HEADER    TRANSFERASE (METHYLTRANSFERASE)         19-SEP-91   3TMS              
TITLE     PLASTIC ADAPTATION TOWARD MUTATIONS IN PROTEINS: STRUCTURAL COMPARISON
TITLE    2 OF THYMIDYLATE SYNTHASES                                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: THYMIDYLATE SYNTHASE;                                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 2.1.1.45;                                                        
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562                                                  
KEYWDS    TRANSFERASE (METHYLTRANSFERASE)                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.M.PERRY,R.M.STROUD                                                  
REVDAT   4   28-FEB-24 3TMS    1       REMARK                                   
REVDAT   3   13-JUL-11 3TMS    1       VERSN                                    
REVDAT   2   24-FEB-09 3TMS    1       VERSN                                    
REVDAT   1   15-OCT-91 3TMS    0                                                
JRNL        AUTH   K.M.PERRY,E.B.FAUMAN,J.S.FINER-MOORE,W.R.MONTFORT,G.F.MALEY, 
JRNL        AUTH 2 F.MALEY,R.M.STROUD                                           
JRNL        TITL   PLASTIC ADAPTATION TOWARD MUTATIONS IN PROTEINS: STRUCTURAL  
JRNL        TITL 2 COMPARISON OF THYMIDYLATE SYNTHASES.                         
JRNL        REF    PROTEINS                      V.   8   315 1990              
JRNL        REFN                   ISSN 0887-3585                               
JRNL        PMID   2128651                                                      
JRNL        DOI    10.1002/PROT.340080406                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   W.R.MONTFORT,K.M.PERRY,E.B.FAUMAN,J.S.FINER-MOORE,G.F.MALEY, 
REMARK   1  AUTH 2 L.HARDY,F.MALEY,R.M.STROUD                                   
REMARK   1  TITL   STRUCTURE, MULTIPLE SITE BINDING, AND SEGMENTAL ACCOMODATION 
REMARK   1  TITL 2 IN THYMIDYLATE SYNTHASE ON BINDING D/UMP AND AN ANTI-FOLATE  
REMARK   1  REF    BIOCHEMISTRY                  V.  29  6964 1990              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   J.S.FINER-MOORE,W.R.MONTFORT,R.M.STROUD                      
REMARK   1  TITL   PAIRWISE SPECIFICITY AND SEQUENTIAL BINDING IN ENZYME        
REMARK   1  TITL 2 CATALYSIS: THYMIDYLATE SYNTHASE                              
REMARK   1  REF    BIOCHEMISTRY                  V.  29  6977 1990              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR                                               
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 7.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 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 SET) : 0.220                           
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   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2150                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 5                                       
REMARK   3   SOLVENT ATOMS            : 11                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.018                           
REMARK   3   BOND ANGLES            (DEGREES) : 3.550                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 3TMS 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_1000179171.                                   
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   (%): 61.69                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.21                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 21 3                           
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
REMARK 290       4555   X+1/2,-Y+1/2,-Z                                         
REMARK 290       5555   Z,X,Y                                                   
REMARK 290       6555   Z+1/2,-X+1/2,-Y                                         
REMARK 290       7555   -Z+1/2,-X,Y+1/2                                         
REMARK 290       8555   -Z,X+1/2,-Y+1/2                                         
REMARK 290       9555   Y,Z,X                                                   
REMARK 290      10555   -Y,Z+1/2,-X+1/2                                         
REMARK 290      11555   Y+1/2,-Z+1/2,-X                                         
REMARK 290      12555   -Y+1/2,-Z,X+1/2                                         
REMARK 290      13555   X+1/2,Y+1/2,Z+1/2                                       
REMARK 290      14555   -X,-Y+1/2,Z                                             
REMARK 290      15555   -X+1/2,Y,-Z                                             
REMARK 290      16555   X,-Y,-Z+1/2                                             
REMARK 290      17555   Z+1/2,X+1/2,Y+1/2                                       
REMARK 290      18555   Z,-X,-Y+1/2                                             
REMARK 290      19555   -Z,-X+1/2,Y                                             
REMARK 290      20555   -Z+1/2,X,-Y                                             
REMARK 290      21555   Y+1/2,Z+1/2,X+1/2                                       
REMARK 290      22555   -Y+1/2,Z,-X                                             
REMARK 290      23555   Y,-Z,-X+1/2                                             
REMARK 290      24555   -Y,-Z+1/2,X                                             
