PDB Short entry for 2WK6
HEADER    TRANSFERASE                             05-JUN-09   2WK6              
TITLE     STRUCTURAL FEATURES OF NATIVE HUMAN THYMIDINE PHOSPHORYLASE AND IN    
TITLE    2 COMPLEX WITH 5-IODOURACIL                                            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: THYMIDINE PHOSPHORYLASE;                                   
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: TDRPASE, PLATELET-DERIVED ENDOTHELIAL CELL GROWTH FACTOR,   
COMPND   5 GLIOSTATIN, TP, PD-ECGF;                                             
COMPND   6 EC: 2.4.2.4;                                                         
COMPND   7 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: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21-CODONPLUS(DE3)-RIPL;                  
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PYSBLIC                                   
KEYWDS    GLYCOSYLTRANSFERASE, DEVELOPMENTAL PROTEIN, ANGIOGENESIS, 5-          
KEYWDS   2 IODOURACIL, GROWTH FACTOR, ENZYME KINETICS, DIFFERENTIATION, DISEASE 
KEYWDS   3 MUTATION, THYMIDINE PHOSPHORYLASE, CHEMOTAXIS, TRANSFERASE,          
KEYWDS   4 MUTAGENESIS, POLYMORPHISM                                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.MITSIKI,A.C.PAPAGEORGIOU,S.IYER,N.THIYAGARAJAN,S.H.PRIOR,D.SLEEP,   
AUTHOR   2 C.FINNIS,K.R.ACHARYA                                                 
REVDAT   4   13-DEC-23 2WK6    1       REMARK                                   
REVDAT   3   17-JAN-18 2WK6    1       REMARK                                   
REVDAT   2   28-JUL-09 2WK6    1       JRNL                                     
REVDAT   1   07-JUL-09 2WK6    0                                                
JRNL        AUTH   E.MITSIKI,A.C.PAPAGEORGIOU,S.IYER,N.THIYAGARAJAN,S.H.PRIOR,  
JRNL        AUTH 2 D.SLEEP,C.FINNIS,K.R.ACHARYA                                 
JRNL        TITL   STRUCTURES OF NATIVE HUMAN THYMIDINE PHOSPHORYLASE AND IN    
JRNL        TITL 2 COMPLEX WITH 5-IODOURACIL.                                   
JRNL        REF    BIOCHEM.BIOPHYS.RES.COMMUN.   V. 386   666 2009              
JRNL        REFN                   ISSN 0006-291X                               
JRNL        PMID   19555658                                                     
JRNL        DOI    10.1016/J.BBRC.2009.06.104                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.2                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 46.59                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 262571.430                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 95.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 30049                          
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 SET) : 0.227                           
REMARK   3   FREE R VALUE                     : 0.283                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 3.300                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 981                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.009                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.50                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.66                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 93.10                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 4626                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2670                       
REMARK   3   BIN FREE R VALUE                    : 0.3490                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 3.40                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 161                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.027                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 6514                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 18                                      
REMARK   3   SOLVENT ATOMS            : 44                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 37.10                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 43.20                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 6.09000                                              
REMARK   3    B22 (A**2) : 5.82000                                              
REMARK   3    B33 (A**2) : -11.91000                                            
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.31                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.21                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.43                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.35                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.300                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.00                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.970                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 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  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : FLAT MODEL                                           
REMARK   3   KSOL        : 0.40                                                 
REMARK   3   BSOL        : 45.29                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NONE                                                    
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  3  : IUR.PARAM                                      
REMARK   3  PARAMETER FILE  4  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : WATER_REP.TOP                                  
REMARK   3  TOPOLOGY FILE  3   : IUR.TOP                                        
REMARK   3  TOPOLOGY FILE  4   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: BULK SOLVENT MODEL USED                   
REMARK   4                                                                      
REMARK   4 2WK6 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 05-JUN-09.                  
