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Database: PDB
Entry: 2PF1
LinkDB: 2PF1
Original site: 2PF1 
HEADER    HYDROLASE(SERINE PROTEINASE)            17-SEP-92   2PF1              
TITLE     STRUCTURE OF BOVINE PROTHROMBIN FRAGMENT 1 REFINED AT 2.25 ANGSTROMS  
TITLE    2 RESOLUTION                                                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTHROMBIN FRAGMENT 1;                                    
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BOS TAURUS;                                     
SOURCE   3 ORGANISM_COMMON: CATTLE;                                             
SOURCE   4 ORGANISM_TAXID: 9913                                                 
KEYWDS    HYDROLASE(SERINE PROTEINASE)                                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.P.SESHADRI,A.TULINSKY,E.SKRZYPCZAK-JANKUN,C.H.PARK                  
REVDAT   4   29-NOV-17 2PF1    1       HELIX                                    
REVDAT   3   24-FEB-09 2PF1    1       VERSN                                    
REVDAT   2   01-APR-03 2PF1    1       JRNL                                     
REVDAT   1   31-JAN-94 2PF1    0                                                
JRNL        AUTH   T.P.SESHADRI,A.TULINSKY,E.SKRZYPCZAK-JANKUN,C.H.PARK         
JRNL        TITL   STRUCTURE OF BOVINE PROTHROMBIN FRAGMENT 1 REFINED AT 2.25 A 
JRNL        TITL 2 RESOLUTION.                                                  
JRNL        REF    J.MOL.BIOL.                   V. 220   481 1991              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   1856869                                                      
JRNL        DOI    10.1016/0022-2836(91)90025-2                                 
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   A.TULINSKY,C.H.PARK,E.SKRZYPCZAK-JANKUN                      
REMARK   1  TITL   STRUCTURE OF PROTHROMBIN FRAGMENT 1 REFINED AT 2.8 ANGSTROMS 
REMARK   1  TITL 2 RESOLUTION                                                   
REMARK   1  REF    J.MOL.BIOL.                   V. 202   885 1988              
REMARK   1  REFN                   ISSN 0022-2836                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   C.H.PARK,A.TULINSKY                                          
REMARK   1  TITL   THREE-DIMENSIONAL STRUCTURE OF THE KRINGLE SEQUENCE:         
REMARK   1  TITL 2 STRUCTURE OF PROTHROMBIN FRAGMENT 1                          
REMARK   1  REF    BIOCHEMISTRY                  V.  25  3977 1986              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.80 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) : 2.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 5.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
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) : 0.175                           
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            : 947                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 164                                     
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 ; 0.014               
REMARK   3    ANGLE DISTANCE                  (A) : 0.040 ; 0.053               
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : 0.050 ; 0.054               
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : 0.020 ; 0.011               
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : 0.150 ; 0.207               
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : 0.500 ; 0.280               
REMARK   3    MULTIPLE TORSION                (A) : 0.500 ; 0.380               
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : 0.500 ; 0.320               
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : 3.000 ; 1.900               
REMARK   3    STAGGERED                 (DEGREES) : 15.000; 27.800              
REMARK   3    TRANSVERSE                (DEGREES) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND               (A**2) : 1.000 ; 0.590               
REMARK   3   MAIN-CHAIN ANGLE              (A**2) : 1.500 ; 1.070               
REMARK   3   SIDE-CHAIN BOND               (A**2) : 1.000 ; 0.790               
REMARK   3   SIDE-CHAIN ANGLE              (A**2) : 1.500 ; 1.120               
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2PF1 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_1000178458.                                   
