HEADER    TRANSFERASE                             11-OCT-00   1E9F              
TITLE     MUTANT HUMAN THYMIDYLATE KINASE COMPLEXED WITH TMP 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;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS, ESCHERICHIA COLI;                 
SOURCE   3 ORGANISM_TAXID: 9606, 562;                                           
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    PHOSPHOTRANSFERASE, THYMIDYLATE KINASE, P-LOOP, TRANSFERASE           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    N.OSTERMANN,A.LAVIE,S.PADIYAR,R.BRUNDIERS,T.VEIT,J.REINSTEIN,         
AUTHOR   2 R.S.GOODY,M.KONRAD,I.SCHLICHTING                                     
REVDAT   7   08-MAY-24 1E9F    1       REMARK LINK                              
REVDAT   6   24-JUL-19 1E9F    1       REMARK                                   
REVDAT   5   06-MAR-19 1E9F    1       REMARK                                   
REVDAT   4   15-MAR-17 1E9F    1       SOURCE                                   
REVDAT   3   24-FEB-09 1E9F    1       VERSN                                    
REVDAT   2   18-JUL-03 1E9F    1       REMARK                                   
REVDAT   1   11-OCT-01 1E9F    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 PHOSPHORYLTRANSFER MECHANISM OF HUMAN      
REMARK   1  TITL 2 THYMIDYLATE KINASE GAINED FROM 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 5                                             
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.90                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 70.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 19650                          
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) : 0.226                           
REMARK   3   FREE R VALUE                     : 0.283                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 2019                            
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   REFLECTION IN BIN     (WORKING SET) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE SET COUNT          : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1577                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 50                                      
REMARK   3   SOLVENT ATOMS            : 162                                     
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 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : NULL                          
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : NULL                          
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):  NULL ;  NULL ;  NULL       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : NULL                                          
REMARK   3   ION PROBE RADIUS   : NULL                                          
REMARK   3   SHRINKAGE RADIUS   : NULL                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1E9F COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 11-OCT-00.                  
REMARK 100 THE DEPOSITION ID IS D_1290005442.                                   
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) : Y                                  
REMARK 200  RADIATION SOURCE               : EMBL/DESY, HAMBURG                 
REMARK 200  BEAMLINE                       : BW7B                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.8443                             
REMARK 200  MONOCHROMATOR                  : YES                                
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 19646                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.900                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 70.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 96.8                               
REMARK 200  DATA REDUNDANCY                : 4.900                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.05400                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 17.0000                            
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     (%) : 97.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 4.30                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.14400                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.200                              
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   (%): 51.75                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.55                     
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       24.60000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       50.10000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       50.10000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       36.90000            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       50.10000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       50.10000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       12.30000            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       50.10000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       50.10000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       36.90000            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       50.10000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       50.10000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       12.30000            
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       24.60000            
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: PQS                                                   
REMARK 350 TOTAL BURIED SURFACE AREA: 1820 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 21700 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -18.9 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      100.20000            
