HEADER    TRANSFERASE                             20-JAN-11   3QEJ              
TITLE     S74E-DCK MUTANT IN COMPLEX WITH UDP                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DEOXYCYTIDINE KINASE;                                      
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: DCK;                                                        
COMPND   5 EC: 2.7.1.74;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: DCK;                                                           
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    ALPHA/BETA, PHOSPHORYL TRANSFER, ATP BINDING, PHOSPHORYLATION,        
KEYWDS   2 TRANSFERASE                                                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.HAZRA,A.LAVIE                                                       
REVDAT   4   21-FEB-24 3QEJ    1       REMARK SEQADV                            
REVDAT   3   08-MAY-13 3QEJ    1       COMPND VERSN                             
REVDAT   2   20-APR-11 3QEJ    1       JRNL                                     
REVDAT   1   16-MAR-11 3QEJ    0                                                
JRNL        AUTH   S.HAZRA,A.SZEWCZAK,S.ORT,M.KONRAD,A.LAVIE                    
JRNL        TITL   POST-TRANSLATIONAL PHOSPHORYLATION OF SERINE 74 OF HUMAN     
JRNL        TITL 2 DEOXYCYTIDINE KINASE FAVORS THE ENZYME ADOPTING THE OPEN     
JRNL        TITL 3 CONFORMATION MAKING IT COMPETENT FOR NUCLEOSIDE BINDING AND  
JRNL        TITL 4 RELEASE.                                                     
JRNL        REF    BIOCHEMISTRY                  V.  50  2870 2011              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   21351740                                                     
JRNL        DOI    10.1021/BI2001032                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.49 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0053                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.49                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 94.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 16284                          
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) : 0.204                           
REMARK   3   R VALUE            (WORKING SET) : 0.201                           
REMARK   3   FREE R VALUE                     : 0.236                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.400                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 1900                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.49                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.56                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1256                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 98.19                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2060                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 151                          
REMARK   3   BIN FREE R VALUE                    : 0.2940                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3891                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 50                                      
REMARK   3   SOLVENT ATOMS            : 90                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 56.28                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -2.24000                                             
REMARK   3    B22 (A**2) : -2.24000                                             
REMARK   3    B33 (A**2) : 4.48000                                              
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 OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.064         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.131         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.010         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.950                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.941                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4035 ; 0.011 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  5471 ; 1.387 ; 1.963       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   464 ; 5.747 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   206 ;43.732 ;24.757       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   719 ;18.753 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    20 ;20.962 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   586 ; 0.097 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3042 ; 0.005 ; 0.021       
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):  2334 ; 0.532 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3775 ; 1.016 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1701 ; 1.534 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1696 ; 2.432 ; 4.500       
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 : 1                                 
REMARK   3                                                                      
REMARK   3  NCS GROUP NUMBER               : 1                                  
REMARK   3     CHAIN NAMES                    : A B                             
REMARK   3     NUMBER OF COMPONENTS NCS GROUP : 1                               
REMARK   3       COMPONENT C  SSSEQI  TO  C   SSSEQI   CODE                     
REMARK   3           1     A     19       A     260      1                      
REMARK   3           1     B     19       B     260      1                      
REMARK   3                   GROUP CHAIN        COUNT   RMS     WEIGHT          
REMARK   3   TIGHT POSITIONAL   1    A    (A):   1928 ;  0.05 ;  0.05           
REMARK   3   TIGHT THERMAL      1    B (A**2):   1928 ;  0.08 ;  0.50           
REMARK   3                                                                      
REMARK   3  TWIN DETAILS                                                        
REMARK   3   NUMBER OF TWIN DOMAINS  : 2                                        
REMARK   3      TWIN DOMAIN   : 1                                               
REMARK   3      TWIN OPERATOR : H, K, L                                         
REMARK   3      TWIN FRACTION : 0.498                                           
REMARK   3      TWIN DOMAIN   : 2                                               
REMARK   3      TWIN OPERATOR : -H, K, -L                                       
REMARK   3      TWIN FRACTION : 0.502                                           
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3QEJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 24-JAN-11.                  