REMARK 100 THE DEPOSITION ID IS D_1290040056.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 02-FEB-00                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : MAX II                             
REMARK 200  BEAMLINE                       : I711                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.08740                            
REMARK 200  MONOCHROMATOR                  : SI(III)                            
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MAR SCANNER 345 MM PLATE           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 33589                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.5                               
REMARK 200  DATA REDUNDANCY                : 4.400                              
REMARK 200  R MERGE                    (I) : 0.05000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 22.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.59                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 69.6                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.80                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.18000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1UOU                                       
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 49.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.44                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 2.8-3.5 M SODIUM-FORMATE, 100 MM 5-IUR   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
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                                                                      
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       30.95550            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000      106.13700            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       33.63300            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000      106.13700            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       30.95550            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       33.63300            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        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: PQS                                                   
REMARK 350 TOTAL BURIED SURFACE AREA: 2490 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 37870 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -19.3 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 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     MET A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     ALA A     3                                                      
REMARK 465     LEU A     4                                                      
REMARK 465     MET A     5                                                      
REMARK 465     THR A     6                                                      
REMARK 465     PRO A     7                                                      
REMARK 465     GLY A     8                                                      
REMARK 465     THR A     9                                                      
REMARK 465     GLY A    10                                                      
REMARK 465     ALA A    11                                                      
REMARK 465     PRO A    12                                                      
REMARK 465     PRO A    13                                                      
REMARK 465     ALA A    14                                                      
REMARK 465     PRO A    15                                                      
REMARK 465     GLY A    16                                                      
REMARK 465     ASP A    17                                                      
REMARK 465     PHE A    18                                                      
REMARK 465     SER A    19                                                      
REMARK 465     GLY A    20                                                      
