HEADER    TRANSFERASE/TRANSFERASE INHIBITOR       02-MAY-12   4EZ8              
TITLE     CRYSTAL STRUCTURE OF MOUSE THYMIDYLATE SYTHASE IN TERNARY COMPLEX WITH
TITLE    2 N(4)-HYDROXY-2'-DEOXYCYTIDINE-5'-MONOPHOSPHATE AND THE COFACTOR      
TITLE    3 PRODUCT, DIHYDROFOLATE                                               
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: THYMIDYLATE SYNTHASE;                                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: TS, TSASE;                                                  
COMPND   5 EC: 2.1.1.45;                                                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: MUS MUSCULUS;                                   
SOURCE   3 ORGANISM_COMMON: MOUSE;                                              
SOURCE   4 ORGANISM_TAXID: 10090;                                               
SOURCE   5 GENE: TYMS;                                                          
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: TX61-;                                     
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PPIGDM4                                   
KEYWDS    METHYLTRANSFERASE, TERNARY COMPLEX, DIHYDROFOLIC ACID, TRANSFERASE-   
KEYWDS   2 TRANSFERASE INHIBITOR COMPLEX                                        
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.DOWIERCIAL,A.JARMULA,W.RYPNIEWSKI,P.WILK,B.KIERDASZUK,K.BANASZAK,   
AUTHOR   2 K.GORECKA,W.RODE                                                     
REVDAT   2   28-FEB-24 4EZ8    1       REMARK                                   
REVDAT   1   08-MAY-13 4EZ8    0                                                
JRNL        AUTH   A.DOWIERCIAL,A.JARMULA,W.RYPNIEWSKI,P.WILK,B.KIERDASZUK,     
JRNL        AUTH 2 K.BANASZAK,K.GORECKA,W.RODE                                  
JRNL        TITL   CRYSTAL STRUCTURES OF COMPLEXES OF MOUSE THYMIDYLATE         
JRNL        TITL 2 SYNTHASE CRYSTALLIZED WITH N4-OH-DCMP ALONE OR IN THE        
JRNL        TITL 3 PRESENCE OF N5,10-METHYLENETETRAHYDROFOLATE                  
JRNL        REF    PTERIDINES                                 2013              
JRNL        REFN                   ISSN 0933-4807                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.17 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC                                               
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.17                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 21.35                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 117324                         
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) : 0.108                           
REMARK   3   R VALUE            (WORKING SET) : 0.107                           
REMARK   3   FREE R VALUE                     : 0.130                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 5872                            
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) : 1.17                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.20                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 7588                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 92.57                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2320                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 410                          
REMARK   3   BIN FREE R VALUE                    : 0.2390                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2319                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 65                                      
REMARK   3   SOLVENT ATOMS            : 478                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 15.11                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.01000                                              
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): 0.025         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.026         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.015         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.702         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.985                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.980                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2756 ; 0.023 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  1953 ; 0.002 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3763 ; 2.013 ; 1.986       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  4760 ; 1.032 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   350 ; 6.294 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   139 ;38.057 ;23.741       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   493 ;12.120 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    23 ;18.325 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   380 ; 0.132 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3173 ; 0.013 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):   599 ; 0.003 ; 0.020       
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):  1606 ; 2.341 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   641 ; 0.794 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2632 ; 3.388 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1150 ; 4.888 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1120 ; 6.785 ; 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):  4709 ; 2.114 ; 3.000       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
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 U VALUES: REFINED INDIVIDUALLY                            
REMARK   4                                                                      
REMARK   4 4EZ8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 22-MAY-12.                  
