HEADER    HYDROLASE/HYDROLASE INHIBITOR           05-NOV-08   3F68              
TITLE     THROMBIN INHIBITION                                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTHROMBIN;                                               
COMPND   3 CHAIN: L;                                                            
COMPND   4 FRAGMENT: UNP RESIDUES 328-363, THROMBIN LIGHT CHAIN;                
COMPND   5 SYNONYM: COAGULATION FACTOR II, ACTIVATION PEPTIDE FRAGMENT 1,       
COMPND   6 ACTIVATION PEPTIDE FRAGMENT 2, THROMBIN LIGHT CHAIN, THROMBIN HEAVY  
COMPND   7 CHAIN;                                                               
COMPND   8 EC: 3.4.21.5;                                                        
COMPND   9 MOL_ID: 2;                                                           
COMPND  10 MOLECULE: PROTHROMBIN;                                               
COMPND  11 CHAIN: H;                                                            
COMPND  12 FRAGMENT: UNP RESIDUES 364-622, THROMBIN HEAVY CHAIN;                
COMPND  13 SYNONYM: COAGULATION FACTOR II, ACTIVATION PEPTIDE FRAGMENT 1,       
COMPND  14 ACTIVATION PEPTIDE FRAGMENT 2, THROMBIN LIGHT CHAIN, THROMBIN HEAVY  
COMPND  15 CHAIN;                                                               
COMPND  16 EC: 3.4.21.5;                                                        
COMPND  17 MOL_ID: 3;                                                           
COMPND  18 MOLECULE: HIRUDIN VARIANT-2;                                         
COMPND  19 CHAIN: I;                                                            
COMPND  20 FRAGMENT: UNP RESIDUES 61-71;                                        
COMPND  21 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 MOL_ID: 2;                                                           
SOURCE   6 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   7 ORGANISM_COMMON: HUMAN;                                              
SOURCE   8 ORGANISM_TAXID: 9606;                                                
SOURCE   9 MOL_ID: 3;                                                           
SOURCE  10 SYNTHETIC: YES;                                                      
SOURCE  11 ORGANISM_SCIENTIFIC: HIRUDO MEDICINALIS;                             
SOURCE  12 ORGANISM_TAXID: 6421;                                                
SOURCE  13 OTHER_DETAILS: SYNTHETIC FRAGMENT OF HIRUDIN FROM HIRUDO MEDICINALIS 
KEYWDS    BLOOD CLOTTING, HYDROLASE INHIBITOR, ACUTE PHASE, BLOOD COAGULATION,  
KEYWDS   2 GAMMA-CARBOXYGLUTAMIC ACID, GLYCOPROTEIN, HYDROLASE, KRINGLE,        
KEYWDS   3 PROTEASE, SECRETED, SERINE PROTEASE, PROTEASE INHIBITOR, SERINE      
KEYWDS   4 PROTEASE INHIBITOR, SULFATION, HYDROLASE-HYDROLASE INHIBITOR COMPLEX 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    B.BAUM,A.HEINE,G.KLEBE                                                
REVDAT   8   30-OCT-24 3F68    1       REMARK                                   
REVDAT   7   15-NOV-23 3F68    1       REMARK                                   
REVDAT   6   06-SEP-23 3F68    1       REMARK LINK                              
REVDAT   5   24-JUL-19 3F68    1       REMARK LINK                              
REVDAT   4   25-OCT-17 3F68    1       REMARK                                   
REVDAT   3   26-OCT-16 3F68    1       SOURCE                                   
REVDAT   2   13-JUL-11 3F68    1       VERSN                                    
REVDAT   1   20-OCT-09 3F68    0                                                
JRNL        AUTH   B.BAUM,L.MULEY,A.HEINE,M.SMOLINSKI,D.HANGAUER,G.KLEBE        
JRNL        TITL   THINK TWICE: UNDERSTANDING THE HIGH POTENCY OF               
JRNL        TITL 2 BIS(PHENYL)METHANE INHIBITORS OF THROMBIN.                   
JRNL        REF    J.MOL.BIOL.                   V. 391   552 2009              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   19520086                                                     
JRNL        DOI    10.1016/J.JMB.2009.06.016                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.75 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) : 1.75                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.9                           
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) : 0.211                  
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : 0.196                  
REMARK   3   FREE R VALUE                  (NO CUTOFF) : 0.256                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.000                  
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : 1730                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 34856                  
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F).                     
REMARK   3   R VALUE   (WORKING + TEST SET, F>4SIG(F)) : 0.194                  
REMARK   3   R VALUE          (WORKING SET, F>4SIG(F)) : 0.178                  
REMARK   3   FREE R VALUE                  (F>4SIG(F)) : 0.240                  
REMARK   3   FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 4.900                  
REMARK   3   FREE R VALUE TEST SET COUNT   (F>4SIG(F)) : 1173                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (F>4SIG(F)) : 23952                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS      : 2284                                          
REMARK   3   NUCLEIC ACID ATOMS : 0                                             
REMARK   3   HETEROGEN ATOMS    : 32                                            
REMARK   3   SOLVENT ATOMS      : 104                                           
REMARK   3                                                                      
REMARK   3  MODEL REFINEMENT.                                                   
REMARK   3   OCCUPANCY SUM OF NON-HYDROGEN ATOMS      : 2421.5                  
REMARK   3   OCCUPANCY SUM OF HYDROGEN ATOMS          : 0.00                    
REMARK   3   NUMBER OF DISCRETELY DISORDERED RESIDUES : 0                       
REMARK   3   NUMBER OF LEAST-SQUARES PARAMETERS       : 9701                    
REMARK   3   NUMBER OF RESTRAINTS                     : 9498                    
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM RESTRAINT TARGET VALUES.                        
