHA-THROMBIN;                                            
COMPND   5 SYNONYM: COAGULATION FACTOR II;                                      
COMPND   6 EC: 3.4.21.5;                                                        
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: 11-PEPTIDE HIRUDIN FRAGMENT;                               
COMPND   9 CHAIN: B;                                                            
COMPND  10 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 ORGAN: PANCREAS;                                                     
SOURCE   6 MOL_ID: 2;                                                           
SOURCE   7 SYNTHETIC: YES;                                                      
SOURCE   8 ORGANISM_SCIENTIFIC: HIRUDO MEDICINALIS;                             
SOURCE   9 ORGANISM_TAXID: 6421                                                 
KEYWDS    THROMBIN; THROMBIN INHIBITOR COMPLEX, BLOOD CLOTTING, HYDROLASE-      
KEYWDS   2 INHIBITOR COMPLEX                                                    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.J.STAUFFER,P.D.WILLIAMS,H.G.SELNICK,P.G.NANTERMET,C.L.NEWTON,       
AUTHOR   2 C.F.HOMNICK,M.M.ZRADA,S.D.LEWIS,B.J.LUCAS,J.A.KRUEGER,B.L.PIETRAK,   
AUTHOR   3 E.A.LYLE,R.SINGH,C.MILLER-STEIN,R.B.WHITE,B.WONG,A.A.WALLACE,        
AUTHOR   4 G.R.SITKO,J.J.COOK,M.A.HOLAHAN,M.STRANIERI-MICHENER,Y.M.LEONARD,     
AUTHOR   5 J.J.LYNCH JR.,D.R.MCMASTERS,Y.YAN                                    
REVDAT   4   30-OCT-24 1ZRB    1       REMARK LINK                              
REVDAT   3   13-JUL-11 1ZRB    1       VERSN                                    
REVDAT   2   24-FEB-09 1ZRB    1       VERSN                                    
REVDAT   1   07-JUN-05 1ZRB    0                                                
JRNL        AUTH   K.J.STAUFFER,P.D.WILLIAMS,H.G.SELNICK,P.G.NANTERMET,         
JRNL        AUTH 2 C.L.NEWTON,C.F.HOMNICK,M.M.ZRADA,S.D.LEWIS,B.J.LUCAS,        
JRNL        AUTH 3 J.A.KRUEGER,B.L.PIETRAK,E.A.LYLE,R.SINGH,C.MILLER-STEIN,     
JRNL        AUTH 4 R.B.WHITE,B.WONG,A.A.WALLACE,G.R.SITKO,J.J.COOK,M.A.HOLAHAN, 
JRNL        AUTH 5 M.STRANIERI-MICHENER,Y.M.LEONARD,J.J.LYNCH JR.,              
JRNL        AUTH 6 D.R.MCMASTERS,Y.YAN                                          
JRNL        TITL   9-HYDROXYAZAFLUORENES AND THEIR USE IN THROMBIN INHIBITORS   
JRNL        REF    J.MED.CHEM.                   V.  48  2282 2005              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   15801822                                                     
JRNL        DOI    10.1021/JM049423S                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 94.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 25664                          
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) : 0.223                           
REMARK   3   FREE R VALUE                     : 0.279                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 6.600                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1695                            
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            : 2331                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 35                                      
REMARK   3   SOLVENT ATOMS            : 169                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.008                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.920                           
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  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : 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 1ZRB COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 26-MAY-05.                  
