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Database: PDB
Entry: 1XBV
LinkDB: 1XBV
Original site: 1XBV 
HEADER    UNKNOWN FUNCTION                        31-AUG-04   1XBV              
TITLE     CRYSTAL STRUCTURE OF 3-KETO-L-GULONATE 6-PHOSPHATE                    
TITLE    2 DECARBOXYLASE WITH BOUND D-RIBULOSE 5-PHOSPHATE                      
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 3-KETO-L-GULONATE 6-PHOSPHATE DECARBOXYLASE;               
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 GENE: ULAD;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    BETA/ALPHA BARREL, TIM BARREL, UNKNOWN FUNCTION                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.L.WISE,W.S.YEW,J.AKANA,J.A.GERLT,I.RAYMENT                          
REVDAT   2   24-FEB-09 1XBV    1       VERSN                                    
REVDAT   1   26-APR-05 1XBV    0                                                
JRNL        AUTH   E.L.WISE,W.S.YEW,J.AKANA,J.A.GERLT,I.RAYMENT                 
JRNL        TITL   EVOLUTION OF ENZYMATIC ACTIVITIES IN THE OROTIDINE           
JRNL        TITL 2 5'-MONOPHOSPHATE DECARBOXYLASE SUPRAFAMILY:                  
JRNL        TITL 3 STRUCTURAL BASIS FOR CATALYTIC PROMISCUITY IN                
JRNL        TITL 4 WILD-TYPE AND DESIGNED MUTANTS OF                            
JRNL        TITL 5 3-KETO-L-GULONATE 6-PHOSPHATE DECARBOXYLASE                  
JRNL        REF    BIOCHEMISTRY                  V.  44  1816 2005              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   15697207                                                     
JRNL        DOI    10.1021/BI0478143                                            
REMARK   1                                                                      
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.66 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.1.24                                        
REMARK   3   AUTHORS     : MURSHUDOV,VAGIN,DODSON                               
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ENGH & HUBER                                  
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.66                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 91.29                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 51641                          
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) : 0.164                           
REMARK   3   R VALUE            (WORKING SET) : 0.162                           
REMARK   3   FREE R VALUE                     : 0.194                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2762                            
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) : 1.66                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.70                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3633                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2800                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 192                          
REMARK   3   BIN FREE R VALUE                    : 0.3110                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3286                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 28                                      
REMARK   3   SOLVENT ATOMS            : 425                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 20.56                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.47000                                             
REMARK   3    B22 (A**2) : 1.39000                                              
REMARK   3    B33 (A**2) : -0.73000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.83000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.088         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.088         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.059         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.771         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.969                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.959                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3369 ; 0.018 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  3147 ; 0.003 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4570 ; 1.648 ; 1.946       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  7269 ; 1.152 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   425 ; 6.302 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   526 ; 0.107 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3755 ; 0.007 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   679 ; 0.003 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   719 ; 0.236 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  3672 ; 0.251 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1991 ; 0.084 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   296 ; 0.186 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):     3 ; 0.105 ; 0.200       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):     8 ; 0.101 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    52 ; 0.301 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    29 ; 0.197 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  2115 ; 1.719 ; 2.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3379 ; 2.725 ; 4.000       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1254 ; 3.773 ; 5.000       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1191 ; 5.496 ; 6.500       
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: NULL                                      
REMARK   4                                                                      
REMARK   4 1XBV COMPLIES WITH FORMAT V. 3.15, 01-DEC-08                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 16-SEP-04.                  
