PDB Short entry for 1BTH
HEADER    COMPLEX (SERINE PROTEASE/INHIBITOR)     03-DEC-96   1BTH              
TITLE     STRUCTURE OF THROMBIN COMPLEXED WITH BOVINE PANCREATIC TRYPSIN        
TITLE    2 INHIBITOR                                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: THROMBIN;                                                  
COMPND   3 CHAIN: L, J;                                                         
COMPND   4 EC: 3.4.21.5;                                                        
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES;                                                       
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: THROMBIN;                                                  
COMPND   9 CHAIN: H, K;                                                         
COMPND  10 EC: 3.4.21.5;                                                        
COMPND  11 ENGINEERED: YES;                                                     
COMPND  12 MUTATION: YES;                                                       
COMPND  13 MOL_ID: 3;                                                           
COMPND  14 MOLECULE: BOVINE PANCREATIC TRYPSIN INHIBITOR;                       
COMPND  15 CHAIN: P, Q                                                          
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE   3 ORGANISM_COMMON: CATTLE;                                             
SOURCE   4 ORGANISM_TAXID: 9913;                                                
SOURCE   5 ORGAN: LUNG;                                                         
SOURCE   6 EXPRESSION_SYSTEM: MESOCRICETUS AURATUS;                             
SOURCE   7 EXPRESSION_SYSTEM_COMMON: GOLDEN HAMSTER;                            
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 10036;                                      
SOURCE   9 EXPRESSION_SYSTEM_CELL_LINE: BHK-21;                                 
SOURCE  10 MOL_ID: 2;                                                           
SOURCE  11 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE  12 ORGANISM_COMMON: CATTLE;                                             
SOURCE  13 ORGANISM_TAXID: 9913;                                                
SOURCE  14 ORGAN: LUNG;                                                         
SOURCE  15 EXPRESSION_SYSTEM: MESOCRICETUS AURATUS;                             
SOURCE  16 EXPRESSION_SYSTEM_COMMON: GOLDEN HAMSTER;                            
SOURCE  17 EXPRESSION_SYSTEM_TAXID: 10036;                                      
SOURCE  18 EXPRESSION_SYSTEM_CELL_LINE: BHK-21;                                 
SOURCE  19 MOL_ID: 3;                                                           
SOURCE  20 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE  21 ORGANISM_COMMON: CATTLE;                                             
SOURCE  22 ORGANISM_TAXID: 9913;                                                
SOURCE  23 ORGAN: LUNG                                                          
KEYWDS    THROMBIN INHIBITOR, SERINE PROTEINASE KUNITZ-LIKE INHIBITOR, (SERINE  
KEYWDS   2 PROTEASE/INHIBITOR), COMPLEX (SERINE PROTEASE-INHIBITOR) COMPLEX     
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.VAN DE LOCHT,W.BODE,M.T.STUBBS                                      
REVDAT   4   03-NOV-21 1BTH    1       SEQADV                                   
REVDAT   3   24-FEB-09 1BTH    1       VERSN                                    
REVDAT   2   01-APR-03 1BTH    1       JRNL                                     
REVDAT   1   24-DEC-97 1BTH    0                                                
JRNL        AUTH   A.VAN DE LOCHT,W.BODE,R.HUBER,B.F.LE BONNIEC,S.R.STONE,      
JRNL        AUTH 2 C.T.ESMON,M.T.STUBBS                                         
JRNL        TITL   THE THROMBIN E192Q-BPTI COMPLEX REVEALS GROSS STRUCTURAL     
JRNL        TITL 2 REARRANGEMENTS: IMPLICATIONS FOR THE INTERACTION WITH        
JRNL        TITL 3 ANTITHROMBIN AND THROMBOMODULIN.                             