REMARK   3   BOND LENGTHS                         (A) : 0.007                   
REMARK   3   ANGLE DISTANCES                      (A) : 0.025                   
REMARK   3   SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000                   
REMARK   3   DISTANCES FROM RESTRAINT PLANES      (A) : 0.028                   
REMARK   3   ZERO CHIRAL VOLUMES               (A**3) : 0.038                   
REMARK   3   NON-ZERO CHIRAL VOLUMES           (A**3) : 0.048                   
REMARK   3   ANTI-BUMPING DISTANCE RESTRAINTS     (A) : 0.009                   
REMARK   3   RIGID-BOND ADP COMPONENTS         (A**2) : 0.000                   
REMARK   3   SIMILAR ADP COMPONENTS            (A**2) : 0.090                   
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 AND HUBER                      
REMARK   3   SPECIAL CASE: NULL                                                 
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: ANISOTROPIC SCALING APPLIED BY THE        
REMARK   3  METHOD OF PARKIN, MOEZZI & HOPE, J.APPL.CRYST.28(1995)53-56         
REMARK   4                                                                      
REMARK   4 3F68 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-NOV-08.                  
REMARK 100 THE DEPOSITION ID IS D_1000050197.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 13-OCT-08                          
REMARK 200  TEMPERATURE           (KELVIN) : 110                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID14-1                             
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.933                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 210                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 35166                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.750                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 29.200                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.5                               
REMARK 200  DATA REDUNDANCY                : 2.400                              
REMARK 200  R MERGE                    (I) : 0.06400                            
REMARK 200  R SYM                      (I) : 0.06400                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 11.7000                            
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) : 1.85                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.70700                            
REMARK 200  R SYM FOR SHELL            (I) : 0.70700                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.200                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
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   (%): 51.89                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PHOSPHATE BUFFER, SODIUM CHLORIDE, PEG   
REMARK 280  8000, 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       35.14000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       35.97500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       35.14000            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       35.97500            
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: 3450 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 12410 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 H1069  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    -5                                                      
REMARK 465     PHE L    -4                                                      
REMARK 465     GLY L    -3                                                      
REMARK 465     SER L    -2                                                      
REMARK 465     GLY L    -1                                                      
REMARK 465     GLU L     0                                                      
REMARK 465     ASP L    15                                                      
REMARK 465     GLY L    16                                                      
REMARK 465     ARG L    17                                                      
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   146I                                                     
REMARK 465     GLU H   247                                                      
REMARK 465     GLY I    54                                                      
REMARK 465     LEU I    64                                                      
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  50    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASN H  62    CG   OD1  ND2                                       
REMARK 470     ARG H  75    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS H  87    CG   CD   CE   NZ                                   
REMARK 470     GLN H 151    CG   CD   OE1  NE2                                  
REMARK 470     ASP H 186A   CG   OD1  OD2                                       
REMARK 470     LYS H 236    CG   CD   CE   NZ                                   
REMARK 470     GLU I  58    CG   CD   OE1  OE2                                  
REMARK 470     GLU I  61    CG   CD   OE1  OE2                                  
REMARK 470     GLU I  62    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    ARG L   4   NE  -  CZ  -  NH1 ANGL. DEV. =   4.3 DEGREES          
REMARK 500    ARG H  77A  NE  -  CZ  -  NH1 ANGL. DEV. =   5.1 DEGREES          
REMARK 500    ARG H  77A  NE  -  CZ  -  NH2 ANGL. DEV. =  -4.6 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      -90.52   -131.64                                   
REMARK 500    ALA H  44     -178.31   -176.10                                   
REMARK 500    SER H  48     -166.71   -163.69                                   
REMARK 500    TYR H  60A      79.28   -151.09                                   
REMARK 500    HIS H  71      -48.70   -135.75                                   
REMARK 500    ASN H  78       -2.81     71.94                                   
REMARK 500    ILE H  79      -64.56   -120.59                                   
REMARK 500    LYS H  87      126.86   -179.45                                   
REMARK 500    ASN H  98       10.91   -141.95                                   
REMARK 500    SER H 214      -55.67   -123.35                                   
REMARK 500    ASP H 243      -70.53    -46.92                                   
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                              NA H 903  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 LYS H 169   O                                                      
