PDB Short entry for 3LB0
HEADER    LYASE                                   07-JAN-10   3LB0              
TITLE     CRYSTAL STRUCTURE OF THE 3-DEHYDROQUINATE DEHYDRATASE (AROD) FROM     
TITLE    2 SALMONELLA TYPHIMURIUM LT2 WITH CITRATE BOUND TO THE ACTIVE SITE.    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 3-DEHYDROQUINATE DEHYDRATASE;                              
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: 3-DEHYDROQUINATE DEHYDRATASE (AROD);                       
COMPND   5 SYNONYM: 3-DEHYDROQUINASE, TYPE I DHQASE;                            
COMPND   6 EC: 4.2.1.10;                                                        
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: SALMONELLA ENTERICA SUBSP. ENTERICA SEROVAR     
SOURCE   3 TYPHIMURIUM;                                                         
SOURCE   4 ORGANISM_TAXID: 99287;                                               
SOURCE   5 STRAIN: LT2;                                                         
SOURCE   6 GENE: AROD, STM1358;                                                 
SOURCE   7 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   9 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)-MAGIC;                           
SOURCE  10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  11 EXPRESSION_SYSTEM_PLASMID: PMCSG7                                    
KEYWDS    3-DEHYDROQUINATE DEHYDRATASE, AROD, SHIKIMATE PATHWAY, IDP90922,      
KEYWDS   2 CSGID, CITRATE, AMINO-ACID BIOSYNTHESIS, AROMATIC AMINO ACID         
KEYWDS   3 BIOSYNTHESIS, SCHIFF BASE, STRUCTURAL GENOMICS, CENTER FOR           
KEYWDS   4 STRUCTURAL GENOMICS OF INFECTIOUS DISEASES, LYASE                    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    G.MINASOV,S.H.LIGHT,L.SHUVALOVA,L.PAPAZISI,W.F.ANDERSON,CENTER FOR    
AUTHOR   2 STRUCTURAL GENOMICS OF INFECTIOUS DISEASES (CSGID)                   
REVDAT   3   06-SEP-23 3LB0    1       REMARK SEQADV                            
REVDAT   2   01-NOV-17 3LB0    1       REMARK                                   
REVDAT   1   26-JAN-10 3LB0    0                                                
JRNL        AUTH   G.MINASOV,S.H.LIGHT,L.SHUVALOVA,L.PAPAZISI,W.F.ANDERSON,     
JRNL        AUTH 2 CENTER FOR STRUCTURAL GENOMICS OF INFECTIOUS DISEASES        
JRNL        AUTH 3 (CSGID)                                                      
JRNL        TITL   CRYSTAL STRUCTURE OF THE 3-DEHYDROQUINATE DEHYDRATASE (AROD) 
JRNL        TITL 2 FROM SALMONELLA TYPHIMURIUM LT2 WITH CITRATE BOUND TO THE    
JRNL        TITL 3 ACTIVE SITE.                                                 
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.65 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0102                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.65                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 26.30                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 93.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 53255                          
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) : 0.162                           
REMARK   3   R VALUE            (WORKING SET) : 0.160                           
REMARK   3   FREE R VALUE                     : 0.201                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2829                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.65                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.69                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 4038                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 95.01                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1830                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 188                          
REMARK   3   BIN FREE R VALUE                    : 0.2290                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3899                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 24                                      
REMARK   3   SOLVENT ATOMS            : 587                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 18.80                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 17.11                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.09000                                             
REMARK   3    B22 (A**2) : 2.01000                                              
REMARK   3    B33 (A**2) : -1.57000                                             
REMARK   3    B12 (A**2) : 0.75000                                              
REMARK   3    B13 (A**2) : -0.12000                                             
REMARK   3    B23 (A**2) : -0.04000                                             
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.106         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.105         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.063         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.824         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.968                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.953                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  4454 ; 0.013 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  2942 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  6087 ; 1.471 ; 1.966       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  7261 ; 0.899 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   602 ; 3.505 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   186 ;32.065 ;24.570       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   812 ;10.149 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    28 ;14.159 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   710 ; 0.091 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  5150 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   872 ; 0.003 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  2835 ; 1.145 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  1144 ; 0.337 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  4636 ; 1.948 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1619 ; 2.939 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1451 ; 4.833 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3LB0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 18-JAN-10.                  
