HEADER    TRANSFERASE                             07-JUN-00   1F4D              
TITLE     CRYSTAL STRUCTURE OF E. COLI THYMIDYLATE SYNTHASE C146S, L143C        
TITLE    2 COVALENTLY MODIFIED AT C143 WITH N-[TOSYL-D-PROLINYL]AMINO-          
TITLE    3 ETHANETHIOL                                                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: THYMIDYLATE SYNTHASE;                                      
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 EC: 2.1.1.45;                                                        
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: C2913;                                     
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PTHYAWT                                   
KEYWDS    CRYSTAL STRUCTURE OF E. COLI THYMIDYLATE SYNTHASE C146S, L143C        
KEYWDS   2 COVALENTLY MODIFIED AT C143 WITH N-[TOSYL-D-PROLINYL]AMINO-          
KEYWDS   3 ETHANETHIOL, TRANSFERASE                                             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    D.A.ERLANSON,A.C.BRAISTED,D.R.RAPHAEL,M.RANDAL,R.M.STROUD,E.GORDON,   
AUTHOR   2 J.A.WELLS                                                            
REVDAT  10   09-OCT-24 1F4D    1       REMARK                                   
REVDAT   9   03-NOV-21 1F4D    1       REMARK SEQADV LINK                       
REVDAT   8   28-FEB-18 1F4D    1       REMARK                                   
REVDAT   7   31-JAN-18 1F4D    1       REMARK                                   
REVDAT   6   04-OCT-17 1F4D    1       REMARK                                   
REVDAT   5   13-JUL-11 1F4D    1       VERSN                                    
REVDAT   4   24-FEB-09 1F4D    1       VERSN                                    
REVDAT   3   01-APR-03 1F4D    1       JRNL                                     
REVDAT   2   29-NOV-00 1F4D    1       JRNL                                     
REVDAT   1   22-JUN-00 1F4D    0                                                
JRNL        AUTH   D.A.ERLANSON,A.C.BRAISTED,D.R.RAPHAEL,M.RANDAL,R.M.STROUD,   
JRNL        AUTH 2 E.M.GORDON,J.A.WELLS                                         
JRNL        TITL   SITE-DIRECTED LIGAND DISCOVERY.                              
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V.  97  9367 2000              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   10944209                                                     
JRNL        DOI    10.1073/PNAS.97.17.9367                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.15 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.15                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 32045                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.200                           
REMARK   3   R VALUE            (WORKING SET) : 0.196                           
REMARK   3   FREE R VALUE                     : 0.267                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1609                            
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4302                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 74                                      
REMARK   3   SOLVENT ATOMS            : 297                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 27.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 37.80                          
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 OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.270         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.230         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.180         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.180         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : 0.014 ; 0.020               
REMARK   3    ANGLE DISTANCE                  (A) : 0.040 ; 0.040               
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : 0.047 ; 0.050               
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : NULL  ; NULL                
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : 0.141 ; 0.150               
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : 0.185 ; 0.300               
REMARK   3    MULTIPLE TORSION                (A) : 0.250 ; 0.300               
REMARK   3    H-BOND (X...Y)                  (A) : 0.158 ; 0.300               
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : 0.000 ; 15.000              
REMARK   3    PLANAR                    (DEGREES) : 4.800 ; 7.000               
REMARK   3    STAGGERED                 (DEGREES) : 16.600; 15.000              
REMARK   3    TRANSVERSE                (DEGREES) : 28.500; 20.000              
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 1.900 ; 2.000                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 1.980 ; 3.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 2.200 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 3.280 ; 3.000                
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1F4D COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-JUN-00.                  