REMARK 465     GLU A    21                                                      
REMARK 465     GLY A    22                                                      
REMARK 465     SER A    23                                                      
REMARK 465     GLN A    24                                                      
REMARK 465     GLY A    25                                                      
REMARK 465     LEU A    26                                                      
REMARK 465     PRO A    27                                                      
REMARK 465     ASP A    28                                                      
REMARK 465     PRO A    29                                                      
REMARK 465     SER A    30                                                      
REMARK 465     PRO A    31                                                      
REMARK 465     GLU A    32                                                      
REMARK 465     PRO A    33                                                      
REMARK 465     LYS A    34                                                      
REMARK 465     GLN A   482                                                      
REMARK 465     MET B     1                                                      
REMARK 465     ALA B     2                                                      
REMARK 465     ALA B     3                                                      
REMARK 465     LEU B     4                                                      
REMARK 465     MET B     5                                                      
REMARK 465     THR B     6                                                      
REMARK 465     PRO B     7                                                      
REMARK 465     GLY B     8                                                      
REMARK 465     THR B     9                                                      
REMARK 465     GLY B    10                                                      
REMARK 465     ALA B    11                                                      
REMARK 465     PRO B    12                                                      
REMARK 465     PRO B    13                                                      
REMARK 465     ALA B    14                                                      
REMARK 465     PRO B    15                                                      
REMARK 465     GLY B    16                                                      
REMARK 465     ASP B    17                                                      
REMARK 465     PHE B    18                                                      
REMARK 465     SER B    19                                                      
REMARK 465     GLY B    20                                                      
REMARK 465     GLU B    21                                                      
REMARK 465     GLY B    22                                                      
REMARK 465     SER B    23                                                      
REMARK 465     GLN B    24                                                      
REMARK 465     GLY B    25                                                      
REMARK 465     LEU B    26                                                      
REMARK 465     PRO B    27                                                      
REMARK 465     ASP B    28                                                      
REMARK 465     PRO B    29                                                      
REMARK 465     SER B    30                                                      
REMARK 465     PRO B    31                                                      
REMARK 465     GLU B    32                                                      
REMARK 465     PRO B    33                                                      
REMARK 465     LYS B    34                                                      
REMARK 465     GLN B   482                                                      
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     GLN A 481    CA   C    O    CB   CG   CD   OE1                   