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       66.50000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       66.50000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       66.50000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       66.50000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       66.50000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       66.50000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY2   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   6  0.000000  0.000000  1.000000       66.50000            
REMARK 290   SMTRY2   6 -1.000000  0.000000  0.000000       66.50000            
REMARK 290   SMTRY3   6  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY1   7  0.000000  0.000000 -1.000000       66.50000            
REMARK 290   SMTRY2   7 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  1.000000  0.000000       66.50000            
REMARK 290   SMTRY1   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY2   8  1.000000  0.000000  0.000000       66.50000            
REMARK 290   SMTRY3   8  0.000000 -1.000000  0.000000       66.50000            
REMARK 290   SMTRY1   9  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   9  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY3   9  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  10  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  10  0.000000  0.000000  1.000000       66.50000            
REMARK 290   SMTRY3  10 -1.000000  0.000000  0.000000       66.50000            
REMARK 290   SMTRY1  11  0.000000  1.000000  0.000000       66.50000            
REMARK 290   SMTRY2  11  0.000000  0.000000 -1.000000       66.50000            
REMARK 290   SMTRY3  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  12  0.000000 -1.000000  0.000000       66.50000            
REMARK 290   SMTRY2  12  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY3  12  1.000000  0.000000  0.000000       66.50000            
REMARK 290   SMTRY1  13  1.000000  0.000000  0.000000       66.50000            
REMARK 290   SMTRY2  13  0.000000  1.000000  0.000000       66.50000            
REMARK 290   SMTRY3  13  0.000000  0.000000  1.000000       66.50000            
REMARK 290   SMTRY1  14 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  14  0.000000 -1.000000  0.000000       66.50000            
REMARK 290   SMTRY3  14  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1  15 -1.000000  0.000000  0.000000       66.50000            
REMARK 290   SMTRY2  15  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  15  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1  16  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  16  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  16  0.000000  0.000000 -1.000000       66.50000            
REMARK 290   SMTRY1  17  0.000000  0.000000  1.000000       66.50000            
REMARK 290   SMTRY2  17  1.000000  0.000000  0.000000       66.50000            
REMARK 290   SMTRY3  17  0.000000  1.000000  0.000000       66.50000            
REMARK 290   SMTRY1  18  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY2  18 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3  18  0.000000 -1.000000  0.000000       66.50000            
REMARK 290   SMTRY1  19  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY2  19 -1.000000  0.000000  0.000000       66.50000            
REMARK 290   SMTRY3  19  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY1  20  0.000000  0.000000 -1.000000       66.50000            
REMARK 290   SMTRY2  20  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3  20  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY1  21  0.000000  1.000000  0.000000       66.50000            
REMARK 290   SMTRY2  21  0.000000  0.000000  1.000000       66.50000            
REMARK 290   SMTRY3  21  1.000000  0.000000  0.000000       66.50000            
REMARK 290   SMTRY1  22  0.000000 -1.000000  0.000000       66.50000            
REMARK 290   SMTRY2  22  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY3  22 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY1  23  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  23  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY3  23 -1.000000  0.000000  0.000000       66.50000            
REMARK 290   SMTRY1  24  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2  24  0.000000  0.000000 -1.000000       66.50000            
REMARK 290   SMTRY3  24  1.000000  0.000000  0.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 5380 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 20630 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -29.0 KCAL/MOL                        
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 350   BIOMT1   2  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       66.50000            
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    HIS A  32   NE2   HIS A  32   CD2    -0.066                       
REMARK 500    HIS A  73   NE2   HIS A  73   CD2    -0.070                       
REMARK 500    HIS A 108   NE2   HIS A 108   CD2    -0.077                       
REMARK 500    HIS A 147   NE2   HIS A 147   CD2    -0.071                       
REMARK 500    HIS A 207   NE2   HIS A 207   CD2    -0.082                       
REMARK 500    HIS A 212   NE2   HIS A 212   CD2    -0.072                       
REMARK 500    HIS A 255   NE2   HIS A 255   CD2    -0.072                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A  21   NE  -  CZ  -  NH1 ANGL. DEV. =  -6.2 DEGREES          
REMARK 500    ARG A  21   NE  -  CZ  -  NH2 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    ARG A  35   NE  -  CZ  -  NH1 ANGL. DEV. =  -5.1 DEGREES          
REMARK 500    ASN A  37   CB  -  CG  -  ND2 ANGL. DEV. =  16.1 DEGREES          
