PDB Short entry for 1IDF
HEADER    OXIDOREDUCTASE (NAD(A)-CHOH(D))         18-JAN-95   1IDF              
TITLE     ISOCITRATE DEHYDROGENASE K230M MUTANT APO ENZYME                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ISOCITRATE DEHYDROGENASE;                                  
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: IDH;                                                        
COMPND   5 EC: 1.1.1.42;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES;                                                       
COMPND   8 OTHER_DETAILS: APO ENZYME                                            
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 STRAIN: JLK1;                                                        
SOURCE   5 VARIANT: ICD(-) (DEFICIENT IN WT IDH GENE);                          
SOURCE   6 GENE: ICD;                                                           
SOURCE   7 EXPRESSION_SYSTEM: PEMBL (DENTE ET AL 1983 NUC ACIDS RES 11,1645);   
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: BACTERIAL;                            
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PTK513;                                   
SOURCE  10 EXPRESSION_SYSTEM_GENE: ICD                                          
KEYWDS    OXIDOREDUCTASE (NAD(A)-CHOH(D))                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.M.BOLDUC,D.H.DYER,W.G.SCOTT,P.SINGER,R.M.SWEET,D.E.KOSHLAND JUNIOR, 
AUTHOR   2 B.L.STODDARD                                                         
REVDAT   7   07-FEB-24 1IDF    1       REMARK                                   
REVDAT   6   03-NOV-21 1IDF    1       REMARK SEQADV                            
REVDAT   5   29-NOV-17 1IDF    1       REMARK HELIX                             
REVDAT   4   13-JUL-11 1IDF    1       VERSN                                    
REVDAT   3   24-FEB-09 1IDF    1       VERSN                                    
REVDAT   2   01-APR-03 1IDF    1       JRNL                                     
REVDAT   1   08-MAR-96 1IDF    0                                                
JRNL        AUTH   J.M.BOLDUC,D.H.DYER,W.G.SCOTT,P.SINGER,R.M.SWEET,            
JRNL        AUTH 2 D.E.KOSHLAND JR.,B.L.STODDARD                                
JRNL        TITL   MUTAGENESIS AND LAUE STRUCTURES OF ENZYME INTERMEDIATES:     
JRNL        TITL 2 ISOCITRATE DEHYDROGENASE.                                    
JRNL        REF    SCIENCE                       V. 268  1312 1995              
JRNL        REFN                   ISSN 0036-8075                               
JRNL        PMID   7761851                                                      
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   J.H.HURLEY,A.M.DEAN,D.E.KOSHLAND JUNIOR,R.M.STROUD           
REMARK   1  TITL   CATALYTIC MECHANISM OF NADP+-DEPENDENT ISOCITRATE            
REMARK   1  TITL 2 DEHYDROGENASE: IMPLICATIONS FROM THE STRUCTURES OF           
REMARK   1  TITL 3 MAGNESIUM-ISOCITRATE AND NADP+ COMPLEXES                     
REMARK   1  REF    BIOCHEMISTRY                  V.  30  8671 1991              
REMARK   1  REFN                   ISSN 0006-2960                               
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   J.H.HURLEY,A.M.DEAN,P.E.THORSNESS,D.E.KOSHLAND JUNIOR,       
REMARK   1  AUTH 2 R.M.STROUD                                                   
REMARK   1  TITL   REGULATION OF ISOCITRATE DEHYDROGENASE BY PHOSPHORYLATION    
REMARK   1  TITL 2 INVOLVES NO LONG-RANGE CONFORMATIONAL CHANGE IN THE FREE     
REMARK   1  TITL 3 ENZYME                                                       
REMARK   1  REF    J.BIOL.CHEM.                  V. 265  3599 1990              
REMARK   1  REFN                   ISSN 0021-9258                               
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   J.H.HURLEY,A.M.DEAN,J.L.SOHL,D.E.KOSHLAND JUNIOR,R.M.STROUD  
REMARK   1  TITL   REGULATION OF AN ENZYME BY PHOSPHORYLATION AT THE ACTIVE     
REMARK   1  TITL 2 SITE                                                         
REMARK   1  REF    SCIENCE                       V. 249  1012 1990              
REMARK   1  REFN                   ISSN 0036-8075                               
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   J.H.HURLEY,P.E.THORSNESS,V.RAMALINGAM,N.H.HELMERS,           
REMARK   1  AUTH 2 D.E.KOSHLAND JUNIOR,R.M.STROUD                               
REMARK   1  TITL   STRUCTURE OF A BACTERIAL ENZYME REGULATED BY                 
REMARK   1  TITL 2 PHOSPHORYLATION, ISOCITRATE DEHYDROGENASE                    
REMARK   1  REF    PROC.NATL.ACAD.SCI.USA        V.  86  8635 1989              
REMARK   1  REFN                   ISSN 0027-8424                               
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : NULL                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
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             : 22061                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.223                           
REMARK   3   FREE R VALUE                     : 0.262                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
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) : NULL                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : NULL                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : NULL                         
REMARK   3   BIN FREE R VALUE                    : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : NULL                         
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            : 3195                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 0                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
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) : 0.023                           
REMARK   3   BOND ANGLES            (DEGREES) : 4.010                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 25.69                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.608                           
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 1IDF COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.                                