REMARK 100 THE RCSB ID CODE IS RCSB030181.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 01-APR-04                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 19-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.961                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : CUSTOM-MADE                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 382817                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.660                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 92.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 2.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.1                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.04200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 15.8000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.66                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.72                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.43770                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.300                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: MOLREP                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 16% PEG 5000 METHYL ETHER, 100 MM        
REMARK 280  BTP, 5 MM MGCL2, PH 7.5, VAPOR DIFFUSION, SITTING DROP,             
REMARK 280  TEMPERATURE 298K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
REMARK 290       4555   -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        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       61.90700            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       20.73550            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       61.90700            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       20.73550            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: 4210 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 16030 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -39.0 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                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 10770 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 29710 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -85.0 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      123.81400            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A 689  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A     1                                                      
REMARK 465     SER A     2                                                      
REMARK 465     GLY A   216                                                      
REMARK 465     MET B     1                                                      
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     SER B   2    OG                                                  
REMARK 470     THR B 114    OG1  CG2                                            
REMARK 470     TYR B 116    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     GLU B 120    CG   CD   OE1  OE2                                  
REMARK 470     GLU B 150    CG   CD   OE1  OE2                                  
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   OXT  GLY B   216     O    HOH B   821              1.79            
REMARK 500   O    HOH B   714     O    HOH B   820              1.86            
REMARK 500   O    HOH B   761     O    HOH B   820              2.07            
REMARK 500   OE1  GLU B   202     O    HOH B   820              2.09            
REMARK 500   O    HOH B   688     O    HOH B   815              2.18            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   NZ   LYS A    70     OE1  GLU B   104     1545     2.17            
REMARK 500   O    HOH B   688     O    HOH B   812     4545     2.19            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    SER B   2   C     LEU B   3   N       0.170                       
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG A  23   NE  -  CZ  -  NH1 ANGL. DEV. =   4.8 DEGREES          
REMARK 500    ASP A  82   CB  -  CG  -  OD2 ANGL. DEV. =   6.3 DEGREES          
REMARK 500    SER B   2   O   -  C   -  N   ANGL. DEV. = -20.0 DEGREES          
REMARK 500    ASP B  16   CB  -  CG  -  OD2 ANGL. DEV. =   5.5 DEGREES          
REMARK 500    ASP B  30   CB  -  CG  -  OD2 ANGL. DEV. =   5.4 DEGREES          
