HEADER    HYDROLASE                               08-NOV-06   2E25              
TITLE     THE CRYSTAL STRUCTURE OF THE T109S MUTANT OF E. COLI DIHYDROOROTASE   
TITLE    2 COMPLEXED WITH AN INHIBITOR 5-FLUOROOROTATE                          
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DIHYDROOROTASE;                                            
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: DHOASE;                                                     
COMPND   5 EC: 3.5.2.3;                                                         
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 GENE: PYRC;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: X7014A;                                    
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PBLUESCRIPT                               
KEYWDS    TIM BARREL, HYDROLASE                                                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.LEE,M.J.MAHER,J.M.GUSS                                              
REVDAT   7   15-NOV-23 2E25    1       REMARK                                   
REVDAT   6   25-OCT-23 2E25    1       REMARK                                   
REVDAT   5   10-NOV-21 2E25    1       REMARK SEQADV LINK                       
REVDAT   4   13-JUL-11 2E25    1       VERSN                                    
REVDAT   3   24-FEB-09 2E25    1       VERSN                                    
REVDAT   2   22-MAY-07 2E25    1       HETATM                                   
REVDAT   1   13-MAR-07 2E25    0                                                
JRNL        AUTH   M.LEE,M.J.MAHER,J.M.GUSS                                     
JRNL        TITL   STRUCTURE OF THE T109S MUTANT OF ESCHERICHIA COLI            
JRNL        TITL 2 DIHYDROOROTASE COMPLEXED WITH THE INHIBITOR 5-FLUOROOROTATE: 
JRNL        TITL 3 CATALYTIC ACTIVITY IS REFLECTED BY THE CRYSTAL FORM          
JRNL        REF    ACTA CRYSTALLOGR.,SECT.F      V.  63   154 2007              
JRNL        REFN                   ESSN 1744-3091                               
JRNL        PMID   17329804                                                     
JRNL        DOI    10.1107/S1744309107004009                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0005                                      
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) : 2.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 30.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 75.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 10367                          
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) : 0.220                           
REMARK   3   R VALUE            (WORKING SET) : 0.218                           
REMARK   3   FREE R VALUE                     : 0.257                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.700                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 490                             
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) : 2.70                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.77                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 281                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 29.92                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1870                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 8                            
REMARK   3   BIN FREE R VALUE                    : 0.2310                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2693                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 14                                      
REMARK   3   SOLVENT ATOMS            : 10                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   B VALUE TYPE : LIKELY RESIDUAL                                     
REMARK   3   FROM WILSON PLOT           (A**2) : 73.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 63.00                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.29000                                             
REMARK   3    B22 (A**2) : -0.29000                                             
REMARK   3    B33 (A**2) : 0.59000                                              
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): 0.405         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.273         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 26.500        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.942                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.905                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2761 ; 0.006 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  2506 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3758 ; 0.932 ; 1.960       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  5803 ; 0.695 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   342 ; 5.346 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   130 ;33.841 ;23.462       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   443 ;12.952 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    22 ;16.401 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   425 ; 0.052 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3095 ; 0.002 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   567 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   579 ; 0.194 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  2667 ; 0.156 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1376 ; 0.166 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1592 ; 0.077 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):    65 ; 0.133 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):     1 ; 0.072 ; 0.200       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):     4 ; 0.057 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    32 ; 0.184 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     3 ; 0.131 ; 0.200       