REMARK 100 THE DEPOSITION ID IS D_1000057055.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-DEC-09                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.2                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 21-ID-G                            
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97856                            
REMARK 200  MONOCHROMATOR                  : DIAMOND                            
REMARK 200  OPTICS                         : BERYLLIUM LENSES                   
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   : 56117                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.650                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 93.9                               
REMARK 200  DATA REDUNDANCY                : 2.000                              
REMARK 200  R MERGE                    (I) : 0.03300                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 21.2000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.65                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.68                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 95.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.80                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.13000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.500                              
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: 3L2I                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 42.22                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.13                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN SOLUTION:7.5 MG/ML, 0.01M        
REMARK 280  COMENIC ACID, 0.25M SODIUM CHLORIDE, 0.01M TRIS-HCL (PH 8.3)        
REMARK 280  SCREEN SOLUTION: JCSG+ (CONDITION 25), 0.2M SODIUM CHLORIDE,        
REMARK 280  0.1M PHOSPHATE-CITRATE (PH 4.2), 20% W/V PEG8000., VAPOR            
REMARK 280  DIFFUSION, SITTING DROP, TEMPERATURE 295K                           
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,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                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 2860 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 20040 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -10.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A   -23                                                      
REMARK 465     HIS A   -22                                                      
REMARK 465     HIS A   -21                                                      
REMARK 465     HIS A   -20                                                      
REMARK 465     HIS A   -19                                                      
REMARK 465     HIS A   -18                                                      
REMARK 465     HIS A   -17                                                      
REMARK 465     SER A   -16                                                      
REMARK 465     SER A   -15                                                      
REMARK 465     GLY A   -14                                                      
REMARK 465     VAL A   -13                                                      
REMARK 465     ASP A   -12                                                      
REMARK 465     LEU A   -11                                                      
REMARK 465     GLY A   -10                                                      
REMARK 465     THR A    -9                                                      
REMARK 465     GLU A    -8                                                      
REMARK 465     ALA A   252                                                      
REMARK 465     MET B   -23                                                      
REMARK 465     HIS B   -22                                                      
REMARK 465     HIS B   -21                                                      
REMARK 465     HIS B   -20                                                      
REMARK 465     HIS B   -19                                                      
REMARK 465     HIS B   -18                                                      
REMARK 465     HIS B   -17                                                      
REMARK 465     SER B   -16                                                      
REMARK 465     SER B   -15                                                      
REMARK 465     GLY B   -14                                                      
REMARK 465     VAL B   -13                                                      
REMARK 465     ASP B   -12                                                      
REMARK 465     LEU B   -11                                                      
REMARK 465     GLY B   -10                                                      
REMARK 465     THR B    -9                                                      
REMARK 465     GLU B    -8                                                      
REMARK 465     LYS B   229                                                      
REMARK 465     LYS B   230                                                      
REMARK 465     ALA B   231                                                      
REMARK 465     SER B   232                                                      
REMARK 465     ALA B   233                                                      
REMARK 465     PRO B   234                                                      
REMARK 465     GLY B   235                                                      
REMARK 465     GLN B   236                                                      
REMARK 465     ALA B   252                                                      
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     ASN A  -7    CG   OD1  ND2                                       
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    LEU A  -6      118.26   -168.18                                   
REMARK 500    ARG A   7       52.09     38.78                                   
REMARK 500    ASP A   8       -7.29     70.17                                   
REMARK 500    ASN A  54       37.39    -97.24                                   
REMARK 500    ASN A  54       37.24    -97.24                                   
REMARK 500    GLU A  86     -165.11   -105.51                                   
REMARK 500    SER A 206      167.29     73.25                                   
REMARK 500    SER A 206      166.14     73.25                                   
REMARK 500    ARG B   7     -138.15     76.83                                   
REMARK 500    ARG B   7       46.33     37.44                                   
REMARK 500    ASP B   8      -21.08     82.16                                   
REMARK 500    SER B 206      168.56     79.30                                   
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 CIT A 253                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE FMT A 254                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TRS B 253                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3L2I   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE 3-DEHYDROQUINATE DEHYDRATASE (AROD) FROM    
REMARK 900 SALMONELLA TYPHIMURIUM LT2 (APO-FORM).                               