JRNL        REF    EMBO J.                       V.  16  2977 1997              
JRNL        REFN                   ISSN 0261-4189                               
JRNL        PMID   9214615                                                      
JRNL        DOI    10.1093/EMBOJ/16.11.2977                                     
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   A.VAN DE LOCHT,M.T.STUBBS,W.BODE,T.FRIEDRICH,                
REMARK   1  AUTH 2 C.BOLLSCHWEILER,W.HOFFKEN,R.HUBER                            
REMARK   1  TITL   THE ORNITHODORIN-THROMBIN CRYSTAL STRUCTURE, A KEY TO THE    
REMARK   1  TITL 2 TAP ENIGMA?                                                  
REMARK   1  REF    EMBO J.                       V.  15  6011 1996              
REMARK   1  REFN                   ISSN 0261-4189                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   A.VAN DE LOCHT,D.LAMBA,M.BAUER,R.HUBER,T.FRIEDRICH,B.KROGER, 
REMARK   1  AUTH 2 W.HOFFKEN,W.BODE                                             
REMARK   1  TITL   TWO HEADS ARE BETTER THAN ONE: CRYSTAL STRUCTURE OF THE      
REMARK   1  TITL 2 INSECT DERIVED DOUBLE DOMAIN KAZAL INHIBITOR RHODNIIN IN     
REMARK   1  TITL 3 COMPLEX WITH THROMBIN                                        
REMARK   1  REF    EMBO J.                       V.  14  5149 1995              
REMARK   1  REFN                   ISSN 0261-4189                               
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 A CRYSTAL STRUCTURE OF HUMAN ALPHA-THROMBIN: 
REMARK   1  TITL 2 INTERACTION WITH D-PHE-PRO-ARG CHLOROMETHYLKETONE AND        
REMARK   1  TITL 3 SIGNIFICANCE OF THE TYR-PRO-PRO-TRP INSERTION SEGMENT        
REMARK   1  REF    EMBO J.                       V.   8  3467 1989              
REMARK   1  REFN                   ISSN 0261-4189                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 6.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 36032                          
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 SET) : 0.196                           
REMARK   3   FREE R VALUE                     : 0.271                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5508                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 113                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.011                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.690                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1BTH 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_1000172070.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 10-OCT-95                          
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
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          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 109248                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 3.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 1.0                                
REMARK 200  DATA REDUNDANCY                : 2.500                              
REMARK 200  R MERGE                    (I) : 0.10000                            
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: X-PLOR 3.1                                            
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 52.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.73                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,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       37.25000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: 4710 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 14890 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -20.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: L, H, P                               
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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
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: 4660 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 14920 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -18.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: J, K, Q                               
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     THR L    -3                                                      
REMARK 465     PHE L    -2                                                      
REMARK 465     GLY L    -1                                                      
REMARK 465     SER L     0                                                      
REMARK 465     ARG L    15                                                      
REMARK 465     ASP H   243                                                      
REMARK 465     GLN H   244                                                      
REMARK 465     PHE H   245                                                      
REMARK 465     GLY H   246                                                      
REMARK 465     GLU H   247                                                      
REMARK 465     THR J    -3                                                      
REMARK 465     PHE J    -2                                                      
REMARK 465     GLY J    -1                                                      
REMARK 465     SER J     0                                                      
REMARK 465     ARG J    15                                                      
REMARK 465     ASP K   243                                                      
REMARK 465     GLN K   244                                                      
REMARK 465     PHE K   245                                                      
REMARK 465     GLY K   246                                                      
REMARK 465     GLU K   247                                                      
REMARK 475                                                                      
REMARK 475 ZERO OCCUPANCY RESIDUES                                              
REMARK 475 THE FOLLOWING RESIDUES WERE MODELED WITH ZERO OCCUPANCY.             