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   (%): 65.43                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.56                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
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       42.60500            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       38.81000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       38.81000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       63.90750            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       38.81000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       38.81000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       21.30250            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       38.81000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       38.81000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       63.90750            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       38.81000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       38.81000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       21.30250            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       42.60500            
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: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
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     ALA A     1                                                      
REMARK 465     ASN A     2                                                      
REMARK 465     LYS A     3                                                      
REMARK 465     GLY A     4                                                      
REMARK 465     PHE A     5                                                      
REMARK 465     LEU A     6                                                      
REMARK 465     CGU A     7                                                      
REMARK 465     CGU A     8                                                      
REMARK 465     VAL A     9                                                      
REMARK 465     ARG A    10                                                      
REMARK 465     LYS A    11                                                      
REMARK 465     GLY A    12                                                      
REMARK 465     ASN A    13                                                      
REMARK 465     LEU A    14                                                      
REMARK 465     CGU A    15                                                      
REMARK 465     ARG A    16                                                      
REMARK 465     CGU A    17                                                      
REMARK 465     CYS A    18                                                      
REMARK 465     LEU A    19                                                      
REMARK 465     CGU A    20                                                      
REMARK 465     CGU A    21                                                      
REMARK 465     PRO A    22                                                      
REMARK 465     CYS A    23                                                      
REMARK 465     SER A    24                                                      
REMARK 465     ARG A    25                                                      
REMARK 465     CGU A    26                                                      
REMARK 465     CGU A    27                                                      
REMARK 465     ALA A    28                                                      
REMARK 465     PHE A    29                                                      
REMARK 465     CGU A    30                                                      
REMARK 465     ALA A    31                                                      
REMARK 465     LEU A    32                                                      
REMARK 465     CGU A    33                                                      
REMARK 465     SER A    34                                                      
REMARK 465     LEU A    35                                                      
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   O    ARG A   111     O    GLU A   112              1.57            
REMARK 500   OD1  ASN A   101     CB   THR A   103              2.04            
REMARK 500   O    VAL A   143     OD2  ASP A   147              2.09            
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   OE1  GLU A   138     NH2  ARG A   156     3554     2.01            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    GLY A  71   N     GLY A  71   CA      0.090                       
