HEADER    LYASE                                   04-JAN-02   1KQ7              
TITLE     E315Q MUTANT FORM OF FUMARASE C FROM E.COLI                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: FUMARATE HYDRATASE CLASS II;                               
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: FUMARASE; FUMC;                                             
COMPND   5 EC: 4.2.1.2;                                                         
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: FUMC;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI K12;                             
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 83333;                                      
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: K12;                                       
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PASK40                                    
KEYWDS    FUMARATE LYASE, LYASE                                                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    T.M.WEAVER,M.ESTEVEZ,J.SKARDA,J.SPENCER                               
REVDAT   6   16-AUG-23 1KQ7    1       REMARK                                   
REVDAT   5   27-OCT-21 1KQ7    1       REMARK SEQADV                            
REVDAT   4   11-OCT-17 1KQ7    1       REMARK                                   
REVDAT   3   13-JUL-11 1KQ7    1       VERSN                                    
REVDAT   2   24-FEB-09 1KQ7    1       VERSN                                    
REVDAT   1   23-AUG-02 1KQ7    0                                                
JRNL        AUTH   M.ESTEVEZ,J.SKARDA,J.SPENCER,L.BANASZAK,T.M.WEAVER           
JRNL        TITL   X-RAY CRYSTALLOGRAPHIC AND KINETIC CORRELATION OF A          
JRNL        TITL 2 CLINICALLY OBSERVED HUMAN FUMARASE MUTATION.                 
JRNL        REF    PROTEIN SCI.                  V.  11  1552 2002              
JRNL        REFN                   ISSN 0961-8368                               
JRNL        PMID   12021453                                                     
JRNL        DOI    10.1110/PS.0201502                                           
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.851                                         
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 8.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 1.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 21262                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.179                           
REMARK   3   FREE R VALUE                     : 0.251                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.900                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1034                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.71                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2350                       
REMARK   3   BIN FREE R VALUE                    : 0.3290                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 42                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 6907                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 35                                      
REMARK   3   SOLVENT ATOMS            : 18                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 16.05                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.007                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.261                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 21.05                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.269                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1KQ7 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-JAN-02.                  
REMARK 100 THE DEPOSITION ID IS D_1000015222.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 10-AUG-98                          
REMARK 200  TEMPERATURE           (KELVIN) : 298                                
REMARK 200  PH                             : 6.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 2                                  
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                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : GRAPHITE CRYSTAL                   
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : AREA DETECTOR                      
REMARK 200  DETECTOR MANUFACTURER          : XENTRONICS                         
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : X-GEN                              
REMARK 200  DATA SCALING SOFTWARE          : X-GEN                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 24817                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 11.500                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 92.6                               
REMARK 200  DATA REDUNDANCY                : 5.800                              