REMARK 100 THE DEPOSITION ID IS D_1000011227.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 17-APR-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RUH3R                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : R-AXIS                             
REMARK 200  DATA SCALING SOFTWARE          : D*TREK                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 32045                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.150                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 10.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.7                               
REMARK 200  DATA REDUNDANCY                : 2.430                              
REMARK 200  R MERGE                    (I) : 0.08100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 12.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.15                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.22                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 92.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.26                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.28600                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 4.500                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: AMORE                                                 
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): 2.50                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.0 M AMMONIUM SULPHATE, 20 MM           
REMARK 280  POTASSIUM PHOSPHATE, 0.2 M EDTA, PH 7.0, VAPOR DIFFUSION,           
REMARK 280  HANGING DROP, TEMPERATURE 20.0K, TEMPERATURE 293.0K                 
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 63                             
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z                                                
REMARK 290       3555   -X+Y,-X,Z                                               
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/2                                            
REMARK 290       6555   X-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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       33.56000            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       33.56000            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       33.56000            
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 300 REMARK: THE ASYMMETRIC UNIT CONTAINS THE BIOLOGICALLY RELEVANT       
REMARK 300 HOMODIMER                                                            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 7210 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 20410 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -76.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
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 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    HOH A   561     O    HOH A   658              2.12            
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 A  13   CB  -  CG  -  OD1 ANGL. DEV. =   5.5 DEGREES          
REMARK 500    ASP A  13   CB  -  CG  -  OD2 ANGL. DEV. =  -8.3 DEGREES          
REMARK 500    LYS A  18   CA  -  CB  -  CG  ANGL. DEV. =  28.2 DEGREES          
REMARK 500    ARG A  21   NE  -  CZ  -  NH1 ANGL. DEV. =   3.5 DEGREES          
REMARK 500    ARG A  49   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.9 DEGREES          
REMARK 500    ARG A  49   NE  -  CZ  -  NH2 ANGL. DEV. =   4.9 DEGREES          
REMARK 500    ARG A  53   CD  -  NE  -  CZ  ANGL. DEV. =  11.5 DEGREES          
REMARK 500    ASP A  66   CB  -  CG  -  OD2 ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    TYR A  71   CB  -  CG  -  CD1 ANGL. DEV. =  -3.9 DEGREES          
REMARK 500    HIS A  73   CB  -  CA  -  C   ANGL. DEV. =  17.5 DEGREES          
REMARK 500    HIS A  73   CA  -  CB  -  CG  ANGL. DEV. =  29.4 DEGREES          
REMARK 500    HIS A  73   CB  -  CG  -  CD2 ANGL. DEV. =  15.3 DEGREES          
REMARK 500    HIS A  73   CB  -  CG  -  CD2 ANGL. DEV. =   8.4 DEGREES          
REMARK 500    HIS A  73   CB  -  CG  -  ND1 ANGL. DEV. = -14.4 DEGREES          
REMARK 500    HIS A  73   CB  -  CG  -  ND1 ANGL. DEV. = -11.9 DEGREES          
REMARK 500    TRP A  83   CA  -  CB  -  CG  ANGL. DEV. = -13.7 DEGREES          
REMARK 500    ASP A  85   CB  -  CG  -  OD1 ANGL. DEV. =   6.5 DEGREES          
