PDB Short entry for 1JH9
HEADER    TRANSCRIPTION/DNA                       27-JUN-01   1JH9              
TITLE     PURINE REPRESSOR MUTANT-HYPOXANTHINE-PURF OPERATOR COMPLEX            
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: 5'-D(*AP*AP*CP*GP*AP*AP*AP*AP*CP*GP*TP*TP*TP*TP*CP*GP*T)-  
COMPND   3 3';                                                                  
COMPND   4 CHAIN: B;                                                            
COMPND   5 ENGINEERED: YES;                                                     
COMPND   6 MOL_ID: 2;                                                           
COMPND   7 MOLECULE: PURINE NUCLEOTIDE SYNTHESIS REPRESSOR;                     
COMPND   8 CHAIN: A;                                                            
COMPND   9 ENGINEERED: YES;                                                     
COMPND  10 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 SYNTHETIC: YES;                                                      
SOURCE   3 MOL_ID: 2;                                                           
SOURCE   4 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   5 ORGANISM_TAXID: 562;                                                 
SOURCE   6 GENE: PURR;                                                          
SOURCE   7 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   9 EXPRESSION_SYSTEM_STRAIN: BL21 LAMBDA DE3;                           
SOURCE  10 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  11 EXPRESSION_SYSTEM_PLASMID: PET24A                                    
KEYWDS    TRANSCRIPTION REGULATION, DNA-BINDING, REPRESSOR, PURINE              
KEYWDS   2 BIOSYNTHESIS, COMPLEX (DNA-BINDING PROTEIN-DNA), ALLOSTERIC          
KEYWDS   3 REGULATION, TRANSCRIPTION-DNA COMPLEX                                
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.L.HUFFMAN,F.LU,H.ZALKIN,R.G.BRENNAN                                 
REVDAT   3   27-OCT-21 1JH9    1       REMARK SEQADV                            
REVDAT   2   24-FEB-09 1JH9    1       VERSN                                    
REVDAT   1   08-FEB-02 1JH9    0                                                
JRNL        AUTH   J.L.HUFFMAN,F.LU,H.ZALKIN,R.G.BRENNAN                        
JRNL        TITL   ROLE OF RESIDUE 147 IN THE GENE REGULATORY FUNCTION OF THE   
JRNL        TITL 2 ESCHERICHIA COLI PURINE REPRESSOR.                           
JRNL        REF    BIOCHEMISTRY                  V.  41   511 2002              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   11781089                                                     
JRNL        DOI    10.1021/BI0156660                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.55 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : TNT                                                  
REMARK   3   AUTHORS     : TRONRUD,TEN EYCK,MATTHEWS                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.55                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 78925                          
REMARK   3                                                                      
REMARK   3  USING DATA ABOVE SIGMA CUTOFF.                                      
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.219                           
REMARK   3   R VALUE            (WORKING SET) : NULL                            
REMARK   3   FREE R VALUE                     : NULL                            
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : NULL                            
REMARK   3                                                                      
REMARK   3  USING ALL DATA, NO SIGMA CUTOFF.                                    
REMARK   3   R VALUE   (WORKING + TEST SET, NO CUTOFF) : NULL                   
REMARK   3   R VALUE          (WORKING SET, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE                  (NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL                   
REMARK   3   FREE R VALUE TEST SET COUNT   (NO CUTOFF) : NULL                   
REMARK   3   TOTAL NUMBER OF REFLECTIONS   (NO CUTOFF) : 78925                  
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2654                                    
REMARK   3   NUCLEIC ACID ATOMS       : 346                                     
REMARK   3   HETEROGEN ATOMS          : 20                                      
REMARK   3   SOLVENT ATOMS            : 116                                     
REMARK   3                                                                      
REMARK   3  WILSON B VALUE (FROM FCALC, A**2) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.    RMS    WEIGHT  COUNT           
REMARK   3   BOND LENGTHS                 (A) : 0.016 ; 2.600 ; 3109            
REMARK   3   BOND ANGLES            (DEGREES) : 1.655 ; 3.500 ; 4262            
REMARK   3   TORSION ANGLES         (DEGREES) : 20.700; 0.000 ; 1758            
REMARK   3   PSEUDOROTATION ANGLES  (DEGREES) : NULL  ; NULL  ; NULL            
REMARK   3   TRIGONAL CARBON PLANES       (A) : 0.006 ; 12.500; 67              
REMARK   3   GENERAL PLANES               (A) : 0.006 ; 12.400; 415             
REMARK   3   ISOTROPIC THERMAL FACTORS (A**2) : 4.604 ; 7.500 ; 3090            
REMARK   3   NON-BONDED CONTACTS          (A) : 0.039 ; 37.000; 357             
REMARK   3                                                                      
REMARK   3  INCORRECT CHIRAL-CENTERS (COUNT) : NULL                             
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  RESTRAINT LIBRARIES.                                                
REMARK   3   STEREOCHEMISTRY : ENGH & HUBER                                     
REMARK   3   ISOTROPIC THERMAL FACTOR RESTRAINTS : ISOTROPIC                    
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 1JH9 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-JUN-01.                  
