HEADER    TRANSFERASE                             10-OCT-00   1E98              
TITLE     WILD TYPE HUMAN THYMIDYLATE KINASE COMPLEXED WITH AZTMP AND ADP       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: THYMIDYLATE KINASE;                                        
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: DTMP KINASE;                                                
COMPND   5 EC: 2.7.4.9;                                                         
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    PHOSPHOTRANSFERASE, TRANSFERASE, P-LOOP                               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    N.OSTERMANN,A.LAVIE,S.PADIYAR,R.BRUNDIERS,T.VEIT,J.REINTEIN,          
AUTHOR   2 R.S.GOODY,M.KONRAD,I.SCHLICHTING                                     
REVDAT   6   08-MAY-24 1E98    1       REMARK LINK                              
REVDAT   5   06-MAR-19 1E98    1       REMARK                                   
REVDAT   4   15-MAY-13 1E98    1       HEADER TITLE  COMPND KEYWDS              
REVDAT   4 2                   1       REMARK VERSN  DBREF  SEQADV              
REVDAT   4 3                   1       FORMUL                                   
REVDAT   3   24-FEB-09 1E98    1       VERSN                                    
REVDAT   2   18-JUL-03 1E98    1       REMARK                                   
REVDAT   1   05-OCT-01 1E98    0                                                
JRNL        AUTH   N.OSTERMANN,A.LAVIE,S.PADIYAR,R.BRUNDIERS,T.VEIT,J.REINTEIN, 
JRNL        AUTH 2 R.S.GOODY,M.KONRAD,I.SCHLICHTING                             
JRNL        TITL   POTENTIATING AZT ACTIVATION: STRUCTURES OF WILDTYPE AND      
JRNL        TITL 2 MUTANT HUMAN THYMIDYLATE KINASE SUGGEST REASONS FOR THE      
JRNL        TITL 3 MUTANTS' IMPROVED KINETICS WITH THE HIV PRODRUG METABOLITE   
JRNL        TITL 4 AZTMP                                                        
JRNL        REF    J.MOL.BIOL.                   V. 304    43 2000              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   11071809                                                     
JRNL        DOI    10.1006/JMBI.2000.4175                                       
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   N.OSTERMANN,I.SCHLICHTING,R.BRUNDIERS,M.KONRAD,J.REINSTEIN,  
REMARK   1  AUTH 2 T.VEIT,R.S.GOODY,A.LAVIE                                     
REMARK   1  TITL   INSIGHTS INTO THE PHOSPHORYL TRANSFER MECHANISM OF HUMAN     
REMARK   1  TITL 2 THYMIDYLATE KINASE GAINED BY CRYSTAL STRUCTURES OF ENZYME    
REMARK   1  TITL 3 COMPLEXES ALONG THE REACTION COORDINATE                      
REMARK   1  REF    STRUCTURE                     V.   8   629 2000              
REMARK   1  REFN                   ISSN 0969-2126                               
REMARK   1  PMID   10873853                                                     
REMARK   1  DOI    10.1016/S0969-2126(00)00149-0                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.90 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) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 19272                          
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) : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.191                           
REMARK   3   FREE R VALUE                     : 0.242                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 9.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1897                            
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1665                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 52                                      
REMARK   3   SOLVENT ATOMS            : 172                                     
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 OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): NULL          
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL          
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL          
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : 0.013 ; NULL                
REMARK   3    ANGLE DISTANCE                  (A) : 1.800 ; NULL                
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : NULL  ; NULL                
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) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : NULL  ; NULL                
REMARK   3    MULTIPLE TORSION                (A) : NULL  ; NULL                
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : NULL  ; NULL                
REMARK   3    STAGGERED                 (DEGREES) : NULL  ; NULL                
REMARK   3    TRANSVERSE                (DEGREES) : NULL  ; 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  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1E98 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 10-OCT-00.                  