REMARK 500    ASP B  91   CB  -  CG  -  OD2 ANGL. DEV. =   5.5 DEGREES          
REMARK 500    ARG B 139   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.2 DEGREES          
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    ASN A  80       20.49     80.04                                   
REMARK 500    ASP B  11       47.70    -97.06                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY                                       
REMARK 500                                                                      
REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY                       
REMARK 500 TORSION, C(I) - CA(I) - N(I+1) - O(I), GREATER                       
REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME;                     
REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;                            
REMARK 500 I=INSERTION CODE).                                                   
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        ANGLE                                           
REMARK 500    SER B   2         28.02                                           
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH B 756        DISTANCE =  5.12 ANGSTROMS                       
REMARK 525    HOH B 817        DISTANCE =  6.69 ANGSTROMS                       
REMARK 525    HOH B 819        DISTANCE =  5.06 ANGSTROMS                       
REMARK 610                                                                      
REMARK 610 MISSING HETEROATOM                                                   
REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 610 I=INSERTION CODE):                                                   
REMARK 610   M RES C SSEQI                                                      
REMARK 610     5RP A  501                                                       
REMARK 610     5RP B  502                                                       
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620  (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;              
REMARK 620  SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                            
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG A 601  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  62   OD2                                                    
REMARK 620 2 5RP A 501   O4  101.5                                              
REMARK 620 3 GLU A  33   OE2  92.5 165.0                                        
REMARK 620 4 HOH A 801   O   109.7  88.0  82.1                                  
REMARK 620 5 HOH A 804   O    90.7  85.9  99.4 159.4                            
REMARK 620 6 5RP A 501   O13 170.5  74.6  92.4  79.0  80.4                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              MG B 602  MG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH B 804   O                                                      
REMARK 620 2 5RP B 502   O4   87.3                                              
REMARK 620 3 HOH B 809   O   153.7  82.7                                        
REMARK 620 4 GLU B  33   OE2  85.7 165.6  98.2                                  
REMARK 620 5 ASP B  62   OD2 117.2  98.4  88.4  95.9                            
REMARK 620 6 5RP B 502   O13  78.2  75.1  75.7  91.2 163.4                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 5RP A 501                 
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 5RP B 502                 
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG A 601                  
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE MG B 602                  
DBREF  1XBV A    1   216  UNP    P39304   ULAD_ECOLI       1    216             
DBREF  1XBV B    1   216  UNP    P39304   ULAD_ECOLI       1    216             
SEQRES   1 A  216  MET SER LEU PRO MET LEU GLN VAL ALA LEU ASP ASN GLN          
SEQRES   2 A  216  THR MET ASP SER ALA TYR GLU THR THR ARG LEU ILE ALA          
SEQRES   3 A  216  GLU GLU VAL ASP ILE ILE GLU VAL GLY THR ILE LEU CYS          
SEQRES   4 A  216  VAL GLY GLU GLY VAL ARG ALA VAL ARG ASP LEU LYS ALA          
SEQRES   5 A  216  LEU TYR PRO HIS LYS ILE VAL LEU ALA ASP ALA LYS ILE          
SEQRES   6 A  216  ALA ASP ALA GLY LYS ILE LEU SER ARG MET CYS PHE GLU          
SEQRES   7 A  216  ALA ASN ALA ASP TRP VAL THR VAL ILE CYS CYS ALA ASP          