REMARK 470     GLN A 481    NE2                                                 
REMARK 470     GLN B 481    CA   C    O    CB   CG   CD   OE1                   
REMARK 470     GLN B 481    NE2                                                 
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   SG   CYS A   361     O    HOH A  2024              0.88            
REMARK 500   CB   SER A    65     NH2  ARG B   410              1.73            
REMARK 500   O    LEU A   417     O    HOH A  2028              1.79            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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    GLU A 159   CD    GLU A 159   OE1    -0.134                       
REMARK 500    GLU A 159   CD    GLU A 159   OE2    -0.131                       
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 159   OE1 -  CD  -  OE2 ANGL. DEV. = -11.8 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 109      -66.25    -25.02                                   
REMARK 500    SER A 144     -156.25   -118.01                                   
REMARK 500    CYS A 183      128.55    172.75                                   
REMARK 500    VAL A 192       81.78     35.50                                   
REMARK 500    MET A 273       36.93   -146.01                                   
REMARK 500    HIS A 283      -76.27   -135.09                                   
REMARK 500    ASP A 295       41.84   -108.30                                   
REMARK 500    ALA A 297     -152.17   -109.69                                   
REMARK 500    ARG B 109      -53.89    -14.33                                   
REMARK 500    LYS B 124       33.98    -96.50                                   
REMARK 500    CYS B 136       36.70   -142.55                                   
REMARK 500    SER B 144     -136.68   -100.76                                   
REMARK 500    VAL B 192       56.75     37.75                                   
REMARK 500    ALA B 229      131.13    177.40                                   
REMARK 500    MET B 273       31.86   -143.07                                   
REMARK 500    HIS B 283      -71.01   -128.17                                   
REMARK 500    ALA B 297     -150.58   -116.94                                   
REMARK 500    ASP B 301      -71.50    -34.17                                   
REMARK 500    SER B 338       91.86     70.41                                   
REMARK 500    ARG B 410     -152.33   -138.54                                   
REMARK 500    ALA B 411      -91.80    -76.54                                   
REMARK 500    ARG B 433      108.99    -49.40                                   
REMARK 500    GLU B 457       -7.66    -57.89                                   
REMARK 500    ARG B 464     -177.49    -59.46                                   
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 IUR A 1482                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE IUR B 1482                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2J0F   RELATED DB: PDB                                   
REMARK 900 STRUCTURAL BASIS FOR NON-COMPETITIVE PRODUCT INHIBITION IN HUMAN     
REMARK 900 THYMIDINE PHOSPHORYLASE: IMPLICATION FOR DRUG DESIGN                 
REMARK 900 RELATED ID: 2WK5   RELATED DB: PDB                                   
REMARK 900 STRUCTURAL FEATURES OF NATIVE HUMAN THYMIDINE PHOSPHORYLASE AND IN   
REMARK 900 COMPLEX WITH 5- IODOURACIL                                           
REMARK 900 RELATED ID: 1UOU   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF HUMAN THYMIDINE PHOSPHORYLASE IN COMPLEX WITH   
REMARK 900 A SMALL MOLECULE INHIBITOR                                           
DBREF  2WK6 A    1   482  UNP    P19971   TYPH_HUMAN       1    482             
DBREF  2WK6 B    1   482  UNP    P19971   TYPH_HUMAN       1    482             
SEQRES   1 A  482  MET ALA ALA LEU MET THR PRO GLY THR GLY ALA PRO PRO          
SEQRES   2 A  482  ALA PRO GLY ASP PHE SER GLY GLU GLY SER GLN GLY LEU          