REMARK 100 THE DEPOSITION ID IS D_1000072254.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 02-DEC-11                          
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : BESSY                              
REMARK 200  BEAMLINE                       : 14.1                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.918                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : NULL                               
REMARK 200  DETECTOR MANUFACTURER          : NULL                               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 117370                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.170                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.0                               
REMARK 200  DATA REDUNDANCY                : 5.400                              
REMARK 200  R MERGE                    (I) : 0.08400                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 9.8000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.17                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.19                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 91.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.48800                            
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: PHASER                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 51.05                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.51                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: MES, PEG 8K, MGACETATE, VAPOR            
REMARK 280  DIFFUSION, HANGING DROP, TEMPERATURE 280K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
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   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   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        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       44.14850            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       44.14850            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       35.56050            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       56.02250            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       35.56050            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       56.02250            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       44.14850            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       35.56050            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       56.02250            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       44.14850            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       35.56050            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       56.02250            
REMARK 290   SMTRY3   8  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: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 7150 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 21360 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -24.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A 605  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 717  LIES ON A SPECIAL POSITION.                          
REMARK 375      HOH A 744  LIES ON A SPECIAL POSITION.                          
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     LEU A     2                                                      
REMARK 465     VAL A     3                                                      
REMARK 465     VAL A     4                                                      
REMARK 465     GLY A     5                                                      
REMARK 465     SER A     6                                                      
REMARK 465     GLU A     7                                                      
REMARK 465     LEU A     8                                                      
REMARK 465     GLN A     9                                                      
REMARK 465     SER A    10                                                      
REMARK 465     ASP A    11                                                      
REMARK 465     ALA A    12                                                      
REMARK 465     GLN A    13                                                      
REMARK 465     GLN A    14                                                      
REMARK 465     LEU A    15                                                      
REMARK 465     SER A    16                                                      
REMARK 465     ALA A    17                                                      
REMARK 465     GLU A    18                                                      
REMARK 465     ALA A    19                                                      
REMARK 465     PRO A    20                                                      
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   OE1  GLU A    64     O    HOH A   833              1.77            