REMARK 900 RELATED ID: IDP90922   RELATED DB: TARGETDB                          
DBREF  3LB0 A    1   252  UNP    P58687   AROD_SALTY       1    252             
DBREF  3LB0 B    1   252  UNP    P58687   AROD_SALTY       1    252             
SEQADV 3LB0 MET A  -23  UNP  P58687              EXPRESSION TAG                 
SEQADV 3LB0 HIS A  -22  UNP  P58687              INSERTION                      
SEQADV 3LB0 HIS A  -21  UNP  P58687              INSERTION                      
SEQADV 3LB0 HIS A  -20  UNP  P58687              INSERTION                      
SEQADV 3LB0 HIS A  -19  UNP  P58687              INSERTION                      
SEQADV 3LB0 HIS A  -18  UNP  P58687              INSERTION                      
SEQADV 3LB0 HIS A  -17  UNP  P58687              INSERTION                      
SEQADV 3LB0 SER A  -16  UNP  P58687              INSERTION                      
SEQADV 3LB0 SER A  -15  UNP  P58687              INSERTION                      
SEQADV 3LB0 GLY A  -14  UNP  P58687              INSERTION                      
SEQADV 3LB0 VAL A  -13  UNP  P58687              INSERTION                      
SEQADV 3LB0 ASP A  -12  UNP  P58687              INSERTION                      
SEQADV 3LB0 LEU A  -11  UNP  P58687              INSERTION                      
SEQADV 3LB0 GLY A  -10  UNP  P58687              INSERTION                      
SEQADV 3LB0 THR A   -9  UNP  P58687              INSERTION                      
SEQADV 3LB0 GLU A   -8  UNP  P58687              INSERTION                      
SEQADV 3LB0 ASN A   -7  UNP  P58687              INSERTION                      
SEQADV 3LB0 LEU A   -6  UNP  P58687              INSERTION                      
SEQADV 3LB0 TYR A   -5  UNP  P58687              INSERTION                      
SEQADV 3LB0 PHE A   -4  UNP  P58687              INSERTION                      
SEQADV 3LB0 GLN A   -3  UNP  P58687              INSERTION                      
SEQADV 3LB0 SER A   -2  UNP  P58687              INSERTION                      
SEQADV 3LB0 ASN A   -1  UNP  P58687              INSERTION                      
SEQADV 3LB0 ALA A    0  UNP  P58687              INSERTION                      
SEQADV 3LB0 MET B  -23  UNP  P58687              INSERTION                      
SEQADV 3LB0 HIS B  -22  UNP  P58687              INSERTION                      
SEQADV 3LB0 HIS B  -21  UNP  P58687              INSERTION                      
SEQADV 3LB0 HIS B  -20  UNP  P58687              INSERTION                      
SEQADV 3LB0 HIS B  -19  UNP  P58687              INSERTION                      
SEQADV 3LB0 HIS B  -18  UNP  P58687              INSERTION                      
SEQADV 3LB0 HIS B  -17  UNP  P58687              INSERTION                      
SEQADV 3LB0 SER B  -16  UNP  P58687              INSERTION                      
SEQADV 3LB0 SER B  -15  UNP  P58687              INSERTION                      
SEQADV 3LB0 GLY B  -14  UNP  P58687              INSERTION                      
SEQADV 3LB0 VAL B  -13  UNP  P58687              INSERTION                      
SEQADV 3LB0 ASP B  -12  UNP  P58687              INSERTION                      
SEQADV 3LB0 LEU B  -11  UNP  P58687              INSERTION                      
SEQADV 3LB0 GLY B  -10  UNP  P58687              INSERTION                      