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):  2217 ; 2.307 ; 4.000       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   687 ; 0.434 ; 4.000       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2779 ; 3.055 ; 6.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1189 ; 1.887 ; 4.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   979 ; 2.919 ; 6.000       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 1                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A     4        A   346                          
REMARK   3    ORIGIN FOR THE GROUP (A):   0.4207  23.4841  13.5678              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.1745 T22:   0.2625                                     
REMARK   3      T33:  -0.0401 T12:  -0.3773                                     
REMARK   3      T13:   0.0389 T23:   0.0126                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   2.9144 L22:   2.7729                                     
REMARK   3      L33:   3.7470 L12:  -1.0743                                     
REMARK   3      L13:   0.0253 L23:   0.6586                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.2310 S12:  -0.2755 S13:  -0.1253                       
REMARK   3      S21:   0.2879 S22:   0.2376 S23:   0.0344                       
REMARK   3      S31:  -0.4517 S32:  -0.9982 S33:  -0.0066                       
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 2E25 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 13-NOV-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000026131.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 22-APR-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.25                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 23-ID-B                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9793                             
REMARK 200  MONOCHROMATOR                  : GRAPHITE                           
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 300 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 16140                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 60.9                               
REMARK 200  DATA REDUNDANCY                : 6.100                              
REMARK 200  R MERGE                    (I) : 0.04300                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 19.0000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.24                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 38.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.40                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.20300                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1XGE CHAIN A                               
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 58.91                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.99                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 14% PEG 3350, 0.1M MES, 75MM MGCL2,      
REMARK 280  0.15M KCL, PH 6.25, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE      
REMARK 280  277K                                                                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 41 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -Y+1/2,X+1/2,Z+1/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+3/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+1/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+3/4                                     
REMARK 290       7555   Y,X,-Z                                                  
REMARK 290       8555   -Y,-X,-Z+1/2                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       88.06000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       36.30500            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       36.30500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       44.03000            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       36.30500            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       36.30500            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000      132.09000            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       36.30500            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       36.30500            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       44.03000            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       36.30500            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       36.30500            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000      132.09000            
REMARK 290   SMTRY1   7  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   7  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000       88.06000            
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 300 REMARK: THE SECOND MONOMER OF THE BIOLOGICAL DIMER IS GENERATED BY   
REMARK 300 THE TWO FOLD AXIS: Y, Z, -X.                                         