REMARK 100 THE DEPOSITION ID IS D_1000063544.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 17-JUN-10                          
REMARK 200  TEMPERATURE           (KELVIN) : 93                                 
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54                               
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV++                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 18394                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.2                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.05700                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 43.06                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.16                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 15 MG/ML PROTEIN MIXED WITH 0.9-1.5M     
REMARK 280  TRISODIUM CITRATE DI-HYDRATE AND 100 MM TRIS, PH 7.5, VAPOR         
REMARK 280  DIFFUSION, TEMPERATURE 298K                                         
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41                             
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,X,Z+1/4                                              
REMARK 290       4555   Y,-X,Z+3/4                                              
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       60.18500            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       30.09250            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       90.27750            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3860 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 21700 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -35.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 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   -18                                                      
REMARK 465     GLY A   -17                                                      
REMARK 465     SER A   -16                                                      
REMARK 465     SER A   -15                                                      
REMARK 465     HIS A   -14                                                      
REMARK 465     HIS A   -13                                                      
REMARK 465     HIS A   -12                                                      
REMARK 465     HIS A   -11                                                      
REMARK 465     HIS A   -10                                                      
REMARK 465     HIS A    -9                                                      
REMARK 465     SER A    -8                                                      
REMARK 465     GLY A    -7                                                      
REMARK 465     LEU A    -6                                                      
REMARK 465     VAL A    -5                                                      
REMARK 465     PRO A    -4                                                      
REMARK 465     ARG A    -3                                                      
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     THR A     3                                                      
REMARK 465     PRO A     4                                                      
REMARK 465     PRO A     5                                                      
REMARK 465     LYS A     6                                                      
REMARK 465     ARG A     7                                                      
REMARK 465     SER A     8                                                      
REMARK 465     SER A     9                                                      
REMARK 465     PRO A    10                                                      
REMARK 465     SER A    11                                                      
REMARK 465     PHE A    12                                                      
REMARK 465     SER A    13                                                      
REMARK 465     ALA A    14                                                      
REMARK 465     SER A    15                                                      
REMARK 465     SER A    16                                                      
REMARK 465     GLU A    17                                                      
REMARK 465     GLY A    18                                                      
REMARK 465     GLN A    62                                                      
REMARK 465     SER A    63                                                      
REMARK 465     THR A    64                                                      
REMARK 465     GLN A    65                                                      
REMARK 465     ASP A    66                                                      
REMARK 465     GLU A    67                                                      
REMARK 465     PHE A    68                                                      
REMARK 465     GLU A    69                                                      
REMARK 465     MET B   -18                                                      
REMARK 465     GLY B   -17                                                      
REMARK 465     SER B   -16                                                      
REMARK 465     SER B   -15                                                      
REMARK 465     HIS B   -14                                                      
REMARK 465     HIS B   -13                                                      
