HEADER    METHYLTRANSFERASE                       09-JUL-98   1BKO              
TITLE     THERMOSTABLE THYMIDYLATE SYNTHASE A FROM BACILLUS SUBTILIS            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: THYMIDYLATE SYNTHASE A;                                    
COMPND   3 CHAIN: A, B, C, D;                                                   
COMPND   4 EC: 2.1.1.45;                                                        
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS;                              
SOURCE   3 ORGANISM_TAXID: 1423;                                                
SOURCE   4 CELL_LINE: X2913;                                                    
SOURCE   5 GENE: THYA;                                                          
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_CELL_LINE: X2913;                                  
SOURCE   9 EXPRESSION_SYSTEM_VECTOR: PTRC 99A;                                  
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PTRC-THYA;                                
SOURCE  11 EXPRESSION_SYSTEM_GENE: THYA                                         
KEYWDS    METHYLTRANSFERASE, DTMP SYNTHASE                                      
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.J.STOUT,U.SCHELLENBERGER,D.V.SANTI,R.M.STROUD                       
REVDAT   5   22-MAY-24 1BKO    1       REMARK                                   
REVDAT   4   02-AUG-23 1BKO    1       REMARK                                   
REVDAT   3   24-FEB-09 1BKO    1       VERSN                                    
REVDAT   2   23-MAR-99 1BKO    1       REMARK HEADER SITE   JRNL                
REVDAT   2 2                   1       KEYWDS                                   
REVDAT   1   02-FEB-99 1BKO    0                                                
JRNL        AUTH   T.J.STOUT,U.SCHELLENBERGER,D.V.SANTI,R.M.STROUD              
JRNL        TITL   CRYSTAL STRUCTURES OF A UNIQUE THERMAL-STABLE THYMIDYLATE    
JRNL        TITL 2 SYNTHASE FROM BACILLUS SUBTILIS.                             
JRNL        REF    BIOCHEMISTRY                  V.  37 14736 1998              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   9778348                                                      
JRNL        DOI    10.1021/BI981270L                                            
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   P.J.GREENE,P.L.YU,J.ZHAO,C.A.SCHIFFER,D.SANTI                
REMARK   1  TITL   EXPRESSION, PURIFICATION, AND CHARACTERIZATION OF            
REMARK   1  TITL 2 THYMIDYLATE SYNTHASE FROM LACTOCOCCUS LACTIS                 
REMARK   1  REF    PROTEIN SCI.                  V.   3  1114 1994              
REMARK   1  REFN                   ISSN 0961-8368                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   J.NEUHARD,A.R.PRICE,L.SCHACK,E.THOMASSEN                     
REMARK   1  TITL   TWO THYMIDYLATE SYNTHETASES IN BACILLUS SUBTILIS             
REMARK   1  REF    PROC.NATL.ACAD.SCI.USA        V.  75  1194 1978              
REMARK   1  REFN                   ISSN 0027-8424                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.75 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.854                                         
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.75                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 10000000.000                   
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0010                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 76.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 26480                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : SHELLS                          
REMARK   3   R VALUE            (WORKING SET) : 0.213                           
REMARK   3   FREE R VALUE                     : 0.320                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.400                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 2743                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.006                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.75                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.92                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 52.80                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2833                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2710                       
REMARK   3   BIN FREE R VALUE                    : 0.3750                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 6.50                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 197                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.031                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 9204                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 35                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 22.70                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 17.90                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.00000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.33                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.45                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 8.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.44                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.65                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.300                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 24.40                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.170                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 3.240 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 4.880 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 4.820 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 6.630 ; 2.500                
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  : PARHCSDX.PRO                                   
REMARK   3  PARAMETER FILE  2  : PARAM19.SOL                                    
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : TOPH19.SOL                                     
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED                   
REMARK   4                                                                      
REMARK   4 1BKO 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_1000171866.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : APR-96                             
REMARK 200  TEMPERATURE           (KELVIN) : 287                                
REMARK 200  PH                             : 6.5                                
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 RUH2R                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : GRAPHITE(002)                      