REMARK 350   BIOMT2   2 -1.000000  0.000000  0.000000      100.20000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000       24.60000            
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 - ENGINEERED MUTATION ARG200ALA, ARG16GLY                    
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 400                                                                      
REMARK 400  IN THIS MUTANT THE SO-CALLED LID REGION (RESIDUES                   
REMARK 400  A145-A148) HAS BEEN SUBSTITUTED WITH THE CORRESPONDING,             
REMARK 400  SLIGHTLY LONGER SEQUENCE (RESIDUES 151-156 RARGEL) FROM THE         
REMARK 400  E.COLI ENZYME. THESE RESIDUES ARE NOT VISIBLE IN THE                
REMARK 400  ELECTRON DENSITY. THEREFORE, THE RESIDUES HAVE NOT BEEN             
REMARK 400  RENUMBERED.                                                         
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    -2                                                      
REMARK 465     SER A    -1                                                      
REMARK 465     HIS A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     ALA A     3                                                      
REMARK 465     GLY A   144                                                      
REMARK 465     ARG A   145                                                      
REMARK 465     ALA A   146                                                      
REMARK 465     ARG A   147                                                      
REMARK 465     GLY A   148                                                      
REMARK 465     GLU A   148A                                                     
REMARK 465     LEU A   148B                                                     
REMARK 465     GLU A   149                                                      
REMARK 465     ARG A   150                                                      
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     LYS A 142    CG   CD   CE   NZ                                   
REMARK 470     TYR A 151    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     GLU A 152    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 212    O                                                   
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   CB   TYR A   151     O    HOH A  2108              0.21            
REMARK 500   OE2  GLU A    48     O    HOH A  2045              0.88            
REMARK 500   CD   GLU A    48     O    HOH A  2045              1.17            
REMARK 500   OG   SER A    61     O    HOH A  2052              1.26            
REMARK 500   OE1  GLU A   185     O    HOH A  2128              1.37            
REMARK 500   CA   TYR A   151     O    HOH A  2108              1.37            
REMARK 500   NH1  ARG A    41     O    HOH A  2035              1.38            
REMARK 500   NZ   LYS A   126     O    HOH A  2098              1.44            
REMARK 500   CG   GLU A    48     O    HOH A  2045              1.79            
REMARK 500   OE2  GLU A   189     O    HOH A  2131              2.13            
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  24   NE  -  CZ  -  NH1 ANGL. DEV. =   3.4 DEGREES          
REMARK 500    ARG A  36   NE  -  CZ  -  NH1 ANGL. DEV. =   5.3 DEGREES          
REMARK 500    ARG A  41   CD  -  NE  -  CZ  ANGL. DEV. =  18.4 DEGREES          
REMARK 500    ARG A  41   NE  -  CZ  -  NH1 ANGL. DEV. =   5.2 DEGREES          
REMARK 500    ARG A  76   NE  -  CZ  -  NH1 ANGL. DEV. =   4.8 DEGREES          
REMARK 500    ARG A  97   CD  -  NE  -  CZ  ANGL. DEV. =  24.3 DEGREES          
REMARK 500    ARG A  97   NE  -  CZ  -  NH2 ANGL. DEV. =  -4.5 DEGREES          
REMARK 500    TYR A  98   CB  -  CG  -  CD2 ANGL. DEV. =  -5.0 DEGREES          
REMARK 500    TYR A  98   CB  -  CG  -  CD1 ANGL. DEV. =   4.7 DEGREES          
REMARK 500    ARG A 143   NE  -  CZ  -  NH1 ANGL. DEV. =  -3.9 DEGREES          
REMARK 500    ARG A 159   NE  -  CZ  -  NH1 ANGL. DEV. =  -4.1 DEGREES          
REMARK 500    ALA A 200   CB  -  CA  -  C   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    ARG A  97      140.41     82.81                                   
REMARK 500    TYR A  98     -143.87   -145.18                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A2020        DISTANCE =  6.17 ANGSTROMS                       
REMARK 525    HOH A2066        DISTANCE =  5.92 ANGSTROMS                       
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 302   O2B  92.2                                              
REMARK 620 3 HOH A2014   O    85.7 175.6                                        
REMARK 620 4 HOH A2082   O    82.2  94.1  81.8                                  
REMARK 620 5 HOH A2155   O   175.2  91.0  90.8  94.0                            
REMARK 620 6 HOH A2156   O    81.8  96.2  87.4 161.3 101.4                      
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 A2040   O                                                      
REMARK 620 2 HOH A2040   O    79.3                                              
REMARK 620 3 HOH A2089   O   167.5  90.7                                        
REMARK 620 4 HOH A2089   O    91.5 167.1  99.5                                  
REMARK 620 5 HOH A2093   O    77.8 106.9  98.2  79.6                            
REMARK 620 6 HOH A2093   O   106.2  76.8  78.5  97.5 175.2                      
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 TMP A 301                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ADP A 302                 
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: 1E98   RELATED DB: PDB                                   
REMARK 900 WILD TYPE HUMAN THYMIDYLATE KINASE COMPLEXED WITH AZTMP AND ADP      
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 999                                                                      