REMARK 200  R MERGE                    (I) : 0.11210                            
REMARK 200  R SYM                      (I) : 0.18190                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 5.0460                             
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: X-PLOR                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1FUO                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 49.57                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.44                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 3350, CITRATE DITHIOTHREITOL, PH     
REMARK 280  6.0, VAPOR DIFFUSION, HANGING DROP AT 291K                          
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       43.11500            
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       43.11500            
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       52.01000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000      110.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       52.01000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000      110.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       43.11500            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       52.01000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000      110.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       43.11500            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       52.01000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000      110.00000            
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 300 REMARK: THE SECOND DIMER IS GENERATED BY APPLICATION OF THE          
REMARK 300 FOLLOWING ROTATION MATRIX 1.00X 0.00Y 0.00Z 207.96 0.00X 1.00Y       
REMARK 300 0.00Z 0.7685 0.00X 0.00Y -1.00Z 131.2386                             
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: TETRAMERIC                        
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 30530 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 54940 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -186.0 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 350   BIOMT1   2 -1.000000  0.000000  0.000000      208.04000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      129.34500            
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     ASN A     2                                                      
REMARK 465     THR A     3                                                      
REMARK 465     VAL A   460                                                      
REMARK 465     GLY A   461                                                      
REMARK 465     SER A   462                                                      
REMARK 465     MET A   463                                                      
REMARK 465     LYS A   464                                                      
REMARK 465     ALA A   465                                                      
REMARK 465     GLY A   466                                                      
REMARK 465     ARG A   467                                                      
REMARK 465     GLY B   317                                                      
REMARK 465     SER B   318                                                      
REMARK 465     SER B   319                                                      
REMARK 465     ILE B   320                                                      
REMARK 465     VAL B   460                                                      
REMARK 465     GLY B   461                                                      
REMARK 465     SER B   462                                                      
REMARK 465     MET B   463                                                      
REMARK 465     LYS B   464                                                      
REMARK 465     ALA B   465                                                      
REMARK 465     GLY B   466                                                      
REMARK 465     ARG B   467                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     GLN B 315    CG   CD   OE1  NE2                                  
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  33       58.73    -96.03                                   
REMARK 500    SER A  36     -160.50     51.18                                   
REMARK 500    GLN A  95     -145.61   -130.70                                   
REMARK 500    ALA A 192     -167.71   -125.67                                   
REMARK 500    THR A 230     -147.52     61.29                                   
REMARK 500    ASN A 314      -65.26    -96.99                                   
REMARK 500    PRO A 327       47.70    -73.62                                   
REMARK 500    PHE A 356     -112.14     49.25                                   