REMARK 200  OPTICS                         : COLLIMATOR                         
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU                             
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 31528                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.750                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 90.9                               
REMARK 200  DATA REDUNDANCY                : 2.500                              
REMARK 200  R MERGE                    (I) : 0.09100                            
REMARK 200  R SYM                      (I) : 0.08600                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 8.4000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.75                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.83                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 81.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.10                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.36600                            
REMARK 200  R SYM FOR SHELL            (I) : 0.31500                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MIR/MR                       
REMARK 200 SOFTWARE USED: AMORE, MLPHARE, DM, X-PLOR                            
REMARK 200 STARTING MODEL: HOMOLOGY MODEL BASED ON 1TJS                         
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.30                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.75                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 6.5                                   
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       26.41400            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4570 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 23420 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -6.0 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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
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: 4410 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 23690 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -5.0 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: C, D                                  
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 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ARG A  28    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG B  28    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG C  28    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG D  28    CG   CD   NE   CZ   NH1  NH2                        
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    PRO A  37   C   -  N   -  CA  ANGL. DEV. =   9.0 DEGREES          
REMARK 500    PRO B  37   C   -  N   -  CA  ANGL. DEV. =   9.8 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 A   4      -19.17     76.50                                   
REMARK 500    ASP A  26     -147.28   -121.85                                   
REMARK 500    VAL A  27      155.56     64.14                                   
REMARK 500    ARG A  28     -131.86     61.59                                   
REMARK 500    THR A  29      118.53    -26.76                                   
REMARK 500    TRP A  31     -179.11    -66.31                                   
REMARK 500    ASP A  34      -10.13   -141.01                                   
REMARK 500    PRO A  37      100.04      3.47                                   
REMARK 500    THR A  40     -160.10   -108.39                                   
REMARK 500    SER A  45       64.46     60.45                                   
REMARK 500    ILE A  57      147.98   -170.43                                   
REMARK 500    LYS A  98      107.30    -50.52                                   
REMARK 500    ILE A 104       28.18    -75.00                                   
REMARK 500    HIS A 106       46.65    -82.56                                   
REMARK 500    TYR A 108     -117.82     42.63                                   
REMARK 500    ASN A 137       60.98    176.69                                   
REMARK 500    SER A 140      153.56    -42.57                                   
REMARK 500    TRP A 148       70.21    -66.97                                   
REMARK 500    HIS A 171       50.52     70.47                                   
REMARK 500    ALA A 186      -72.65    -61.94                                   
REMARK 500    LYS A 252      -32.21   -131.88                                   
REMARK 500    ASP A 256       30.78    -99.63                                   
REMARK 500    ASN A 266       80.83     51.86                                   
REMARK 500    TYR A 267       74.08   -109.55                                   
REMARK 500    ASP A 271     -148.99    -70.41                                   
REMARK 500    PHE B   4      -25.76     72.82                                   
REMARK 500    ASP B  22       32.10   -141.17                                   
REMARK 500    GLU B  24       24.24    -71.23                                   
REMARK 500    ASP B  26     -146.81   -111.46                                   
REMARK 500    VAL B  27      156.87     67.15                                   
REMARK 500    ARG B  28     -111.84     62.43                                   
REMARK 500    LYS B  30      141.13   -172.75                                   
REMARK 500    PRO B  37      126.51     -7.92                                   
REMARK 500    SER B  45       91.78     59.12                                   
REMARK 500    SER B  53      -70.50    -63.63                                   
REMARK 500    PRO B  56       98.16    -54.22                                   
REMARK 500    LYS B  79       70.15     58.12                                   
REMARK 500    TYR B 108     -108.03     35.00                                   
REMARK 500    ASN B 137       67.67   -168.31                                   
REMARK 500    TRP B 148       58.92    -92.93                                   
REMARK 500    ALA B 155       30.79    -92.03                                   
REMARK 500    HIS B 171       53.82     74.59                                   
REMARK 500    ASN B 183      119.43   -166.96                                   
REMARK 500    LEU B 187      -79.99    -85.16                                   
REMARK 500    ASP B 220       76.82   -106.61                                   
REMARK 500    ASN B 266       68.46     61.91                                   
REMARK 500    ASP B 271     -112.29    -48.00                                   
REMARK 500    PHE C   4      -13.47     60.98                                   
REMARK 500    GLU C  23      -27.66    -38.15                                   
REMARK 500    PHE C  25     -151.51   -119.86                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      92 RAMACHANDRAN OUTLIERS.                        