REMARK 500    ARG A  99   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500    ARG A 107   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ASP A 122   CB  -  CG  -  OD2 ANGL. DEV. =   7.0 DEGREES          
REMARK 500    ARG A 126   NH1 -  CZ  -  NH2 ANGL. DEV. =  12.3 DEGREES          
REMARK 500    ARG A 126   NE  -  CZ  -  NH2 ANGL. DEV. = -10.2 DEGREES          
REMARK 500    ARG A 127   NE  -  CZ  -  NH1 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    ARG A 127   NE  -  CZ  -  NH2 ANGL. DEV. =  -7.3 DEGREES          
REMARK 500    GLU A 137   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.4 DEGREES          
REMARK 500    ASP A 139   CB  -  CG  -  OD2 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    TYR A 153   CB  -  CG  -  CD2 ANGL. DEV. =  -4.5 DEGREES          
REMARK 500    ARG A 166   NH1 -  CZ  -  NH2 ANGL. DEV. =   7.2 DEGREES          
REMARK 500    ARG A 166   NE  -  CZ  -  NH2 ANGL. DEV. =  -6.8 DEGREES          
REMARK 500    GLU A 195   OE1 -  CD  -  OE2 ANGL. DEV. =  -8.9 DEGREES          
REMARK 500    PHE A 199   CB  -  CG  -  CD2 ANGL. DEV. =  -4.5 DEGREES          
REMARK 500    ARG A 225   CD  -  NE  -  CZ  ANGL. DEV. =  11.1 DEGREES          
REMARK 500    ARG A 225   NE  -  CZ  -  NH1 ANGL. DEV. =   4.0 DEGREES          
REMARK 500    ARG A 225   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.8 DEGREES          
REMARK 500    ARG A 234   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.3 DEGREES          
REMARK 500    ARG B  21   NE  -  CZ  -  NH1 ANGL. DEV. =   3.9 DEGREES          
REMARK 500    SER B  28   N   -  CA  -  CB  ANGL. DEV. = -11.4 DEGREES          
REMARK 500    ARG B  35   CD  -  NE  -  CZ  ANGL. DEV. =  15.7 DEGREES          
REMARK 500    VAL B  45   CA  -  CB  -  CG1 ANGL. DEV. =   9.2 DEGREES          
REMARK 500    ARG B  49   CD  -  NE  -  CZ  ANGL. DEV. =  12.1 DEGREES          
REMARK 500    ARG B  49   NH1 -  CZ  -  NH2 ANGL. DEV. =  -7.7 DEGREES          
REMARK 500    ARG B  49   NE  -  CZ  -  NH2 ANGL. DEV. =   5.2 DEGREES          
REMARK 500    ARG B  53   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.3 DEGREES          
REMARK 500    GLU B  86   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.8 DEGREES          
REMARK 500    ARG B  99   NE  -  CZ  -  NH1 ANGL. DEV. =  -6.9 DEGREES          
REMARK 500    ARG B 107   CD  -  NE  -  CZ  ANGL. DEV. =  16.6 DEGREES          
REMARK 500    ARG B 126   NH1 -  CZ  -  NH2 ANGL. DEV. =   9.7 DEGREES          
REMARK 500    ARG B 126   NE  -  CZ  -  NH2 ANGL. DEV. =  -8.0 DEGREES          
REMARK 500    ARG B 127   NH1 -  CZ  -  NH2 ANGL. DEV. =  -7.7 DEGREES          
REMARK 500    ARG B 127   NE  -  CZ  -  NH1 ANGL. DEV. =   8.1 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      62 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    LYS A  18     -159.70   -144.94                                   
REMARK 500    ASP A  20     -164.98   -106.34                                   
REMARK 500    TYR A  94      -73.73    -12.28                                   
REMARK 500    ALA A 100       72.87   -154.23                                   
REMARK 500    PRO A 228     -179.36    -56.17                                   
REMARK 500    ILE B  69       21.32    -79.43                                   
REMARK 500    TYR B  94      -72.52    -22.36                                   
REMARK 500    ALA B 100       53.87   -153.63                                   
REMARK 500    ASP B 105       33.57    -85.89                                   
REMARK 500    SER B 125      151.87    -43.49                                   
REMARK 500    ASP B 156       43.73     39.76                                   
REMARK 500    ASN B 211       31.25    -91.77                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER                 
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    GLN A 118        -14.69                                           
REMARK 500    SER A 210        -11.57                                           
REMARK 500    ASP B  40        -10.64                                           
