HEADER    HYDROLASE/HYDROLASE INHIBITOR           03-JUN-91   2HGT              
TITLE     STRUCTURE OF THE HIRUGEN AND HIRULOG 1 COMPLEXES OF ALPHA-THROMBIN    
CAVEAT     2HGT    CHIRALITY ERROR AT THE CA CENTER OF PHE I 1.                 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ALPHA-THROMBIN (SMALL SUBUNIT);                            
COMPND   3 CHAIN: L;                                                            
COMPND   4 EC: 3.4.21.5;                                                        
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: ALPHA-THROMBIN (LARGE SUBUNIT);                            
COMPND   8 CHAIN: H;                                                            
COMPND   9 EC: 3.4.21.5;                                                        
COMPND  10 ENGINEERED: YES;                                                     
COMPND  11 MOL_ID: 3;                                                           
COMPND  12 MOLECULE: HIRULOG;                                                   
COMPND  13 CHAIN: I;                                                            
COMPND  14 ENGINEERED: YES;                                                     
COMPND  15 MOL_ID: 4;                                                           
COMPND  16 MOLECULE: HIRULOG;                                                   
COMPND  17 CHAIN: J;                                                            
COMPND  18 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 MOL_ID: 4;                                                           
SOURCE  12 SYNTHETIC: YES                                                       
KEYWDS    HYDROLASE(SERINE PROTEASE), HYDROLASE-HYDROLASE INHIBITOR COMPLEX     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.TULINSKY,V.CARPEROS                                                 
REVDAT   6   30-OCT-24 2HGT    1       REMARK                                   
REVDAT   5   05-JUN-24 2HGT    1       LINK                                     
REVDAT   4   09-NOV-16 2HGT    1       REMARK                                   
REVDAT   3   13-JUL-11 2HGT    1       VERSN                                    
REVDAT   2   24-FEB-09 2HGT    1       VERSN                                    
REVDAT   1   31-JAN-94 2HGT    0                                                
JRNL        AUTH   E.SKRZYPCZAK-JANKUN,V.E.CARPEROS,K.G.RAVICHANDRAN,           
JRNL        AUTH 2 A.TULINSKY,M.WESTBROOK,J.M.MARAGANORE                        
JRNL        TITL   STRUCTURE OF THE HIRUGEN AND HIRULOG 1 COMPLEXES OF          
JRNL        TITL 2 ALPHA-THROMBIN.                                              
JRNL        REF    J.MOL.BIOL.                   V. 221  1379 1991              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   1942057                                                      
JRNL        DOI    10.1016/0022-2836(91)80132-E                                 
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   T.J.RYDEL,A.TULINSKY,W.BODE,R.HUBER                          
REMARK   1  TITL   REFINED STRUCTURE OF THE HIRUDIN-THROMBIN COMPLEX            
REMARK   1  REF    J.MOL.BIOL.                   V. 221   583 1991              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   T.J.RYDEL,K.G.RAVICHANDRAN,A.TULINSKY,W.BODE,R.HUBER,        
REMARK   1  AUTH 2 C.ROITSCH,J.W.FENTON /II                                     
REMARK   1  TITL   THE STRUCTURE OF A COMPLEX OF RECOMBINANT HIRUDIN AND HUMAN  
REMARK   1  TITL 2 ALPHA-THROMBIN                                               
REMARK   1  REF    SCIENCE                       V. 249   277 1990              
REMARK   1  REFN                   ISSN 0036-8075                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   W.BODE,I.MAYR,U.BAUMANN,R.HUBER,S.R.STONE,J.HOFSTEENGE       
REMARK   1  TITL   THE REFINED 1.9 ANGSTROMS CRYSTAL STRUCTURE OF HUMAN         
REMARK   1  TITL 2 ALPHA-THROMBIN: INTERACTION WITH D-PHE-PRO-ARG               
REMARK   1  TITL 3 CHLOROMETHYLKETONE AND SIGNIFICANCE OF THE TYR-PRO-PRO-TRP   
REMARK   1  TITL 4 INSERTION SEGMENT                                            
REMARK   1  REF    EMBO J.                       V.   8  3467 1989              
REMARK   1  REFN                   ISSN 0261-4189                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PROLSQ                                               
REMARK   3   AUTHORS     : KONNERT,HENDRICKSON                                  
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 7.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : NULL                           
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.163                           
REMARK   3   R VALUE            (WORKING SET) : NULL                            
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3                                                                      
REMARK   3  FIT/AGREEMENT OF MODEL WITH ALL DATA.                               