REMARK 100 THE DEPOSITION ID IS D_1290005427.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 8.00                               
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          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54                               
REMARK 200  MONOCHROMATOR                  : YES                                
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : AREA DETECTOR                      
REMARK 200  DETECTOR MANUFACTURER          : SIEMENS MULTIWIRE                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 20180                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.3                               
REMARK 200  DATA REDUNDANCY                : 2.840                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.08000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 11.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.90                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.00                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 94.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.93                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.27600                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
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   (%): 53.27                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.63                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: VAPOR DIFFUSION AT 293 K MIXING 2        
REMARK 280  MICROLITERS OF A SOLUTION CONTAINING THE ENZYME, NUCLEOTIDES,       
REMARK 280  AND 50 MM MGCL2 WITH 2 MICROLITERS OF A SOLUTION CONTAINING 21%     
REMARK 280  PEG 3350, 100 MM TRIS HCL PH 8.0 AND 50 MICROLITERS OF DEAD SEA     
REMARK 280  WATER., PH 8.00                                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       24.97500            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       50.52500            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       50.52500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       37.46250            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       50.52500            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       50.52500            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       12.48750            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       50.52500            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       50.52500            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       37.46250            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       50.52500            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       50.52500            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       12.48750            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       24.97500            
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                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 4530 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 18120 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -44.2 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  0.000000 -1.000000  0.000000      101.05000            
REMARK 350   BIOMT2   2 -1.000000  0.000000  0.000000      101.05000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       24.97500            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375 MG    MG A 402  LIES ON A SPECIAL POSITION.                          
REMARK 400                                                                      
REMARK 400 COMPOUND                                                             
REMARK 400 CHAIN A - (GLY SER HIS) INSERTED AT THE N-TERMINUS                   
REMARK 400  CONVERSION OF DTMP TO DTDP                                          
REMARK 400  ATP + THYMIDINE 5'-MONOPHOSPHATE = ADP + THYMIDINE 5'-DIPHOSPHATE.  
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     GLY A    -3                                                      
REMARK 465     SER A    -2                                                      
REMARK 465     HIS A    -1                                                      
REMARK 465     MET A     1                                                      
REMARK 465     ALA A     2                                                      
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   4    CG   CD   NE   CZ   NH1  NH2                        
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   OE2  GLU A   185     O    HOH A  2126              1.90            
REMARK 500   O    HOH A  2143     O    HOH A  2144              2.02            
REMARK 500   NH1  ARG A    41     OE1  GLU A    44              2.02            
REMARK 500   NH2  ARG A   162     ND1  HIS A   165              2.12            
REMARK 500   OE1  GLU A   185     O    HOH A  2128              2.16            
REMARK 500   NH1  ARG A    16     O    GLY A   144              2.16            