REMARK 500   O    HOH A   895     O    HOH A   912              1.79            
REMARK 500   SG   CYS A   189     C6   NOH A   401              1.87            
REMARK 500   NZ   LYS A   272     O    HOH A   889              1.99            
REMARK 500   O    HOH A   528     O    HOH A   845              2.03            
REMARK 500   O    HOH A   601     O    HOH A   849              2.06            
REMARK 500   O    HOH A   530     O    HOH A   896              2.09            
REMARK 500   OE1  GLU A   122     O    HOH A   755              2.10            
REMARK 500   O    HOH A   647     O    HOH A   972              2.11            
REMARK 500   O    HOH A   857     O    HOH A   858              2.11            
REMARK 500   O    HOH A   740     O    HOH A   876              2.13            
REMARK 500   O    HOH A   781     O    HOH A   859              2.14            
REMARK 500   O    HOH A   857     O    HOH A   901              2.14            
REMARK 500   CD   LYS A   302     O    HOH A   920              2.14            
REMARK 500   O    HOH A   927     O    HOH A   972              2.17            
REMARK 500   O    HOH A   695     O    HOH A   954              2.17            
REMARK 500   O    HOH A   504     O    HOH A   844              2.18            
REMARK 500   O    HOH A   652     O    HOH A   737              2.18            
REMARK 500   CD   ARG A   120     O    HOH A   567              2.18            
REMARK 500   O    HOH A   601     O    HOH A   925              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   NH2  ARG A    36     O    HOH A   678     3655     1.73            
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  64   CD    GLU A  64   OE1    -0.095                       
REMARK 500    GLU A 122   CD    GLU A 122   OE2    -0.087                       
REMARK 500    GLU A 288   CD    GLU A 288   OE2     0.066                       
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  36   NE  -  CZ  -  NH1 ANGL. DEV. =  -6.8 DEGREES          
REMARK 500    ARG A 268   NE  -  CZ  -  NH1 ANGL. DEV. =  -5.6 DEGREES          
REMARK 500    ARG A 277   NE  -  CZ  -  NH2 ANGL. DEV. =   3.6 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    PHE A 117       53.78   -102.23                                   
REMARK 500    VAL A 128     -156.19    -97.42                                   
REMARK 500    HIS A 135       32.95   -144.40                                   
REMARK 500    HIS A 135       32.95   -144.75                                   
REMARK 500    LYS A 141      -79.45   -118.33                                   
REMARK 500    LYS A 141      -80.42   -118.15                                   
REMARK 500    LEU A 215      -64.94    -97.84                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: PLANAR GROUPS                                              
REMARK 500                                                                      
REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL                 
REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE                    
REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN                    
REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS                        
REMARK 500 AN RMSD GREATER THAN THIS VALUE                                      
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        RMS     TYPE                                    
REMARK 500    ARG A 268         0.07    SIDE CHAIN                              
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 NOH A 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DHF A 402                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 403                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 404                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4EIN   RELATED DB: PDB                                   
DBREF  4EZ8 A    1   307  UNP    P07607   TYSY_MOUSE       1    307             
SEQRES   1 A  307  MET LEU VAL VAL GLY SER GLU LEU GLN SER ASP ALA GLN          
SEQRES   2 A  307  GLN LEU SER ALA GLU ALA PRO ARG HIS GLY GLU LEU GLN          
SEQRES   3 A  307  TYR LEU ARG GLN VAL GLU HIS ILE LEU ARG CYS GLY PHE          
SEQRES   4 A  307  LYS LYS GLU ASP ARG THR GLY THR GLY THR LEU SER VAL          
SEQRES   5 A  307  PHE GLY MET GLN ALA ARG TYR SER LEU ARG ASP GLU PHE          
SEQRES   6 A  307  PRO LEU LEU THR THR LYS ARG VAL PHE TRP LYS GLY VAL          
SEQRES   7 A  307  LEU GLU GLU LEU LEU TRP PHE ILE LYS GLY SER THR ASN          
SEQRES   8 A  307  ALA LYS GLU LEU SER SER LYS GLY VAL ARG ILE TRP ASP          
SEQRES   9 A  307  ALA ASN GLY SER ARG ASP PHE LEU ASP SER LEU GLY PHE          
SEQRES  10 A  307  SER ALA ARG GLN GLU GLY ASP LEU GLY PRO VAL TYR GLY          
SEQRES  11 A  307  PHE GLN TRP ARG HIS PHE GLY ALA GLU TYR LYS ASP MET          