REMARK 500    VAL A 360       52.74   -104.97                                   
REMARK 500    CYS A 387      -71.52   -160.87                                   
REMARK 500    HIS A 415      -70.90   -135.99                                   
REMARK 500    ASP B   9     -167.99   -114.51                                   
REMARK 500    SER B  36     -164.33     55.47                                   
REMARK 500    GLN B  95     -145.08   -141.71                                   
REMARK 500    GLU B 125       32.12    -91.98                                   
REMARK 500    ASN B 135       33.92    -92.67                                   
REMARK 500    SER B 137       28.31     49.91                                   
REMARK 500    GLN B 159      -67.44   -128.98                                   
REMARK 500    LEU B 189       -1.43     84.80                                   
REMARK 500    LEU B 227      107.32    -57.65                                   
REMARK 500    THR B 230     -137.46     52.90                                   
REMARK 500    ALA B 231      -80.08    -44.71                                   
REMARK 500    PRO B 257       65.04    -64.66                                   
REMARK 500    PHE B 356     -120.78     51.32                                   
REMARK 500    VAL B 360       54.16   -112.35                                   
REMARK 500    CYS B 387      -62.63   -163.84                                   
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 MLT A 468                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIT B 468                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CIT A 469                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1FUO   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE FOR WILD TYPE FUMARASE C FROM E.COLI               
REMARK 900 RELATED ID: 1FUP   RELATED DB: PDB                                   
REMARK 900 FUMARASE C WITH BOUND PYROMELLITIC ACID                              
REMARK 900 RELATED ID: 1FUQ   RELATED DB: PDB                                   
REMARK 900 FUMARASE C BOUND TO TRIMETHYL SILYL MALEIC ACID                      
REMARK 900 RELATED ID: 1FUR   RELATED DB: PDB                                   
REMARK 900 H188N MUTANT FORM OF FUMARASE C                                      
DBREF  1KQ7 A    1   467  UNP    P05042   FUMC_ECOLI       1    467             
DBREF  1KQ7 B    1   467  UNP    P05042   FUMC_ECOLI       1    467             
SEQADV 1KQ7 GLN A  315  UNP  P05042    GLU   315 ENGINEERED MUTATION            
SEQADV 1KQ7 GLN B  315  UNP  P05042    GLU   315 ENGINEERED MUTATION            
SEQRES   1 A  467  MET ASN THR VAL ARG SER GLU LYS ASP SER MET GLY ALA          
SEQRES   2 A  467  ILE ASP VAL PRO ALA ASP LYS LEU TRP GLY ALA GLN THR          
SEQRES   3 A  467  GLN ARG SER LEU GLU HIS PHE ARG ILE SER THR GLU LYS          
SEQRES   4 A  467  MET PRO THR SER LEU ILE HIS ALA LEU ALA LEU THR LYS          
SEQRES   5 A  467  ARG ALA ALA ALA LYS VAL ASN GLU ASP LEU GLY LEU LEU          
SEQRES   6 A  467  SER GLU GLU LYS ALA SER ALA ILE ARG GLN ALA ALA ASP          
SEQRES   7 A  467  GLU VAL LEU ALA GLY GLN HIS ASP ASP GLU PHE PRO LEU          
SEQRES   8 A  467  ALA ILE TRP GLN THR GLY SER GLY THR GLN SER ASN MET          
SEQRES   9 A  467  ASN MET ASN GLU VAL LEU ALA ASN ARG ALA SER GLU LEU          
SEQRES  10 A  467  LEU GLY GLY VAL ARG GLY MET GLU ARG LYS VAL HIS PRO          
SEQRES  11 A  467  ASN ASP ASP VAL ASN LYS SER GLN SER SER ASN ASP VAL          
SEQRES  12 A  467  PHE PRO THR ALA MET HIS VAL ALA ALA LEU LEU ALA LEU          
SEQRES  13 A  467  ARG LYS GLN LEU ILE PRO GLN LEU LYS THR LEU THR GLN          
SEQRES  14 A  467  THR LEU ASN GLU LYS SER ARG ALA PHE ALA ASP ILE VAL          
SEQRES  15 A  467  LYS ILE GLY ARG THR HIS LEU GLN ASP ALA THR PRO LEU          
SEQRES  16 A  467  THR LEU GLY GLN GLU ILE SER GLY TRP VAL ALA MET LEU          
SEQRES  17 A  467  GLU HIS ASN LEU LYS HIS ILE GLU TYR SER LEU PRO HIS          
SEQRES  18 A  467  VAL ALA GLU LEU ALA LEU GLY GLY THR ALA VAL GLY THR          
SEQRES  19 A  467  GLY LEU ASN THR HIS PRO GLU TYR ALA ARG ARG VAL ALA          
SEQRES  20 A  467  ASP GLU LEU ALA VAL ILE THR CYS ALA PRO PHE VAL THR          
SEQRES  21 A  467  ALA PRO ASN LYS PHE GLU ALA LEU ALA THR CYS ASP ALA          
SEQRES  22 A  467  LEU VAL GLN ALA HIS GLY ALA LEU LYS GLY LEU ALA ALA          
SEQRES  23 A  467  SER LEU MET LYS ILE ALA ASN ASP VAL ARG TRP LEU ALA          
SEQRES  24 A  467  SER GLY PRO ARG CYS GLY ILE GLY GLU ILE SER ILE PRO          
SEQRES  25 A  467  GLU ASN GLN PRO GLY SER SER ILE MET PRO GLY LYS VAL          
SEQRES  26 A  467  ASN PRO THR GLN CYS GLU ALA LEU THR MET LEU CYS CYS          
SEQRES  27 A  467  GLN VAL MET GLY ASN ASP VAL ALA ILE ASN MET GLY GLY          
SEQRES  28 A  467  ALA SER GLY ASN PHE GLU LEU ASN VAL PHE ARG PRO MET          