REMARK 100 THE DEPOSITION ID IS D_1000033028.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 16-OCT-02                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.3                                
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 RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : YALE MIRRORS                       
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS II                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 31563                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.0                               
REMARK 200  DATA REDUNDANCY                : 3.700                              
REMARK 200  R MERGE                    (I) : 0.07500                            
REMARK 200  R SYM                      (I) : 0.07500                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 7.4000                             
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: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: CNS                                                   
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 54.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.70                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 8000, SODIUM PHOSPHATE, PH 7.3,      
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
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        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       34.69500            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       35.65500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       34.69500            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       35.65500            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 2120 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 12510 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -16.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     ASP A    14L                                                     
REMARK 465     GLY A    14M                                                     
REMARK 465     ARG A    15                                                      
REMARK 465     THR A   146A                                                     
REMARK 465     TRP A   146B                                                     
REMARK 465     THR A   146C                                                     
REMARK 465     ALA A   146D                                                     
REMARK 465     ASN A   146E                                                     
REMARK 465     VAL A   146F                                                     
REMARK 465     GLY A   146G                                                     
REMARK 465     LYS A   146H                                                     
REMARK 465     GLN B   365                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ILE A  14K   CG1  CG2  CD1                                       
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    LYS A  10   CA  -  CB  -  CG  ANGL. DEV. =  16.2 DEGREES          
REMARK 500    GLU A  61   CA  -  CB  -  CG  ANGL. DEV. =  20.8 DEGREES          
REMARK 500    ARG A 165   CA  -  CB  -  CG  ANGL. DEV. = -14.4 DEGREES          
REMARK 500    ARG A 175   CA  -  CB  -  CG  ANGL. DEV. =  21.8 DEGREES          
REMARK 500    LYS A 236   CA  -  CB  -  CG  ANGL. DEV. =  17.1 DEGREES          
REMARK 500    GLU B 358   CA  -  CB  -  CG  ANGL. DEV. =  13.4 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    PHE A   7      -87.16   -129.77                                   
REMARK 500    TYR A  60A      82.13   -155.18                                   
REMARK 500    ASN A  60G      69.44   -162.79                                   
REMARK 500    HIS A  71      -60.33   -131.47                                   
REMARK 500    ILE A  79      -60.13   -123.84                                   
REMARK 500    GLU A  97A     -68.47   -124.46                                   
REMARK 500    SER A 115     -166.79   -160.67                                   
REMARK 500    PHE A 245       59.60   -111.59                                   
REMARK 500    GLU B 357      -92.60    -43.05                                   
REMARK 500    GLU B 358      126.77    161.54                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 062 A 1001                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN B OF 11-PEPTIDE HIRUDIN     
REMARK 800  FRAGMENT                                                            
DBREF  1ZRB A    1A  246  UNP    P00734   THRB_HUMAN     335    621             
DBREF  1ZRB B  355   365  UNP    P28504   HIR2_HIRME      55     65             
SEQRES   1 A  287  ASP CYS GLY LEU ARG PRO LEU PHE GLU LYS LYS SER LEU          
SEQRES   2 A  287  GLU ASP LYS THR GLU ARG GLU LEU LEU GLU SER TYR ILE          
SEQRES   3 A  287  ASP GLY ARG ILE VAL GLU GLY SER ASP ALA GLU ILE GLY          
SEQRES   4 A  287  MET SER PRO TRP GLN VAL MET LEU PHE ARG LYS SER PRO          
SEQRES   5 A  287  GLN GLU LEU LEU CYS GLY ALA SER LEU ILE SER ASP ARG          
SEQRES   6 A  287  TRP VAL LEU THR ALA ALA HIS CYS LEU LEU TYR PRO PRO          
SEQRES   7 A  287  TRP ASP LYS ASN PHE THR GLU ASN ASP LEU LEU VAL ARG          
SEQRES   8 A  287  ILE GLY LYS HIS SER ARG THR ARG TYR GLU ARG ASN ILE          
SEQRES   9 A  287  GLU LYS ILE SER MET LEU GLU LYS ILE TYR ILE HIS PRO          