REMARK 475 THE LOCATION AND PROPERTIES OF THESE RESIDUES MAY NOT                
REMARK 475 BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;                      
REMARK 475 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE)          
REMARK 475   M RES C  SSEQI                                                     
REMARK 475     SER H    37                                                      
REMARK 475     LYS H    60F                                                     
REMARK 475     PHE H    60H                                                     
REMARK 475     THR H    60I                                                     
REMARK 475     GLU H    61                                                      
REMARK 475     THR H   149A                                                     
REMARK 475     ASN H   149B                                                     
REMARK 475     GLY J    14M                                                     
REMARK 475     SER K    37                                                      
REMARK 475     PHE K    60H                                                     
REMARK 475     THR K   149A                                                     
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     GLU L    1C  CB   CG   CD   OE1  OE2                             
REMARK 480     LYS L   14A  CD   CE   NZ                                        
REMARK 480     ARG H   75   NH1  NH2                                            
REMARK 480     ARG H   93   NH1                                                 
REMARK 480     TRP H   96   CB   CG   CD1  CD2  NE1  CE2  CE3                   
REMARK 480     TRP H   96   CZ2  CZ3  CH2                                       
REMARK 480     ARG H   97   CB   CG   CD   NE   CZ   NH1  NH2                   
REMARK 480     LYS H  110   CB   CG   CD   CE   NZ                              
REMARK 480     TRP H  148   CB   CG   CD1  CD2  NE1  CE2  CE3                   
REMARK 480     TRP H  148   CZ2  CZ3  CH2                                       
REMARK 480     THR H  149   CB   OG1  CG2                                       
REMARK 480     VAL H  149C  CB   CG1  CG2                                       
REMARK 480     LYS H  149E  CB   CG   CD   CE   NZ                              
REMARK 480     LYS H  169   CD   CE   NZ                                        
REMARK 480     ARG H  173   NH1                                                 
REMARK 480     GLU J    1C  CB   CG   CD   OE1  OE2                             
REMARK 480     ALA J    1B  CB                                                  
REMARK 480     LYS J    9   CD   CE   NZ                                        
REMARK 480     LYS J   10   NZ                                                  
REMARK 480     ASP J   14L  CG   OD1  OD2                                       
REMARK 480     GLN K   38   CD   OE1  NE2                                       
REMARK 480     LYS K   60F  CD   CE   NZ                                        
REMARK 480     GLU K   61   CB   CG   CD   OE1  OE2                             
REMARK 480     MET K   84   SD   CE                                             
REMARK 480     LYS K   87   CE   NZ                                             
REMARK 480     ARG K   93   CZ   NH1  NH2                                       
REMARK 480     TRP K   96   CB   CG   CD1  CD2  NE1  CE2  CE3                   
REMARK 480     TRP K   96   CZ2  CZ3  CH2                                       
REMARK 480     ARG K   97   CB   CG   CD   NE   CZ   NH1  NH2                   
REMARK 480     LYS K  109   CB   CG   CD   CE   NZ                              
REMARK 480     LYS K  145   CG   CD   CE   NZ                                   
REMARK 480     THR K  147   CB   OG1  CG2                                       
REMARK 480     TRP K  148   CB   CG   CD1  CD2  NE1  CE2  CE3                   
REMARK 480     TRP K  148   CZ2  CZ3  CH2                                       
REMARK 480     THR K  149   CB   OG1  CG2                                       
REMARK 480     ASN K  149B  CB   CG   OD1  ND2                                  
REMARK 480     VAL K  149C  CB   CG1  CG2                                       
REMARK 480     LYS K  149E  CB   CG   CD   CE   NZ                              