REMARK 500    TRP B  61        -11.96                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 511                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 512                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 513                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 514                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TP2 A 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TP2 B 402                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 501                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B 502                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1F4B   RELATED DB: PDB                                   
REMARK 900 1F4B CONTAINS THE SAME PROTEIN                                       
REMARK 900 RELATED ID: 1F4C   RELATED DB: PDB                                   
REMARK 900 1F4C CONTAINS THE SAME PROTEIN COVALENTLY MODIFIED AT C146 WITH N-   
REMARK 900 [TOSYL-D-PROLINYL]AMINO-ETHANETHIOL                                  
REMARK 900 RELATED ID: 1F4E   RELATED DB: PDB                                   
REMARK 900 1F4E CONTAINS THE SAME PROTEIN COMPLEXED WITH TOSYL-D-PROLINE        
REMARK 900 RELATED ID: 1F4F   RELATED DB: PDB                                   
REMARK 900 1F4F CONTAINS THE SAME PROTEIN COMPLEXED WITH SP-722                 
REMARK 900 RELATED ID: 1F4G   RELATED DB: PDB                                   
REMARK 900 1F4G CONTAINS THE SAME PROTEIN COMPLEXED WITH SP-876                 
DBREF  1F4D A    1   264  UNP    P0A884   TYSY_ECOLI       1    264             
DBREF  1F4D B    1   264  UNP    P0A884   TYSY_ECOLI       1    264             
SEQADV 1F4D CXM A    1  UNP  P0A884    MET     1 ENGINEERED MUTATION            
SEQADV 1F4D CYS A  143  UNP  P0A884    LEU   143 ENGINEERED MUTATION            
SEQADV 1F4D SER A  146  UNP  P0A884    CYS   146 ENGINEERED MUTATION            
SEQADV 1F4D CXM B    1  UNP  P0A884    MET     1 ENGINEERED MUTATION            
SEQADV 1F4D CYS B  143  UNP  P0A884    LEU   143 ENGINEERED MUTATION            
SEQADV 1F4D SER B  146  UNP  P0A884    CYS   146 ENGINEERED MUTATION            
SEQRES   1 A  264  CXM LYS GLN TYR LEU GLU LEU MET GLN LYS VAL LEU ASP          
SEQRES   2 A  264  GLU GLY THR GLN LYS ASN ASP ARG THR GLY THR GLY THR          
SEQRES   3 A  264  LEU SER ILE PHE GLY HIS GLN MET ARG PHE ASN LEU GLN          
SEQRES   4 A  264  ASP GLY PHE PRO LEU VAL THR THR LYS ARG CYS HIS LEU          
SEQRES   5 A  264  ARG SER ILE ILE HIS GLU LEU LEU TRP PHE LEU GLN GLY          
SEQRES   6 A  264  ASP THR ASN ILE ALA TYR LEU HIS GLU ASN ASN VAL THR          
SEQRES   7 A  264  ILE TRP ASP GLU TRP ALA ASP GLU ASN GLY ASP LEU GLY          
SEQRES   8 A  264  PRO VAL TYR GLY LYS GLN TRP ARG ALA TRP PRO THR PRO          
SEQRES   9 A  264  ASP GLY ARG HIS ILE ASP GLN ILE THR THR VAL LEU ASN          
SEQRES  10 A  264  GLN LEU LYS ASN ASP PRO ASP SER ARG ARG ILE ILE VAL          
SEQRES  11 A  264  SER ALA TRP ASN VAL GLY GLU LEU ASP LYS MET ALA CYS          
SEQRES  12 A  264  ALA PRO SER HIS ALA PHE PHE GLN PHE TYR VAL ALA ASP          
SEQRES  13 A  264  GLY LYS LEU SER CYS GLN LEU TYR GLN ARG SER CYS ASP          
SEQRES  14 A  264  VAL PHE LEU GLY LEU PRO PHE ASN ILE ALA SER TYR ALA          
SEQRES  15 A  264  LEU LEU VAL HIS MET MET ALA GLN GLN CYS ASP LEU GLU          
SEQRES  16 A  264  VAL GLY ASP PHE VAL TRP THR GLY GLY ASP THR HIS LEU          
SEQRES  17 A  264  TYR SER ASN HIS MET ASP GLN THR HIS LEU GLN LEU SER          
SEQRES  18 A  264  ARG GLU PRO ARG PRO LEU PRO LYS LEU ILE ILE LYS ARG          
SEQRES  19 A  264  LYS PRO GLU SER ILE PHE ASP TYR ARG PHE GLU ASP PHE          
SEQRES  20 A  264  GLU ILE GLU GLY TYR ASP PRO HIS PRO GLY ILE LYS ALA          
SEQRES  21 A  264  PRO VAL ALA ILE                                              
SEQRES   1 B  264  CXM LYS GLN TYR LEU GLU LEU MET GLN LYS VAL LEU ASP          
SEQRES   2 B  264  GLU GLY THR GLN LYS ASN ASP ARG THR GLY THR GLY THR          
SEQRES   3 B  264  LEU SER ILE PHE GLY HIS GLN MET ARG PHE ASN LEU GLN          
SEQRES   4 B  264  ASP GLY PHE PRO LEU VAL THR THR LYS ARG CYS HIS LEU          
SEQRES   5 B  264  ARG SER ILE ILE HIS GLU LEU LEU TRP PHE LEU GLN GLY          
SEQRES   6 B  264  ASP THR ASN ILE ALA TYR LEU HIS GLU ASN ASN VAL THR          
SEQRES   7 B  264  ILE TRP ASP GLU TRP ALA ASP GLU ASN GLY ASP LEU GLY          
SEQRES   8 B  264  PRO VAL TYR GLY LYS GLN TRP ARG ALA TRP PRO THR PRO          
SEQRES   9 B  264  ASP GLY ARG HIS ILE ASP GLN ILE THR THR VAL LEU ASN          
SEQRES  10 B  264  GLN LEU LYS ASN ASP PRO ASP SER ARG ARG ILE ILE VAL          