SEQADV 3LB0 THR B   -9  UNP  P58687              INSERTION                      
SEQADV 3LB0 GLU B   -8  UNP  P58687              INSERTION                      
SEQADV 3LB0 ASN B   -7  UNP  P58687              INSERTION                      
SEQADV 3LB0 LEU B   -6  UNP  P58687              INSERTION                      
SEQADV 3LB0 TYR B   -5  UNP  P58687              INSERTION                      
SEQADV 3LB0 PHE B   -4  UNP  P58687              INSERTION                      
SEQADV 3LB0 GLN B   -3  UNP  P58687              INSERTION                      
SEQADV 3LB0 SER B   -2  UNP  P58687              INSERTION                      
SEQADV 3LB0 ASN B   -1  UNP  P58687              INSERTION                      
SEQADV 3LB0 ALA B    0  UNP  P58687              INSERTION                      
SEQRES   1 A  276  MET HIS HIS HIS HIS HIS HIS SER SER GLY VAL ASP LEU          
SEQRES   2 A  276  GLY THR GLU ASN LEU TYR PHE GLN SER ASN ALA MET LYS          
SEQRES   3 A  276  THR VAL THR VAL ARG ASP LEU VAL VAL GLY GLU GLY ALA          
SEQRES   4 A  276  PRO LYS ILE ILE VAL SER LEU MET GLY LYS THR ILE THR          
SEQRES   5 A  276  ASP VAL LYS SER GLU ALA LEU ALA TYR ARG GLU ALA ASP          
SEQRES   6 A  276  PHE ASP ILE LEU GLU TRP ARG VAL ASP HIS PHE ALA ASN          
SEQRES   7 A  276  VAL THR THR ALA GLU SER VAL LEU GLU ALA ALA GLY ALA          
SEQRES   8 A  276  ILE ARG GLU ILE ILE THR ASP LYS PRO LEU LEU PHE THR          
SEQRES   9 A  276  PHE ARG SER ALA LYS GLU GLY GLY GLU GLN ALA LEU THR          
SEQRES  10 A  276  THR GLY GLN TYR ILE ASP LEU ASN ARG ALA ALA VAL ASP          
SEQRES  11 A  276  SER GLY LEU VAL ASP MET ILE ASP LEU GLU LEU PHE THR          
SEQRES  12 A  276  GLY ASP ASP GLU VAL LYS ALA THR VAL GLY TYR ALA HIS          
SEQRES  13 A  276  GLN HIS ASN VAL ALA VAL ILE MET SER ASN HIS ASP PHE          
SEQRES  14 A  276  HIS LYS THR PRO ALA ALA GLU GLU ILE VAL GLN ARG LEU          
SEQRES  15 A  276  ARG LYS MET GLN GLU LEU GLY ALA ASP ILE PRO LYS ILE          
SEQRES  16 A  276  ALA VAL MET PRO GLN THR LYS ALA ASP VAL LEU THR LEU          
SEQRES  17 A  276  LEU THR ALA THR VAL GLU MET GLN GLU ARG TYR ALA ASP          
SEQRES  18 A  276  ARG PRO ILE ILE THR MET SER MET SER LYS THR GLY VAL          
SEQRES  19 A  276  ILE SER ARG LEU ALA GLY GLU VAL PHE GLY SER ALA ALA          
SEQRES  20 A  276  THR PHE GLY ALA VAL LYS LYS ALA SER ALA PRO GLY GLN          
SEQRES  21 A  276  ILE SER VAL ALA ASP LEU ARG THR VAL LEU THR ILE LEU          
SEQRES  22 A  276  HIS GLN ALA                                                  
SEQRES   1 B  276  MET HIS HIS HIS HIS HIS HIS SER SER GLY VAL ASP LEU          
SEQRES   2 B  276  GLY THR GLU ASN LEU TYR PHE GLN SER ASN ALA MET LYS          
SEQRES   3 B  276  THR VAL THR VAL ARG ASP LEU VAL VAL GLY GLU GLY ALA          
SEQRES   4 B  276  PRO LYS ILE ILE VAL SER LEU MET GLY LYS THR ILE THR          
SEQRES   5 B  276  ASP VAL LYS SER GLU ALA LEU ALA TYR ARG GLU ALA ASP          
SEQRES   6 B  276  PHE ASP ILE LEU GLU TRP ARG VAL ASP HIS PHE ALA ASN          
SEQRES   7 B  276  VAL THR THR ALA GLU SER VAL LEU GLU ALA ALA GLY ALA          
SEQRES   8 B  276  ILE ARG GLU ILE ILE THR ASP LYS PRO LEU LEU PHE THR          
SEQRES   9 B  276  PHE ARG SER ALA LYS GLU GLY GLY GLU GLN ALA LEU THR          