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: CA1                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: CATALYTIC CYSTEINE.                                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: CA2                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: CATALYTIC CYSTEINE.                                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: CA3                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: CATALYTIC CYSTEINE.                                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: CA4                                                 
REMARK 800 EVIDENCE_CODE: UNKNOWN                                               
REMARK 800 SITE_DESCRIPTION: CATALYTIC CYSTEINE.                                
DBREF  1BKO A    2   279  UNP    P42326   TYSA_BACSU       2    279             
DBREF  1BKO B    2   279  UNP    P42326   TYSA_BACSU       2    279             
DBREF  1BKO C    2   279  UNP    P42326   TYSA_BACSU       2    279             
DBREF  1BKO D    2   279  UNP    P42326   TYSA_BACSU       2    279             
SEQRES   1 A  278  THR GLN PHE ASP LYS GLN TYR ASN SER ILE ILE LYS ASP          
SEQRES   2 A  278  ILE ILE ASN ASN GLY ILE SER ASP GLU GLU PHE ASP VAL          
SEQRES   3 A  278  ARG THR LYS TRP ASP SER ASP GLY THR PRO ALA HIS THR          
SEQRES   4 A  278  LEU SER VAL ILE SER LYS GLN MET ARG PHE ASP ASN SER          
SEQRES   5 A  278  GLU VAL PRO ILE LEU THR THR LYS LYS VAL ALA TRP LYS          
SEQRES   6 A  278  THR ALA ILE LYS GLU LEU LEU TRP ILE TRP GLN LEU LYS          
SEQRES   7 A  278  SER ASN ASP VAL ASN ASP LEU ASN MET MET GLY VAL HIS          
SEQRES   8 A  278  ILE TRP ASP GLN TRP LYS GLN GLU ASP GLY THR ILE GLY          
SEQRES   9 A  278  HIS ALA TYR GLY PHE GLN LEU GLY LYS LYS ASN ARG SER          
SEQRES  10 A  278  LEU ASN GLY GLU LYS VAL ASP GLN VAL ASP TYR LEU LEU          
SEQRES  11 A  278  HIS GLN LEU LYS ASN ASN PRO SER SER ARG ARG HIS ILE          
SEQRES  12 A  278  THR MET LEU TRP ASN PRO ASP GLU LEU ASP ALA MET ALA          
SEQRES  13 A  278  LEU THR PRO CYS VAL TYR GLU THR GLN TRP TYR VAL LYS          
SEQRES  14 A  278  HIS GLY LYS LEU HIS LEU GLU VAL ARG ALA ARG SER ASN          
SEQRES  15 A  278  ASP MET ALA LEU GLY ASN PRO PHE ASN VAL PHE GLN TYR          
SEQRES  16 A  278  ASN VAL LEU GLN ARG MET ILE ALA GLN VAL THR GLY TYR          
SEQRES  17 A  278  GLU LEU GLY GLU TYR ILE PHE ASN ILE GLY ASP CYS HIS          
SEQRES  18 A  278  VAL TYR THR ARG HIS ILE ASP ASN LEU LYS ILE GLN MET          
SEQRES  19 A  278  GLU ARG GLU GLN PHE GLU ALA PRO GLU LEU TRP ILE ASN          
SEQRES  20 A  278  PRO GLU VAL LYS ASP PHE TYR ASP PHE THR ILE ASP ASP          
SEQRES  21 A  278  PHE LYS LEU ILE ASN TYR LYS HIS GLY ASP LYS LEU LEU          
SEQRES  22 A  278  PHE GLU VAL ALA VAL                                          
SEQRES   1 B  278  THR GLN PHE ASP LYS GLN TYR ASN SER ILE ILE LYS ASP          
SEQRES   2 B  278  ILE ILE ASN ASN GLY ILE SER ASP GLU GLU PHE ASP VAL          
SEQRES   3 B  278  ARG THR LYS TRP ASP SER ASP GLY THR PRO ALA HIS THR          
SEQRES   4 B  278  LEU SER VAL ILE SER LYS GLN MET ARG PHE ASP ASN SER          