SEQRES  11 B  264  SER ALA TRP ASN VAL GLY GLU LEU ASP LYS MET ALA CYS          
SEQRES  12 B  264  ALA PRO SER HIS ALA PHE PHE GLN PHE TYR VAL ALA ASP          
SEQRES  13 B  264  GLY LYS LEU SER CYS GLN LEU TYR GLN ARG SER CYS ASP          
SEQRES  14 B  264  VAL PHE LEU GLY LEU PRO PHE ASN ILE ALA SER TYR ALA          
SEQRES  15 B  264  LEU LEU VAL HIS MET MET ALA GLN GLN CYS ASP LEU GLU          
SEQRES  16 B  264  VAL GLY ASP PHE VAL TRP THR GLY GLY ASP THR HIS LEU          
SEQRES  17 B  264  TYR SER ASN HIS MET ASP GLN THR HIS LEU GLN LEU SER          
SEQRES  18 B  264  ARG GLU PRO ARG PRO LEU PRO LYS LEU ILE ILE LYS ARG          
SEQRES  19 B  264  LYS PRO GLU SER ILE PHE ASP TYR ARG PHE GLU ASP PHE          
SEQRES  20 B  264  GLU ILE GLU GLY TYR ASP PRO HIS PRO GLY ILE LYS ALA          
SEQRES  21 B  264  PRO VAL ALA ILE                                              
MODRES 1F4D CXM A    1  MET  N-CARBOXYMETHIONINE                                
MODRES 1F4D CXM B    1  MET  N-CARBOXYMETHIONINE                                
HET    CXM  A   1      11                                                       
HET    CXM  B   1      11                                                       
HET    SO4  A 511       5                                                       
HET    SO4  A 512       5                                                       
HET    TP2  A 401      21                                                       
HET    GOL  A 501       6                                                       
HET    SO4  B 513       5                                                       
HET    SO4  B 514       5                                                       
HET    TP2  B 402      21                                                       
HET    GOL  B 502       6                                                       
HETNAM     CXM N-CARBOXYMETHIONINE                                              
HETNAM     SO4 SULFATE ION                                                      
HETNAM     TP2 N-[TOSYL-D-PROLINYL]AMINO-ETHANETHIOL                            
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   1  CXM    2(C6 H11 N O4 S)                                             
FORMUL   3  SO4    4(O4 S 2-)                                                   
FORMUL   5  TP2    2(C14 H20 N2 O3 S2)                                          
FORMUL   6  GOL    2(C3 H8 O3)                                                  
FORMUL  11  HOH   *297(H2 O)                                                    
HELIX    1   1 LYS A    2  GLY A   15  1                                  14    
HELIX    2   2 GLN A   39  GLY A   41  5                                   3    
HELIX    3   3 HIS A   51  GLY A   65  1                                  15    
HELIX    4   4 ILE A   69  ASN A   75  1                                   7    
HELIX    5   5 TRP A   80  ALA A   84  5                                   5    
HELIX    6   6 VAL A   93  ALA A  100  1                                   8    
HELIX    7   7 ASP A  110  ASP A  122  1                                  13    
HELIX    8   8 GLU A  137  MET A  141  5                                   5    
HELIX    9   9 GLY A  173  CYS A  192  1                                  20    
HELIX   10  10 HIS A  212  SER A  221  1                                  10    
HELIX   11  11 SER A  238  TYR A  242  5                                   5    
HELIX   12  12 ARG A  243  GLU A  245  5                                   3    
HELIX   13  13 LYS B    2  GLY B   15  1                                  14    
HELIX   14  14 LEU B   52  GLN B   64  1                                  13    
HELIX   15  15 ILE B   69  ASN B   75  1                                   7    
HELIX   16  16 TRP B   80  ALA B   84  5                                   5    
HELIX   17  17 VAL B   93  ALA B  100  1                                   8    
HELIX   18  18 ASP B  110  ASP B  122  1                                  13    
HELIX   19  19 ASN B  134  MET B  141  5                                   8    
HELIX   20  20 GLY B  173  CYS B  192  1                                  20    
HELIX   21  21 HIS B  212  SER B  221  1                                  10    
HELIX   22  22 SER B  238  TYR B  242  5                                   5    
HELIX   23  23 ARG B  243  GLU B  245  5                                   3    
