HEADER    HYDROLASE/HYDROLASE INHIBITOR           04-FEB-08   2ZHF              
TITLE     EXPLORING THROMBIN S3 POCKET                                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: THROMBIN LIGHT CHAIN;                                      
COMPND   3 CHAIN: L;                                                            
COMPND   4 EC: 3.4.21.5;                                                        
COMPND   5 MOL_ID: 2;                                                           
COMPND   6 MOLECULE: THROMBIN HEAVY CHAIN;                                      
COMPND   7 CHAIN: H;                                                            
COMPND   8 EC: 3.4.21.5;                                                        
COMPND   9 MOL_ID: 3;                                                           
COMPND  10 MOLECULE: HIRUDIN VARIANT-2;                                         
COMPND  11 CHAIN: I;                                                            
COMPND  12 FRAGMENT: RESIDUES 53-64;                                            
COMPND  13 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 TISSUE: PLASMA;                                                      
SOURCE   6 MOL_ID: 2;                                                           
SOURCE   7 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   8 ORGANISM_COMMON: HUMAN;                                              
SOURCE   9 ORGANISM_TAXID: 9606;                                                
SOURCE  10 TISSUE: PLASMA;                                                      
SOURCE  11 MOL_ID: 3;                                                           
SOURCE  12 SYNTHETIC: YES;                                                      
SOURCE  13 ORGANISM_SCIENTIFIC: HIRUDO MEDICINALIS;                             
SOURCE  14 ORGANISM_TAXID: 6421;                                                
SOURCE  15 OTHER_DETAILS: SYNTHETIC FRAGMENT OF HIRUDIN FROM HIRUDO MEDICINALIS 
KEYWDS    BLOOD COAGULATION, HYDROLASE INHIBITORS, ACUTE PHASE, CLEAVAGE ON     
KEYWDS   2 PAIR OF BASIC RESIDUES, GAMMA-CARBOXYGLUTAMIC ACID, GLYCOPROTEIN,    
KEYWDS   3 KRINGLE, PROTEASE, SECRETED, SERINE PROTEASE, PROTEASE INHIBITOR,    
KEYWDS   4 SERINE PROTEASE INHIBITOR, SULFATION, HYDROLASE-HYDROLASE INHIBITOR  
KEYWDS   5 COMPLEX                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.BRANDT,B.BAUM,A.HEINE,G.KLEBE                                       
REVDAT   6   13-NOV-24 2ZHF    1       REMARK                                   
REVDAT   5   15-NOV-23 2ZHF    1       REMARK                                   
REVDAT   4   01-NOV-23 2ZHF    1       REMARK LINK                              
REVDAT   3   25-MAY-16 2ZHF    1       SOURCE                                   
REVDAT   2   13-JUL-11 2ZHF    1       VERSN                                    
REVDAT   1   10-FEB-09 2ZHF    0                                                
JRNL        AUTH   T.BRANDT,B.BAUM,D.HANGAUER,A.HEINE,G.KLEBE                   
JRNL        TITL   EXPLORING THROMBIN S3 POCKET                                 
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.98 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : SHELXL-97                                            
REMARK   3   AUTHORS     : G.M.SHELDRICK                                        
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.98                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 91.5                           
REMARK   3   CROSS-VALIDATION METHOD           : FREE R                         
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM                         
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (NO CUTOFF).                         
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : 0.178                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.176                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.261                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 4.900                  
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 1084                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 22262                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : 0.171                  
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : 0.168                  
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : 0.249                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 4.900                  
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : 951                    
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : 19593                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 2300                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 30                                            
REMARK   3   SOLVENT ATOMS      : 154                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 2486.5                  
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 2257.0                  
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 2                       
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 10031                   
REMARK   3   NUMBER OF RESTRAINTS                     : 9749                    
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.006                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.024                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000                   
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : 0.027                   
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : 0.035                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.043                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.014                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.000                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.081                   
REMARK   3   APPROXIMATELY ISOTROPIC ADPS      (A**2) : 0.000                   
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED: NULL                                                  
REMARK   3                                                                      
REMARK   3  STEREOCHEMISTRY TARGET VALUES : ENGH & HUBER                        
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2ZHF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 07-FEB-08.                  
REMARK 100 THE DEPOSITION ID IS D_1000027975.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 24-JAN-08                          
REMARK 200  TEMPERATURE           (KELVIN) : 113                                
REMARK 200  PH                             : 7.5                                
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 RUH3R                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 23083                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.980                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.0                               
REMARK 200  DATA REDUNDANCY                : 3.100                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.04200                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 25.7000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.98                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.01                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 72.5                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.80                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.20700                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.300                              
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: PDB ENTRY 1H8D                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.07                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.28                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PHOSPHATE BUFFER, SODIUM CHLORIDE,       
REMARK 280  PEG8000, PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 277K    
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       35.20000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       35.60000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       35.20000            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       35.60000            
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: TRIMERIC                          
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC                   
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3670 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 12350 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -31.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: L, H, I                               
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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH H1041  LIES ON A SPECIAL POSITION.                          