REMARK 500   OD1  ASP A    65     O    HOH A  2048              2.17            
REMARK 500   OE2  GLU A   209     O    HOH A  2150              2.18            
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    GLU A  28   OE1 -  CD  -  OE2 ANGL. DEV. =  -7.3 DEGREES          
REMARK 500    ARG A  41   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.1 DEGREES          
REMARK 500    ARG A 143   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.0 DEGREES          
REMARK 500    GLU A 190   CB  -  CG  -  CD  ANGL. DEV. = -21.9 DEGREES          
REMARK 500    GLU A 190   OE1 -  CD  -  OE2 ANGL. DEV. =  16.6 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  97      142.91     79.68                                   
REMARK 500    TYR A  98     -144.55   -145.94                                   
REMARK 500    PHE A 146      158.49    -45.03                                   
REMARK 500    TYR A 151       -3.50     85.04                                   
REMARK 500    GLU A 204        2.22    -68.19                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 401  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 SER A  20   OG                                                     
REMARK 620 2 ADP A 214   O2B  87.0                                              
REMARK 620 3 HOH A2068   O    87.1  93.2                                        
REMARK 620 4 HOH A2159   O    90.5  90.1 175.8                                  
REMARK 620 5 HOH A2166   O    90.7 177.4  87.7  88.9                            
REMARK 620 6 HOH A2167   O   176.9  91.6  90.2  92.3  90.8                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 402  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH A2030   O                                                      
REMARK 620 2 HOH A2030   O    83.8                                              
REMARK 620 3 HOH A2082   O    91.4  93.1                                        
REMARK 620 4 HOH A2082   O    93.2  91.6 173.8                                  
REMARK 620 5 HOH A2087   O   171.7 101.2  94.9  80.2                            
REMARK 620 6 HOH A2087   O   101.1 171.7  80.0  94.9  74.8                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 402                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ADP A 214                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ATM A 301                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1E2D   RELATED DB: PDB                                   
REMARK 900 HUMAN THYMIDYLATE KINASE COMPLEXED WITH THYMIDINE MONOPHOSPHATE,     
REMARK 900 ADENOSINE DIPHOSPHATE AND A MAGNESIUM-ION                            
REMARK 900 RELATED ID: 1E2E   RELATED DB: PDB                                   
REMARK 900 HUMAN THYMIDYLATE KINASE COMPLEXED WITH THYMIDINE MONOPHOSPHATE,     
REMARK 900 ADENOSINE DIPHOSPHATE,A MAGNESIUM-ION AND ALF3                       
REMARK 900 RELATED ID: 1E2F   RELATED DB: PDB                                   
REMARK 900 HUMAN THYMIDYLATE KINASE COMPLEXED WITH THYMIDINE MONOPHOSPHATE,     
REMARK 900 ADENOSINE DIPHOSPHATE AND A MAGNESIUM-ION                            
REMARK 900 RELATED ID: 1E2G   RELATED DB: PDB                                   
REMARK 900 HUMAN THYMIDYLATE KINASE COMPLEXED WITH ADP, TDP AND A MAGNESIUM-ION 
REMARK 900 RELATED ID: 1E2Q   RELATED DB: PDB                                   
REMARK 900 HUMAN THYMIDYLATE KINASE COMPLEXED WITH TP5A AND A MAGNESIUM-ION     
REMARK 900 RELATED ID: 1E99   RELATED DB: PDB                                   
REMARK 900 HUMAN THYMIDYLATE KINASE COMPLEXED WITH AZTMP AND ADP                
REMARK 900 RELATED ID: 1E9A   RELATED DB: PDB                                   
REMARK 900 HUMAN THYMIDYLATE KINASE COMPLEXED WITH THE BISUBSTRATE INHIBITOR    
REMARK 900 AZTP5A                                                               
REMARK 900 RELATED ID: 1E9B   RELATED DB: PDB                                   
REMARK 900 HUMAN THYMIDYLATE KINASE COMPLEXED WITH AZTMP AND APPNP              
REMARK 900 RELATED ID: 1E9C   RELATED DB: PDB                                   
REMARK 900 MUTANT HUMAN THYMIDYLATE KINASE COMPLEXED WITH TMP AND APPNP         
REMARK 900 RELATED ID: 1E9D   RELATED DB: PDB                                   
REMARK 900 MUTANT HUMAN THYMIDYLATE KINASE (F105Y) COMPLEXED WITH AZTMP AND ADP 
REMARK 900 RELATED ID: 1E9E   RELATED DB: PDB                                   
REMARK 900 MUTANT HUMAN THYMIDYLATE KINASE (F105Y) COMPLEXED WITH DTMP AND ADP  
REMARK 900 RELATED ID: 1E9F   RELATED DB: PDB                                   
REMARK 900 MUTANT HUMAN THYMIDYLATE KINASE COMPLEXED WITH TMP AND ADP           
REMARK 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 SAMPLE CONTAINS SER183, ILE184, ASP190, AND A ILE191                 
REMARK 999 (CONFIRMED BY THE DNA SEQUENCE AND ELECTRON DENSITY OF               
REMARK 999 SIDE-CHAINS). POSSIBLE ERROR IN SWISSPROT ENTRY.                     