SEQRES   5 B  278  GLU VAL PRO ILE LEU THR THR LYS LYS VAL ALA TRP LYS          
SEQRES   6 B  278  THR ALA ILE LYS GLU LEU LEU TRP ILE TRP GLN LEU LYS          
SEQRES   7 B  278  SER ASN ASP VAL ASN ASP LEU ASN MET MET GLY VAL HIS          
SEQRES   8 B  278  ILE TRP ASP GLN TRP LYS GLN GLU ASP GLY THR ILE GLY          
SEQRES   9 B  278  HIS ALA TYR GLY PHE GLN LEU GLY LYS LYS ASN ARG SER          
SEQRES  10 B  278  LEU ASN GLY GLU LYS VAL ASP GLN VAL ASP TYR LEU LEU          
SEQRES  11 B  278  HIS GLN LEU LYS ASN ASN PRO SER SER ARG ARG HIS ILE          
SEQRES  12 B  278  THR MET LEU TRP ASN PRO ASP GLU LEU ASP ALA MET ALA          
SEQRES  13 B  278  LEU THR PRO CYS VAL TYR GLU THR GLN TRP TYR VAL LYS          
SEQRES  14 B  278  HIS GLY LYS LEU HIS LEU GLU VAL ARG ALA ARG SER ASN          
SEQRES  15 B  278  ASP MET ALA LEU GLY ASN PRO PHE ASN VAL PHE GLN TYR          
SEQRES  16 B  278  ASN VAL LEU GLN ARG MET ILE ALA GLN VAL THR GLY TYR          
SEQRES  17 B  278  GLU LEU GLY GLU TYR ILE PHE ASN ILE GLY ASP CYS HIS          
SEQRES  18 B  278  VAL TYR THR ARG HIS ILE ASP ASN LEU LYS ILE GLN MET          
SEQRES  19 B  278  GLU ARG GLU GLN PHE GLU ALA PRO GLU LEU TRP ILE ASN          
SEQRES  20 B  278  PRO GLU VAL LYS ASP PHE TYR ASP PHE THR ILE ASP ASP          
SEQRES  21 B  278  PHE LYS LEU ILE ASN TYR LYS HIS GLY ASP LYS LEU LEU          
SEQRES  22 B  278  PHE GLU VAL ALA VAL                                          
SEQRES   1 C  278  THR GLN PHE ASP LYS GLN TYR ASN SER ILE ILE LYS ASP          
SEQRES   2 C  278  ILE ILE ASN ASN GLY ILE SER ASP GLU GLU PHE ASP VAL          
SEQRES   3 C  278  ARG THR LYS TRP ASP SER ASP GLY THR PRO ALA HIS THR          
SEQRES   4 C  278  LEU SER VAL ILE SER LYS GLN MET ARG PHE ASP ASN SER          
SEQRES   5 C  278  GLU VAL PRO ILE LEU THR THR LYS LYS VAL ALA TRP LYS          
SEQRES   6 C  278  THR ALA ILE LYS GLU LEU LEU TRP ILE TRP GLN LEU LYS          
SEQRES   7 C  278  SER ASN ASP VAL ASN ASP LEU ASN MET MET GLY VAL HIS          
SEQRES   8 C  278  ILE TRP ASP GLN TRP LYS GLN GLU ASP GLY THR ILE GLY          
SEQRES   9 C  278  HIS ALA TYR GLY PHE GLN LEU GLY LYS LYS ASN ARG SER          
SEQRES  10 C  278  LEU ASN GLY GLU LYS VAL ASP GLN VAL ASP TYR LEU LEU          
SEQRES  11 C  278  HIS GLN LEU LYS ASN ASN PRO SER SER ARG ARG HIS ILE          
SEQRES  12 C  278  THR MET LEU TRP ASN PRO ASP GLU LEU ASP ALA MET ALA          
SEQRES  13 C  278  LEU THR PRO CYS VAL TYR GLU THR GLN TRP TYR VAL LYS          
SEQRES  14 C  278  HIS GLY LYS LEU HIS LEU GLU VAL ARG ALA ARG SER ASN          
SEQRES  15 C  278  ASP MET ALA LEU GLY ASN PRO PHE ASN VAL PHE GLN TYR          
SEQRES  16 C  278  ASN VAL LEU GLN ARG MET ILE ALA GLN VAL THR GLY TYR          
SEQRES  17 C  278  GLU LEU GLY GLU TYR ILE PHE ASN ILE GLY ASP CYS HIS          
SEQRES  18 C  278  VAL TYR THR ARG HIS ILE ASP ASN LEU LYS ILE GLN MET          
SEQRES  19 C  278  GLU ARG GLU GLN PHE GLU ALA PRO GLU LEU TRP ILE ASN          
SEQRES  20 C  278  PRO GLU VAL LYS ASP PHE TYR ASP PHE THR ILE ASP ASP          
SEQRES  21 C  278  PHE LYS LEU ILE ASN TYR LYS HIS GLY ASP LYS LEU LEU          