SEQRES   3 A  482  PRO ASP PRO SER PRO GLU PRO LYS GLN LEU PRO GLU LEU          
SEQRES   4 A  482  ILE ARG MET LYS ARG ASP GLY GLY ARG LEU SER GLU ALA          
SEQRES   5 A  482  ASP ILE ARG GLY PHE VAL ALA ALA VAL VAL ASN GLY SER          
SEQRES   6 A  482  ALA GLN GLY ALA GLN ILE GLY ALA MET LEU MET ALA ILE          
SEQRES   7 A  482  ARG LEU ARG GLY MET ASP LEU GLU GLU THR SER VAL LEU          
SEQRES   8 A  482  THR GLN ALA LEU ALA GLN SER GLY GLN GLN LEU GLU TRP          
SEQRES   9 A  482  PRO GLU ALA TRP ARG GLN GLN LEU VAL ASP LYS HIS SER          
SEQRES  10 A  482  THR GLY GLY VAL GLY ASP LYS VAL SER LEU VAL LEU ALA          
SEQRES  11 A  482  PRO ALA LEU ALA ALA CYS GLY CYS LYS VAL PRO MET ILE          
SEQRES  12 A  482  SER GLY ARG GLY LEU GLY HIS THR GLY GLY THR LEU ASP          
SEQRES  13 A  482  LYS LEU GLU SER ILE PRO GLY PHE ASN VAL ILE GLN SER          
SEQRES  14 A  482  PRO GLU GLN MET GLN VAL LEU LEU ASP GLN ALA GLY CYS          
SEQRES  15 A  482  CYS ILE VAL GLY GLN SER GLU GLN LEU VAL PRO ALA ASP          
SEQRES  16 A  482  GLY ILE LEU TYR ALA ALA ARG ASP VAL THR ALA THR VAL          
SEQRES  17 A  482  ASP SER LEU PRO LEU ILE THR ALA SER ILE LEU SER LYS          
SEQRES  18 A  482  LYS LEU VAL GLU GLY LEU SER ALA LEU VAL VAL ASP VAL          
SEQRES  19 A  482  LYS PHE GLY GLY ALA ALA VAL PHE PRO ASN GLN GLU GLN          
SEQRES  20 A  482  ALA ARG GLU LEU ALA LYS THR LEU VAL GLY VAL GLY ALA          
SEQRES  21 A  482  SER LEU GLY LEU ARG VAL ALA ALA ALA LEU THR ALA MET          
SEQRES  22 A  482  ASP LYS PRO LEU GLY ARG CYS VAL GLY HIS ALA LEU GLU          
SEQRES  23 A  482  VAL GLU GLU ALA LEU LEU CYS MET ASP GLY ALA GLY PRO          
SEQRES  24 A  482  PRO ASP LEU ARG ASP LEU VAL THR THR LEU GLY GLY ALA          
SEQRES  25 A  482  LEU LEU TRP LEU SER GLY HIS ALA GLY THR GLN ALA GLN          
SEQRES  26 A  482  GLY ALA ALA ARG VAL ALA ALA ALA LEU ASP ASP GLY SER          
SEQRES  27 A  482  ALA LEU GLY ARG PHE GLU ARG MET LEU ALA ALA GLN GLY          
SEQRES  28 A  482  VAL ASP PRO GLY LEU ALA ARG ALA LEU CYS SER GLY SER          
SEQRES  29 A  482  PRO ALA GLU ARG ARG GLN LEU LEU PRO ARG ALA ARG GLU          
SEQRES  30 A  482  GLN GLU GLU LEU LEU ALA PRO ALA ASP GLY THR VAL GLU          
SEQRES  31 A  482  LEU VAL ARG ALA LEU PRO LEU ALA LEU VAL LEU HIS GLU          
SEQRES  32 A  482  LEU GLY ALA GLY ARG SER ARG ALA GLY GLU PRO LEU ARG          
SEQRES  33 A  482  LEU GLY VAL GLY ALA GLU LEU LEU VAL ASP VAL GLY GLN          
SEQRES  34 A  482  ARG LEU ARG ARG GLY THR PRO TRP LEU ARG VAL HIS ARG          
SEQRES  35 A  482  ASP GLY PRO ALA LEU SER GLY PRO GLN SER ARG ALA LEU          
SEQRES  36 A  482  GLN GLU ALA LEU VAL LEU SER ASP ARG ALA PRO PHE ALA          
SEQRES  37 A  482  ALA PRO SER PRO PHE ALA GLU LEU VAL LEU PRO PRO GLN          
SEQRES  38 A  482  GLN                                                          
SEQRES   1 B  482  MET ALA ALA LEU MET THR PRO GLY THR GLY ALA PRO PRO          
SEQRES   2 B  482  ALA PRO GLY ASP PHE SER GLY GLU GLY SER GLN GLY LEU          
SEQRES   3 B  482  PRO ASP PRO SER PRO GLU PRO LYS GLN LEU PRO GLU LEU          
SEQRES   4 B  482  ILE ARG MET LYS ARG ASP GLY GLY ARG LEU SER GLU ALA          
SEQRES   5 B  482  ASP ILE ARG GLY PHE VAL ALA ALA VAL VAL ASN GLY SER          
SEQRES   6 B  482  ALA GLN GLY ALA GLN ILE GLY ALA MET LEU MET ALA ILE          
SEQRES   7 B  482  ARG LEU ARG GLY MET ASP LEU GLU GLU THR SER VAL LEU          
SEQRES   8 B  482  THR GLN ALA LEU ALA GLN SER GLY GLN GLN LEU GLU TRP          
SEQRES   9 B  482  PRO GLU ALA TRP ARG GLN GLN LEU VAL ASP LYS HIS SER          
SEQRES  10 B  482  THR GLY GLY VAL GLY ASP LYS VAL SER LEU VAL LEU ALA          
SEQRES  11 B  482  PRO ALA LEU ALA ALA CYS GLY CYS LYS VAL PRO MET ILE          
SEQRES  12 B  482  SER GLY ARG GLY LEU GLY HIS THR GLY GLY THR LEU ASP          
SEQRES  13 B  482  LYS LEU GLU SER ILE PRO GLY PHE ASN VAL ILE GLN SER          
SEQRES  14 B  482  PRO GLU GLN MET GLN VAL LEU LEU ASP GLN ALA GLY CYS          
SEQRES  15 B  482  CYS ILE VAL GLY GLN SER GLU GLN LEU VAL PRO ALA ASP          