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     THR L     1H                                                     
REMARK 465     PHE L     1G                                                     
REMARK 465     GLY L     1F                                                     
REMARK 465     SER L     1E                                                     
REMARK 465     GLY L     1D                                                     
REMARK 465     GLU L     1C                                                     
REMARK 465     ASP L    14L                                                     
REMARK 465     GLY L    14M                                                     
REMARK 465     ARG L    14N                                                     
REMARK 465     THR H   146A                                                     
REMARK 465     TRP H   146B                                                     
REMARK 465     THR H   146C                                                     
REMARK 465     ALA H   146D                                                     
REMARK 465     ASN H   146E                                                     
REMARK 465     VAL H   146F                                                     
REMARK 465     GLY H   146G                                                     
REMARK 465     LYS H   146H                                                     
REMARK 465     GLY H   246                                                      
REMARK 465     GLU H   247                                                      
REMARK 465     ASN I    53                                                      
REMARK 465     GLY I    54                                                      
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     ARG H  75    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG H 126    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASP H 186A   CG   OD1  OD2                                       
REMARK 470     LYS H 236    CG   CD   CE   NZ                                   
REMARK 470     LYS H 240    CG   CD   CE   NZ                                   
REMARK 470     GLN H 244    CG   CD   OE1  NE2                                  
REMARK 470     GLU I  58    CG   CD   OE1  OE2                                  
REMARK 470     GLU I  61    CG   CD   OE1  OE2                                  
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    ILE L  14K  C   -  N   -  CA  ANGL. DEV. =  16.5 DEGREES          
REMARK 500    ARG H  35   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500    CYS H  42   CA  -  CB  -  SG  ANGL. DEV. =   6.9 DEGREES          
REMARK 500    HIS H  91   CB  -  CG  -  CD2 ANGL. DEV. =   9.8 DEGREES          
REMARK 500    ARG H 165   NE  -  CZ  -  NH1 ANGL. DEV. =   3.1 DEGREES          
REMARK 500    ARG H 173   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    ARG H 187   NE  -  CZ  -  NH1 ANGL. DEV. =   3.0 DEGREES          
REMARK 500    ARG H 206   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    TYR H 208   CB  -  CG  -  CD1 ANGL. DEV. =  -4.4 DEGREES          
REMARK 500    CYS H 220   CA  -  CB  -  SG  ANGL. DEV. =   7.3 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 L   7      -82.25   -131.11                                   
REMARK 500    TYR H  60A      78.81   -157.47                                   
REMARK 500    ASN H  60G      70.70   -155.73                                   
REMARK 500    HIS H  71      -56.27   -124.88                                   
REMARK 500    ILE H  79      -64.21   -127.49                                   
REMARK 500    LYS H  87      133.46   -170.98                                   
REMARK 500    GLU H  97A     -71.89   -120.41                                   
REMARK 500    SER H 195      135.97    -39.41                                   
REMARK 500    SER H 214      -56.36   -120.88                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 610                                                                      
REMARK 610 MISSING HETEROATOM                                                   
REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 610 I=INSERTION CODE):                                                   
REMARK 610   M RES C SSEQI                                                      
REMARK 610     49U H  501                                                       
REMARK 630                                                                      
REMARK 630 MOLECULE TYPE: PEPTIDE-LIKE THROMBIN INHIBITOR                       
REMARK 630 MOLECULE NAME: (S)-N-(4-CARBAMIMIDOYLBENZYL)-1-(3-                   