SHEET    1   A 6 THR A  16  LYS A  18  0                                        
SHEET    2   A 6 THR A  26  ASN A  37 -1  O  THR A  26   N  LYS A  18           
SHEET    3   A 6 GLU A 195  TYR A 209 -1  N  PHE A 199   O  PHE A  36           
SHEET    4   A 6 LYS A 158  ASP A 169  1  O  LEU A 159   N  GLY A 197           
SHEET    5   A 6 HIS A 147  ALA A 155 -1  N  ALA A 148   O  TYR A 164           
SHEET    6   A 6 ILE A 129  SER A 131 -1  O  VAL A 130   N  PHE A 150           
SHEET    1   B 2 TRP A 101  PRO A 102  0                                        
SHEET    2   B 2 HIS A 108  ILE A 109 -1  N  ILE A 109   O  TRP A 101           
SHEET    1   C 2 LYS A 229  ILE A 232  0                                        
SHEET    2   C 2 PHE A 247  GLU A 250 -1  O  GLU A 248   N  ILE A 231           
SHEET    1   D 6 THR B  16  ASN B  19  0                                        
SHEET    2   D 6 GLY B  25  ASN B  37 -1  O  THR B  26   N  LYS B  18           
SHEET    3   D 6 GLU B 195  TYR B 209 -1  N  PHE B 199   O  PHE B  36           
SHEET    4   D 6 LYS B 158  ASP B 169  1  O  LEU B 159   N  GLY B 197           
SHEET    5   D 6 HIS B 147  ALA B 155 -1  N  ALA B 148   O  TYR B 164           
SHEET    6   D 6 ILE B 129  SER B 131 -1  O  VAL B 130   N  PHE B 150           
SHEET    1   E 2 TRP B 101  PRO B 102  0                                        
SHEET    2   E 2 HIS B 108  ILE B 109 -1  N  ILE B 109   O  TRP B 101           
SHEET    1   F 2 LYS B 229  ILE B 232  0                                        
SHEET    2   F 2 PHE B 247  GLU B 250 -1  O  GLU B 248   N  ILE B 231           
LINK         C   CXM A   1                 N   LYS A   2     1555   1555  1.31  
LINK         SG  CYS A 143                 S1  TP2 A 401     1555   1555  2.04  
LINK         C   CXM B   1                 N   LYS B   2     1555   1555  1.32  
LINK         SG  CYS B 143                 S1  TP2 B 402     1555   1555  2.09  
SITE     1 AC1  6 HIS A  51  LEU A  52  ARG A  53  HOH A 641                    
SITE     2 AC1  6 HOH A 647  HOH A 655                                          
SITE     1 AC2  4 GLU A 223  ARG A 225  HIS A 255  HOH A 640                    
SITE     1 AC3  4 HIS B  51  LEU B  52  ARG B  53  HOH B 599                    
SITE     1 AC4  5 ARG A 243  ARG B 107  HIS B 108  HOH B 561                    
SITE     2 AC4  5 HOH B 577                                                     
SITE     1 AC5 10 GLU A  58  ILE A  79  TRP A  80  TRP A  83                    
SITE     2 AC5 10 CYS A 143  ASN A 177  HOH A 525  HOH A 579                    
SITE     3 AC5 10 HOH A 598  HOH A 673                                          
SITE     1 AC6 10 GLU B  58  ILE B  79  TRP B  80  TRP B  83                    
SITE     2 AC6 10 CYS B 143  ASN B 177  HOH B 544  HOH B 549                    
SITE     3 AC6 10 HOH B 560  HOH B 576                                          
SITE     1 AC7  6 ARG A  21  ARG A 166  SER A 167  HOH A 684                    
SITE     2 AC7  6 ARG B 126  ARG B 127                                          
SITE     1 AC8  3 ARG A 126  ARG B  21  ARG B 166                               
CRYST1  126.330  126.330   67.120  90.00  90.00 120.00 P 63         12          
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      0.007920  0.004570  0.000000        0.00000                         
SCALE2      0.000000  0.009140  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014900        0.00000                         
HETATM    1  N   CXM A   1      22.086  20.574  49.192  1.00 26.62           N  
HETATM    2  CA  CXM A   1      23.379  20.913  49.663  1.00 26.66           C  
HETATM    3  CB  CXM A   1      24.504  20.608  48.621  1.00 25.69           C  
HETATM    4  CG  CXM A   1      24.702  19.127  48.353  1.00 26.34           C  
HETATM    5  SD  CXM A   1      25.813  18.763  46.963  1.00 25.32           S  
HETATM    6  CE  CXM A   1      24.804  19.178  45.555  1.00 24.64           C  
HETATM    7  C   CXM A   1      23.452  22.428  49.850  1.00 28.24           C  
HETATM    8  O   CXM A   1      22.580  23.151  49.232  1.00 29.89           O  
HETATM    9  CN  CXM A   1      21.678  19.594  50.096  1.00 28.48           C  
HETATM   10  ON1 CXM A   1      22.299  18.553  50.380  1.00 24.58           O  
HETATM   11  ON2 CXM A   1      20.631  19.157  49.637  1.00 27.61           O