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    SER A  50   CA  -  C   -  N   ANGL. DEV. =  13.9 DEGREES          
REMARK 500    SER A  50   O   -  C   -  N   ANGL. DEV. = -10.5 DEGREES          
REMARK 500    ARG A  52   CD  -  NE  -  CZ  ANGL. DEV. =  -9.6 DEGREES          
REMARK 500    ARG A  52   NE  -  CZ  -  NH2 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG A  55   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500    GLU A  56   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.2 DEGREES          
REMARK 500    LEU A  58   CA  -  CB  -  CG  ANGL. DEV. =  14.1 DEGREES          
REMARK 500    ALA A  67   CB  -  CA  -  C   ANGL. DEV. = -11.5 DEGREES          
REMARK 500    MET A  72   CB  -  CA  -  C   ANGL. DEV. =  18.8 DEGREES          
REMARK 500    TYR A  74   CB  -  CG  -  CD1 ANGL. DEV. =  -5.1 DEGREES          
REMARK 500    ARG A  75   CD  -  NE  -  CZ  ANGL. DEV. =  15.9 DEGREES          
REMARK 500    ARG A  75   NE  -  CZ  -  NH1 ANGL. DEV. =  -4.2 DEGREES          
REMARK 500    VAL A  78   CB  -  CA  -  C   ANGL. DEV. =  14.0 DEGREES          
REMARK 500    ARG A  82   NH1 -  CZ  -  NH2 ANGL. DEV. =   9.3 DEGREES          
REMARK 500    ARG A  82   NE  -  CZ  -  NH1 ANGL. DEV. =  -5.5 DEGREES          
REMARK 500    ARG A  82   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.3 DEGREES          
REMARK 500    GLU A  86   OE1 -  CD  -  OE2 ANGL. DEV. = -12.8 DEGREES          
REMARK 500    GLU A  86   CG  -  CD  -  OE2 ANGL. DEV. =  17.3 DEGREES          
REMARK 500    ARG A  91   N   -  CA  -  CB  ANGL. DEV. =  15.3 DEGREES          
REMARK 500    ARG A  91   CD  -  NE  -  CZ  ANGL. DEV. =  17.3 DEGREES          
REMARK 500    ARG A  91   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ARG A  93   NE  -  CZ  -  NH1 ANGL. DEV. =   6.1 DEGREES          
REMARK 500    ARG A  93   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.7 DEGREES          
REMARK 500    TYR A  94   CB  -  CG  -  CD2 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    GLU A  99   N   -  CA  -  CB  ANGL. DEV. =  12.2 DEGREES          
REMARK 500    GLU A  99   OE1 -  CD  -  OE2 ANGL. DEV. =   9.1 DEGREES          
REMARK 500    GLU A  99   CG  -  CD  -  OE1 ANGL. DEV. = -15.1 DEGREES          
REMARK 500    THR A 103   N   -  CA  -  CB  ANGL. DEV. = -15.1 DEGREES          
REMARK 500    GLY A 107   CA  -  C   -  O   ANGL. DEV. =  11.3 DEGREES          
REMARK 500    ALA A 108   C   -  N   -  CA  ANGL. DEV. =  17.1 DEGREES          
REMARK 500    ALA A 108   N   -  CA  -  CB  ANGL. DEV. =  -8.5 DEGREES          
REMARK 500    ASP A 109   CA  -  CB  -  CG  ANGL. DEV. =  14.2 DEGREES          
REMARK 500    ARG A 111   CD  -  NE  -  CZ  ANGL. DEV. = -11.7 DEGREES          
REMARK 500    ARG A 111   NE  -  CZ  -  NH1 ANGL. DEV. =  -6.2 DEGREES          
REMARK 500    ARG A 116   NE  -  CZ  -  NH2 ANGL. DEV. =   4.3 DEGREES          
REMARK 500    ASN A 117   C   -  N   -  CA  ANGL. DEV. =  15.9 DEGREES          
REMARK 500    ILE A 122   CB  -  CA  -  C   ANGL. DEV. =  13.1 DEGREES          
REMARK 500    TYR A 128   CB  -  CG  -  CD1 ANGL. DEV. =   5.6 DEGREES          
REMARK 500    THR A 129   CA  -  CB  -  OG1 ANGL. DEV. = -17.9 DEGREES          
REMARK 500    ARG A 135   CD  -  NE  -  CZ  ANGL. DEV. = -11.5 DEGREES          
REMARK 500    ARG A 135   NE  -  CZ  -  NH2 ANGL. DEV. =   4.6 DEGREES          
REMARK 500    ARG A 136   CD  -  NE  -  CZ  ANGL. DEV. =  17.9 DEGREES          
REMARK 500    GLU A 137   N   -  CA  -  CB  ANGL. DEV. =  14.6 DEGREES          
REMARK 500    GLU A 137   CA  -  CB  -  CG  ANGL. DEV. =  18.8 DEGREES          
REMARK 500    GLU A 137   OE1 -  CD  -  OE2 ANGL. DEV. =  -9.8 DEGREES          
REMARK 500    GLU A 137   CG  -  CD  -  OE2 ANGL. DEV. =  17.6 DEGREES          
REMARK 500    VAL A 141   CB  -  CA  -  C   ANGL. DEV. =  14.2 DEGREES          
REMARK 500    VAL A 143   CA  -  CB  -  CG1 ANGL. DEV. =   9.1 DEGREES          
REMARK 500    ASP A 147   CB  -  CG  -  OD1 ANGL. DEV. =  -7.5 DEGREES          
REMARK 500    ASP A 147   CB  -  CG  -  OD2 ANGL. DEV. =   7.2 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      55 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    ALA A  37      -80.44    151.40                                   
REMARK 500    SER A  50      -93.42    -68.77                                   
REMARK 500    ALA A  51       67.74    -48.29                                   
REMARK 500    ASN A  53      -79.59    -64.02                                   
REMARK 500    ASN A  65      -29.08   -162.25                                   