SEQRES  22 C  278  PHE GLU VAL ALA VAL                                          
SEQRES   1 D  278  THR GLN PHE ASP LYS GLN TYR ASN SER ILE ILE LYS ASP          
SEQRES   2 D  278  ILE ILE ASN ASN GLY ILE SER ASP GLU GLU PHE ASP VAL          
SEQRES   3 D  278  ARG THR LYS TRP ASP SER ASP GLY THR PRO ALA HIS THR          
SEQRES   4 D  278  LEU SER VAL ILE SER LYS GLN MET ARG PHE ASP ASN SER          
SEQRES   5 D  278  GLU VAL PRO ILE LEU THR THR LYS LYS VAL ALA TRP LYS          
SEQRES   6 D  278  THR ALA ILE LYS GLU LEU LEU TRP ILE TRP GLN LEU LYS          
SEQRES   7 D  278  SER ASN ASP VAL ASN ASP LEU ASN MET MET GLY VAL HIS          
SEQRES   8 D  278  ILE TRP ASP GLN TRP LYS GLN GLU ASP GLY THR ILE GLY          
SEQRES   9 D  278  HIS ALA TYR GLY PHE GLN LEU GLY LYS LYS ASN ARG SER          
SEQRES  10 D  278  LEU ASN GLY GLU LYS VAL ASP GLN VAL ASP TYR LEU LEU          
SEQRES  11 D  278  HIS GLN LEU LYS ASN ASN PRO SER SER ARG ARG HIS ILE          
SEQRES  12 D  278  THR MET LEU TRP ASN PRO ASP GLU LEU ASP ALA MET ALA          
SEQRES  13 D  278  LEU THR PRO CYS VAL TYR GLU THR GLN TRP TYR VAL LYS          
SEQRES  14 D  278  HIS GLY LYS LEU HIS LEU GLU VAL ARG ALA ARG SER ASN          
SEQRES  15 D  278  ASP MET ALA LEU GLY ASN PRO PHE ASN VAL PHE GLN TYR          
SEQRES  16 D  278  ASN VAL LEU GLN ARG MET ILE ALA GLN VAL THR GLY TYR          
SEQRES  17 D  278  GLU LEU GLY GLU TYR ILE PHE ASN ILE GLY ASP CYS HIS          
SEQRES  18 D  278  VAL TYR THR ARG HIS ILE ASP ASN LEU LYS ILE GLN MET          
SEQRES  19 D  278  GLU ARG GLU GLN PHE GLU ALA PRO GLU LEU TRP ILE ASN          
SEQRES  20 D  278  PRO GLU VAL LYS ASP PHE TYR ASP PHE THR ILE ASP ASP          
SEQRES  21 D  278  PHE LYS LEU ILE ASN TYR LYS HIS GLY ASP LYS LEU LEU          
SEQRES  22 D  278  PHE GLU VAL ALA VAL                                          
FORMUL   5  HOH   *35(H2 O)                                                     
HELIX    1   1 ASP A    5  ASN A   17  1                                  13    
HELIX    2   2 TRP A   65  TRP A   76  1                                  12    
HELIX    3   3 VAL A   83  ASN A   87  1                                   5    
HELIX    4   4 ASP A   95  TRP A   97  5                                   3    
HELIX    5   5 TYR A  108  GLY A  113  5                                   6    
HELIX    6   6 GLN A  126  ASN A  136  1                                  11    
HELIX    7   7 PRO A  150  ALA A  155  5                                   6    
HELIX    8   8 ASN A  189  THR A  207  1                                  19    
HELIX    9   9 HIS A  227  GLU A  236  5                                  10    
HELIX   10  10 ILE A  259  ASP A  261  5                                   3    
HELIX   11  11 ASP B    5  ASN B   18  1                                  14    
HELIX   12  12 TRP B   65  TRP B   76  1                                  12    
HELIX   13  13 VAL B   83  MET B   88  1                                   6    
HELIX   14  14 ILE B   93  TRP B   97  5                                   5    
HELIX   15  15 TYR B  108  PHE B  110  5                                   3    
HELIX   16  16 GLN B  126  ASN B  136  1                                  11    