REMARK 100 THE DEPOSITION ID IS D_1000174111.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 06-JUL-93                          
REMARK 200  TEMPERATURE           (KELVIN) : NULL                               
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : NULL                               
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : NULL                               
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS                       
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : R-AXIS, MSC                        
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 24707                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : NULL                               
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 88.0                               
REMARK 200  DATA REDUNDANCY                : 3.500                              
REMARK 200  R MERGE                    (I) : 0.09500                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: NULL                                           
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: X-PLOR 3.1                                            
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: THE MERGING R VALUE GIVEN HERE IS CRYSTAL TO CRYSTAL. THE    
REMARK 200  MERGING R VALUE FOR INDIVIDUAL CRYSTALS IS 0.068, 0.072. DATA       
REMARK 200  WAS COLLECTED FROM TWO SEPARATE CRYSTALS AND MERGED TOGETHER        
REMARK 200  WITH PROTSYS.                                                       
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 72.84                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.53                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: NULL                                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 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+3/4                                      
REMARK 290       4555   Y+1/2,-X+1/2,Z+1/4                                      
REMARK 290       5555   -X+1/2,Y+1/2,-Z+3/4                                     
REMARK 290       6555   X+1/2,-Y+1/2,-Z+1/4                                     
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       75.15000            
REMARK 290   SMTRY1   3  0.000000 -1.000000  0.000000       52.55000            
REMARK 290   SMTRY2   3  1.000000  0.000000  0.000000       52.55000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000      112.72500            
REMARK 290   SMTRY1   4  0.000000  1.000000  0.000000       52.55000            
REMARK 290   SMTRY2   4 -1.000000  0.000000  0.000000       52.55000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       37.57500            
REMARK 290   SMTRY1   5 -1.000000  0.000000  0.000000       52.55000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       52.55000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000      112.72500            
REMARK 290   SMTRY1   6  1.000000  0.000000  0.000000       52.55000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       52.55000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       37.57500            
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       75.15000            
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,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 6550 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 33840 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -44.0 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  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     MET A     1                                                      
REMARK 465     GLU A     2                                                      
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     GLN A   10   CG   CD   OE1  NE2                                  
REMARK 480     GLN A   17   CG   CD   OE1  NE2                                  
REMARK 480     ASN A   18   CG   OD1  ND2                                       
REMARK 480     LYS A   20   CG   CD   CE   NZ                                   
REMARK 480     LYS A  186   CG   CD   CE   NZ                                   
REMARK 480     GLU A  192   CD   OE1  OE2                                       
REMARK 480     LYS A  273   CG   CD   CE   NZ                                   
REMARK 480     LYS A  344   CG   CD   CE   NZ                                   
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    HIS A 143   NE2   HIS A 143   CD2    -0.075                       
REMARK 500    HIS A 193   NE2   HIS A 193   CD2    -0.083                       