REMARK 100 THE DEPOSITION ID IS D_1000013770.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 15-JUL-98                          
REMARK 200  TEMPERATURE           (KELVIN) : 90                                 
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SSRL                               
REMARK 200  BEAMLINE                       : BL7-1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.08                               
REMARK 200  MONOCHROMATOR                  : HORIZONTAL FOCUS SI(111)           
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 22093                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.550                              
REMARK 200  RESOLUTION RANGE LOW       (A) : NULL                               
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.8                               
REMARK 200  DATA REDUNDANCY                : 3.600                              
REMARK 200  R MERGE                    (I) : 0.11200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 4.8900                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.55                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.61                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.60                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.52400                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.400                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: TNT                                                   
REMARK 200 STARTING MODEL: 1PNR                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 67.33                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 3.77                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 4000, AMMONIUM SULFATE, AMMONIUM     
REMARK 280  PHOSPHATE, COBALT HEXAMMINE, PH 7.5, VAPOR DIFFUSION, HANGING       
REMARK 280  DROP, TEMPERATURE 298K                                              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z+1/2                                             
REMARK 290       3555   -X,Y,-Z+1/2                                             
REMARK 290       4555   X,-Y,-Z                                                 
REMARK 290       5555   X+1/2,Y+1/2,Z                                           
REMARK 290       6555   -X+1/2,-Y+1/2,Z+1/2                                     
REMARK 290       7555   -X+1/2,Y+1/2,-Z+1/2                                     
REMARK 290       8555   X+1/2,-Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       40.32000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       40.32000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   5  1.000000  0.000000  0.000000       87.69000            
REMARK 290   SMTRY2   5  0.000000  1.000000  0.000000       46.30500            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   6 -1.000000  0.000000  0.000000       87.69000            
REMARK 290   SMTRY2   6  0.000000 -1.000000  0.000000       46.30500            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       40.32000            
REMARK 290   SMTRY1   7 -1.000000  0.000000  0.000000       87.69000            
REMARK 290   SMTRY2   7  0.000000  1.000000  0.000000       46.30500            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       40.32000            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000       87.69000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000       46.30500            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: TETRAMERIC                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, A                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000        0.00000            
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 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     ARG A   341                                                      
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   O    HOH A   847     O    HOH A   847     4555     2.12            
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     DA B 704   C3' -  C2' -  C1' ANGL. DEV. =  -5.3 DEGREES          