HELIX   17  17 GLY B  188  THR B  207  1                                  20    
HELIX   18  18 THR B  225  GLU B  236  5                                  12    
HELIX   19  19 PHE B  254  ASP B  256  5                                   3    
HELIX   20  20 ILE B  259  ASP B  261  5                                   3    
HELIX   21  21 ASP C    5  ASN C   18  1                                  14    
HELIX   22  22 TRP C   65  ILE C   75  1                                  11    
HELIX   23  23 VAL C   83  MET C   89  1                                   7    
HELIX   24  24 TYR C  108  GLY C  113  5                                   6    
HELIX   25  25 GLN C  126  ASN C  136  1                                  11    
HELIX   26  26 LEU C  153  ALA C  155  5                                   3    
HELIX   27  27 ASN C  189  THR C  207  1                                  19    
HELIX   28  28 ARG C  226  GLU C  236  5                                  11    
HELIX   29  29 PHE C  254  ASP C  256  5                                   3    
HELIX   30  30 ILE C  259  ASP C  261  5                                   3    
HELIX   31  31 ASP D    5  ASN D   18  1                                  14    
HELIX   32  32 TRP D   65  TRP D   76  1                                  12    
HELIX   33  33 VAL D   83  MET D   89  1                                   7    
HELIX   34  34 ILE D   93  ASP D   95  5                                   3    
HELIX   35  35 TYR D  108  GLY D  113  5                                   6    
HELIX   36  36 GLN D  126  ASN D  136  1                                  11    
HELIX   37  37 PRO D  150  GLU D  152  5                                   3    
HELIX   38  38 GLY D  188  GLN D  205  1                                  18    
HELIX   39  39 THR D  225  GLU D  236  5                                  12    
HELIX   40  40 PHE D  254  ASP D  256  5                                   3    
HELIX   41  41 ILE D  259  ASP D  261  5                                   3    
SHEET    1   A 5 LYS A  46  PHE A  50  0                                        
SHEET    2   A 5 TYR A 214  ILE A 218 -1  N  ILE A 218   O  LYS A  46           
SHEET    3   A 5 LEU A 174  ALA A 180  1  N  LEU A 176   O  ILE A 215           
SHEET    4   A 5 VAL A 162  VAL A 169 -1  N  TYR A 168   O  HIS A 175           
SHEET    5   A 5 ILE A 144  MET A 146 -1  N  THR A 145   O  THR A 165           
SHEET    1   B 2 SER A 182  ASP A 184  0                                        
SHEET    2   B 2 ASP A 220  HIS A 222  1  N  ASP A 220   O  ASN A 183           
SHEET    1   C 2 GLU A 244  ILE A 247  0                                        
SHEET    2   C 2 PHE A 262  ILE A 265 -1  N  ILE A 265   O  GLU A 244           
SHEET    1   D 3 THR B  40  ILE B  44  0                                        
SHEET    2   D 3 ASP B 220  TYR B 224 -1  N  VAL B 223   O  LEU B  41           
SHEET    3   D 3 SER B 182  ASP B 184  1  N  ASN B 183   O  ASP B 220           
SHEET    1   E 5 LYS B  46  PHE B  50  0                                        
SHEET    2   E 5 TYR B 214  ILE B 218 -1  N  ILE B 218   O  LYS B  46           