DBREF  1E98 A    1   212  UNP    P23919   KTHY_HUMAN       1    212             
SEQADV 1E98 GLY A   -3  UNP  P23919              EXPRESSION TAG                 
SEQADV 1E98 SER A   -2  UNP  P23919              EXPRESSION TAG                 
SEQADV 1E98 HIS A   -1  UNP  P23919              EXPRESSION TAG                 
SEQADV 1E98 ARG A  183  UNP  P23919    SER   183 SEE REMARK 999                 
SEQADV 1E98 GLU A  190  UNP  P23919    ASP   190 SEE REMARK 999                 
SEQRES   1 A  215  GLY SER HIS MET ALA ALA ARG ARG GLY ALA LEU ILE VAL          
SEQRES   2 A  215  LEU GLU GLY VAL ASP ARG ALA GLY LYS SER THR GLN SER          
SEQRES   3 A  215  ARG LYS LEU VAL GLU ALA LEU CYS ALA ALA GLY HIS ARG          
SEQRES   4 A  215  ALA GLU LEU LEU ARG PHE PRO GLU ARG SER THR GLU ILE          
SEQRES   5 A  215  GLY LYS LEU LEU SER SER TYR LEU GLN LYS LYS SER ASP          
SEQRES   6 A  215  VAL GLU ASP HIS SER VAL HIS LEU LEU PHE SER ALA ASN          
SEQRES   7 A  215  ARG TRP GLU GLN VAL PRO LEU ILE LYS GLU LYS LEU SER          
SEQRES   8 A  215  GLN GLY VAL THR LEU VAL VAL ASP ARG TYR ALA PHE SER          
SEQRES   9 A  215  GLY VAL ALA PHE THR GLY ALA LYS GLU ASN PHE SER LEU          
SEQRES  10 A  215  ASP TRP CYS LYS GLN PRO ASP VAL GLY LEU PRO LYS PRO          
SEQRES  11 A  215  ASP LEU VAL LEU PHE LEU GLN LEU GLN LEU ALA ASP ALA          
SEQRES  12 A  215  ALA LYS ARG GLY ALA PHE GLY HIS GLU ARG TYR GLU ASN          
SEQRES  13 A  215  GLY ALA PHE GLN GLU ARG ALA LEU ARG CYS PHE HIS GLN          
SEQRES  14 A  215  LEU MET LYS ASP THR THR LEU ASN TRP LYS MET VAL ASP          
SEQRES  15 A  215  ALA SER LYS ARG ILE GLU ALA VAL HIS GLU GLU ILE ARG          
SEQRES  16 A  215  VAL LEU SER GLU ASP ALA ILE ARG THR ALA THR GLU LYS          
SEQRES  17 A  215  PRO LEU GLY GLU LEU TRP LYS                                  
HET    ADP  A 214      27                                                       
HET    ATM  A 301      23                                                       
HET     MG  A 401       1                                                       
HET     MG  A 402       1                                                       
HETNAM     ADP ADENOSINE-5'-DIPHOSPHATE                                         
HETNAM     ATM 3'-AZIDO-3'-DEOXYTHYMIDINE-5'-MONOPHOSPHATE                      
HETNAM      MG MAGNESIUM ION                                                    
FORMUL   2  ADP    C10 H15 N5 O10 P2                                            
FORMUL   3  ATM    C10 H14 N5 O7 P                                              
FORMUL   4   MG    2(MG 2+)                                                     
FORMUL   6  HOH   *172(H2 O)                                                    
HELIX    1   1 GLY A   18  ALA A   33  1                                  16    
HELIX    2   2 THR A   47  GLN A   58  1                                  12    
HELIX    3   3 GLU A   64  GLU A   78  1                                  15    
HELIX    4   4 GLN A   79  GLN A   89  1                                  11    
HELIX    5   5 TYR A   98  ALA A  108  1                                  11    
HELIX    6   6 SER A  113  GLN A  119  1                                   7    
HELIX    7   7 PRO A  120  VAL A  122  5                                   3    