REMARK 500     DA B 704   O4' -  C1' -  N9  ANGL. DEV. =   3.3 DEGREES          
REMARK 500    ILE A 216   CG1 -  CB  -  CG2 ANGL. DEV. = -18.8 DEGREES          
REMARK 500    ASP A 220   CB  -  CG  -  OD1 ANGL. DEV. =   5.8 DEGREES          
REMARK 500    ARG A 340   NE  -  CZ  -  NH2 ANGL. DEV. =   3.7 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  58      153.06    179.96                                   
REMARK 500    ALA A  66     -166.45    -69.00                                   
REMARK 500    THR A  67      -56.67   -121.78                                   
REMARK 500    LYS A  88       35.35    -96.78                                   
REMARK 500    SER A 124      -55.84     72.11                                   
REMARK 500    GLU A 149     -123.67   -107.93                                   
REMARK 500    ASP A 153       -5.00   -169.74                                   
REMARK 500    ARG A 179      -10.56   -149.42                                   
REMARK 500    LEU A 188        1.26    -68.35                                   
REMARK 500    ASP A 275      -44.97    121.49                                   
REMARK 500    ASN A 276       60.14     66.10                                   
REMARK 500    ILE A 309      -75.07    -71.18                                   
REMARK 500    VAL A 310      -70.75    -56.17                                   
REMARK 500    ASN A 311        8.54    -65.79                                   
REMARK 500    LYS A 312       26.40     42.62                                   
REMARK 500    ARG A 313      156.97    -48.91                                   
REMARK 500    ARG A 328     -121.82   -114.75                                   
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 PO4 A 799                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 800                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HPA A 599                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1PNR   RELATED DB: PDB                                   
REMARK 900 PURINE REPRESSOR-HYPOXANTHINE-PURF-OPERATOR COMPLEX                  
REMARK 900 RELATED ID: 1QPZ   RELATED DB: PDB                                   
REMARK 900 PURINE REPRESSOR-HYPOXANTHINE-PALINDROMIC OPERATOR COMPLEX           
REMARK 900 RELATED ID: 1JFS   RELATED DB: PDB                                   
REMARK 900 PURINE REPRESSOR MUTANT-HYPOXANTHINE-PURF OPERATOR COMPLEX (W147F)   
REMARK 900 RELATED ID: 1JFT   RELATED DB: PDB                                   
REMARK 900 PURINE REPRESSOR MUTANT-HYPOXANTHINE-PURF OPERATOR COMPLEX (W147A)   
REMARK 900 RELATED ID: 1JHZ   RELATED DB: PDB                                   
REMARK 900 PURINE REPRESSOR MUTANT COREPRESSOR BINDING DOMAIN STRUCTURE         
DBREF  1JH9 A    2   341  UNP    P0ACP7   PURR_ECOLI       1    340             
DBREF  1JH9 B  699   715  PDB    1JH9     1JH9           699    715             
SEQADV 1JH9 ARG A  147  UNP  P0ACP7    TRP   146 ENGINEERED MUTATION            
SEQRES   1 B   17   DA  DA  DC  DG  DA  DA  DA  DA  DC  DG  DT  DT  DT          
SEQRES   2 B   17   DT  DC  DG  DT                                              
SEQRES   1 A  340  ALA THR ILE LYS ASP VAL ALA LYS ARG ALA ASN VAL SER          
SEQRES   2 A  340  THR THR THR VAL SER HIS VAL ILE ASN LYS THR ARG PHE          
SEQRES   3 A  340  VAL ALA GLU GLU THR ARG ASN ALA VAL TRP ALA ALA ILE          
SEQRES   4 A  340  LYS GLU LEU HIS TYR SER PRO SER ALA VAL ALA ARG SER          
SEQRES   5 A  340  LEU LYS VAL ASN HIS THR LYS SER ILE GLY LEU LEU ALA          
SEQRES   6 A  340  THR SER SER GLU ALA ALA TYR PHE ALA GLU ILE ILE GLU          
SEQRES   7 A  340  ALA VAL GLU LYS ASN CYS PHE GLN LYS GLY TYR THR LEU          
SEQRES   8 A  340  ILE LEU GLY ASN ALA TRP ASN ASN LEU GLU LYS GLN ARG          
SEQRES   9 A  340  ALA TYR LEU SER MET MET ALA GLN LYS ARG VAL ASP GLY          
SEQRES  10 A  340  LEU LEU VAL MET CYS SER GLU TYR PRO GLU PRO LEU LEU          
SEQRES  11 A  340  ALA MET LEU GLU GLU TYR ARG HIS ILE PRO MET VAL VAL          
SEQRES  12 A  340  MET ASP ARG GLY GLU ALA LYS ALA ASP PHE THR ASP ALA          
SEQRES  13 A  340  VAL ILE ASP ASN ALA PHE GLU GLY GLY TYR MET ALA GLY          