SEQRES  16 B  482  GLY ILE LEU TYR ALA ALA ARG ASP VAL THR ALA THR VAL          
SEQRES  17 B  482  ASP SER LEU PRO LEU ILE THR ALA SER ILE LEU SER LYS          
SEQRES  18 B  482  LYS LEU VAL GLU GLY LEU SER ALA LEU VAL VAL ASP VAL          
SEQRES  19 B  482  LYS PHE GLY GLY ALA ALA VAL PHE PRO ASN GLN GLU GLN          
SEQRES  20 B  482  ALA ARG GLU LEU ALA LYS THR LEU VAL GLY VAL GLY ALA          
SEQRES  21 B  482  SER LEU GLY LEU ARG VAL ALA ALA ALA LEU THR ALA MET          
SEQRES  22 B  482  ASP LYS PRO LEU GLY ARG CYS VAL GLY HIS ALA LEU GLU          
SEQRES  23 B  482  VAL GLU GLU ALA LEU LEU CYS MET ASP GLY ALA GLY PRO          
SEQRES  24 B  482  PRO ASP LEU ARG ASP LEU VAL THR THR LEU GLY GLY ALA          
SEQRES  25 B  482  LEU LEU TRP LEU SER GLY HIS ALA GLY THR GLN ALA GLN          
SEQRES  26 B  482  GLY ALA ALA ARG VAL ALA ALA ALA LEU ASP ASP GLY SER          
SEQRES  27 B  482  ALA LEU GLY ARG PHE GLU ARG MET LEU ALA ALA GLN GLY          
SEQRES  28 B  482  VAL ASP PRO GLY LEU ALA ARG ALA LEU CYS SER GLY SER          
SEQRES  29 B  482  PRO ALA GLU ARG ARG GLN LEU LEU PRO ARG ALA ARG GLU          
SEQRES  30 B  482  GLN GLU GLU LEU LEU ALA PRO ALA ASP GLY THR VAL GLU          
SEQRES  31 B  482  LEU VAL ARG ALA LEU PRO LEU ALA LEU VAL LEU HIS GLU          
SEQRES  32 B  482  LEU GLY ALA GLY ARG SER ARG ALA GLY GLU PRO LEU ARG          
SEQRES  33 B  482  LEU GLY VAL GLY ALA GLU LEU LEU VAL ASP VAL GLY GLN          
SEQRES  34 B  482  ARG LEU ARG ARG GLY THR PRO TRP LEU ARG VAL HIS ARG          
SEQRES  35 B  482  ASP GLY PRO ALA LEU SER GLY PRO GLN SER ARG ALA LEU          
SEQRES  36 B  482  GLN GLU ALA LEU VAL LEU SER ASP ARG ALA PRO PHE ALA          
SEQRES  37 B  482  ALA PRO SER PRO PHE ALA GLU LEU VAL LEU PRO PRO GLN          
SEQRES  38 B  482  GLN                                                          
HET    IUR  A1482       9                                                       
HET    IUR  B1482       9                                                       
HETNAM     IUR 5-IODOURACIL                                                     
FORMUL   3  IUR    2(C4 H3 I N2 O2)                                             
FORMUL   5  HOH   *44(H2 O)                                                     
HELIX    1   1 GLN A   35  ASP A   45  1                                  11    
HELIX    2   2 SER A   50  ASN A   63  1                                  14    
HELIX    3   3 GLN A   67  GLY A   82  1                                  16    
HELIX    4   4 ASP A   84  SER A   98  1                                  15    
HELIX    5   5 TRP A  108  GLN A  111  5                                   4    
HELIX    6   6 LYS A  124  ALA A  135  1                                  12    
HELIX    7   7 GLY A  153  GLU A  159  1                                   7    
HELIX    8   8 SER A  169  ALA A  180  1                                  12    
HELIX    9   9 VAL A  192  VAL A  204  1                                  13    
HELIX   10  10 SER A  210  GLU A  225  1                                  16    
HELIX   11  11 ASN A  244  LEU A  262  1                                  19    
HELIX   12  12 HIS A  283  ASP A  295  1                                  13    
HELIX   13  13 PRO A  299  SER A  317  1                                  19    
HELIX   14  14 THR A  322  GLY A  337  1                                  16    
HELIX   15  15 GLY A  337  GLN A  350  1                                  14    
HELIX   16  16 ASP A  353  GLY A  363  1                                  11    
HELIX   17  17 SER A  364  LEU A  372  1                                   9    
HELIX   18  18 ARG A  393  LEU A  404  1                                  12    
HELIX   19  19 SER A  448  ALA A  458  1                                  11    
HELIX   20  20 GLN B   35  ASP B   45  1                                  11    
HELIX   21  21 SER B   50  GLY B   64  1                                  15    
HELIX   22  22 GLN B   67  GLY B   82  1                                  16    
HELIX   23  23 ASP B   84  GLN B   97  1                                  14    