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 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT2   2  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  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     THR A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     PRO A     3                                                      
REMARK 465     GLN A   347                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     ARG A  342   CG   CD   NE   CZ   NH1  NH2                        
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    HIS A  16      103.04   -165.58                                   
REMARK 500    ARG A  20     -156.01     60.31                                   
REMARK 500    ASN A 107      117.39   -167.93                                   
REMARK 500    VAL A 160      -56.44   -137.34                                   
REMARK 500    LEU A 168       79.71   -110.88                                   
REMARK 500    HIS A 177       67.35     21.79                                   
REMARK 500    VAL A 297      -53.64   -130.60                                   
REMARK 500    ASP A 330     -162.39     68.72                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 CYS A  295     SER A  296                 -138.59                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 401  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  16   NE2                                                    
REMARK 620 2 HIS A  18   NE2 127.7                                              
REMARK 620 3 KCX A 102   OQ2  93.9 103.5                                        
REMARK 620 4 ASP A 250   OD1  91.1  81.9 168.0                                  
REMARK 620 5 HOH A 420   O   122.4 106.7  90.2  77.9                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 400  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 KCX A 102   OQ1                                                    
REMARK 620 2 HIS A 139   ND1  97.0                                              
REMARK 620 3 HIS A 177   NE2 104.1  94.1                                        
REMARK 620 4 FOT A 410   O6  119.8  79.7 136.1                                  
REMARK 620 5 HOH A 420   O   114.4 136.0 106.4  58.4                            
REMARK 620 N                    1     2     3     4                             
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 400                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 401                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FOT A 410                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1XGE   RELATED DB: PDB                                   
REMARK 900 WILD-TYPE PROTEIN COMPLEXED WITH L-DHO                               
DBREF  2E25 A    1   347  UNP    P05020   PYRC_ECOLI       1    347             
SEQADV 2E25 KCX A  102  UNP  P05020    LYS   102 MODIFIED RESIDUE               
SEQADV 2E25 SER A  109  UNP  P05020    THR   109 ENGINEERED MUTATION            
SEQADV 2E25 VAL A  119  UNP  P05020    ILE   119 CONFLICT                       
SEQRES   1 A  347  THR ALA PRO SER GLN VAL LEU LYS ILE ARG ARG PRO ASP          
SEQRES   2 A  347  ASP TRP HIS LEU HIS LEU ARG ASP GLY ASP MET LEU LYS          
SEQRES   3 A  347  THR VAL VAL PRO TYR THR SER GLU ILE TYR GLY ARG ALA          
SEQRES   4 A  347  ILE VAL MET PRO ASN LEU ALA PRO PRO VAL THR THR VAL          
SEQRES   5 A  347  GLU ALA ALA VAL ALA TYR ARG GLN ARG ILE LEU ASP ALA          
SEQRES   6 A  347  VAL PRO ALA GLY HIS ASP PHE THR PRO LEU MET THR CYS          
SEQRES   7 A  347  TYR LEU THR ASP SER LEU ASP PRO ASN GLU LEU GLU ARG          
SEQRES   8 A  347  GLY PHE ASN GLU GLY VAL PHE THR ALA ALA KCX LEU TYR          
SEQRES   9 A  347  PRO ALA ASN ALA SER THR ASN SER SER HIS GLY VAL THR          
SEQRES  10 A  347  SER VAL ASP ALA ILE MET PRO VAL LEU GLU ARG MET GLU          
SEQRES  11 A  347  LYS ILE GLY MET PRO LEU LEU VAL HIS GLY GLU VAL THR          
SEQRES  12 A  347  HIS ALA ASP ILE ASP ILE PHE ASP ARG GLU ALA ARG PHE          
SEQRES  13 A  347  ILE GLU SER VAL MET GLU PRO LEU ARG GLN ARG LEU THR          
SEQRES  14 A  347  ALA LEU LYS VAL VAL PHE GLU HIS ILE THR THR LYS ASP          
SEQRES  15 A  347  ALA ALA ASP TYR VAL ARG ASP GLY ASN GLU ARG LEU ALA          
SEQRES  16 A  347  ALA THR ILE THR PRO GLN HIS LEU MET PHE ASN ARG ASN          
SEQRES  17 A  347  HIS MET LEU VAL GLY GLY VAL ARG PRO HIS LEU TYR CYS          
SEQRES  18 A  347  LEU PRO ILE LEU LYS ARG ASN ILE HIS GLN GLN ALA LEU          
SEQRES  19 A  347  ARG GLU LEU VAL ALA SER GLY PHE ASN ARG VAL PHE LEU          
SEQRES  20 A  347  GLY THR ASP SER ALA PRO HIS ALA ARG HIS ARG LYS GLU          
SEQRES  21 A  347  SER SER CYS GLY CYS ALA GLY CYS PHE ASN ALA PRO THR          
SEQRES  22 A  347  ALA LEU GLY SER TYR ALA THR VAL PHE GLU GLU MET ASN          
SEQRES  23 A  347  ALA LEU GLN HIS PHE GLU ALA PHE CYS SER VAL ASN GLY          
SEQRES  24 A  347  PRO GLN PHE TYR GLY LEU PRO VAL ASN ASP THR PHE ILE          
SEQRES  25 A  347  GLU LEU VAL ARG GLU GLU GLN GLN VAL ALA GLU SER ILE          
SEQRES  26 A  347  ALA LEU THR ASP ASP THR LEU VAL PRO PHE LEU ALA GLY          
SEQRES  27 A  347  GLU THR VAL ARG TRP SER VAL LYS GLN                          
MODRES 2E25 KCX A  102  LYS  LYSINE NZ-CARBOXYLIC ACID                          
HET    KCX  A 102      12                                                       