SEQRES   8 A  216  ILE ASN THR ALA LYS GLY ALA LEU ASP VAL ALA LYS GLU          
SEQRES   9 A  216  PHE ASN GLY ASP VAL GLN ILE GLU LEU THR GLY TYR TRP          
SEQRES  10 A  216  THR TRP GLU GLN ALA GLN GLN TRP ARG ASP ALA GLY ILE          
SEQRES  11 A  216  GLY GLN VAL VAL TYR HIS ARG SER ARG ASP ALA GLN ALA          
SEQRES  12 A  216  ALA GLY VAL ALA TRP GLY GLU ALA ASP ILE THR ALA ILE          
SEQRES  13 A  216  LYS ARG LEU SER ASP MET GLY PHE LYS VAL THR VAL THR          
SEQRES  14 A  216  GLY GLY LEU ALA LEU GLU ASP LEU PRO LEU PHE LYS GLY          
SEQRES  15 A  216  ILE PRO ILE HIS VAL PHE ILE ALA GLY ARG SER ILE ARG          
SEQRES  16 A  216  ASP ALA ALA SER PRO VAL GLU ALA ALA ARG GLN PHE LYS          
SEQRES  17 A  216  ARG SER ILE ALA GLU LEU TRP GLY                              
SEQRES   1 B  216  MET SER LEU PRO MET LEU GLN VAL ALA LEU ASP ASN GLN          
SEQRES   2 B  216  THR MET ASP SER ALA TYR GLU THR THR ARG LEU ILE ALA          
SEQRES   3 B  216  GLU GLU VAL ASP ILE ILE GLU VAL GLY THR ILE LEU CYS          
SEQRES   4 B  216  VAL GLY GLU GLY VAL ARG ALA VAL ARG ASP LEU LYS ALA          
SEQRES   5 B  216  LEU TYR PRO HIS LYS ILE VAL LEU ALA ASP ALA LYS ILE          
SEQRES   6 B  216  ALA ASP ALA GLY LYS ILE LEU SER ARG MET CYS PHE GLU          
SEQRES   7 B  216  ALA ASN ALA ASP TRP VAL THR VAL ILE CYS CYS ALA ASP          
SEQRES   8 B  216  ILE ASN THR ALA LYS GLY ALA LEU ASP VAL ALA LYS GLU          
SEQRES   9 B  216  PHE ASN GLY ASP VAL GLN ILE GLU LEU THR GLY TYR TRP          
SEQRES  10 B  216  THR TRP GLU GLN ALA GLN GLN TRP ARG ASP ALA GLY ILE          
SEQRES  11 B  216  GLY GLN VAL VAL TYR HIS ARG SER ARG ASP ALA GLN ALA          
SEQRES  12 B  216  ALA GLY VAL ALA TRP GLY GLU ALA ASP ILE THR ALA ILE          
SEQRES  13 B  216  LYS ARG LEU SER ASP MET GLY PHE LYS VAL THR VAL THR          
SEQRES  14 B  216  GLY GLY LEU ALA LEU GLU ASP LEU PRO LEU PHE LYS GLY          
SEQRES  15 B  216  ILE PRO ILE HIS VAL PHE ILE ALA GLY ARG SER ILE ARG          
SEQRES  16 B  216  ASP ALA ALA SER PRO VAL GLU ALA ALA ARG GLN PHE LYS          
SEQRES  17 B  216  ARG SER ILE ALA GLU LEU TRP GLY                              
HET    5RP  A 501      13                                                       
HET    5RP  B 502      13                                                       
HET     MG  A 601       1                                                       
HET     MG  B 602       1                                                       
HETNAM     5RP RIBULOSE-5-PHOSPHATE                                             
HETNAM      MG MAGNESIUM ION                                                    
FORMUL   3  5RP    2(C5 H11 O8 P)                                               
FORMUL   5   MG    2(MG 2+)                                                     
FORMUL   7  HOH   *425(H2 O)                                                    
HELIX    1   1 THR A   14  ALA A   26  1                                  13    
HELIX    2   2 GLU A   27  VAL A   29  5                                   3    
HELIX    3   3 GLY A   35  GLY A   43  1                                   9    
HELIX    4   4 VAL A   44  TYR A   54  1                                  11    
HELIX    5   5 ALA A   68  ALA A   79  1                                  12    
HELIX    6   6 ASP A   91  PHE A  105  1                                  15    
HELIX    7   7 THR A  118  GLY A  129  1                                  12    
HELIX    8   8 SER A  138  ALA A  144  1                                   7    
HELIX    9   9 GLY A  149  MET A  162  1                                  14    
HELIX   10  10 ALA A  173  LYS A  181  5                                   9    
HELIX   11  11 GLY A  191  ASP A  196  1                                   6    
HELIX   12  12 SER A  199  TRP A  215  1                                  17    
HELIX   13  13 THR B   14  ALA B   26  1                                  13    
HELIX   14  14 GLY B   35  GLY B   43  1                                   9    
HELIX   15  15 VAL B   44  TYR B   54  1                                  11    
HELIX   16  16 ALA B   68  ALA B   79  1                                  12    
HELIX   17  17 ASP B   91  PHE B  105  1                                  15    
HELIX   18  18 THR B  118  GLY B  129  1                                  12    
HELIX   19  19 SER B  138  ALA B  144  1                                   7    