SEQRES  12 A  307  ASP SER ASP TYR SER GLY GLN GLY VAL ASP GLN LEU GLN          
SEQRES  13 A  307  LYS VAL ILE ASP THR ILE LYS THR ASN PRO ASP ASP ARG          
SEQRES  14 A  307  ARG ILE ILE MET CYS ALA TRP ASN PRO LYS ASP LEU PRO          
SEQRES  15 A  307  LEU MET ALA LEU PRO PRO CYS HIS ALA LEU CYS GLN PHE          
SEQRES  16 A  307  TYR VAL VAL ASN GLY GLU LEU SER CYS GLN LEU TYR GLN          
SEQRES  17 A  307  ARG SER GLY ASP MET GLY LEU GLY VAL PRO PHE ASN ILE          
SEQRES  18 A  307  ALA SER TYR ALA LEU LEU THR TYR MET ILE ALA HIS ILE          
SEQRES  19 A  307  THR GLY LEU GLN PRO GLY ASP PHE VAL HIS THR LEU GLY          
SEQRES  20 A  307  ASP ALA HIS ILE TYR LEU ASN HIS ILE GLU PRO LEU LYS          
SEQRES  21 A  307  ILE GLN LEU GLN ARG GLU PRO ARG PRO PHE PRO LYS LEU          
SEQRES  22 A  307  LYS ILE LEU ARG LYS VAL GLU THR ILE ASP ASP PHE LYS          
SEQRES  23 A  307  VAL GLU ASP PHE GLN ILE GLU GLY TYR ASN PRO HIS PRO          
SEQRES  24 A  307  THR ILE LYS MET GLU MET ALA VAL                              
HET    NOH  A 401      21                                                       
HET    DHF  A 402      32                                                       
HET    GOL  A 403       6                                                       
HET    GOL  A 404       6                                                       
HETNAM     NOH 2'-DEOXY-N-HYDROXYCYTIDINE 5'-(DIHYDROGEN PHOSPHATE)             
HETNAM     DHF DIHYDROFOLIC ACID                                                
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   2  NOH    C9 H14 N3 O8 P                                               
FORMUL   3  DHF    C19 H21 N7 O6                                                
FORMUL   4  GOL    2(C3 H8 O3)                                                  
FORMUL   6  HOH   *478(H2 O)                                                    
HELIX    1   1 GLY A   23  GLY A   38  1                                  16    
HELIX    2   2 PHE A   74  LYS A   87  1                                  14    
HELIX    3   3 ASN A   91  SER A   97  1                                   7    
HELIX    4   4 SER A  108  LEU A  115  1                                   8    
HELIX    5   5 VAL A  128  PHE A  136  1                                   9    
HELIX    6   6 ASP A  153  ASN A  165  1                                  13    
HELIX    7   7 ASP A  180  MET A  184  5                                   5    
HELIX    8   8 LEU A  215  GLY A  236  1                                  22    
HELIX    9   9 HIS A  255  GLN A  264  1                                  10    
HELIX   10  10 THR A  281  PHE A  285  5                                   5    
HELIX   11  11 LYS A  286  GLU A  288  5                                   3    
SHEET    1   A 6 PHE A  39  LYS A  41  0                                        
SHEET    2   A 6 THR A  49  SER A  60 -1  O  SER A  51   N  PHE A  39           
SHEET    3   A 6 GLN A 238  TYR A 252 -1  O  PHE A 242   N  TYR A  59           
SHEET    4   A 6 GLU A 201  ASP A 212  1  N  LEU A 202   O  GLY A 240           
SHEET    5   A 6 HIS A 190  VAL A 198 -1  N  TYR A 196   O  SER A 203           
SHEET    6   A 6 ILE A 172  CYS A 174 -1  N  MET A 173   O  CYS A 193           
SHEET    1   B 2 LYS A 272  ILE A 275  0                                        
SHEET    2   B 2 PHE A 290  GLU A 293 -1  O  GLN A 291   N  LYS A 274           
SITE     1 AC1 20 ARG A  44  TRP A 103  ARG A 169  ARG A 170                    
SITE     2 AC1 20 LEU A 186  CYS A 189  HIS A 190  GLN A 208                    
SITE     3 AC1 20 ARG A 209  SER A 210  GLY A 211  ASP A 212                    
SITE     4 AC1 20 ASN A 220  HIS A 250  TYR A 252  DHF A 402                    
SITE     5 AC1 20 HOH A 510  HOH A 534  HOH A 564  HOH A 692                    
SITE     1 AC2 23 PHE A  74  ILE A 102  TRP A 103  ASN A 106                    
SITE     2 AC2 23 ASP A 212  LEU A 215  GLY A 216  MET A 305                    
SITE     3 AC2 23 ALA A 306  NOH A 401  HOH A 515  HOH A 540                    
SITE     4 AC2 23 HOH A 559  HOH A 564  HOH A 609  HOH A 633                    
SITE     5 AC2 23 HOH A 652  HOH A 692  HOH A 838  HOH A 898                    
SITE     6 AC2 23 HOH A 936  HOH A 957  HOH A 958                               
SITE     1 AC3  9 LYS A  41  GLU A  42  ASP A 167  VAL A 198                    
SITE     2 AC3  9 ASN A 199  HOH A 525  HOH A 636  HOH A 721                    
SITE     3 AC3  9 HOH A 978                                                     
SITE     1 AC4  5 TYR A 295  HOH A 539  HOH A 614  HOH A 695                    
SITE     2 AC4  5 HOH A 850                                                     
CRYST1   71.121  112.045   88.297  90.00  90.00  90.00 C 2 2 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      0.014061  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.008925  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011325        0.00000