REMARK 620 2 THR H 172   O    80.1                                              
REMARK 620 3 HOH H1023   O    72.5  77.4                                        
REMARK 620 4 HOH H1052   O   171.3  96.2  99.0                                  
REMARK 620 5 HOH H1070   O    93.1 170.2  93.8  89.4                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NA H 902  NA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ARG H 221A  O                                                      
REMARK 620 2 LYS H 224   O    98.3                                              
REMARK 620 3 HOH H1041   O   156.5  69.3                                        
REMARK 620 4 HOH H1043   O    99.2  80.1  98.2                                  
REMARK 620 5 HOH H1050   O    85.6  89.2  74.6 168.7                            
REMARK 620 6 HOH H1081   O   100.1 159.2  90.0 106.3  82.6                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 630                                                                      
REMARK 630 MOLECULE TYPE: PEPTIDE-LIKE THROMBIN INHIBITOR                       
REMARK 630 MOLECULE NAME: N-ACETYL-3-CYCLOHEXYL-D-ALANYL-N-(3-CHLOROBENZYL)-L-  
REMARK 630 PROLINAMIDE                                                          
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     91U H   901                                                      
REMARK 630 SOURCE: NULL                                                         
REMARK 630 TAXONOMY: NULL                                                       
REMARK 630 SUBCOMP:    ACE ZAL PRO C2A                                          
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 91U H 901                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA H 902                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NA H 903                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
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: 1K22   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2ZC9   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2ZFP   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2ZDA   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2ZGX   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3DUX   RELATED DB: PDB                                   
DBREF  3F68 L   -5    17  UNP    P00734   THRB_HUMAN     328    363             
DBREF  3F68 H   16   247  UNP    P00734   THRB_HUMAN     364    622             
DBREF  3F68 I   54    64  UNP    P09945   HIRV2_HIRME     61     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   11  GLY ASP PHE GLU GLU ILE PRO GLU GLU TYS LEU                  
MODRES 3F68 TYS I   63  TYR  O-SULFO-L-TYROSINE                                 
HET    TYS  I  63      16                                                       
HET    91U  H 901      30                                                       
HET     NA  H 902       1                                                       
HET     NA  H 903       1                                                       
HETNAM     TYS O-SULFO-L-TYROSINE                                               
HETNAM     91U N-ACETYL-3-CYCLOHEXYL-D-ALANYL-N-(3-CHLOROBENZYL)-L-             
HETNAM   2 91U  PROLINAMIDE                                                     
HETNAM      NA SODIUM ION                                                       
FORMUL   3  TYS    C9 H11 N O6 S                                                
FORMUL   4  91U    C23 H32 CL N3 O3                                             
FORMUL   5   NA    2(NA 1+)                                                     
FORMUL   7  HOH   *104(H2 O)                                                    
HELIX    1   1 PHE L    7  SER L   11  5                                   5    
HELIX    2   2 THR L   14B TYR L   14J 1                                   9    
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  GLY H  246  1                                  13    
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  GLU H  39   N  ARG H  35           
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  MET H 106   N  VAL H  52           
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  2.07  
SSBOND   2 CYS H   42    CYS H   58                          1555   1555  2.04  
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         O   LYS H 169                NA    NA H 903     1555   1555  2.38  
LINK         O   THR H 172                NA    NA H 903     1555   1555  2.31  
LINK         O   ARG H 221A               NA    NA H 902     1555   1555  2.34  
LINK         O   LYS H 224                NA    NA H 902     1555   1555  2.31  
LINK        NA    NA H 902                 O   HOH H1041     1555   1555  2.70  
LINK        NA    NA H 902                 O   HOH H1043     1555   1555  2.06  
LINK        NA    NA H 902                 O   HOH H1050     1555   1555  2.95  
LINK        NA    NA H 902                 O   HOH H1081     1555   1555  2.59  
LINK        NA    NA H 903                 O   HOH H1023     1555   1555  2.62  
LINK        NA    NA H 903                 O   HOH H1052     1555   1555  2.47  
LINK        NA    NA H 903                 O   HOH H1070     1555   1555  2.33  
CISPEP   1 SER H   36A   PRO H   37          0        -3.13                     
SITE     1 AC1 10 HIS H  57  TYR H  60A ALA H 190  SER H 195                    
SITE     2 AC1 10 VAL H 213  SER H 214  TRP H 215  GLY H 216                    
SITE     3 AC1 10 GLU H 217  PHE H 227                                          
SITE     1 AC2  6 ARG H 221A LYS H 224  HOH H1041  HOH H1043                    
SITE     2 AC2  6 HOH H1050  HOH H1081                                          
SITE     1 AC3  6 LYS H 169  THR H 172  PHE H 204A HOH H1023                    
SITE     2 AC3  6 HOH H1052  HOH H1070                                          
SITE     1 AC4 12 PHE H  34  GLN H  38  GLU H  39  LEU H  40                    
SITE     2 AC4 12 LEU H  65  ARG H  73  THR H  74  ARG H  75                    
SITE     3 AC4 12 TYR H  76  LYS H  81  ILE H  82  HOH H1044                    
CRYST1   70.280   71.950   72.500  90.00 100.05  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      0.014229  0.000000  0.002522        0.00000                         
SCALE2      0.000000  0.013899  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014008        0.00000