HELIX   20  20 GLY B  149  MET B  162  1                                  14    
HELIX   21  21 ALA B  173  LYS B  181  5                                   9    
HELIX   22  22 GLY B  191  ASP B  196  1                                   6    
HELIX   23  23 SER B  199  GLY B  216  1                                  18    
SHEET    1   A 9 MET A   5  LEU A  10  0                                        
SHEET    2   A 9 ILE A  31  VAL A  34  1  O  GLU A  33   N  VAL A   8           
SHEET    3   A 9 ILE A  58  ILE A  65  1  O  LEU A  60   N  VAL A  34           
SHEET    4   A 9 TRP A  83  ILE A  87  1  O  TRP A  83   N  ALA A  61           
SHEET    5   A 9 ASP A 108  LEU A 113  1  O  GLU A 112   N  VAL A  86           
SHEET    6   A 9 GLN A 132  HIS A 136  1  O  VAL A 134   N  ILE A 111           
SHEET    7   A 9 LYS A 165  THR A 169  1  O  THR A 167   N  TYR A 135           
SHEET    8   A 9 VAL A 187  ALA A 190  1  O  ILE A 189   N  VAL A 168           
SHEET    9   A 9 MET A   5  LEU A  10  1  N  MET A   5   O  PHE A 188           
SHEET    1   B 9 MET B   5  LEU B  10  0                                        
SHEET    2   B 9 ILE B  31  VAL B  34  1  O  GLU B  33   N  VAL B   8           
SHEET    3   B 9 ILE B  58  ILE B  65  1  O  LEU B  60   N  VAL B  34           
SHEET    4   B 9 TRP B  83  ILE B  87  1  O  TRP B  83   N  ALA B  61           
SHEET    5   B 9 ASP B 108  LEU B 113  1  O  GLU B 112   N  VAL B  86           
SHEET    6   B 9 GLN B 132  HIS B 136  1  O  VAL B 134   N  ILE B 111           
SHEET    7   B 9 LYS B 165  THR B 169  1  O  THR B 167   N  TYR B 135           
SHEET    8   B 9 VAL B 187  ALA B 190  1  O  VAL B 187   N  VAL B 168           
SHEET    9   B 9 MET B   5  LEU B  10  1  N  GLN B   7   O  ALA B 190           
SSBOND   1 CYS A   89    CYS B   89                          1555   1555  2.12  
LINK        MG    MG A 601                 OD2 ASP A  62     1555   1555  2.01  
LINK        MG    MG A 601                 O4  5RP A 501     1555   1555  2.11  
LINK        MG    MG A 601                 OE2 GLU A  33     1555   1555  2.02  
LINK        MG    MG A 601                 O   HOH A 801     1555   1555  2.09  
LINK        MG    MG A 601                 O   HOH A 804     1555   1555  1.90  
LINK        MG    MG A 601                 O13 5RP A 501     1555   1555  2.26  
LINK        MG    MG B 602                 O   HOH B 804     1555   1555  1.99  
LINK        MG    MG B 602                 O4  5RP B 502     1555   1555  2.14  
LINK        MG    MG B 602                 O   HOH B 809     1555   1555  1.83  
LINK        MG    MG B 602                 OE2 GLU B  33     1555   1555  2.00  
LINK        MG    MG B 602                 OD2 ASP B  62     1555   1555  2.01  
LINK        MG    MG B 602                 O13 5RP B 502     1555   1555  2.47  
SITE     1 AC1 19 ALA A   9  ASP A  11  GLU A  33  ASP A  62                    
SITE     2 AC1 19 LYS A  64  HIS A 136  THR A 169  GLY A 171                    
SITE     3 AC1 19 ILE A 189  GLY A 191  ARG A 192   MG A 601                    
SITE     4 AC1 19 HOH A 605  HOH A 629  HOH A 632  HOH A 641                    
SITE     5 AC1 19 HOH A 692  HOH A 801  HOH A 804                               
SITE     1 AC2 19 ASP A  67  ALA B   9  ASP B  11  GLU B  33                    
SITE     2 AC2 19 ASP B  62  LYS B  64  HIS B 136  THR B 169                    
SITE     3 AC2 19 GLY B 171  GLY B 191  ARG B 192   MG B 602                    
SITE     4 AC2 19 HOH B 611  HOH B 616  HOH B 625  HOH B 633                    
SITE     5 AC2 19 HOH B 698  HOH B 804  HOH B 809                               
SITE     1 AC3  5 GLU A  33  ASP A  62  5RP A 501  HOH A 801                    
SITE     2 AC3  5 HOH A 804                                                     
SITE     1 AC4  5 GLU B  33  ASP B  62  5RP B 502  HOH B 804                    
SITE     2 AC4  5 HOH B 809                                                     
CRYST1  123.814   41.471   91.184  90.00  96.65  90.00 C 1 2 1       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      0.008077  0.000000  0.000941        0.00000                         
SCALE2      0.000000  0.024113  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.011041        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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