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : NULL                   
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE                  (NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : NULL                   
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2394                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 222                                     
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  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : 0.020 ; 0.020               
REMARK   3    ANGLE DISTANCE                  (A) : 0.049 ; 0.030               
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : 0.052 ; 0.050               
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : 0.015 ; 0.020               
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : 0.200 ; 0.150               
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : 0.220 ; 0.550               
REMARK   3    MULTIPLE TORSION                (A) : 0.300 ; 0.550               
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : 0.280 ; 0.550               
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : 2.700 ; 3.000               
REMARK   3    STAGGERED                 (DEGREES) : 23.200; 20.000              
REMARK   3    TRANSVERSE                (DEGREES) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND               (A**2) : 0.660 ; 0.500               
REMARK   3   MAIN-CHAIN ANGLE              (A**2) : 1.240 ; 1.000               
REMARK   3   SIDE-CHAIN BOND               (A**2) : 1.060 ; 1.000               
REMARK   3   SIDE-CHAIN ANGLE              (A**2) : 1.780 ; 1.500               
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2HGT COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000178189.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : NULL                               
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : NULL                               
REMARK 200  WAVELENGTH OR RANGE        (A) : NULL                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : NULL                               
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : NULL                               
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.47                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.53                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
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       35.32500            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       36.20000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       35.32500            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       36.20000            
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: TETRAMERIC                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: L, H, I, J                            
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 H 409  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH H 422  LIES ON A SPECIAL POSITION.                          
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 THROMBIN IS CLEAVED BETWEEN RESIDUES 15 AND 16.  CHAIN               
REMARK 400 INDICATOR *L* IS USED FOR RESIDUES 1H - 15 AND CHAIN                 
REMARK 400 INDICATOR *H* IS USED FOR RESIDUES 16 - 247.                         
REMARK 400                                                                      
REMARK 400 HIRULOG IS CLEAVED BETWEEN RESIDUES ARG 3 AND PRO 4.  CHAIN          
REMARK 400 INDICATOR *I* IS USED FOR RESIDUES 1 - 3.  CHAIN INDICATOR           
REMARK 400 *J* IS USED FOR RESIDUES 4 - 64.                                     
REMARK 400                                                                      
REMARK 400 THE BIVALIRUDIN N-TERMINUS FRAGMENT IS PEPTIDE-LIKE, A MEMBER OF     
REMARK 400 THROMBIN INHIBITOR CLASS.                                            