REMARK 480     ARG K  175   CG   CD   NE   CZ   NH1  NH2                        
REMARK 480     ASP K  186A  CG   OD1  OD2                                       
REMARK 480     LYS K  236   CG   CD   CE   NZ                                   
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
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   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    GLU J   1C  C     ALA J   1B  N       0.141                       
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    ARG H  97   NE  -  CZ  -  NH2 ANGL. DEV. =   4.1 DEGREES          
REMARK 500    CYS H 182   CA  -  CB  -  SG  ANGL. DEV. =   9.5 DEGREES          
REMARK 500    ARG K  97   NE  -  CZ  -  NH2 ANGL. DEV. =   4.1 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      -85.84   -133.74                                   
REMARK 500    ASP L  14L      77.65     68.29                                   
REMARK 500    GLU H  18       12.83     59.62                                   
REMARK 500    GLN H  38      -23.65    -38.49                                   
REMARK 500    GLU H  39        2.94    -37.86                                   
REMARK 500    PHE H  60H      10.14   -141.67                                   
REMARK 500    GLU H  61       81.58     46.54                                   
REMARK 500    ASN H  62     -164.97   -176.89                                   
REMARK 500    ASP H  63        1.30     85.02                                   
REMARK 500    HIS H  71      -57.22   -127.27                                   
REMARK 500    ARG H  77A     -81.87    -37.90                                   
REMARK 500    PRO H  92       -9.12    -55.45                                   
REMARK 500    GLU H  97A    -121.85   -172.16                                   
REMARK 500    ARG H 126      -54.45    -27.13                                   
REMARK 500    THR H 149      -78.01   -161.87                                   
REMARK 500    SER H 214      -64.39   -131.17                                   
REMARK 500    PHE J   7      -82.72   -130.63                                   
REMARK 500    ASP J  14L      84.74     56.11                                   
REMARK 500    GLU K  39       48.80    -64.52                                   
REMARK 500    LEU K  40      116.64   -165.04                                   
REMARK 500    PHE K  60H      -5.03   -142.24                                   
REMARK 500    GLU K  61       82.11     28.73                                   
REMARK 500    ASN K  62      102.91    172.52                                   
REMARK 500    ASP K  63        7.46   -171.06                                   
REMARK 500    HIS K  71      -55.95   -132.45                                   
REMARK 500    ASN K  78       -3.86     75.40                                   
REMARK 500    GLU K  97A    -118.88   -178.91                                   
REMARK 500    SER K 115     -163.01   -164.79                                   
REMARK 500    HIS K 119      134.63   -170.84                                   
REMARK 500    THR K 149      -66.37   -148.50                                   
REMARK 500    SER K 195      150.72    -49.12                                   
REMARK 500    SER K 214      -71.68   -126.53                                   
REMARK 500    ASN Q  44      102.70   -161.11                                   
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    TYR K  60A        0.06    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  1BTH L   -3    15  UNP    P00734   THRB_HUMAN     328    363             
DBREF  1BTH H   16   247  UNP    P00734   THRB_HUMAN     364    622             
DBREF  1BTH J   -3    15  UNP    P00734   THRB_HUMAN     328    363             
DBREF  1BTH K   16   247  UNP    P00734   THRB_HUMAN     364    622             
DBREF  1BTH P    1    58  UNP    P00974   BPT1_BOVIN      36     93             
DBREF  1BTH Q    1    58  UNP    P00974   BPT1_BOVIN      36     93             
SEQADV 1BTH THR H  149  UNP  P00734    ALA   513 CONFLICT                       
SEQADV 1BTH GLN H  192  UNP  P00734    GLU   565 ENGINEERED MUTATION            
SEQADV 1BTH THR K  149  UNP  P00734    ALA   513 CONFLICT                       
SEQADV 1BTH GLN K  192  UNP  P00734    GLU   565 ENGINEERED MUTATION            