REMARK 630 CYCLOPENTYLPROPANOYL)PYRROLIDINE-2-CARBOXAMIDE                       
REMARK 630 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 630  SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                           
REMARK 630                                                                      
REMARK 630   M RES C SSSEQI                                                     
REMARK 630     49U H   501                                                      
REMARK 630 SOURCE: NULL                                                         
REMARK 630 TAXONOMY: NULL                                                       
REMARK 630 SUBCOMP:    3PA PRO 00S                                              
REMARK 630 DETAILS: NULL                                                        
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA H 601                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA H 602                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 49U H 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL H 801                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN I OF HIRUDIN VARIANT-2      
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3BIU   RELATED DB: PDB                                   
REMARK 900 THROMBIN INHIBITOR COMPLEX                                           
REMARK 900 RELATED ID: 2ZFQ   RELATED DB: PDB                                   
REMARK 900 THROMBIN INHIBITOR COMPLEX                                           
REMARK 900 RELATED ID: 2ZG0   RELATED DB: PDB                                   
REMARK 900 THROMBIN INHIBITOR COMPLEX                                           
REMARK 900 RELATED ID: 2ZFR   RELATED DB: PDB                                   
REMARK 900 THROMBIN INHIBITOR COMPLEX                                           
REMARK 900 RELATED ID: 2ZDA   RELATED DB: PDB                                   
REMARK 900 THROMBIN INHIBITOR COMPLEX                                           
REMARK 900 RELATED ID: 2ZDN   RELATED DB: PDB                                   
REMARK 900 BOVINE TRYPSIN INHIBITOR COMPLEX                                     
DBREF  2ZHF L    1H   14N UNP    P00734   THRB_HUMAN     328    363             
DBREF  2ZHF H   16   247  UNP    P00734   THRB_HUMAN     364    622             
DBREF  2ZHF I   53    64  UNP    P09945   ITH3_HIRME      60     71             
SEQRES   1 L   36  THR PHE GLY SER GLY GLU ALA ASP CYS GLY LEU ARG PRO          
SEQRES   2 L   36  LEU PHE GLU LYS LYS SER LEU GLU ASP LYS THR GLU ARG          
SEQRES   3 L   36  GLU LEU LEU GLU SER TYR ILE ASP GLY ARG                      
SEQRES   1 H  259  ILE VAL GLU GLY SER ASP ALA GLU ILE GLY MET SER PRO          
SEQRES   2 H  259  TRP GLN VAL MET LEU PHE ARG LYS SER PRO GLN GLU LEU          
SEQRES   3 H  259  LEU CYS GLY ALA SER LEU ILE SER ASP ARG TRP VAL LEU          
SEQRES   4 H  259  THR ALA ALA HIS CYS LEU LEU TYR PRO PRO TRP ASP LYS          
SEQRES   5 H  259  ASN PHE THR GLU ASN ASP LEU LEU VAL ARG ILE GLY LYS          
SEQRES   6 H  259  HIS SER ARG THR ARG TYR GLU ARG ASN ILE GLU LYS ILE          
SEQRES   7 H  259  SER MET LEU GLU LYS ILE TYR ILE HIS PRO ARG TYR ASN          
SEQRES   8 H  259  TRP ARG GLU ASN LEU ASP ARG ASP ILE ALA LEU MET LYS          
SEQRES   9 H  259  LEU LYS LYS PRO VAL ALA PHE SER ASP TYR ILE HIS PRO          
SEQRES  10 H  259  VAL CYS LEU PRO ASP ARG GLU THR ALA ALA SER LEU LEU          
SEQRES  11 H  259  GLN ALA GLY TYR LYS GLY ARG VAL THR GLY TRP GLY ASN          
SEQRES  12 H  259  LEU LYS GLU THR TRP THR ALA ASN VAL GLY LYS GLY GLN          
SEQRES  13 H  259  PRO SER VAL LEU GLN VAL VAL ASN LEU PRO ILE VAL GLU          
SEQRES  14 H  259  ARG PRO VAL CYS LYS ASP SER THR ARG ILE ARG ILE THR          
SEQRES  15 H  259  ASP ASN MET PHE CYS ALA GLY TYR LYS PRO ASP GLU GLY          
SEQRES  16 H  259  LYS ARG GLY ASP ALA CYS GLU GLY ASP SER GLY GLY PRO          
SEQRES  17 H  259  PHE VAL MET LYS SER PRO PHE ASN ASN ARG TRP TYR GLN          
SEQRES  18 H  259  MET GLY ILE VAL SER TRP GLY GLU GLY CYS ASP ARG ASP          
SEQRES  19 H  259  GLY LYS TYR GLY PHE TYR THR HIS VAL PHE ARG LEU LYS          
SEQRES  20 H  259  LYS TRP ILE GLN LYS VAL ILE ASP GLN PHE GLY GLU              
SEQRES   1 I   12  ASN GLY ASP PHE GLU GLU ILE PRO GLU GLU TYS LEU              
MODRES 2ZHF TYS I   63  TYR  O-SULFO-L-TYROSINE                                 
HET    TYS  I  63      16                                                       
HET     NA  H 601       1                                                       
HET     NA  H 602       1                                                       
HET    49U  H 501      22                                                       