REMARK 400                                                                      
REMARK 400 THE BIVALIRUDIN C-TERMINUS FRAGMENT IS PEPTIDE-LIKE, A MEMBER OF     
REMARK 400 THROMBIN INHIBITOR CLASS.                                            
REMARK 400                                                                      
REMARK 400  GROUP: 1                                                            
REMARK 400   NAME: BIVALIRUDIN N-TERMINUS FRAGMENT                              
REMARK 400   CHAIN: J                                                           
REMARK 400   COMPONENT_1: PEPTIDE LIKE POLYMER                                  
REMARK 400   DESCRIPTION: NULL                                                  
REMARK 400                                                                      
REMARK 400  GROUP: 2                                                            
REMARK 400   NAME: BIVALIRUDIN C-TERMINUS FRAGMENT                              
REMARK 400   CHAIN: I                                                           
REMARK 400   COMPONENT_1: PEPTIDE LIKE POLYMER                                  
REMARK 400   DESCRIPTION: NULL                                                  
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    -2                                                      
REMARK 465     PHE L    -1                                                      
REMARK 465     GLY L     0                                                      
REMARK 465     THR H   148A                                                     
REMARK 465     ALA H   148B                                                     
REMARK 465     ASN H   148C                                                     
REMARK 465     VAL H   148D                                                     
REMARK 465     GLY H   148E                                                     
REMARK 465     LYS H   148F                                                     
REMARK 465     PRO J    48                                                      
REMARK 465     GLY J    49                                                      
REMARK 465     GLY J    50                                                      
REMARK 465     GLY J    51                                                      
REMARK 465     GLY J    52                                                      
REMARK 465     ASN J    53                                                      
REMARK 465     GLY J    54                                                      
REMARK 465     GLU J    61                                                      
REMARK 465     GLU J    62                                                      
REMARK 465     TYR J    63                                                      
REMARK 465     LEU J    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     PRO J  60    CA   C    O    CB   CG   CD                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   NH2  ARG H   187     OD1  ASP H   222              2.04            
REMARK 500   NH2  ARG H    50     O    LEU H   108              2.04            
REMARK 500   NH2  ARG H    50     OE1  GLU H    86              2.12            
REMARK 500   N    GLU L     1C    O    HOH L   102              2.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   NH2  ARG L    15     O    LYS H   169     4556     1.73            
REMARK 500   O    GLY L    14M    NE   ARG H   173     4556     2.12            
REMARK 500   CZ   ARG L    15     O    THR H   172     4556     2.17            
REMARK 500   OE2  GLU L    14H    OD2  ASP L    14L    2556     2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    ASP L   1A  CB  -  CG  -  OD1 ANGL. DEV. =  -6.1 DEGREES          
REMARK 500    GLU L  13   CA  -  CB  -  CG  ANGL. DEV. =  16.9 DEGREES          
REMARK 500    ASP L  14   CB  -  CG  -  OD2 ANGL. DEV. =  -6.4 DEGREES          
REMARK 500    LEU L  14G  CB  -  CA  -  C   ANGL. DEV. =  12.7 DEGREES          