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 THR 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 GLN 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 J   36  THR PHE GLY SER GLY GLU ALA ASP CYS GLY LEU ARG PRO          
SEQRES   2 J   36  LEU PHE GLU LYS LYS SER LEU GLU ASP LYS THR GLU ARG          
SEQRES   3 J   36  GLU LEU LEU GLU SER TYR ILE ASP GLY ARG                      
SEQRES   1 K  259  ILE VAL GLU GLY SER ASP ALA GLU ILE GLY MET SER PRO          
SEQRES   2 K  259  TRP GLN VAL MET LEU PHE ARG LYS SER PRO GLN GLU LEU          
SEQRES   3 K  259  LEU CYS GLY ALA SER LEU ILE SER ASP ARG TRP VAL LEU          
SEQRES   4 K  259  THR ALA ALA HIS CYS LEU LEU TYR PRO PRO TRP ASP LYS          
SEQRES   5 K  259  ASN PHE THR GLU ASN ASP LEU LEU VAL ARG ILE GLY LYS          
SEQRES   6 K  259  HIS SER ARG THR ARG TYR GLU ARG ASN ILE GLU LYS ILE          
SEQRES   7 K  259  SER MET LEU GLU LYS ILE TYR ILE HIS PRO ARG TYR ASN          
SEQRES   8 K  259  TRP ARG GLU ASN LEU ASP ARG ASP ILE ALA LEU MET LYS          
SEQRES   9 K  259  LEU LYS LYS PRO VAL ALA PHE SER ASP TYR ILE HIS PRO          
SEQRES  10 K  259  VAL CYS LEU PRO ASP ARG GLU THR ALA ALA SER LEU LEU          
SEQRES  11 K  259  GLN ALA GLY TYR LYS GLY ARG VAL THR GLY TRP GLY ASN          
SEQRES  12 K  259  LEU LYS GLU THR TRP THR THR ASN VAL GLY LYS GLY GLN          
SEQRES  13 K  259  PRO SER VAL LEU GLN VAL VAL ASN LEU PRO ILE VAL GLU          
SEQRES  14 K  259  ARG PRO VAL CYS LYS ASP SER THR ARG ILE ARG ILE THR          
SEQRES  15 K  259  ASP ASN MET PHE CYS ALA GLY TYR LYS PRO ASP GLU GLY          
SEQRES  16 K  259  LYS ARG GLY ASP ALA CYS GLN GLY ASP SER GLY GLY PRO          
SEQRES  17 K  259  PHE VAL MET LYS SER PRO PHE ASN ASN ARG TRP TYR GLN          
SEQRES  18 K  259  MET GLY ILE VAL SER TRP GLY GLU GLY CYS ASP ARG ASP          
SEQRES  19 K  259  GLY LYS TYR GLY PHE TYR THR HIS VAL PHE ARG LEU LYS          
SEQRES  20 K  259  LYS TRP ILE GLN LYS VAL ILE ASP GLN PHE GLY GLU              
SEQRES   1 P   58  ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO          
SEQRES   2 P   58  CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS          
SEQRES   3 P   58  ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG          
SEQRES   4 P   58  ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET          
SEQRES   5 P   58  ARG THR CYS GLY GLY ALA                                      
SEQRES   1 Q   58  ARG PRO ASP PHE CYS LEU GLU PRO PRO TYR THR GLY PRO          
SEQRES   2 Q   58  CYS LYS ALA ARG ILE ILE ARG TYR PHE TYR ASN ALA LYS          
SEQRES   3 Q   58  ALA GLY LEU CYS GLN THR PHE VAL TYR GLY GLY CYS ARG          
SEQRES   4 Q   58  ALA LYS ARG ASN ASN PHE LYS SER ALA GLU ASP CYS MET          
SEQRES   5 Q   58  ARG THR CYS GLY GLY ALA                                      
FORMUL   7  HOH   *113(H2 O)                                                    
HELIX    1   1 GLU L    1C ASP L    1A 5                                   3    
HELIX    2   2 GLU L    8  LYS L   10  5                                   3    
HELIX    3   3 GLU L   14C TYR L   14J 1                                   8    
HELIX    4   4 ALA H   56  CYS H   58  5                                   3    
HELIX    5   5 PRO H   60C ASP H   60E 5                                   3    
HELIX    6   6 ARG H  126  LEU H  129C 1                                   7    
HELIX    7   7 ARG H  165  SER H  171  1                                   7    
HELIX    8   8 PRO H  186  GLU H  186B 5                                   3    
HELIX    9   9 VAL H  231  VAL H  241  1                                  11    
HELIX   10  10 GLU J    1C ASP J    1A 5                                   3    
HELIX   11  11 GLU J    8  LYS J   10  5                                   3    
HELIX   12  12 GLU J   14C TYR J   14J 1                                   8    
HELIX   13  13 ALA K   56  LEU K   59  5                                   4    
HELIX   14  14 PRO K   60C ASP K   60E 5                                   3    
HELIX   15  15 ARG K  126  LEU K  129C 1                                   7    
HELIX   16  16 ARG K  165  LYS K  169  1                                   5    
HELIX   17  17 PHE K  232  VAL K  241  5                                  10    