HET     ZN  A 400       1                                                       
HET     ZN  A 401       1                                                       
HET    FOT  A 410      12                                                       
HETNAM     KCX LYSINE NZ-CARBOXYLIC ACID                                        
HETNAM      ZN ZINC ION                                                         
HETNAM     FOT 5-FLUORO-2,6-DIOXO-1,2,3,6-TETRAHYDROPYRIMIDINE-4-               
HETNAM   2 FOT  CARBOXYLIC ACID                                                 
HETSYN     FOT 5-FLUOROOROTIC ACID                                              
FORMUL   1  KCX    C7 H14 N2 O4                                                 
FORMUL   2   ZN    2(ZN 2+)                                                     
FORMUL   4  FOT    C5 H3 F N2 O4                                                
FORMUL   5  HOH   *10(H2 O)                                                     
HELIX    1   1 ASP A   21  GLU A   34  1                                  14    
HELIX    2   2 THR A   51  VAL A   66  1                                  16    
HELIX    3   3 ASP A   85  GLU A   95  1                                  11    
HELIX    4   4 ILE A  122  ILE A  132  1                                  11    
HELIX    5   5 ASP A  148  PHE A  150  5                                   3    
HELIX    6   6 ASP A  151  VAL A  160  1                                  10    
HELIX    7   7 VAL A  160  LEU A  168  1                                   9    
HELIX    8   8 THR A  180  ASP A  189  1                                  10    
HELIX    9   9 THR A  199  PHE A  205  1                                   7    
HELIX   10  10 ASN A  206  VAL A  212  1                                   7    
HELIX   11  11 ARG A  216  TYR A  220  5                                   5    
HELIX   12  12 ARG A  227  GLY A  241  1                                  15    
HELIX   13  13 ALA A  255  GLU A  260  1                                   6    
HELIX   14  14 THR A  273  MET A  285  1                                  13    
HELIX   15  15 ALA A  287  GLN A  289  5                                   3    
HELIX   16  16 HIS A  290  VAL A  297  1                                   8    
HELIX   17  17 VAL A  297  GLY A  304  1                                   8    
SHEET    1   A 3 VAL A   6  ARG A  10  0                                        
SHEET    2   A 3 PHE A 311  VAL A 315 -1  O  LEU A 314   N  LEU A   7           
SHEET    3   A 3 SER A 344  VAL A 345 -1  O  SER A 344   N  VAL A 315           
SHEET    1   B 8 ASP A  13  LEU A  17  0                                        
SHEET    2   B 8 ARG A  38  VAL A  41  1  O  ILE A  40   N  ASP A  14           
SHEET    3   B 8 THR A  73  TYR A  79  1  O  LEU A  75   N  ALA A  39           
SHEET    4   B 8 PHE A  98  LEU A 103  1  O  THR A  99   N  MET A  76           
SHEET    5   B 8 LEU A 136  VAL A 138  1  O  LEU A 137   N  ALA A 101           
SHEET    6   B 8 VAL A 173  PHE A 175  1  O  VAL A 174   N  LEU A 136           
SHEET    7   B 8 LEU A 194  ILE A 198  1  O  ALA A 195   N  PHE A 175           
SHEET    8   B 8 VAL A 245  LEU A 247  1  O  PHE A 246   N  ALA A 196           
SHEET    1   C 2 GLN A 319  GLN A 320  0                                        
SHEET    2   C 2 THR A 340  VAL A 341 -1  O  VAL A 341   N  GLN A 319           
SHEET    1   D 2 ILE A 325  ALA A 326  0                                        
SHEET    2   D 2 THR A 331  LEU A 332 -1  O  LEU A 332   N  ILE A 325           
LINK         C   ALA A 101                 N   KCX A 102     1555   1555  1.33  
LINK         C   KCX A 102                 N   LEU A 103     1555   1555  1.33  
LINK         NE2 HIS A  16                ZN    ZN A 401     1555   1555  2.19  
LINK         NE2 HIS A  18                ZN    ZN A 401     1555   1555  2.10  
LINK         OQ1 KCX A 102                ZN    ZN A 400     1555   1555  1.95  
LINK         OQ2 KCX A 102                ZN    ZN A 401     1555   1555  2.23  
LINK         ND1 HIS A 139                ZN    ZN A 400     1555   1555  2.19  
LINK         NE2 HIS A 177                ZN    ZN A 400     1555   1555  2.08  
LINK         OD1 ASP A 250                ZN    ZN A 401     1555   1555  2.27  
LINK        ZN    ZN A 400                 O6  FOT A 410     1555   1555  2.74  
LINK        ZN    ZN A 400                 O   HOH A 420     1555   1555  2.25  
LINK        ZN    ZN A 401                 O   HOH A 420     1555   1555  2.13  
CISPEP   1 ALA A   46    PRO A   47          0        -0.71                     
CISPEP   2 LEU A  222    PRO A  223          0         7.40                     
SITE     1 AC1  6 KCX A 102  HIS A 139  HIS A 177   ZN A 401                    
SITE     2 AC1  6 FOT A 410  HOH A 420                                          
SITE     1 AC2  6 HIS A  16  HIS A  18  KCX A 102  ASP A 250                    
SITE     2 AC2  6  ZN A 400  HOH A 420                                          
SITE     1 AC3 12 HIS A  18  ARG A  20  ASN A  44  HIS A 139                    
SITE     2 AC3 12 CYS A 221  LEU A 222  ALA A 252  HIS A 254                    
SITE     3 AC3 12 ALA A 266  GLY A 267   ZN A 400  HOH A 420                    
CRYST1   72.610   72.610  176.120  90.00  90.00  90.00 P 41 21 2     8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.013772  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013772  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.005678        0.00000