REMARK 500    GLU A 204   CG    GLU A 204   CD      0.093                       
REMARK 500    HIS A 229   NE2   HIS A 229   CD2    -0.089                       
REMARK 500    HIS A 339   NE2   HIS A 339   CD2    -0.079                       
REMARK 500    HIS A 366   NE2   HIS A 366   CD2    -0.097                       
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    LYS A   4   N   -  CA  -  C   ANGL. DEV. =  16.4 DEGREES          
REMARK 500    LYS A  13   CA  -  CB  -  CG  ANGL. DEV. =  14.8 DEGREES          
REMARK 500    LEU A  46   CA  -  CB  -  CG  ANGL. DEV. =  14.8 DEGREES          
REMARK 500    LYS A  47   CA  -  CB  -  CG  ANGL. DEV. =  13.7 DEGREES          
REMARK 500    ARG A  61   NE  -  CZ  -  NH1 ANGL. DEV. =   6.0 DEGREES          
REMARK 500    TRP A  65   CD1 -  CG  -  CD2 ANGL. DEV. =   6.1 DEGREES          
REMARK 500    TRP A  65   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.4 DEGREES          
REMARK 500    TRP A  65   CG  -  CD2 -  CE3 ANGL. DEV. =   5.6 DEGREES          
REMARK 500    MET A  66   CG  -  SD  -  CE  ANGL. DEV. =  11.3 DEGREES          
REMARK 500    VAL A  82   CA  -  CB  -  CG2 ANGL. DEV. =  -9.0 DEGREES          
REMARK 500    TRP A  83   CD1 -  CG  -  CD2 ANGL. DEV. =   5.9 DEGREES          
REMARK 500    TRP A  83   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.0 DEGREES          
REMARK 500    ARG A  96   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500    LEU A 103   CA  -  CB  -  CG  ANGL. DEV. =  19.0 DEGREES          
REMARK 500    THR A 104   CA  -  C   -  N   ANGL. DEV. = -15.1 DEGREES          
REMARK 500    THR A 104   O   -  C   -  N   ANGL. DEV. =  10.1 DEGREES          
REMARK 500    VAL A 107   CA  -  C   -  N   ANGL. DEV. = -17.7 DEGREES          
REMARK 500    VAL A 107   O   -  C   -  N   ANGL. DEV. =  10.5 DEGREES          
REMARK 500    ARG A 119   NE  -  CZ  -  NH1 ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ARG A 129   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.6 DEGREES          
REMARK 500    VAL A 150   CG1 -  CB  -  CG2 ANGL. DEV. = -12.8 DEGREES          
REMARK 500    ARG A 153   NE  -  CZ  -  NH1 ANGL. DEV. =   3.8 DEGREES          
REMARK 500    ARG A 153   NE  -  CZ  -  NH2 ANGL. DEV. =  -7.0 DEGREES          
REMARK 500    TYR A 160   CB  -  CG  -  CD1 ANGL. DEV. =  -4.3 DEGREES          
REMARK 500    TRP A 165   CD1 -  CG  -  CD2 ANGL. DEV. =   6.0 DEGREES          
REMARK 500    TRP A 165   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.9 DEGREES          
REMARK 500    TRP A 165   CG  -  CD2 -  CE3 ANGL. DEV. =   5.7 DEGREES          
REMARK 500    ARG A 208   NE  -  CZ  -  NH1 ANGL. DEV. =   4.9 DEGREES          
REMARK 500    ARG A 211   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    MET A 230   CG  -  SD  -  CE  ANGL. DEV. =  16.1 DEGREES          
REMARK 500    TRP A 244   CD1 -  CG  -  CD2 ANGL. DEV. =   6.9 DEGREES          
REMARK 500    TRP A 244   CB  -  CG  -  CD1 ANGL. DEV. =  -7.8 DEGREES          
REMARK 500    TRP A 244   CE2 -  CD2 -  CG  ANGL. DEV. =  -6.8 DEGREES          
REMARK 500    TRP A 244   CG  -  CD2 -  CE3 ANGL. DEV. =   6.8 DEGREES          
REMARK 500    ARG A 250   NE  -  CZ  -  NH1 ANGL. DEV. =   4.8 DEGREES          
REMARK 500    TRP A 263   CD1 -  CG  -  CD2 ANGL. DEV. =   5.3 DEGREES          
REMARK 500    TRP A 263   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.3 DEGREES          
REMARK 500    LYS A 267   CA  -  CB  -  CG  ANGL. DEV. =  14.6 DEGREES          
REMARK 500    VAL A 280   CG1 -  CB  -  CG2 ANGL. DEV. = -14.3 DEGREES          
REMARK 500    GLN A 287   N   -  CA  -  CB  ANGL. DEV. = -15.4 DEGREES          
REMARK 500    GLN A 287   CA  -  CB  -  CG  ANGL. DEV. =  16.4 DEGREES          
REMARK 500    LEU A 290   CA  -  CB  -  CG  ANGL. DEV. =  14.8 DEGREES          
REMARK 500    TYR A 308   CB  -  CG  -  CD2 ANGL. DEV. =  -3.9 DEGREES          
REMARK 500    GLY A 319   CA  -  C   -  O   ANGL. DEV. = -12.0 DEGREES          
REMARK 500    GLY A 319   CA  -  C   -  N   ANGL. DEV. =  13.5 DEGREES          
REMARK 500    TYR A 345   CB  -  CG  -  CD1 ANGL. DEV. =   3.6 DEGREES          
REMARK 500    TRP A 369   CD1 -  CG  -  CD2 ANGL. DEV. =   5.3 DEGREES          
REMARK 500    TRP A 369   CE2 -  CD2 -  CG  ANGL. DEV. =  -5.0 DEGREES          
REMARK 500    MET A 380   CG  -  SD  -  CE  ANGL. DEV. = -10.8 DEGREES          
REMARK 500    VAL A 389   N   -  CA  -  CB  ANGL. DEV. = -15.6 DEGREES          
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      52 ANGLE DEVIATIONS.                             
