HEADER    PROTEIN BINDING                         13-MAR-11   3R26              
TITLE     PERRHENATE BINDING TO MOLYBDATE BINDING PROTEIN                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: MOLYBDATE-BINDING PERIPLASMIC PROTEIN;                     
COMPND   3 CHAIN: A;                                                            
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 83333;                                               
SOURCE   4 STRAIN: K12;                                                         
SOURCE   5 GENE: MODA, B0763, JW0746;                                           
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    PROTEIN BINDING                                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    B.P.ARYAL,P.BRUGAROLAS,C.HE                                           
REVDAT   2   21-FEB-24 3R26    1       REMARK SEQADV                            
REVDAT   1   01-FEB-12 3R26    0                                                
JRNL        AUTH   B.P.ARYAL,P.BRUGAROLAS,C.HE                                  
JRNL        TITL   BINDING OF REO(4) (-) WITH AN ENGINEERED MOO (4)             
JRNL        TITL 2 (2-)-BINDING PROTEIN: TOWARDS A NEW APPROACH IN              
JRNL        TITL 3 RADIOPHARMACEUTICAL APPLICATIONS.                            
JRNL        REF    J.BIOL.INORG.CHEM.            V.  17    97 2012              
JRNL        REFN                   ISSN 0949-8257                               
JRNL        PMID   21861186                                                     
JRNL        DOI    10.1007/S00775-011-0833-4                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.70 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0110                                      
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) : 1.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 95.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 31184                          
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) : 0.173                           
REMARK   3   R VALUE            (WORKING SET) : 0.171                           
REMARK   3   FREE R VALUE                     : 0.205                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1677                            
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) : 1.70                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.74                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1539                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 64.80                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2640                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 79                           
REMARK   3   BIN FREE R VALUE                    : 0.3590                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1743                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 5                                       
REMARK   3   SOLVENT ATOMS            : 113                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 25.14                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.31000                                             
REMARK   3    B22 (A**2) : -0.31000                                             
REMARK   3    B33 (A**2) : 0.46000                                              
REMARK   3    B12 (A**2) : -0.15000                                             
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): NULL          
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.089         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.057         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 3.880         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.963                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.954                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1807 ; 0.029 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2459 ; 2.030 ; 1.961       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   237 ; 6.135 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    70 ;32.196 ;25.000       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   300 ;15.045 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     6 ;23.933 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   284 ; 0.191 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1351 ; 0.012 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
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):  1165 ; 2.227 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1870 ; 3.187 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   642 ; 4.622 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   587 ; 6.377 ; 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):  1807 ; 2.943 ; 3.000       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):   113 ;13.634 ; 3.000       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  1770 ; 8.713 ; 3.000       
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 : 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: (1) DATA WAS COLLECTED TO THE HIGHER      
REMARK   3  RESOLUTION OF 1.59 A. HOWEVER, DATA BELOW 1.7 A HAD LOW             
REMARK   3  COMPLETENESS (LESS THAN 55%), AND THE SIGNAL-TO-NOISE RATIO I/      
REMARK   3  SIGMA(I) WAS SIGNIFICANTLY LOW (LESS THAN 1.5). THEREFORE THE       
REMARK   3  DATA WAS SCALED TO 1.7 A. (2) HYDROGENS HAVE BEEN ADDED IN THE      
REMARK   3  RIDING POSITIONS.                                                   
REMARK   4                                                                      
REMARK   4 3R26 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 15-MAR-11.                  
REMARK 100 THE DEPOSITION ID IS D_1000064394.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 27-FEB-09                          
REMARK 200  TEMPERATURE           (KELVIN) : 77.2                               
REMARK 200  PH                             : 4.5                                
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) : 0.97857                            
REMARK 200  MONOCHROMATOR                  : SI(111)                            
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : NULL                               
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 32457                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 84.4                               
REMARK 200  DATA REDUNDANCY                : 11.10                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 24.3000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.79                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 84.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 10.40                              
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 6.600                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASES                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 59.73                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.05                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 27.5% PEG8000, 0.1M SODIUM ACETATE,      