REMARK 500    TRP A  61   CD1 -  CG  -  CD2 ANGL. DEV. =   6.4 DEGREES          
REMARK 500    TRP A  61   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    TRP A  80   CD1 -  CG  -  CD2 ANGL. DEV. =   6.4 DEGREES          
REMARK 500    TRP A  80   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.1 DEGREES          
REMARK 500    TRP A  83   CD1 -  CG  -  CD2 ANGL. DEV. =   7.5 DEGREES          
REMARK 500    TRP A  83   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.2 DEGREES          
REMARK 500    TYR A  94   CB  -  CG  -  CD2 ANGL. DEV. =  -4.7 DEGREES          
REMARK 500    TRP A  98   CD1 -  CG  -  CD2 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    TRP A  98   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.7 DEGREES          
REMARK 500    TRP A  98   CG  -  CD2 -  CE3 ANGL. DEV. =   6.5 DEGREES          
REMARK 500    TRP A 101   CD1 -  CG  -  CD2 ANGL. DEV. =   5.3 DEGREES          
REMARK 500    TRP A 101   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    ARG A 107   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG A 126   NE  -  CZ  -  NH2 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ARG A 127   NE  -  CZ  -  NH2 ANGL. DEV. =   4.0 DEGREES          
REMARK 500    TRP A 133   CD1 -  CG  -  CD2 ANGL. DEV. =   6.8 DEGREES          
REMARK 500    TRP A 133   CE2 -  CD2 -  CG  ANGL. DEV. =  -7.1 DEGREES          
REMARK 500    TRP A 133   CG  -  CD2 -  CE3 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    TYR A 164   CB  -  CG  -  CD1 ANGL. DEV. =  -3.7 DEGREES          
REMARK 500    ARG A 166   NE  -  CZ  -  NH1 ANGL. DEV. =  -5.2 DEGREES          
REMARK 500    ARG A 166   NE  -  CZ  -  NH2 ANGL. DEV. =  10.4 DEGREES          
REMARK 500    ASP A 169   CB  -  CG  -  OD1 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    VAL A 170   CG1 -  CB  -  CG2 ANGL. DEV. = -10.9 DEGREES          
REMARK 500    TRP A 201   CD1 -  CG  -  CD2 ANGL. DEV. =   7.8 DEGREES          
REMARK 500    TRP A 201   CB  -  CG  -  CD1 ANGL. DEV. =  -9.4 DEGREES          
REMARK 500    TRP A 201   CG  -  CD1 -  NE1 ANGL. DEV. =  -7.2 DEGREES          
REMARK 500    TRP A 201   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.3 DEGREES          
REMARK 500    TRP A 201   CG  -  CD2 -  CE3 ANGL. DEV. =   6.8 DEGREES          
REMARK 500    ARG A 222   NE  -  CZ  -  NH2 ANGL. DEV. =   3.9 DEGREES          
REMARK 500    LYS A 233   N   -  CA  -  CB  ANGL. DEV. = -11.8 DEGREES          
REMARK 500    ARG A 243   NE  -  CZ  -  NH1 ANGL. DEV. =  -4.4 DEGREES          
REMARK 500    ARG A 243   NE  -  CZ  -  NH2 ANGL. DEV. =   4.9 DEGREES          
REMARK 500    TYR A 252   CB  -  CG  -  CD2 ANGL. DEV. =  -4.9 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    ARG A  21       97.69    -61.49                                   
REMARK 500    THR A  22       53.89     35.26                                   
REMARK 500    ALA A 100       51.30   -151.57                                   
REMARK 500    GLU A 245        1.77    -66.11                                   
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 PO4 A 265                 
DBREF  3TMS A    1   264  UNP    P0A884   TYSY_ECOLI       1    264             
SEQRES   1 A  264  MET 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 LEU          
SEQRES  12 A  264  ALA PRO CYS 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                                              
HET    PO4  A 265       5                                                       
HETNAM     PO4 PHOSPHATE ION                                                    
FORMUL   2  PO4    O4 P 3-                                                      
FORMUL   3  HOH   *11(H2 O)                                                     
HELIX    1   A LYS A    2  GLU A   14  1                                  13    
HELIX    2   B LEU A   52  GLY A   65  1                                  14    
HELIX    3   C ILE A   69  ASN A   76  1                                   8    
HELIX    4   G VAL A   93  ALA A  100  1                                   8    
HELIX    5   H ASP A  110  ASP A  122  1                                  13    
HELIX    6   I GLU A  137  MET A  141  1                                   5    
HELIX    7   J GLY A  173  ASP A  193  1                                  21    
HELIX    8   K HIS A  212  GLN A  219  1                                   8    
SHEET    1 SH1 6 THR A  16  LYS A  18  0                                        
SHEET    2 SH1 6 GLY A  25  PHE A  36 -1  N  THR A  26   O  LYS A  18           
SHEET    3 SH1 6 ASP A 198  SER A 210 -1  N  PHE A 199   O  PHE A  36           
SHEET    4 SH1 6 LYS A 158  VAL A 170 -1  N  VAL A 170   O  HIS A 207           
SHEET    5 SH1 6 CYS A 146  ALA A 155 -1  N  GLN A 151   O  GLN A 162           
SHEET    6 SH1 6 ILE A 128  ALA A 132 -1  O  ILE A 128   N  PHE A 152           
SHEET    1  R1 2 TRP A 101  THR A 103  0                                        
SHEET    2  R1 2 ARG A 107  ILE A 109 -1  N  ILE A 109   O  TRP A 101           
SHEET    1  R2 2 LEU A 230  ARG A 234  0                                        
SHEET    2  R2 2 ASP A 246  GLU A 250 -1  O  ASP A 246   N  LYS A 233           
SITE     1 AC1  4 ARG A 126  ARG A 127  ARG A 166  SER A 167                    
CRYST1  133.000  133.000  133.000  90.00  90.00  90.00 I 21 3       24          
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      0.007519  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.007519  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007519        0.00000