REMARK 999 SEQUENCE                                                             
REMARK 999 SAMPLE COMTAINS 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  1E9F A    1   144  UNP    P23919   KTHY_HUMAN       1    144             
DBREF  1E9F A  145   148B UNP    P37345   KTHY_ECOLI     151    156             
DBREF  1E9F A  149   212  UNP    P23919   KTHY_HUMAN     149    212             
SEQADV 1E9F GLY A   -2  UNP  P23919              EXPRESSION TAG                 
SEQADV 1E9F SER A   -1  UNP  P23919              EXPRESSION TAG                 
SEQADV 1E9F HIS A    0  UNP  P23919              EXPRESSION TAG                 
SEQADV 1E9F ALA A  200  UNP  P23919    ARG   200 ENGINEERED MUTATION            
SEQADV 1E9F GLY A   16  UNP  P23919    ARG    16 ENGINEERED MUTATION            
SEQADV 1E9F ILE A  184  UNP  P23919    LEU   184 CONFLICT                       
SEQADV 1E9F ILE A  191  UNP  P23919    LEU   191 CONFLICT                       
SEQADV 1E9F ASP A  190  UNP  P23919    GLU   190 CONFLICT                       
SEQADV 1E9F SER A  183  UNP  P23919    ARG   183 CONFLICT                       
SEQRES   1 A  217  GLY SER HIS MET ALA ALA ARG ARG GLY ALA LEU ILE VAL          
SEQRES   2 A  217  LEU GLU GLY VAL ASP GLY ALA GLY LYS SER THR GLN SER          
SEQRES   3 A  217  ARG LYS LEU VAL GLU ALA LEU CYS ALA ALA GLY HIS ARG          
SEQRES   4 A  217  ALA GLU LEU LEU ARG PHE PRO GLU ARG SER THR GLU ILE          
SEQRES   5 A  217  GLY LYS LEU LEU SER SER TYR LEU GLN LYS LYS SER ASP          
SEQRES   6 A  217  VAL GLU ASP HIS SER VAL HIS LEU LEU PHE SER ALA ASN          
SEQRES   7 A  217  ARG TRP GLU GLN VAL PRO LEU ILE LYS GLU LYS LEU SER          
SEQRES   8 A  217  GLN GLY VAL THR LEU VAL VAL ASP ARG TYR ALA PHE SER          
SEQRES   9 A  217  GLY VAL ALA PHE THR GLY ALA LYS GLU ASN PHE SER LEU          
SEQRES  10 A  217  ASP TRP CYS LYS GLN PRO ASP VAL GLY LEU PRO LYS PRO          
SEQRES  11 A  217  ASP LEU VAL LEU PHE LEU GLN LEU GLN LEU ALA ASP ALA          
SEQRES  12 A  217  ALA LYS ARG GLY ARG ALA ARG GLY GLU LEU GLU ARG TYR          
SEQRES  13 A  217  GLU ASN GLY ALA PHE GLN GLU ARG ALA LEU ARG CYS PHE          
SEQRES  14 A  217  HIS GLN LEU MET LYS ASP THR THR LEU ASN TRP LYS MET          
SEQRES  15 A  217  VAL ASP ALA SER LYS SER ILE GLU ALA VAL HIS GLU ASP          
SEQRES  16 A  217  ILE ARG VAL LEU SER GLU ASP ALA ILE ALA THR ALA THR          
SEQRES  17 A  217  GLU LYS PRO LEU GLY GLU LEU TRP LYS                          
HET    TMP  A 301      21                                                       
HET    ADP  A 302      27                                                       
HET     MG  A 401       1                                                       
HET     MG  A 402       1                                                       
HETNAM     TMP THYMIDINE-5'-PHOSPHATE                                           
HETNAM     ADP ADENOSINE-5'-DIPHOSPHATE                                         
HETNAM      MG MAGNESIUM ION                                                    
FORMUL   2  TMP    C10 H15 N2 O8 P                                              
FORMUL   3  ADP    C10 H15 N5 O10 P2                                            
FORMUL   4   MG    2(MG 2+)                                                     
FORMUL   6  HOH   *162(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  GLY A  107  1                                  10    
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  ARG A  143  1                                   8    
HELIX    9   9 ASN A  153  MET A  168  1                                  16    
HELIX   10  10 SER 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  GLU A  12  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  2.12  
LINK         O2B ADP A 302                MG    MG A 401     1555   1555  2.02  
LINK        MG    MG A 401                 O   HOH A2014     1555   1555  2.43  
LINK        MG    MG A 401                 O   HOH A2082     1555   1555  2.36  
LINK        MG    MG A 401                 O   HOH A2155     1555   1555  2.32  
LINK        MG    MG A 401                 O   HOH A2156     1555   1555  2.36  
LINK        MG    MG A 402                 O   HOH A2040     1555   8665  2.36  
LINK        MG    MG A 402                 O   HOH A2040     1555   1555  2.37  
LINK        MG    MG A 402                 O   HOH A2089     1555   8665  2.25  
LINK        MG    MG A 402                 O   HOH A2089     1555   1555  2.24  
LINK        MG    MG A 402                 O   HOH A2093     1555   8665  2.56  
LINK        MG    MG A 402                 O   HOH A2093     1555   1555  2.60  
CISPEP   1 PHE A   42    PRO A   43          0        -0.91                     
SITE     1 AC1  6 SER A  20  ADP A 302  HOH A2014  HOH A2082                    
SITE     2 AC1  6 HOH A2155  HOH A2156                                          
SITE     1 AC2  3 HOH A2040  HOH A2089  HOH A2093                               
SITE     1 AC3 13 ASP A  15  PHE A  42  LEU A  57  PHE A  72                    
SITE     2 AC3 13 ARG A  76  ARG A  97  GLY A 102  PHE A 105                    
SITE     3 AC3 13 HOH A2037  HOH A2082  HOH A2153  HOH A2154                    
SITE     4 AC3 13 HOH A2155                                                     
SITE     1 AC4 20 GLY A  16  ALA A  17  GLY A  18  LYS A  19                    
SITE     2 AC4 20 SER A  20  THR A  21  ARG A 143  LYS A 182                    
SITE     3 AC4 20 SER A 183  ILE A 184  ARG A 192   MG A 401                    
SITE     4 AC4 20 HOH A2107  HOH A2155  HOH A2156  HOH A2157                    
SITE     5 AC4 20 HOH A2158  HOH A2160  HOH A2161  HOH A2162                    
CRYST1  100.200  100.200   49.200  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      0.009980  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009980  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.020325        0.00000