HELIX   24  24 LYS B  124  ALA B  134  1                                  11    
HELIX   25  25 ALA B  135  GLY B  137  5                                   3    
HELIX   26  26 GLY B  153  GLU B  159  1                                   7    
HELIX   27  27 SER B  169  GLY B  181  1                                  13    
HELIX   28  28 VAL B  192  VAL B  204  1                                  13    
HELIX   29  29 SER B  210  GLU B  225  1                                  16    
HELIX   30  30 ASN B  244  LEU B  262  1                                  19    
HELIX   31  31 HIS B  283  MET B  294  1                                  12    
HELIX   32  32 PRO B  299  SER B  317  1                                  19    
HELIX   33  33 THR B  322  ASP B  336  1                                  15    
HELIX   34  34 SER B  338  GLN B  350  1                                  13    
HELIX   35  35 ASP B  353  GLY B  363  1                                  11    
HELIX   36  36 SER B  364  LEU B  372  1                                   9    
HELIX   37  37 ARG B  393  LEU B  404  1                                  12    
HELIX   38  38 SER B  448  GLU B  457  1                                  10    
SHEET    1  AA 4 VAL A 113  SER A 117  0                                        
SHEET    2  AA 4 ALA A 229  PHE A 236  1  O  ALA A 229   N  ASP A 114           
SHEET    3  AA 4 VAL A 266  ALA A 272  1  O  ALA A 267   N  VAL A 232           
SHEET    4  AA 4 PHE A 473  VAL A 477 -1  N  ALA A 474   O  LEU A 270           
SHEET    1  AB 2 MET A 142  ILE A 143  0                                        
SHEET    2  AB 2 ILE A 184  VAL A 185  1  N  VAL A 185   O  MET A 142           
SHEET    1  AC 4 CYS A 280  VAL A 281  0                                        
SHEET    2  AC 4 GLY A 420  LEU A 423 -1  O  ALA A 421   N  VAL A 281           
SHEET    3  AC 4 PRO A 436  ARG A 442 -1  O  ARG A 439   N  GLU A 422           
SHEET    4  AC 4 GLU A 377  LEU A 382 -1  O  GLU A 377   N  ARG A 442           
SHEET    1  AD 3 ARG A 430  LEU A 431  0                                        
SHEET    2  AD 3 GLY A 387  VAL A 392 -1  O  GLY A 387   N  LEU A 431           
SHEET    3  AD 3 LEU A 459  SER A 462 -1  O  VAL A 460   N  GLU A 390           
SHEET    1  BA 4 ASP B 114  SER B 117  0                                        
SHEET    2  BA 4 LEU B 230  PHE B 236  1  O  VAL B 231   N  HIS B 116           
SHEET    3  BA 4 VAL B 266  ALA B 272  1  O  ALA B 267   N  VAL B 232           
SHEET    4  BA 4 PHE B 473  VAL B 477 -1  N  ALA B 474   O  LEU B 270           
SHEET    1  BB 2 VAL B 140  ILE B 143  0                                        
SHEET    2  BB 2 CYS B 182  VAL B 185  1  O  CYS B 183   N  MET B 142           
SHEET    1  BC 4 CYS B 280  GLY B 282  0                                        
SHEET    2  BC 4 GLY B 420  LEU B 423 -1  O  ALA B 421   N  VAL B 281           
SHEET    3  BC 4 PRO B 436  ARG B 442 -1  O  ARG B 439   N  GLU B 422           
SHEET    4  BC 4 GLU B 377  LEU B 382 -1  O  GLU B 377   N  ARG B 442           
SHEET    1  BD 3 ARG B 430  LEU B 431  0                                        
SHEET    2  BD 3 GLY B 387  VAL B 392 -1  O  GLY B 387   N  LEU B 431           
SHEET    3  BD 3 LEU B 459  SER B 462 -1  O  VAL B 460   N  GLU B 390           
SITE     1 AC1 10 HIS A 116  THR A 118  LEU A 148  TYR A 199                    
SITE     2 AC1 10 ARG A 202  ILE A 214  SER A 217  ILE A 218                    
SITE     3 AC1 10 LYS A 221  VAL A 241                                          
SITE     1 AC2 11 HIS B 116  SER B 117  THR B 118  LEU B 148                    
SITE     2 AC2 11 TYR B 199  ARG B 202  ILE B 214  SER B 217                    
SITE     3 AC2 11 ILE B 218  LYS B 221  VAL B 241                               
CRYST1   61.911   67.266  212.274  90.00  90.00  90.00 P 21 21 21    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      0.016152  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014866  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.004711        0.00000