REMARK 280  2.5M SODIUM PERRHENATE, PH 4.5, VAPOR DIFFUSION, HANGING DROP,      
REMARK 280  TEMPERATURE 298K                                                    
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 32 2 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   Y,X,-Z                                                  
REMARK 290       5555   X-Y,-Y,-Z+1/3                                           
REMARK 290       6555   -X,-X+Y,-Z+2/3                                          
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       53.74933            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       26.87467            
REMARK 290   SMTRY1   4 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   5  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000 -1.000000       26.87467            
REMARK 290   SMTRY1   6 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000 -1.000000       53.74933            
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: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 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     GLY A    -3                                                      
REMARK 465     SER A    -2                                                      
REMARK 465     HIS A    -1                                                      
REMARK 465     MET A     0                                                      
REMARK 465     ASP A     1                                                      
REMARK 465     GLU A     2                                                      
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    PHE A  55   CZ    PHE A  55   CE2     0.136                       
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    LEU A 158   CB  -  CG  -  CD1 ANGL. DEV. =  19.9 DEGREES          
REMARK 500    LYS A 226   CD  -  CE  -  NZ  ANGL. DEV. =  15.7 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    HIS A 122      -20.80   -157.69                                   
REMARK 500    HIS A 122      -20.03   -159.74                                   
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 REO A 301                 
DBREF  3R26 A    1   233  UNP    P37329   MODA_ECOLI      25    257             
SEQADV 3R26 GLY A   -3  UNP  P37329              EXPRESSION TAG                 
SEQADV 3R26 SER A   -2  UNP  P37329              EXPRESSION TAG                 
SEQADV 3R26 HIS A   -1  UNP  P37329              EXPRESSION TAG                 
SEQADV 3R26 MET A    0  UNP  P37329              EXPRESSION TAG                 
SEQRES   1 A  237  GLY SER HIS MET ASP GLU GLY LYS ILE THR VAL PHE ALA          
SEQRES   2 A  237  ALA ALA SER LEU THR ASN ALA MET GLN ASP ILE ALA THR          
SEQRES   3 A  237  GLN PHE LYS LYS GLU LYS GLY VAL ASP VAL VAL SER SER          
SEQRES   4 A  237  PHE ALA SER SER SER THR LEU ALA ARG GLN ILE GLU ALA          
SEQRES   5 A  237  GLY ALA PRO ALA ASP LEU PHE ILE SER ALA ASP GLN LYS          
SEQRES   6 A  237  TRP MET ASP TYR ALA VAL ASP LYS LYS ALA ILE ASP THR          
SEQRES   7 A  237  ALA THR ARG GLN THR LEU LEU GLY ASN SER LEU VAL VAL          
SEQRES   8 A  237  VAL ALA PRO LYS ALA SER VAL GLN LYS ASP PHE THR ILE          
SEQRES   9 A  237  ASP SER LYS THR ASN TRP THR SER LEU LEU ASN GLY GLY          
SEQRES  10 A  237  ARG LEU ALA VAL GLY ASP PRO GLU HIS VAL PRO ALA GLY          
SEQRES  11 A  237  ILE TYR ALA LYS GLU ALA LEU GLN LYS LEU GLY ALA TRP          
SEQRES  12 A  237  ASP THR LEU SER PRO LYS LEU ALA PRO ALA GLU ASP VAL          
SEQRES  13 A  237  ARG GLY ALA LEU ALA LEU VAL GLU ARG ASN GLU ALA PRO          
SEQRES  14 A  237  LEU GLY ILE VAL TYR GLY SER ASP ALA VAL ALA SER LYS          
SEQRES  15 A  237  GLY VAL LYS VAL VAL ALA THR PHE PRO GLU ASP SER HIS          
SEQRES  16 A  237  LYS LYS VAL GLU TYR PRO VAL ALA VAL VAL GLU GLY HIS          
SEQRES  17 A  237  ASN ASN ALA THR VAL LYS ALA PHE TYR ASP TYR LEU LYS          
SEQRES  18 A  237  GLY PRO GLN ALA ALA GLU ILE PHE LYS ARG TYR GLY PHE          
SEQRES  19 A  237  THR ILE LYS                                                  
HET    REO  A 301       5                                                       
HETNAM     REO PERRHENATE                                                       
FORMUL   2  REO    O4 RE 1-                                                     
FORMUL   3  HOH   *113(H2 O)                                                    
HELIX    1   1 LEU A   13  GLY A   29  1                                  17    
HELIX    2   2 SER A   38  GLY A   49  1                                  12    
HELIX    3   3 ASP A   59  LYS A   69  1                                  11    
HELIX    4   4 ASP A   73  ARG A   77  5                                   5    
HELIX    5   5 ASN A  105  ASN A  111  1                                   7    
HELIX    6   6 VAL A  123  LEU A  136  1                                  14    
HELIX    7   7 ALA A  138  SER A  143  1                                   6    
HELIX    8   8 ASP A  151  ARG A  161  1                                  11    
HELIX    9   9 GLY A  171  SER A  177  1                                   7    
HELIX   10  10 PRO A  187  HIS A  191  5                                   5    
HELIX   11  11 ASN A  206  LYS A  217  1                                  12    
HELIX   12  12 GLY A  218  TYR A  228  1                                  11    
SHEET    1   A 6 ASP A  31  ALA A  37  0                                        
SHEET    2   A 6 LYS A   4  ALA A  10  1  N  ALA A   9   O  SER A  35           
SHEET    3   A 6 LEU A  54  ILE A  56  1  O  LEU A  54   N  PHE A   8           
SHEET    4   A 6 VAL A 194  VAL A 200 -1  O  ALA A 199   N  PHE A  55           
SHEET    5   A 6 GLN A  78  ASN A  83 -1  N  LEU A  80   O  TYR A 196           
SHEET    6   A 6 THR A 231  ILE A 232 -1  O  THR A 231   N  GLY A  82           
SHEET    1   B 5 LEU A 146  ALA A 149  0                                        
SHEET    2   B 5 LEU A 115  GLY A 118  1  N  LEU A 115   O  ALA A 147           
SHEET    3   B 5 LEU A 166  TYR A 170  1  O  ILE A 168   N  ALA A 116           
SHEET    4   B 5 LEU A  85  PRO A  90 -1  N  VAL A  88   O  GLY A 167           
SHEET    5   B 5 VAL A 180  THR A 185 -1  O  ALA A 184   N  VAL A  87           
SITE     1 AC1 12 ALA A  10  ALA A  11  SER A  12  SER A  38                    
SITE     2 AC1 12 SER A  39  ALA A  58  VAL A 123  PRO A 124                    
SITE     3 AC1 12 ALA A 125  ASP A 151  VAL A 152  TYR A 170                    
CRYST1   81.589   81.589   80.624  90.00  90.00 120.00 P 32 2 1      6          
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      0.012257  0.007076  0.000000        0.00000                         
SCALE2      0.000000  0.014153  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012403        0.00000