REMARK 465     HIS B   -12                                                      
REMARK 465     HIS B   -11                                                      
REMARK 465     HIS B   -10                                                      
REMARK 465     HIS B    -9                                                      
REMARK 465     SER B    -8                                                      
REMARK 465     GLY B    -7                                                      
REMARK 465     LEU B    -6                                                      
REMARK 465     VAL B    -5                                                      
REMARK 465     PRO B    -4                                                      
REMARK 465     ARG B    -3                                                      
REMARK 465     GLY B    -2                                                      
REMARK 465     SER B    -1                                                      
REMARK 465     HIS B     0                                                      
REMARK 465     MET B     1                                                      
REMARK 465     ALA B     2                                                      
REMARK 465     THR B     3                                                      
REMARK 465     PRO B     4                                                      
REMARK 465     PRO B     5                                                      
REMARK 465     LYS B     6                                                      
REMARK 465     ARG B     7                                                      
REMARK 465     SER B     8                                                      
REMARK 465     SER B     9                                                      
REMARK 465     PRO B    10                                                      
REMARK 465     SER B    11                                                      
REMARK 465     PHE B    12                                                      
REMARK 465     SER B    13                                                      
REMARK 465     ALA B    14                                                      
REMARK 465     SER B    15                                                      
REMARK 465     SER B    16                                                      
REMARK 465     GLU B    17                                                      
REMARK 465     GLY B    18                                                      
REMARK 465     SER B    63                                                      
REMARK 465     THR B    64                                                      
REMARK 465     GLN B    65                                                      
REMARK 465     ASP B    66                                                      
REMARK 465     GLU B    67                                                      
REMARK 465     PHE B    68                                                      
REMARK 465     GLU B    69                                                      
REMARK 465     GLU B    70                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ARG A  57    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     VAL A  61    CG1  CG2                                            
REMARK 470     GLU A  70    CG   CD   OE1  OE2                                  
REMARK 470     ARG B  57    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLN B  62    CG   CD   OE1  NE2                                  
REMARK 470     LEU B  71    CG   CD1  CD2                                       
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   O    SER A    45     O    HOH A   284              2.06            
REMARK 500   O    ALA A   107     O    HOH A   281              2.08            
REMARK 500   OE1  GLU B   127     O    HOH B   295              2.09            
REMARK 500   O    TRP A    48     O    HOH A   284              2.11            
REMARK 500   O    THR B    36     O    HOH B   282              2.17            
REMARK 500   OE2  GLU B    53     O    HOH B   277              2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   265     O    HOH A   286     4454     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 104   NE  -  CZ  -  NH2 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    ARG B 104   NE  -  CZ  -  NH2 ANGL. DEV. =   3.9 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    LYS A  42      -50.94    -27.74                                   
REMARK 500    LEU A  71      -67.14   -139.37                                   
REMARK 500    THR A  72      129.20     27.25                                   
REMARK 500    LYS A  88       76.21   -163.74                                   
REMARK 500    LYS A 121       75.08   -112.78                                   
REMARK 500    ARG A 128     -179.72     69.79                                   
REMARK 500    ASN B  60     -170.35    -64.54                                   
REMARK 500    VAL B  61      -95.99   -144.14                                   
REMARK 500    LYS B  88       76.45   -164.98                                   
REMARK 500    LYS B 121       73.42   -115.69                                   
REMARK 500    ARG B 128     -176.58     65.11                                   
REMARK 500    ASP B 241      139.84    -38.49                                   
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 UDP A 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UDP B 402                 
DBREF  3QEJ A    1   260  UNP    P27707   DCK_HUMAN        1    260             