REMARK 500    ILE L  14K  CB  -  CA  -  C   ANGL. DEV. =  18.3 DEGREES          
REMARK 500    ILE L  14K  CA  -  C   -  O   ANGL. DEV. =  13.6 DEGREES          
REMARK 500    GLY L  14M  N   -  CA  -  C   ANGL. DEV. =  16.3 DEGREES          
REMARK 500    ARG L  15   CD  -  NE  -  CZ  ANGL. DEV. =  35.0 DEGREES          
REMARK 500    ARG L  15   NE  -  CZ  -  NH1 ANGL. DEV. =  10.9 DEGREES          
REMARK 500    ARG L  15   NE  -  CZ  -  NH2 ANGL. DEV. = -11.2 DEGREES          
REMARK 500    SER H  20   O   -  C   -  N   ANGL. DEV. =  10.1 DEGREES          
REMARK 500    ASP H  21   CB  -  CG  -  OD1 ANGL. DEV. =   6.5 DEGREES          
REMARK 500    ASP H  21   CB  -  CG  -  OD2 ANGL. DEV. =  -5.8 DEGREES          
REMARK 500    ARG H  35   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.4 DEGREES          
REMARK 500    GLN H  38   O   -  C   -  N   ANGL. DEV. =   9.9 DEGREES          
REMARK 500    GLU H  39   OE1 -  CD  -  OE2 ANGL. DEV. =   7.5 DEGREES          
REMARK 500    CYS H  42   N   -  CA  -  CB  ANGL. DEV. = -11.8 DEGREES          
REMARK 500    ARG H  50   NE  -  CZ  -  NH1 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    ARG H  50   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.8 DEGREES          
REMARK 500    ASP H  60E  CB  -  CG  -  OD1 ANGL. DEV. =  -5.5 DEGREES          
REMARK 500    ASN H  62   CB  -  CA  -  C   ANGL. DEV. = -13.1 DEGREES          
REMARK 500    ARG H  75   NE  -  CZ  -  NH1 ANGL. DEV. =   6.0 DEGREES          
REMARK 500    ARG H  75   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.4 DEGREES          
REMARK 500    ARG H  77A  NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG H  77A  NE  -  CZ  -  NH2 ANGL. DEV. =  -8.8 DEGREES          
REMARK 500    ARG H  77A  CA  -  C   -  O   ANGL. DEV. = -14.6 DEGREES          
REMARK 500    LYS H  81   N   -  CA  -  CB  ANGL. DEV. =  11.8 DEGREES          
REMARK 500    HIS H  91   CA  -  CB  -  CG  ANGL. DEV. = -10.8 DEGREES          
REMARK 500    ARG H 101   NE  -  CZ  -  NH1 ANGL. DEV. =   7.8 DEGREES          
REMARK 500    ARG H 101   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.5 DEGREES          
REMARK 500    PHE H 114   CB  -  CG  -  CD1 ANGL. DEV. =  -4.2 DEGREES          
REMARK 500    ASP H 116   CB  -  CG  -  OD1 ANGL. DEV. =   7.2 DEGREES          
REMARK 500    TYR H 117   CB  -  CG  -  CD2 ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    TYR H 117   CB  -  CG  -  CD1 ANGL. DEV. =   5.2 DEGREES          
REMARK 500    ARG H 126   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.9 DEGREES          
REMARK 500    TRP H 148   CA  -  CB  -  CG  ANGL. DEV. = -11.8 DEGREES          
REMARK 500    VAL H 154   N   -  CA  -  CB  ANGL. DEV. = -15.6 DEGREES          
REMARK 500    VAL H 163   CA  -  CB  -  CG1 ANGL. DEV. =   9.0 DEGREES          
REMARK 500    GLU H 164   CA  -  CB  -  CG  ANGL. DEV. =  18.6 DEGREES          
REMARK 500    ARG H 165   CD  -  NE  -  CZ  ANGL. DEV. =  -9.0 DEGREES          
REMARK 500    ARG H 165   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.8 DEGREES          
REMARK 500    ASP H 170   CA  -  CB  -  CG  ANGL. DEV. = -13.4 DEGREES          
REMARK 500    ARG H 175   NH1 -  CZ  -  NH2 ANGL. DEV. =   9.2 DEGREES          
REMARK 500    ARG H 175   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.6 DEGREES          
REMARK 500    ARG H 175   NE  -  CZ  -  NH2 ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    ASP H 178   CB  -  CG  -  OD2 ANGL. DEV. =  -7.9 DEGREES          
REMARK 500    TYR H 184A  CB  -  CG  -  CD1 ANGL. DEV. =  -4.4 DEGREES          
REMARK 500    LYS H 186D  C   -  N   -  CA  ANGL. DEV. =  20.9 DEGREES          
REMARK 500    ARG H 187   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.4 DEGREES          
REMARK 500    ARG H 187   NE  -  CZ  -  NH2 ANGL. DEV. =   4.7 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      66 ANGLE DEVIATIONS.                             