HELIX    8   8 GLN A  136  LYS A  142  1                                   7    
HELIX    9   9 ASN A  153  MET A  168  1                                  16    
HELIX   10  10 ARG A  183  THR A  201  1                                  19    
HELIX   11  11 ALA A  202  LYS A  205  5                                   4    
SHEET    1   A 5 ALA A  37  ARG A  41  0                                        
SHEET    2   A 5 THR A  92  ASP A  96  1  O  THR A  92   N  GLU A  38           
SHEET    3   A 5 LEU A   8  GLY A  13  1  O  ILE A   9   N  VAL A  95           
SHEET    4   A 5 LEU A 129  GLN A 134  1  O  LEU A 129   N  VAL A  10           
SHEET    5   A 5 TRP A 175  ASP A 179  1  O  LYS A 176   N  PHE A 132           
LINK         OG  SER A  20                MG    MG A 401     1555   1555  2.25  
LINK         O2B ADP A 214                MG    MG A 401     1555   1555  2.04  
LINK        MG    MG A 401                 O   HOH A2068     1555   1555  2.22  
LINK        MG    MG A 401                 O   HOH A2159     1555   1555  2.23  
LINK        MG    MG A 401                 O   HOH A2166     1555   1555  2.13  
LINK        MG    MG A 401                 O   HOH A2167     1555   1555  2.17  
LINK        MG    MG A 402                 O   HOH A2030     1555   1555  1.91  
LINK        MG    MG A 402                 O   HOH A2030     1555   8665  1.91  
LINK        MG    MG A 402                 O   HOH A2082     1555   8665  2.31  
LINK        MG    MG A 402                 O   HOH A2082     1555   1555  2.30  
LINK        MG    MG A 402                 O   HOH A2087     1555   8665  2.06  
LINK        MG    MG A 402                 O   HOH A2087     1555   1555  2.06  
CISPEP   1 PHE A   42    PRO A   43          0        -3.02                     
SITE     1 AC1  6 SER A  20  ADP A 214  HOH A2068  HOH A2159                    
SITE     2 AC1  6 HOH A2166  HOH A2167                                          
SITE     1 AC2  3 HOH A2030  HOH A2082  HOH A2087                               
SITE     1 AC3 25 ARG A  16  ALA A  17  GLY A  18  LYS A  19                    
SITE     2 AC3 25 SER A  20  THR A  21  ARG A 143  ALA A 180                    
SITE     3 AC3 25 LYS A 182  ARG A 183  ILE A 184  ARG A 192                    
SITE     4 AC3 25  MG A 401  HOH A2137  HOH A2156  HOH A2157                    
SITE     5 AC3 25 HOH A2158  HOH A2159  HOH A2160  HOH A2161                    
SITE     6 AC3 25 HOH A2162  HOH A2163  HOH A2164  HOH A2165                    
SITE     7 AC3 25 HOH A2167                                                     
SITE     1 AC4 20 PHE A  42  LEU A  57  PHE A  72  ARG A  76                    
SITE     2 AC4 20 ARG A  97  GLY A 102  PHE A 105  TYR A 151                    
SITE     3 AC4 20 GLN A 157  ARG A 200  HOH A2010  HOH A2068                    
SITE     4 AC4 20 HOH A2106  HOH A2166  HOH A2167  HOH A2168                    
SITE     5 AC4 20 HOH A2169  HOH A2170  HOH A2171  HOH A2172                    
CRYST1  101.050  101.050   49.950  90.00  90.00  90.00 P 43 21 2     8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.009896  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009896  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.020020        0.00000