HET    GOL  H 801       6                                                       
HETNAM     TYS O-SULFO-L-TYROSINE                                               
HETNAM      NA SODIUM ION                                                       
HETNAM     49U (S)-N-(4-CARBAMIMIDOYLBENZYL)-1-(3-                              
HETNAM   2 49U  CYCLOPENTYLPROPANOYL)PYRROLIDINE-2-CARBOXAMIDE                  
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   3  TYS    C9 H11 N O6 S                                                
FORMUL   4   NA    2(NA 1+)                                                     
FORMUL   6  49U    C21 H30 N4 O2                                                
FORMUL   7  GOL    C3 H8 O3                                                     
FORMUL   8  HOH   *154(H2 O)                                                    
HELIX    1   1 PHE L    7  SER L   11  5                                   5    
HELIX    2   2 THR L   14B SER L   14I 1                                   8    
HELIX    3   3 ALA H   55  LEU H   59  1                                   5    
HELIX    4   4 PRO H   60B ASP H   60E 5                                   4    
HELIX    5   5 THR H   60I ASN H   62  5                                   3    
HELIX    6   6 ASP H  125  LEU H  130  1                                   9    
HELIX    7   7 GLU H  164  SER H  171  1                                   8    
HELIX    8   8 LYS H  185  GLY H  186C 5                                   5    
HELIX    9   9 LEU H  234  PHE H  245  1                                  12    
HELIX   10  10 PRO I   60  LEU I   64  5                                   5    
SHEET    1   A 7 SER H  20  ASP H  21  0                                        
SHEET    2   A 7 GLN H 156  PRO H 161 -1  O  VAL H 157   N  SER H  20           
SHEET    3   A 7 LYS H 135  GLY H 140 -1  N  VAL H 138   O  VAL H 158           
SHEET    4   A 7 PRO H 198  LYS H 202 -1  O  VAL H 200   N  ARG H 137           
SHEET    5   A 7 TRP H 207  TRP H 215 -1  O  TYR H 208   N  MET H 201           
SHEET    6   A 7 GLY H 226  HIS H 230 -1  O  PHE H 227   N  TRP H 215           
SHEET    7   A 7 MET H 180  ALA H 183 -1  N  PHE H 181   O  TYR H 228           
SHEET    1   B 7 GLN H  30  ARG H  35  0                                        
SHEET    2   B 7 GLU H  39  LEU H  46 -1  O  LEU H  41   N  LEU H  33           
SHEET    3   B 7 TRP H  51  THR H  54 -1  O  LEU H  53   N  SER H  45           
SHEET    4   B 7 ALA H 104  LEU H 108 -1  O  ALA H 104   N  THR H  54           
SHEET    5   B 7 LYS H  81  ILE H  90 -1  N  TYR H  89   O  LEU H 105           
SHEET    6   B 7 LEU H  64  ILE H  68 -1  N  VAL H  66   O  SER H  83           
SHEET    7   B 7 GLN H  30  ARG H  35 -1  N  MET H  32   O  ARG H  67           
SHEET    1   C 2 LEU H  60  TYR H  60A 0                                        
SHEET    2   C 2 LYS H  60F ASN H  60G-1  O  LYS H  60F  N  TYR H  60A          
SSBOND   1 CYS L    1    CYS H  122                          1555   1555  2.06  
SSBOND   2 CYS H   42    CYS H   58                          1555   1555  2.03  
SSBOND   3 CYS H  168    CYS H  182                          1555   1555  2.02  
SSBOND   4 CYS H  191    CYS H  220                          1555   1555  2.04  
LINK         C   GLU I  62                 N   TYS I  63     1555   1555  1.33  
LINK         C   TYS I  63                 N   LEU I  64     1555   1555  1.32  
CISPEP   1 SER H   36A   PRO H   37          0        -4.85                     
SITE     1 AC1  6 LYS H 169  THR H 172  PHE H 204A HOH H1033                    
SITE     2 AC1  6 HOH H1034  HOH H1077                                          
SITE     1 AC2  6 ARG H 221A LYS H 224  HOH H1042  HOH H1070                    
SITE     2 AC2  6 HOH H1090  HOH H1143                                          
SITE     1 AC3 12 HIS H  57  TRP H  60D LEU H  99  ASP H 189                    
SITE     2 AC3 12 ALA H 190  SER H 195  SER H 214  TRP H 215                    
SITE     3 AC3 12 GLY H 216  GLY H 219  GLY H 226  HOH H1024                    
SITE     1 AC4  2 LEU H  60  ASN H  60G                                         
SITE     1 AC5 11 PHE H  34  GLN H  38  LEU H  40  LEU H  65                    
SITE     2 AC5 11 ARG H  73  THR H  74  TYR H  76  LYS H  81                    
SITE     3 AC5 11 ILE H  82  HOH H1113  HOH H1144                               
CRYST1   70.400   71.200   72.200  90.00 100.30  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      0.014205  0.000000  0.002581        0.00000                         
SCALE2      0.000000  0.014045  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014077        0.00000