SEQRES  10 B  276  THR GLY GLN TYR ILE ASP LEU ASN ARG ALA ALA VAL ASP          
SEQRES  11 B  276  SER GLY LEU VAL ASP MET ILE ASP LEU GLU LEU PHE THR          
SEQRES  12 B  276  GLY ASP ASP GLU VAL LYS ALA THR VAL GLY TYR ALA HIS          
SEQRES  13 B  276  GLN HIS ASN VAL ALA VAL ILE MET SER ASN HIS ASP PHE          
SEQRES  14 B  276  HIS LYS THR PRO ALA ALA GLU GLU ILE VAL GLN ARG LEU          
SEQRES  15 B  276  ARG LYS MET GLN GLU LEU GLY ALA ASP ILE PRO LYS ILE          
SEQRES  16 B  276  ALA VAL MET PRO GLN THR LYS ALA ASP VAL LEU THR LEU          
SEQRES  17 B  276  LEU THR ALA THR VAL GLU MET GLN GLU ARG TYR ALA ASP          
SEQRES  18 B  276  ARG PRO ILE ILE THR MET SER MET SER LYS THR GLY VAL          
SEQRES  19 B  276  ILE SER ARG LEU ALA GLY GLU VAL PHE GLY SER ALA ALA          
SEQRES  20 B  276  THR PHE GLY ALA VAL LYS LYS ALA SER ALA PRO GLY GLN          
SEQRES  21 B  276  ILE SER VAL ALA ASP LEU ARG THR VAL LEU THR ILE LEU          
SEQRES  22 B  276  HIS GLN ALA                                                  
HET    CIT  A 253      13                                                       
HET    FMT  A 254       3                                                       
HET    TRS  B 253       8                                                       
HETNAM     CIT CITRIC ACID                                                      
HETNAM     FMT FORMIC ACID                                                      
HETNAM     TRS 2-AMINO-2-HYDROXYMETHYL-PROPANE-1,3-DIOL                         
HETSYN     TRS TRIS BUFFER                                                      
FORMUL   3  CIT    C6 H8 O7                                                     
FORMUL   4  FMT    C H2 O2                                                      
FORMUL   5  TRS    C4 H12 N O3 1+                                               
FORMUL   6  HOH   *587(H2 O)                                                    
HELIX    1   1 THR A   26  GLU A   39  1                                  14    
HELIX    2   2 ASP A   50  PHE A   52  5                                   3    
HELIX    3   3 THR A   57  ILE A   72  1                                  16    
HELIX    4   4 THR A   93  GLY A  108  1                                  16    
HELIX    5   5 GLY A  120  HIS A  134  1                                  15    
HELIX    6   6 ALA A  150  LEU A  164  1                                  15    
HELIX    7   7 THR A  177  TYR A  195  1                                  19    
HELIX    8   8 SER A  206  GLY A  209  5                                   4    
HELIX    9   9 VAL A  210  ALA A  215  1                                   6    
HELIX   10  10 ALA A  215  GLY A  220  1                                   6    
HELIX   11  11 SER A  238  GLN A  251  1                                  14    
HELIX   12  12 THR B   26  ARG B   38  1                                  13    
HELIX   13  13 ASP B   50  PHE B   52  5                                   3    
HELIX   14  14 THR B   57  ILE B   72  1                                  16    
HELIX   15  15 SER B   83  GLY B   87  5                                   5    
HELIX   16  16 THR B   93  GLY B  108  1                                  16    
HELIX   17  17 GLY B  120  HIS B  134  1                                  15    