SEQRES  10 A  287  ARG TYR ASN TRP ARG GLU ASN LEU ASP ARG ASP ILE ALA          
SEQRES  11 A  287  LEU MET LYS LEU LYS LYS PRO VAL ALA PHE SER ASP TYR          
SEQRES  12 A  287  ILE HIS PRO VAL CYS LEU PRO ASP ARG GLU THR ALA ALA          
SEQRES  13 A  287  SER LEU LEU GLN ALA GLY TYR LYS GLY ARG VAL THR GLY          
SEQRES  14 A  287  TRP GLY ASN LEU LYS GLU THR TRP THR ALA ASN VAL GLY          
SEQRES  15 A  287  LYS GLY GLN PRO SER VAL LEU GLN VAL VAL ASN LEU PRO          
SEQRES  16 A  287  ILE VAL GLU ARG PRO VAL CYS LYS ASP SER THR ARG ILE          
SEQRES  17 A  287  ARG ILE THR ASP ASN MET PHE CYS ALA GLY TYR LYS PRO          
SEQRES  18 A  287  ASP GLU GLY LYS ARG GLY ASP ALA CYS GLU GLY ASP SER          
SEQRES  19 A  287  GLY GLY PRO PHE VAL MET LYS SER PRO PHE ASN ASN ARG          
SEQRES  20 A  287  TRP TYR GLN MET GLY ILE VAL SER TRP GLY GLU GLY CYS          
SEQRES  21 A  287  ASP ARG ASP GLY LYS TYR GLY PHE TYR THR HIS VAL PHE          
SEQRES  22 A  287  ARG LEU LYS LYS TRP ILE GLN LYS VAL ILE ASP GLN PHE          
SEQRES  23 A  287  GLY                                                          
SEQRES   1 B   11  ASP PHE GLU GLU ILE PRO GLU GLU TYS LEU GLN                  
MODRES 1ZRB TYS B  363  TYR  O-SULFO-L-TYROSINE                                 
HET    TYS  B 363      16                                                       
HET    062  A1001      35                                                       
HETNAM     TYS O-SULFO-L-TYROSINE                                               
HETNAM     062 3-AZA-9-HYDROXY-9-FLUORENYLCARBONYL-L-PROLYL-2-                  
HETNAM   2 062  AMINOMETHYL-5-CHLOROBENZYLAMIDE, N-OXIDE                        
FORMUL   2  TYS    C9 H11 N O6 S                                                
FORMUL   3  062    C26 H25 CL N4 O4                                             
FORMUL   4  HOH   *169(H2 O)                                                    
HELIX    1   1 PHE A    7  SER A   11  5                                   5    
HELIX    2   2 THR A   14B TYR A   14J 1                                   9    
HELIX    3   3 ALA A   55  CYS A   58  5                                   4    
HELIX    4   4 PRO A   60B ASP A   60E 5                                   4    
HELIX    5   5 THR A   60I ASN A   62  5                                   3    
HELIX    6   6 ASP A  125  LEU A  130D 1                                   9    
HELIX    7   7 GLU A  164  SER A  171  1                                   8    
HELIX    8   8 LYS A  185  GLY A  186C 5                                   5    
HELIX    9   9 LEU A  234  PHE A  245  1                                  12    
SHEET    1   A 7 SER A  20  ASP A  21  0                                        
SHEET    2   A 7 GLN A 156  PRO A 161 -1  O  VAL A 157   N  SER A  20           
SHEET    3   A 7 LYS A 135  GLY A 140 -1  N  VAL A 138   O  VAL A 158           
SHEET    4   A 7 PRO A 198  LYS A 202 -1  O  VAL A 200   N  ARG A 137           
SHEET    5   A 7 TRP A 207  TRP A 215 -1  O  TYR A 208   N  MET A 201           
SHEET    6   A 7 GLY A 226  HIS A 230 -1  O  PHE A 227   N  TRP A 215           
SHEET    7   A 7 MET A 180  ALA A 183 -1  N  PHE A 181   O  TYR A 228           
SHEET    1   B 7 GLN A  30  ARG A  35  0                                        
SHEET    2   B 7 GLU A  39  LEU A  46 -1  O  CYS A  42   N  LEU A  33           
SHEET    3   B 7 TRP A  51  THR A  54 -1  O  LEU A  53   N  SER A  45           
SHEET    4   B 7 ALA A 104  LEU A 108 -1  O  ALA A 104   N  THR A  54           
SHEET    5   B 7 LYS A  81  ILE A  90 -1  N  TYR A  89   O  LEU A 105           
SHEET    6   B 7 LEU A  64  ILE A  68 -1  N  VAL A  66   O  SER A  83           
SHEET    7   B 7 GLN A  30  ARG A  35 -1  N  PHE A  34   O  LEU A  65           
SHEET    1   C 2 LEU A  60  TYR A  60A 0                                        
SHEET    2   C 2 LYS A  60F ASN A  60G-1  O  LYS A  60F  N  TYR A  60A          
SSBOND   1 CYS A    1    CYS A  122                          1555   1555  2.03  
SSBOND   2 CYS A   42    CYS A   58                          1555   1555  2.02  
SSBOND   3 CYS A  168    CYS A  182                          1555   1555  2.03  
SSBOND   4 CYS A  191    CYS A  220                          1555   1555  2.04  
LINK         C   GLU B 362                 N   TYS B 363     1555   1555  1.33  
LINK         C   TYS B 363                 N   LEU B 364     1555   1555  1.33  
CISPEP   1 SER A   36A   PRO A   37          0        -0.19                     
SITE     1 AC1 15 HIS A  57  TYR A  60A TRP A  60D GLU A  97A                   
SITE     2 AC1 15 ASP A 189  ALA A 190  SER A 195  VAL A 213                    
SITE     3 AC1 15 SER A 214  TRP A 215  GLY A 216  GLY A 219                    
SITE     4 AC1 15 GLY A 226  PHE A 227  HOH A1088                               
SITE     1 AC2 15 PHE A  34  GLN A  38  GLU A  39  LEU A  40                    
SITE     2 AC2 15 LEU A  65  ARG A  73  THR A  74  ARG A  75                    
SITE     3 AC2 15 TYR A  76  GLU A  80  LYS A  81  ILE A  82                    
SITE     4 AC2 15 HOH B  67  HOH B 107  HOH B 161                               
CRYST1   69.390   71.310   72.150  90.00 100.35  90.00 C 1 2 1       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      0.014411  0.000000  0.002632        0.00000                         
SCALE2      0.000000  0.014023  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014089        0.00000