SEQRES  29 A  467  VAL ILE HIS ASN PHE LEU GLN SER VAL ARG LEU LEU ALA          
SEQRES  30 A  467  ASP GLY MET GLU SER PHE ASN LYS HIS CYS ALA VAL GLY          
SEQRES  31 A  467  ILE GLU PRO ASN ARG GLU ARG ILE ASN GLN LEU LEU ASN          
SEQRES  32 A  467  GLU SER LEU MET LEU VAL THR ALA LEU ASN THR HIS ILE          
SEQRES  33 A  467  GLY TYR ASP LYS ALA ALA GLU ILE ALA LYS LYS ALA HIS          
SEQRES  34 A  467  LYS GLU GLY LEU THR LEU LYS ALA ALA ALA LEU ALA LEU          
SEQRES  35 A  467  GLY TYR LEU SER GLU ALA GLU PHE ASP SER TRP VAL ARG          
SEQRES  36 A  467  PRO GLU GLN MET VAL GLY SER MET LYS ALA GLY ARG              
SEQRES   1 B  467  MET ASN THR VAL ARG SER GLU LYS ASP SER MET GLY ALA          
SEQRES   2 B  467  ILE ASP VAL PRO ALA ASP LYS LEU TRP GLY ALA GLN THR          
SEQRES   3 B  467  GLN ARG SER LEU GLU HIS PHE ARG ILE SER THR GLU LYS          
SEQRES   4 B  467  MET PRO THR SER LEU ILE HIS ALA LEU ALA LEU THR LYS          
SEQRES   5 B  467  ARG ALA ALA ALA LYS VAL ASN GLU ASP LEU GLY LEU LEU          
SEQRES   6 B  467  SER GLU GLU LYS ALA SER ALA ILE ARG GLN ALA ALA ASP          
SEQRES   7 B  467  GLU VAL LEU ALA GLY GLN HIS ASP ASP GLU PHE PRO LEU          
SEQRES   8 B  467  ALA ILE TRP GLN THR GLY SER GLY THR GLN SER ASN MET          
SEQRES   9 B  467  ASN MET ASN GLU VAL LEU ALA ASN ARG ALA SER GLU LEU          
SEQRES  10 B  467  LEU GLY GLY VAL ARG GLY MET GLU ARG LYS VAL HIS PRO          
SEQRES  11 B  467  ASN ASP ASP VAL ASN LYS SER GLN SER SER ASN ASP VAL          
SEQRES  12 B  467  PHE PRO THR ALA MET HIS VAL ALA ALA LEU LEU ALA LEU          
SEQRES  13 B  467  ARG LYS GLN LEU ILE PRO GLN LEU LYS THR LEU THR GLN          
SEQRES  14 B  467  THR LEU ASN GLU LYS SER ARG ALA PHE ALA ASP ILE VAL          
SEQRES  15 B  467  LYS ILE GLY ARG THR HIS LEU GLN ASP ALA THR PRO LEU          
SEQRES  16 B  467  THR LEU GLY GLN GLU ILE SER GLY TRP VAL ALA MET LEU          
SEQRES  17 B  467  GLU HIS ASN LEU LYS HIS ILE GLU TYR SER LEU PRO HIS          
SEQRES  18 B  467  VAL ALA GLU LEU ALA LEU GLY GLY THR ALA VAL GLY THR          
SEQRES  19 B  467  GLY LEU ASN THR HIS PRO GLU TYR ALA ARG ARG VAL ALA          
SEQRES  20 B  467  ASP GLU LEU ALA VAL ILE THR CYS ALA PRO PHE VAL THR          
SEQRES  21 B  467  ALA PRO ASN LYS PHE GLU ALA LEU ALA THR CYS ASP ALA          
SEQRES  22 B  467  LEU VAL GLN ALA HIS GLY ALA LEU LYS GLY LEU ALA ALA          
SEQRES  23 B  467  SER LEU MET LYS ILE ALA ASN ASP VAL ARG TRP LEU ALA          
SEQRES  24 B  467  SER GLY PRO ARG CYS GLY ILE GLY GLU ILE SER ILE PRO          
SEQRES  25 B  467  GLU ASN GLN PRO GLY SER SER ILE MET PRO GLY LYS VAL          
SEQRES  26 B  467  ASN PRO THR GLN CYS GLU ALA LEU THR MET LEU CYS CYS          
SEQRES  27 B  467  GLN VAL MET GLY ASN ASP VAL ALA ILE ASN MET GLY GLY          
SEQRES  28 B  467  ALA SER GLY ASN PHE GLU LEU ASN VAL PHE ARG PRO MET          
SEQRES  29 B  467  VAL ILE HIS ASN PHE LEU GLN SER VAL ARG LEU LEU ALA          
SEQRES  30 B  467  ASP GLY MET GLU SER PHE ASN LYS HIS CYS ALA VAL GLY          
SEQRES  31 B  467  ILE GLU PRO ASN ARG GLU ARG ILE ASN GLN LEU LEU ASN          
SEQRES  32 B  467  GLU SER LEU MET LEU VAL THR ALA LEU ASN THR HIS ILE          
SEQRES  33 B  467  GLY TYR ASP LYS ALA ALA GLU ILE ALA LYS LYS ALA HIS          
SEQRES  34 B  467  LYS GLU GLY LEU THR LEU LYS ALA ALA ALA LEU ALA LEU          
SEQRES  35 B  467  GLY TYR LEU SER GLU ALA GLU PHE ASP SER TRP VAL ARG          
SEQRES  36 B  467  PRO GLU GLN MET VAL GLY SER MET LYS ALA GLY ARG              
HET    MLT  A 468       9                                                       
HET    CIT  A 469      13                                                       
HET    CIT  B 468      13                                                       
HETNAM     MLT D-MALATE                                                         
HETNAM     CIT CITRIC ACID                                                      
HETSYN     MLT (2R)-2-HYDROXYBUTANEDIOIC ACID; 2-HYDROXY-SUCCINIC ACID          
FORMUL   3  MLT    C4 H6 O5                                                     
FORMUL   4  CIT    2(C6 H8 O7)                                                  
FORMUL   6  HOH   *18(H2 O)                                                     
HELIX    1   1 GLY A   23  LEU A   30  1                                   8    
HELIX    2   2 PRO A   41  LEU A   62  1                                  22    
HELIX    3   3 SER A   66  ALA A   82  1                                  17    
HELIX    4   4 HIS A   85  PHE A   89  5                                   5    
HELIX    5   5 GLY A   99  LEU A  118  1                                  20    
HELIX    6   6 SER A  139  GLN A  159  1                                  21    
HELIX    7   7 GLN A  159  PHE A  178  1                                  20    
HELIX    8   8 LEU A  197  TYR A  217  1                                  21    