DBREF  3QEJ B    1   260  UNP    P27707   DCK_HUMAN        1    260             
SEQADV 3QEJ MET A  -18  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ GLY A  -17  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ SER A  -16  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ SER A  -15  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS A  -14  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS A  -13  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS A  -12  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS A  -11  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS A  -10  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS A   -9  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ SER A   -8  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ GLY A   -7  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ LEU A   -6  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ VAL A   -5  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ PRO A   -4  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ ARG A   -3  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ GLY A   -2  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ SER A   -1  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS A    0  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ SER A    9  UNP  P27707    CYS     9 VARIANT                        
SEQADV 3QEJ SER A   45  UNP  P27707    CYS    45 VARIANT                        
SEQADV 3QEJ SER A   59  UNP  P27707    CYS    59 VARIANT                        
SEQADV 3QEJ GLU A   74  UNP  P27707    SER    74 ENGINEERED MUTATION            
SEQADV 3QEJ SER A  146  UNP  P27707    CYS   146 VARIANT                        
SEQADV 3QEJ MET B  -18  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ GLY B  -17  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ SER B  -16  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ SER B  -15  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS B  -14  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS B  -13  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS B  -12  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS B  -11  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS B  -10  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS B   -9  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ SER B   -8  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ GLY B   -7  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ LEU B   -6  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ VAL B   -5  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ PRO B   -4  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ ARG B   -3  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ GLY B   -2  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ SER B   -1  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ HIS B    0  UNP  P27707              EXPRESSION TAG                 
SEQADV 3QEJ SER B    9  UNP  P27707    CYS     9 VARIANT                        
SEQADV 3QEJ SER B   45  UNP  P27707    CYS    45 VARIANT                        
SEQADV 3QEJ SER B   59  UNP  P27707    CYS    59 VARIANT                        
SEQADV 3QEJ GLU B   74  UNP  P27707    SER    74 ENGINEERED MUTATION            
SEQADV 3QEJ SER B  146  UNP  P27707    CYS   146 VARIANT                        
SEQRES   1 A  279  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER GLY LEU          
SEQRES   2 A  279  VAL PRO ARG GLY SER HIS MET ALA THR PRO PRO LYS ARG          
SEQRES   3 A  279  SER SER PRO SER PHE SER ALA SER SER GLU GLY THR ARG          
SEQRES   4 A  279  ILE LYS LYS ILE SER ILE GLU GLY ASN ILE ALA ALA GLY          
SEQRES   5 A  279  LYS SER THR PHE VAL ASN ILE LEU LYS GLN LEU SER GLU          
SEQRES   6 A  279  ASP TRP GLU VAL VAL PRO GLU PRO VAL ALA ARG TRP SER          
SEQRES   7 A  279  ASN VAL GLN SER THR GLN ASP GLU PHE GLU GLU LEU THR          
SEQRES   8 A  279  MET GLU GLN LYS ASN GLY GLY ASN VAL LEU GLN MET MET          
SEQRES   9 A  279  TYR GLU LYS PRO GLU ARG TRP SER PHE THR PHE GLN THR          
SEQRES  10 A  279  TYR ALA CYS LEU SER ARG ILE ARG ALA GLN LEU ALA SER          
SEQRES  11 A  279  LEU ASN GLY LYS LEU LYS ASP ALA GLU LYS PRO VAL LEU          
SEQRES  12 A  279  PHE PHE GLU ARG SER VAL TYR SER ASP ARG TYR ILE PHE          
SEQRES  13 A  279  ALA SER ASN LEU TYR GLU SER GLU SER MET ASN GLU THR          
SEQRES  14 A  279  GLU TRP THR ILE TYR GLN ASP TRP HIS ASP TRP MET ASN          
SEQRES  15 A  279  ASN GLN PHE GLY GLN SER LEU GLU LEU ASP GLY ILE ILE          
SEQRES  16 A  279  TYR LEU GLN ALA THR PRO GLU THR CYS LEU HIS ARG ILE          
SEQRES  17 A  279  TYR LEU ARG GLY ARG ASN GLU GLU GLN GLY ILE PRO LEU          
SEQRES  18 A  279  GLU TYR LEU GLU LYS LEU HIS TYR LYS HIS GLU SER TRP          
SEQRES  19 A  279  LEU LEU HIS ARG THR LEU LYS THR ASN PHE ASP TYR LEU          
SEQRES  20 A  279  GLN GLU VAL PRO ILE LEU THR LEU ASP VAL ASN GLU ASP          
SEQRES  21 A  279  PHE LYS ASP LYS TYR GLU SER LEU VAL GLU LYS VAL LYS          
SEQRES  22 A  279  GLU PHE LEU SER THR LEU                                      
SEQRES   1 B  279  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER GLY LEU          
SEQRES   2 B  279  VAL PRO ARG GLY SER HIS MET ALA THR PRO PRO LYS ARG          
SEQRES   3 B  279  SER SER PRO SER PHE SER ALA SER SER GLU GLY THR ARG          
SEQRES   4 B  279  ILE LYS LYS ILE SER ILE GLU GLY ASN ILE ALA ALA GLY          
SEQRES   5 B  279  LYS SER THR PHE VAL ASN ILE LEU LYS GLN LEU SER GLU          