HELIX   18  18 ALA B  150  LEU B  164  1                                  15    
HELIX   19  19 THR B  177  TYR B  195  1                                  19    
HELIX   20  20 SER B  206  GLY B  209  5                                   4    
HELIX   21  21 VAL B  210  ALA B  215  1                                   6    
HELIX   22  22 ALA B  215  GLY B  220  1                                   6    
HELIX   23  23 SER B  238  GLN B  251  1                                  14    
SHEET    1   A 3 PHE A  -4  SER A  -2  0                                        
SHEET    2   A 3 THR A   3  VAL A   6 -1  O  THR A   5   N  PHE A  -4           
SHEET    3   A 3 LEU A   9  VAL A  11 -1  O  VAL A  11   N  VAL A   4           
SHEET    1   B 8 ILE A 201  SER A 204  0                                        
SHEET    2   B 8 ILE A 168  VAL A 173  1  N  PRO A 169   O  ILE A 201           
SHEET    3   B 8 ALA A 137  ASP A 144  1  N  MET A 140   O  LYS A 170           
SHEET    4   B 8 MET A 112  GLU A 116  1  N  ILE A 113   O  ILE A 139           
SHEET    5   B 8 LEU A  77  THR A  80  1  N  PHE A  79   O  MET A 112           
SHEET    6   B 8 ILE A  44  ARG A  48  1  N  TRP A  47   O  LEU A  78           
SHEET    7   B 8 LYS A  17  LEU A  22  1  N  VAL A  20   O  GLU A  46           
SHEET    8   B 8 ALA A 223  PHE A 225  1  O  THR A 224   N  ILE A  19           
SHEET    1   C 3 TYR B  -5  SER B  -2  0                                        
SHEET    2   C 3 THR B   3  VAL B   6 -1  O  THR B   5   N  PHE B  -4           
SHEET    3   C 3 LEU B   9  VAL B  11 -1  O  VAL B  11   N  VAL B   4           
SHEET    1   D 8 ILE B 201  SER B 204  0                                        
SHEET    2   D 8 ILE B 168  VAL B 173  1  N  PRO B 169   O  ILE B 201           
SHEET    3   D 8 ALA B 137  ASP B 144  1  N  MET B 140   O  LYS B 170           
SHEET    4   D 8 MET B 112  GLU B 116  1  N  ILE B 113   O  ILE B 139           
SHEET    5   D 8 LEU B  77  THR B  80  1  N  PHE B  79   O  MET B 112           
SHEET    6   D 8 ILE B  44  ARG B  48  1  N  LEU B  45   O  LEU B  78           
SHEET    7   D 8 LYS B  17  LEU B  22  1  N  VAL B  20   O  GLU B  46           
SHEET    8   D 8 ALA B 223  PHE B 225  1  O  THR B 224   N  ILE B  19           
SITE     1 AC1 14 SER A  21  GLU A  46  ARG A  48  ARG A  82                    
SITE     2 AC1 14 HIS A 143  LYS A 170  MET A 203  MET A 205                    
SITE     3 AC1 14 ARG A 213  PHE A 225  SER A 232  ALA A 233                    
SITE     4 AC1 14 GLN A 236  HOH A 508                                          
SITE     1 AC2  7 SER A  21  TYR A  37  GLY A 226  ALA A 227                    
SITE     2 AC2  7 VAL A 228  LYS A 230  GLN A 236                               
SITE     1 AC3 11 HIS B 143  LYS B 170  ALA B 172  MET B 203                    
SITE     2 AC3 11 MET B 205  ARG B 213  PHE B 225  HOH B 509                    
SITE     3 AC3 11 HOH B 542  HOH B 543  HOH B 591                               
CRYST1   36.888   45.853   80.816  93.95 101.19 105.49 P 1           2          
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      0.027109  0.007514  0.006374        0.00000                         
SCALE2      0.000000  0.022631  0.002913        0.00000                         
SCALE3      0.000000  0.000000  0.012718        0.00000