REMARK 500    VAL A  70      143.06    -32.34                                   
REMARK 500    TYR A  74      110.96    177.20                                   
REMARK 500    ASN A  77       64.50   -177.03                                   
REMARK 500    SER A  92      104.73    -51.50                                   
REMARK 500    ARG A  93       65.02   -111.18                                   
REMARK 500    SER A 102        2.39    -42.66                                   
REMARK 500    THR A 104      -15.96    177.70                                   
REMARK 500    ALA A 108      145.09    -35.57                                   
REMARK 500    ASP A 109       78.20   -101.50                                   
REMARK 500    GLU A 112      135.94     14.39                                   
REMARK 500    ASN A 113       25.55      2.99                                   
REMARK 500    ASN A 117       64.46   -164.23                                   
REMARK 500    ASP A 119      -86.63    -88.42                                   
REMARK 500    ARG A 148     -157.26   -159.67                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
DBREF  2PF1 A    1   156  UNP    P00735   THRB_BOVIN      44    199             
SEQADV 2PF1 CGU A    7  UNP  P00735    GLU    50 CONFLICT                       
SEQADV 2PF1 CGU A    8  UNP  P00735    GLU    51 CONFLICT                       
SEQADV 2PF1 CGU A   15  UNP  P00735    GLU    58 CONFLICT                       
SEQADV 2PF1 CGU A   17  UNP  P00735    GLU    60 CONFLICT                       
SEQADV 2PF1 CGU A   20  UNP  P00735    GLU    63 CONFLICT                       
SEQADV 2PF1 CGU A   21  UNP  P00735    GLU    64 CONFLICT                       
SEQADV 2PF1 CGU A   26  UNP  P00735    GLU    69 CONFLICT                       
SEQADV 2PF1 CGU A   27  UNP  P00735    GLU    70 CONFLICT                       
SEQADV 2PF1 CGU A   30  UNP  P00735    GLU    73 CONFLICT                       
SEQADV 2PF1 CGU A   33  UNP  P00735    GLU    76 CONFLICT                       
SEQRES   1 A  156  ALA ASN LYS GLY PHE LEU CGU CGU VAL ARG LYS GLY ASN          
SEQRES   2 A  156  LEU CGU ARG CGU CYS LEU CGU CGU PRO CYS SER ARG CGU          
SEQRES   3 A  156  CGU ALA PHE CGU ALA LEU CGU SER LEU SER ALA THR ASP          
SEQRES   4 A  156  ALA PHE TRP ALA LYS TYR THR ALA CYS GLU SER ALA ARG          
SEQRES   5 A  156  ASN PRO ARG GLU LYS LEU ASN GLU CYS LEU GLU GLY ASN          
SEQRES   6 A  156  CYS ALA GLU GLY VAL GLY MET ASN TYR ARG GLY ASN VAL          
SEQRES   7 A  156  SER VAL THR ARG SER GLY ILE GLU CYS GLN LEU TRP ARG          
SEQRES   8 A  156  SER ARG TYR PRO HIS LYS PRO GLU ILE ASN SER THR THR          
SEQRES   9 A  156  HIS PRO GLY ALA ASP LEU ARG GLU ASN PHE CYS ARG ASN          
SEQRES  10 A  156  PRO ASP GLY SER ILE THR GLY PRO TRP CYS TYR THR THR          
SEQRES  11 A  156  SER PRO THR LEU ARG ARG GLU GLU CYS SER VAL PRO VAL          
SEQRES  12 A  156  CYS GLY GLN ASP ARG VAL THR VAL GLU VAL ILE PRO ARG          
FORMUL   2  HOH   *164(H2 O)                                                    
HELIX    1  A1 ASP A   39  ALA A   47  1                                   9    
HELIX    2  A2 ARG A   55  LEU A   62  1                                   8    
SHEET    1  B1 2 SER A  79  THR A  81  0                                        
SHEET    2  B1 2 ILE A  85  CYS A  87 -1                                        
SHEET    1  B2 2 GLN A  88  TRP A  90  0                                        
SHEET    2  B2 2 ARG A 111  ASN A 113 -1                                        
SHEET    1  B3 2 CYS A 127  THR A 129  0                                        
SHEET    2  B3 2 ARG A 136  GLU A 138 -1                                        
SHEET    1  B4 2 VAL A 141  PRO A 142  0                                        
SHEET    2  B4 2 VAL A 149  THR A 150 -1                                        
SSBOND   1 CYS A   48    CYS A   61                          1555   1555  2.05  
SSBOND   2 CYS A   66    CYS A  144                          1555   1555  2.07  
SSBOND   3 CYS A   87    CYS A  127                          1555   1555  1.96  
SSBOND   4 CYS A  115    CYS A  139                          1555   1555  1.96  
CISPEP   1 TYR A   94    PRO A   95          0         0.19                     
CRYST1   77.620   77.620   85.210  90.00  90.00  90.00 P 43 21 2     8          
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      0.012883  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.012883  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011736        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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