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    LYS A   4        2.88      3.96                                   
REMARK 500    PRO A  24      157.40    -49.55                                   
REMARK 500    ASN A  26       62.42   -116.07                                   
REMARK 500    LYS A  58       21.73     29.04                                   
REMARK 500    TYR A  78     -103.08   -126.77                                   
REMARK 500    ARG A  96      -25.80     64.37                                   
REMARK 500    SER A 113      117.79    -38.63                                   
REMARK 500    HIS A 143       76.22   -118.60                                   
REMARK 500    GLU A 157     -150.67   -129.60                                   
REMARK 500    ASP A 158     -175.29     67.26                                   
REMARK 500    MET A 234       68.87   -110.07                                   
REMARK 500    THR A 237      -62.24   -123.88                                   
REMARK 500    ARG A 250      -71.16    -73.78                                   
REMARK 500    ASP A 259     -110.54     48.25                                   
REMARK 500    THR A 271      -13.25   -146.16                                   
REMARK 500    ASP A 297      -89.85   -145.71                                   
REMARK 500    ILE A 322       31.33   -141.45                                   
REMARK 500    ALA A 342       60.95     33.19                                   
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    TYR A 296         0.11    SIDE CHAIN                              
REMARK 500    TYR A 345         0.07    SIDE CHAIN                              
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: SUB                                                 
REMARK 800 EVIDENCE_CODE: AUTHOR                                                
REMARK 800 SITE_DESCRIPTION: ISOCITRATE/MG++ BINDING SITE                       
DBREF  1IDF A    1   416  UNP    P08200   IDH_ECOLI        1    416             
SEQADV 1IDF MET A  230  UNP  P08200    LYS   230 ENGINEERED MUTATION            
SEQRES   1 A  416  MET GLU SER LYS VAL VAL VAL PRO ALA GLN GLY LYS LYS          
SEQRES   2 A  416  ILE THR LEU GLN ASN GLY LYS LEU ASN VAL PRO GLU ASN          
SEQRES   3 A  416  PRO ILE ILE PRO TYR ILE GLU GLY ASP GLY ILE GLY VAL          
SEQRES   4 A  416  ASP VAL THR PRO ALA MET LEU LYS VAL VAL ASP ALA ALA          
SEQRES   5 A  416  VAL GLU LYS ALA TYR LYS GLY GLU ARG LYS ILE SER TRP          
SEQRES   6 A  416  MET GLU ILE TYR THR GLY GLU LYS SER THR GLN VAL TYR          
SEQRES   7 A  416  GLY GLN ASP VAL TRP LEU PRO ALA GLU THR LEU ASP LEU          
SEQRES   8 A  416  ILE ARG GLU TYR ARG VAL ALA ILE LYS GLY PRO LEU THR          
SEQRES   9 A  416  THR PRO VAL GLY GLY GLY ILE ARG SER LEU ASN VAL ALA          
SEQRES  10 A  416  LEU ARG GLN GLU LEU ASP LEU TYR ILE CYS LEU ARG PRO          
SEQRES  11 A  416  VAL ARG TYR TYR GLN GLY THR PRO SER PRO VAL LYS HIS          
SEQRES  12 A  416  PRO GLU LEU THR ASP MET VAL ILE PHE ARG GLU ASN SER          
SEQRES  13 A  416  GLU ASP ILE TYR ALA GLY ILE GLU TRP LYS ALA ASP SER          
SEQRES  14 A  416  ALA ASP ALA GLU LYS VAL ILE LYS PHE LEU ARG GLU GLU          
SEQRES  15 A  416  MET GLY VAL LYS LYS ILE ARG PHE PRO GLU HIS CYS GLY          
SEQRES  16 A  416  ILE GLY ILE LYS PRO CYS SER GLU GLU GLY THR LYS ARG          
SEQRES  17 A  416  LEU VAL ARG ALA ALA ILE GLU TYR ALA ILE ALA ASN ASP          
SEQRES  18 A  416  ARG ASP SER VAL THR LEU VAL HIS MET GLY ASN ILE MET          
SEQRES  19 A  416  LYS PHE THR GLU GLY ALA PHE LYS ASP TRP GLY TYR GLN          