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    GLU L   1C     -75.79    -71.21                                   
REMARK 500    ALA L   1B     -42.98    176.33                                   
REMARK 500    PHE L   7      -91.39   -132.06                                   
REMARK 500    TYR L  14J      45.15    -93.96                                   
REMARK 500    ILE L  14K      54.25     33.66                                   
REMARK 500    ASP L  14L     108.21     66.80                                   
REMARK 500    GLU H  18       35.15     72.74                                   
REMARK 500    TYR H  60A      80.74   -153.85                                   
REMARK 500    ASN H  60G      72.75   -156.74                                   
REMARK 500    HIS H  71      -55.08   -129.78                                   
REMARK 500    ARG H  77A     -64.13    -27.79                                   
REMARK 500    GLU H  97A     -54.02   -129.20                                   
REMARK 500    GLU H 186B       0.61    -56.69                                   
REMARK 500    LYS H 186D     133.59   -171.46                                   
REMARK 500    PHE H 245       51.91   -147.97                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    ARG H 165         0.11    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: CAT                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: NULL                                               
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN I OF HIRUDIN ANALOG         
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR CHAIN J OF HIRUDIN ANALOG         
DBREF  2HGT L    1    15  UNP    P00734   THRB_HUMAN     328    363             
DBREF  2HGT H   16   247  UNP    P00734   THRB_HUMAN     364    622             
DBREF  2HGT I    1     3  PDB    2HGT     2HGT             1      3             
DBREF  2HGT J   54    64  UNP    P28504   HIR2_HIRME      54     64             
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    3  DPN PRO ARG                                                  
SEQRES   1 J   17  PRO GLY GLY GLY GLY ASN GLY ASP PHE GLU GLU ILE PRO          
SEQRES   2 J   17  GLU GLU TYR LEU                                              
HET    DPN  I   1      11                                                       
HETNAM     DPN D-PHENYLALANINE                                                  
FORMUL   3  DPN    C9 H11 N O2                                                  
FORMUL   5  HOH   *222(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  CYS H   58  5                                   4    
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 VAL H  231  GLY H  246  1                                  16    
SHEET    1   A 7 SER H  20  ASP H  21  0                                        
SHEET    2   A 7 GLN H 156  PRO H 161 -1  N  VAL H 157   O  SER H  20           
SHEET    3   A 7 LYS H 135  GLY H 140 -1  N  GLY H 136   O  LEU H 160           
SHEET    4   A 7 PRO H 198  LYS H 202 -1  O  PRO H 198   N  THR H 139           
SHEET    5   A 7 TRP H 207  TRP H 215 -1  N  TYR H 208   O  MET H 201           
SHEET    6   A 7 GLY H 226  HIS H 230 -1  N  PHE H 227   O  TRP H 215           
SHEET    7   A 7 MET H 180  ALA H 183 -1  O  PHE H 181   N  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  N  LEU H  53   O  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  GLU H  86   O  LYS H 107           
SHEET    6   B 7 LEU H  64  ILE H  68 -1  O  LEU H  64   N  LEU H  85           
SHEET    7   B 7 GLN H  30  ARG H  35 -1  N  MET H  32   O  ARG H  67           
SSBOND   1 CYS L    1    CYS H  122                          1555   1555  2.09  
SSBOND   2 CYS H   42    CYS H   58                          1555   1555  2.06  
SSBOND   3 CYS H  168    CYS H  182                          1555   1555  2.08  
SSBOND   4 CYS H  191    CYS H  220                          1555   1555  2.08  
LINK         C   DPN I   1                 N   PRO I   2     1555   1555  1.31  
CISPEP   1 SER H   36A   PRO H   37          0        -2.28                     
SITE     1 CAT  3 HIS H  57  ASP H 102  SER H 195                               
SITE     1 AC1 17 HIS H  57  TYR H  60A GLU H  97A LEU H  99                    
SITE     2 AC1 17 ASP H 189  ALA H 190  GLU H 192  GLY H 193                    
SITE     3 AC1 17 ASP H 194  SER H 195  SER H 214  TRP H 215                    
SITE     4 AC1 17 GLY H 216  GLY H 219  HOH H 451  HOH H 490                    
SITE     5 AC1 17 HOH H 554                                                     
SITE     1 AC2 11 PHE H  34  GLN H  38  ARG H  73  THR H  74                    
SITE     2 AC2 11 ARG H  75  TYR H  76  ILE H  82  GLN H 151                    
SITE     3 AC2 11 SER H 153  HOH H 412  HOH H 453                               
CRYST1   70.650   72.400   72.820  90.00 100.76  90.00 C 1 2 1       4          
ORIGX1      1.000000  0.000000  0.190037        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.017897        0.00000                         
SCALE1      0.014154  0.000000  0.002690        0.00000                         
SCALE2      0.000000  0.013812  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.013978        0.00000