HELIX    9   9 SER A  218  ALA A  223  1                                   6    
HELIX   10  10 GLU A  241  CYS A  255  1                                  15    
HELIX   11  11 ASN A  263  THR A  270  1                                   8    
HELIX   12  12 CYS A  271  ALA A  299  1                                  29    
HELIX   13  13 PRO A  327  ALA A  352  1                                  26    
HELIX   14  14 PHE A  361  HIS A  386  1                                  26    
HELIX   15  15 CYS A  387  ILE A  391  5                                   5    
HELIX   16  16 ASN A  394  GLU A  404  1                                  11    
HELIX   17  17 LEU A  406  THR A  414  5                                   9    
HELIX   18  18 GLY A  417  GLY A  432  1                                  16    
HELIX   19  19 THR A  434  LEU A  442  1                                   9    
HELIX   20  20 SER A  446  VAL A  454  1                                   9    
HELIX   21  21 ARG A  455  MET A  459  5                                   5    
HELIX   22  22 GLY B   23  PHE B   33  1                                  11    
HELIX   23  23 PRO B   41  LEU B   62  1                                  22    
HELIX   24  24 SER B   66  ALA B   82  1                                  17    
HELIX   25  25 HIS B   85  PHE B   89  5                                   5    
HELIX   26  26 GLY B   99  LEU B  118  1                                  20    
HELIX   27  27 SER B  139  GLN B  159  1                                  21    
HELIX   28  28 GLN B  159  PHE B  178  1                                  20    
HELIX   29  29 LEU B  197  SER B  218  1                                  22    
HELIX   30  30 SER B  218  ALA B  223  1                                   6    
HELIX   31  31 GLU B  241  CYS B  255  1                                  15    
HELIX   32  32 ASN B  263  THR B  270  1                                   8    
HELIX   33  33 CYS B  271  ALA B  299  1                                  29    
HELIX   34  34 PRO B  327  ALA B  352  1                                  26    
HELIX   35  35 PHE B  361  HIS B  386  1                                  26    
HELIX   36  36 ASN B  394  GLU B  404  1                                  11    
HELIX   37  37 LEU B  406  ALA B  411  5                                   6    
HELIX   38  38 LEU B  412  GLY B  417  1                                   6    
HELIX   39  39 GLY B  417  GLY B  432  1                                  16    
HELIX   40  40 THR B  434  LEU B  442  1                                   9    
HELIX   41  41 SER B  446  VAL B  454  1                                   9    
SHEET    1   A 2 ARG A   5  ASP A   9  0                                        
SHEET    2   A 2 GLY A  12  VAL A  16 -1  O  ILE A  14   N  GLU A   7           
SHEET    1   B 2 VAL A 182  THR A 187  0                                        
SHEET    2   B 2 GLN A 190  THR A 196 -1  O  LEU A 195   N  LYS A 183           
SHEET    1   C 2 GLU A 224  LEU A 225  0                                        
SHEET    2   C 2 VAL A 259  THR A 260  1  O  VAL A 259   N  LEU A 225           
SHEET    1   D 2 ILE A 309  SER A 310  0                                        
SHEET    2   D 2 GLU A 392  PRO A 393 -1  O  GLU A 392   N  SER A 310           
SHEET    1   E 2 VAL B   4  ASP B   9  0                                        
SHEET    2   E 2 GLY B  12  PRO B  17 -1  O  ILE B  14   N  GLU B   7           
SHEET    1   F 2 VAL B 182  THR B 187  0                                        
SHEET    2   F 2 GLN B 190  THR B 196 -1  O  ALA B 192   N  GLY B 185           
SHEET    1   G 2 GLU B 224  LEU B 225  0                                        
SHEET    2   G 2 VAL B 259  THR B 260  1  O  VAL B 259   N  LEU B 225           
SHEET    1   H 2 ILE B 309  SER B 310  0                                        
SHEET    2   H 2 GLU B 392  PRO B 393 -1  O  GLU B 392   N  SER B 310           
CISPEP   1 GLY A  301    PRO A  302          0         0.03                     
CISPEP   2 GLY B  301    PRO B  302          0         0.77                     
SITE     1 AC1  5 ARG A 126  HIS A 129  PRO A 130  ASN A 131                    
SITE     2 AC1  5 ASP A 132                                                     
SITE     1 AC2  9 THR A 187  HIS A 188  THR B 100  SER B 139                    
SITE     2 AC2  9 SER B 140  ASN B 141  MET B 321  LYS B 324                    
SITE     3 AC2  9 ASN B 326                                                     
SITE     1 AC3  8 THR A 100  SER A 139  SER A 140  ASN A 141                    
SITE     2 AC3  8 LYS A 324  ASN A 326  THR B 187  HIS B 188                    
CRYST1  104.020  220.000   86.230  90.00  90.00  90.00 C 2 2 21     16          
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      0.009614  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.004545  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011597        0.00000