SEQRES   6 B  279  ASP TRP GLU VAL VAL PRO GLU PRO VAL ALA ARG TRP SER          
SEQRES   7 B  279  ASN VAL GLN SER THR GLN ASP GLU PHE GLU GLU LEU THR          
SEQRES   8 B  279  MET GLU GLN LYS ASN GLY GLY ASN VAL LEU GLN MET MET          
SEQRES   9 B  279  TYR GLU LYS PRO GLU ARG TRP SER PHE THR PHE GLN THR          
SEQRES  10 B  279  TYR ALA CYS LEU SER ARG ILE ARG ALA GLN LEU ALA SER          
SEQRES  11 B  279  LEU ASN GLY LYS LEU LYS ASP ALA GLU LYS PRO VAL LEU          
SEQRES  12 B  279  PHE PHE GLU ARG SER VAL TYR SER ASP ARG TYR ILE PHE          
SEQRES  13 B  279  ALA SER ASN LEU TYR GLU SER GLU SER MET ASN GLU THR          
SEQRES  14 B  279  GLU TRP THR ILE TYR GLN ASP TRP HIS ASP TRP MET ASN          
SEQRES  15 B  279  ASN GLN PHE GLY GLN SER LEU GLU LEU ASP GLY ILE ILE          
SEQRES  16 B  279  TYR LEU GLN ALA THR PRO GLU THR CYS LEU HIS ARG ILE          
SEQRES  17 B  279  TYR LEU ARG GLY ARG ASN GLU GLU GLN GLY ILE PRO LEU          
SEQRES  18 B  279  GLU TYR LEU GLU LYS LEU HIS TYR LYS HIS GLU SER TRP          
SEQRES  19 B  279  LEU LEU HIS ARG THR LEU LYS THR ASN PHE ASP TYR LEU          
SEQRES  20 B  279  GLN GLU VAL PRO ILE LEU THR LEU ASP VAL ASN GLU ASP          
SEQRES  21 B  279  PHE LYS ASP LYS TYR GLU SER LEU VAL GLU LYS VAL LYS          
SEQRES  22 B  279  GLU PHE LEU SER THR LEU                                      
HET    UDP  A 401      25                                                       
HET    UDP  B 402      25                                                       
HETNAM     UDP URIDINE-5'-DIPHOSPHATE                                           
FORMUL   3  UDP    2(C9 H14 N2 O12 P2)                                          
FORMUL   5  HOH   *90(H2 O)                                                     
HELIX    1   1 GLY A   33  SER A   45  1                                  13    
HELIX    2   2 GLU A   53  ASN A   60  1                                   8    
HELIX    3   3 THR A   72  LYS A   88  1                                  17    
HELIX    4   4 LYS A   88  LYS A  115  1                                  28    
HELIX    5   5 SER A  129  ILE A  136  1                                   8    
HELIX    6   6 ILE A  136  SER A  144  1                                   9    
HELIX    7   7 ASN A  148  GLY A  167  1                                  20    
HELIX    8   8 GLN A  168  LEU A  170  5                                   3    
HELIX    9   9 THR A  181  GLY A  193  1                                  13    
HELIX   10  10 ARG A  194  GLN A  198  5                                   5    
HELIX   11  11 PRO A  201  LEU A  217  1                                  17    
HELIX   12  12 PHE A  225  GLU A  230  5                                   6    
HELIX   13  13 TYR A  246  SER A  258  1                                  13    
HELIX   14  14 GLY B   33  GLN B   43  1                                  11    
HELIX   15  15 GLU B   53  SER B   59  1                                   7    
HELIX   16  16 THR B   72  LYS B   88  1                                  17    
HELIX   17  17 LYS B   88  LYS B  115  1                                  28    
HELIX   18  18 SER B  129  ILE B  136  1                                   8    
HELIX   19  19 ILE B  136  SER B  144  1                                   9    
HELIX   20  20 ASN B  148  GLY B  167  1                                  20    
HELIX   21  21 GLN B  168  LEU B  170  5                                   3    
HELIX   22  22 THR B  181  GLY B  193  1                                  13    
HELIX   23  23 ARG B  194  GLN B  198  5                                   5    
HELIX   24  24 PRO B  201  LEU B  217  1                                  17    
HELIX   25  25 PHE B  225  GLU B  230  5                                   6    
HELIX   26  26 TYR B  246  SER B  258  1                                  13    
SHEET    1   A 5 TRP A  48  VAL A  51  0                                        
SHEET    2   A 5 VAL A 123  GLU A 127  1  O  PHE A 125   N  GLU A  49           
SHEET    3   A 5 LYS A  22  GLU A  27  1  N  LYS A  22   O  LEU A 124           
SHEET    4   A 5 GLY A 174  GLN A 179  1  O  ILE A 176   N  GLU A  27           
SHEET    5   A 5 ILE A 233  ASP A 237  1  O  LEU A 234   N  TYR A 177           
SHEET    1   B 5 TRP B  48  VAL B  51  0                                        
SHEET    2   B 5 VAL B 123  GLU B 127  1  O  PHE B 125   N  GLU B  49           
SHEET    3   B 5 LYS B  22  GLU B  27  1  N  LYS B  22   O  LEU B 124           
SHEET    4   B 5 GLY B 174  GLN B 179  1  O  ILE B 176   N  GLU B  27           
SHEET    5   B 5 ILE B 233  ASP B 237  1  O  LEU B 234   N  TYR B 177           
SITE     1 AC1 12 ALA A  31  ALA A  32  GLY A  33  LYS A  34                    
SITE     2 AC1 12 SER A  35  THR A  36  ARG A 188  ARG A 192                    
SITE     3 AC1 12 ASP A 241  PHE A 242  LYS A 243  HOH A 296                    
SITE     1 AC2 15 ASN B  29  ALA B  31  ALA B  32  GLY B  33                    
SITE     2 AC2 15 LYS B  34  SER B  35  THR B  36  ARG B 188                    
SITE     3 AC2 15 ARG B 192  ASP B 241  PHE B 242  LYS B 243                    
SITE     4 AC2 15 HOH B 281  HOH B 286  HOH B 295                               
CRYST1   68.430   68.430  120.370  90.00  90.00  90.00 P 41          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      0.014613  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.014613  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.008308        0.00000