SEQRES  20 A  416  LEU ALA ARG GLU GLU PHE GLY GLY GLU LEU ILE ASP GLY          
SEQRES  21 A  416  GLY PRO TRP LEU LYS VAL LYS ASN PRO ASN THR GLY LYS          
SEQRES  22 A  416  GLU ILE VAL ILE LYS ASP VAL ILE ALA ASP ALA PHE LEU          
SEQRES  23 A  416  GLN GLN ILE LEU LEU ARG PRO ALA GLU TYR ASP VAL ILE          
SEQRES  24 A  416  ALA CYS MET ASN LEU ASN GLY ASP TYR ILE SER ASP ALA          
SEQRES  25 A  416  LEU ALA ALA GLN VAL GLY GLY ILE GLY ILE ALA PRO GLY          
SEQRES  26 A  416  ALA ASN ILE GLY ASP GLU CYS ALA LEU PHE GLU ALA THR          
SEQRES  27 A  416  HIS GLY THR ALA PRO LYS TYR ALA GLY GLN ASP LYS VAL          
SEQRES  28 A  416  ASN PRO GLY SER ILE ILE LEU SER ALA GLU MET MET LEU          
SEQRES  29 A  416  ARG HIS MET GLY TRP THR GLU ALA ALA ASP LEU ILE VAL          
SEQRES  30 A  416  LYS GLY MET GLU GLY ALA ILE ASN ALA LYS THR VAL THR          
SEQRES  31 A  416  TYR ASP PHE GLU ARG LEU MET ASP GLY ALA LYS LEU LEU          
SEQRES  32 A  416  LYS CYS SER GLU PHE GLY ASP ALA ILE ILE GLU ASN MET          
HELIX    1  HA ILE A   37  LYS A   58  1                                  22    
HELIX    2  HB THR A   70  TYR A   78  1                                   9    
HELIX    3  HC PRO A   85  TYR A   95  1                                  11    
HELIX    4  HD SER A  113  LEU A  124  1                                  12    
HELIX    5  HE ASP A  168  MET A  183  1                                  16    
HELIX    6  HF GLU A  203  ARG A  222  1                                  20    
HELIX    7  HG LYS A  235  PHE A  253  1                                  19    
HELIX    8  HH ILE A  281  LEU A  291  1                                  11    
HELIX    9  HI ASN A  303  VAL A  317  1                                  15    
HELIX   10  HJ PRO A  353  MET A  367  1                                  15    
HELIX   11  HK TRP A  369  THR A  388  1                                  20    
HELIX   12  HL THR A  390  MET A  397  1                                   8    
HELIX   13  HM LYS A  404  ASN A  415  1                                  12    
SHEET    1  S112 ARG A  61  ILE A  68  0                                        
SHEET    2  S112 GLU A  25  ILE A  32  1                                        
SHEET    3  S112 ARG A  96  LYS A 100  1                                        
SHEET    4  S112 ALA A 333  GLU A 336  1                                        
SHEET    5  S112 GLY A 325  ILE A 328 -1                                        
SHEET    6  S112 TYR A 125  ARG A 132 -1                                        
SHEET    7  S112 THR A 147  ARG A 153 -1                                        
SHEET    8  S112 ASP A 297  MET A 302  1                                        
SHEET    9  S112 SER A 224  HIS A 229  1                                        
SHEET   10  S112 LYS A 273  VAL A 280  1                                        
SHEET   11  S112 LEU A 264  LYS A 267 -1                                        
SHEET   12  S112 GLY A 254  GLU A 256 -1                                        
SHEET    1  S2 2 ILE A 163  ALA A 167  0                                        
SHEET    2  S2 2 HIS A 193  SER A 202 -1                                        
CISPEP   1 GLY A  261    PRO A  262          0       -27.12                     
SITE     1 SUB  8 SER A 113  ASN A 115  ARG A 119  ARG A 129                    
SITE     2 SUB  8 ARG A 153  TYR A 160  ASP A 307  ASP A 311                    
CRYST1  105.100  105.100  150.300  90.00  90.00  90.00 P 43 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      0.009515  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.009515  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006653        0.00000