HELIX   18  18 ASP P    3  CYS P    5  5                                   3    
HELIX   19  19 ALA P   48  CYS P   55  1                                   8    
HELIX   20  20 ASP Q    3  LEU Q    6  5                                   4    
HELIX   21  21 ALA Q   48  CYS Q   55  1                                   8    
SHEET    1   A 4 LEU H  40  SER H  45  0                                        
SHEET    2   A 4 GLN H  30  ARG H  35 -1  N  ARG H  35   O  LEU H  40           
SHEET    3   A 4 LEU H  65  ILE H  68 -1  N  ARG H  67   O  MET H  32           
SHEET    4   A 4 LYS H  81  SER H  83 -1  N  SER H  83   O  VAL H  66           
SHEET    1   B 3 TRP H  51  THR H  54  0                                        
SHEET    2   B 3 ALA H 104  LEU H 108 -1  N  MET H 106   O  VAL H  52           
SHEET    3   B 3 LEU H  85  ILE H  90 -1  N  TYR H  89   O  LEU H 105           
SHEET    1   C 2 LYS H 135  GLY H 140  0                                        
SHEET    2   C 2 GLN H 156  PRO H 161 -1  N  LEU H 160   O  GLY H 136           
SHEET    1   D 4 MET H 180  ALA H 183  0                                        
SHEET    2   D 4 GLY H 226  HIS H 230 -1  N  TYR H 228   O  PHE H 181           
SHEET    3   D 4 TRP H 207  TRP H 215 -1  N  TRP H 215   O  PHE H 227           
SHEET    4   D 4 PRO H 198  LYS H 202 -1  N  MET H 201   O  TYR H 208           
SHEET    1   E 4 LEU K  41  SER K  45  0                                        
SHEET    2   E 4 GLN K  30  PHE K  34 -1  N  LEU K  33   O  CYS K  42           
SHEET    3   E 4 LEU K  65  ILE K  68 -1  N  ARG K  67   O  MET K  32           
SHEET    4   E 4 LYS K  81  SER K  83 -1  N  SER K  83   O  VAL K  66           
SHEET    1   F 3 TRP K  51  THR K  54  0                                        
SHEET    2   F 3 ALA K 104  LEU K 108 -1  N  MET K 106   O  VAL K  52           
SHEET    3   F 3 LEU K  85  ILE K  90 -1  N  TYR K  89   O  LEU K 105           
SHEET    1   G 2 LYS K 135  GLY K 140  0                                        
SHEET    2   G 2 GLN K 156  PRO K 161 -1  N  LEU K 160   O  GLY K 136           
SHEET    1   H 4 MET K 180  ALA K 183  0                                        
SHEET    2   H 4 GLY K 226  HIS K 230 -1  N  TYR K 228   O  PHE K 181           
SHEET    3   H 4 TRP K 207  TRP K 215 -1  N  TRP K 215   O  PHE K 227           
SHEET    4   H 4 PRO K 198  LYS K 202 -1  N  MET K 201   O  TYR K 208           
SHEET    1   I 2 ILE P  18  ASN P  24  0                                        
SHEET    2   I 2 LEU P  29  TYR P  35 -1  N  TYR P  35   O  ILE P  18           
SHEET    1   J 2 ILE Q  18  ASN Q  24  0                                        
SHEET    2   J 2 LEU Q  29  TYR Q  35 -1  N  TYR Q  35   O  ILE Q  18           
SSBOND   1 CYS L    1    CYS H  122                          1555   1555  2.01  
SSBOND   2 CYS H   42    CYS H   58                          1555   1555  2.02  
SSBOND   3 CYS H  168    CYS H  182                          1555   1555  2.02  
SSBOND   4 CYS H  191    CYS H  220                          1555   1555  2.03  
SSBOND   5 CYS J    1    CYS K  122                          1555   1555  2.02  
SSBOND   6 CYS K   42    CYS K   58                          1555   1555  2.02  
SSBOND   7 CYS K  168    CYS K  182                          1555   1555  2.02  
SSBOND   8 CYS K  191    CYS K  220                          1555   1555  2.01  
SSBOND   9 CYS P    5    CYS P   55                          1555   1555  2.02  
SSBOND  10 CYS P   14    CYS P   38                          1555   1555  2.03  
SSBOND  11 CYS P   30    CYS P   51                          1555   1555  2.02  
SSBOND  12 CYS Q    5    CYS Q   55                          1555   1555  2.03  
SSBOND  13 CYS Q   14    CYS Q   38                          1555   1555  2.03  
SSBOND  14 CYS Q   30    CYS Q   51                          1555   1555  2.01  
CISPEP   1 SER H   37    PRO H   37A         0        -0.44                     
CISPEP   2 SER K   37    PRO K   37A         0        -0.23                     
CRYST1   71.200   74.500   83.400  90.00  92.50  90.00 P 1 21 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      0.014045  0.000000  0.000613        0.00000                         
SCALE2      0.000000  0.013423  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012002        0.00000