SHEET    3   E 5 LEU B 174  ALA B 180  1  N  LEU B 176   O  ILE B 215           
SHEET    4   E 5 VAL B 162  VAL B 169 -1  N  TYR B 168   O  HIS B 175           
SHEET    5   E 5 ILE B 144  MET B 146 -1  N  THR B 145   O  THR B 165           
SHEET    1   F 2 GLU B 244  ILE B 247  0                                        
SHEET    2   F 2 PHE B 262  ILE B 265 -1  N  ILE B 265   O  GLU B 244           
SHEET    1   G 5 LYS C  46  PHE C  50  0                                        
SHEET    2   G 5 TYR C 214  ILE C 218 -1  N  ILE C 218   O  LYS C  46           
SHEET    3   G 5 LEU C 174  ALA C 180  1  N  LEU C 176   O  ILE C 215           
SHEET    4   G 5 VAL C 162  VAL C 169 -1  N  TYR C 168   O  HIS C 175           
SHEET    5   G 5 ILE C 144  MET C 146 -1  N  THR C 145   O  THR C 165           
SHEET    1   H 2 SER C 182  ASP C 184  0                                        
SHEET    2   H 2 ASP C 220  HIS C 222  1  N  ASP C 220   O  ASN C 183           
SHEET    1   I 2 GLU C 244  ILE C 247  0                                        
SHEET    2   I 2 PHE C 262  ILE C 265 -1  N  ILE C 265   O  GLU C 244           
SHEET    1   J 5 LYS D  46  PHE D  50  0                                        
SHEET    2   J 5 TYR D 214  ILE D 218 -1  N  ILE D 218   O  LYS D  46           
SHEET    3   J 5 LYS D 173  ALA D 180  1  N  LEU D 176   O  ILE D 215           
SHEET    4   J 5 VAL D 162  LYS D 170 -1  N  LYS D 170   O  LYS D 173           
SHEET    5   J 5 ILE D 144  MET D 146 -1  N  THR D 145   O  THR D 165           
SHEET    1   K 2 SER D 182  ASP D 184  0                                        
SHEET    2   K 2 ASP D 220  HIS D 222  1  N  ASP D 220   O  ASN D 183           
SHEET    1   L 2 GLU D 244  ILE D 247  0                                        
SHEET    2   L 2 PHE D 262  ILE D 265 -1  N  ILE D 265   O  GLU D 244           
SITE     1 CA1  1 CYS A 161                                                     
SITE     1 CA2  1 CYS B 161                                                     
SITE     1 CA3  1 CYS C 161                                                     
SITE     1 CA4  1 CYS D 161                                                     
CRYST1   99.363   52.828  129.391  90.00 101.70  90.00 P 1 21 1      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      0.010064  0.000000  0.002084        0.00000                         
SCALE2      0.000000  0.018929  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007892        0.00000                         
MTRIX1   1 -0.999732 -0.022933 -0.003207       40.69280    1                    
MTRIX2   1 -0.021468  0.969811 -0.242913        8.47610    1                    
MTRIX3   1  0.008681 -0.242779 -0.970043       64.94470    1                    
MTRIX1   2 -0.920918  0.038337  0.387866        9.09847    1                    
MTRIX2   2 -0.031905 -0.999226  0.023011       45.70549    1                    
MTRIX3   2  0.388448  0.008817  0.921429       57.77644    1                    
MTRIX1   3  0.925561 -0.045288 -0.375881       -3.19579    1                    
MTRIX2   3  0.051774 -0.968352  0.244160       36.84923    1                    
MTRIX3   3 -0.375043 -0.245446 -0.893924      133.23410    1