SEQRES  14 A  340  ARG TYR LEU ILE GLU ARG GLY HIS ARG GLU ILE GLY VAL          
SEQRES  15 A  340  ILE PRO GLY PRO LEU GLU ARG ASN THR GLY ALA GLY ARG          
SEQRES  16 A  340  LEU ALA GLY PHE MET LYS ALA MET GLU GLU ALA MET ILE          
SEQRES  17 A  340  LYS VAL PRO GLU SER TRP ILE VAL GLN GLY ASP PHE GLU          
SEQRES  18 A  340  PRO GLU SER GLY TYR ARG ALA MET GLN GLN ILE LEU SER          
SEQRES  19 A  340  GLN PRO HIS ARG PRO THR ALA VAL PHE CYS GLY GLY ASP          
SEQRES  20 A  340  ILE MET ALA MET GLY ALA LEU CYS ALA ALA ASP GLU MET          
SEQRES  21 A  340  GLY LEU ARG VAL PRO GLN ASP VAL SER LEU ILE GLY TYR          
SEQRES  22 A  340  ASP ASN VAL ARG ASN ALA ARG TYR PHE THR PRO ALA LEU          
SEQRES  23 A  340  THR THR ILE HIS GLN PRO LYS ASP SER LEU GLY GLU THR          
SEQRES  24 A  340  ALA PHE ASN MET LEU LEU ASP ARG ILE VAL ASN LYS ARG          
SEQRES  25 A  340  GLU GLU PRO GLN SER ILE GLU VAL HIS PRO ARG LEU ILE          
SEQRES  26 A  340  GLU ARG ARG SER VAL ALA ASP GLY PRO PHE ARG ASP TYR          
SEQRES  27 A  340  ARG ARG                                                      
HET    PO4  A 799       5                                                       
HET    PO4  A 800       5                                                       
HET    HPA  A 599      10                                                       
HETNAM     PO4 PHOSPHATE ION                                                    
HETNAM     HPA HYPOXANTHINE                                                     
FORMUL   3  PO4    2(O4 P 3-)                                                   
FORMUL   5  HPA    C5 H4 N4 O                                                   
FORMUL   6  HOH   *116(H2 O)                                                    
HELIX    1   1 THR A    3  ASN A   12  1                                  10    
HELIX    2   2 SER A   14  ASN A   23  1                                  10    
HELIX    3   3 ALA A   29  HIS A   44  1                                  16    
HELIX    4   4 SER A   48  ASN A   57  1                                  10    
HELIX    5   5 ALA A   71  LYS A   88  1                                  18    
HELIX    6   6 ASN A  100  LYS A  114  1                                  15    
HELIX    7   7 PRO A  127  TYR A  137  1                                  11    
HELIX    8   8 ARG A  138  ILE A  140  5                                   3    
HELIX    9   9 ALA A  162  ARG A  176  1                                  15    
HELIX   10  10 ARG A  190  ALA A  207  1                                  18    
HELIX   11  11 PRO A  212  TRP A  215  5                                   4    
HELIX   12  12 GLU A  222  LEU A  234  1                                  13    
HELIX   13  13 GLY A  247  MET A  261  1                                  15    
HELIX   14  14 ASN A  279  PHE A  283  5                                   5    
HELIX   15  15 LYS A  294  ASN A  311  1                                  18    
SHEET    1   A 6 THR A  91  LEU A  94  0                                        
SHEET    2   A 6 SER A  61  LEU A  65  1  N  ILE A  62   O  THR A  91           
SHEET    3   A 6 GLY A 118  VAL A 121  1  O  GLY A 118   N  GLY A  63           
SHEET    4   A 6 MET A 142  VAL A 144  1  O  VAL A 143   N  VAL A 121           
SHEET    5   A 6 ASP A 156  ILE A 159  1  O  ASP A 156   N  VAL A 144           
SHEET    6   A 6 SER A 318  GLU A 320  1  O  ILE A 319   N  ILE A 159           
SHEET    1   B 5 ILE A 181  ILE A 184  0                                        
SHEET    2   B 5 ALA A 242  CYS A 245  1  O  ALA A 242   N  GLY A 182           
SHEET    3   B 5 SER A 270  ASP A 275  1  O  SER A 270   N  VAL A 243           
SHEET    4   B 5 THR A 288  HIS A 291  1  O  THR A 288   N  GLY A 273           
SHEET    5   B 5 ARG A 324  ILE A 326 -1  O  ARG A 324   N  HIS A 291           
CISPEP   1 VAL A  265    PRO A  266          0         1.99                     
CISPEP   2 THR A  284    PRO A  285          0         0.73                     
SITE     1 AC1  6 HIS A 291  GLN A 292  PRO A 293  LYS A 294                    
SITE     2 AC1  6 ASP A 295  SER A 296                                          
SITE     1 AC2  4 ARG A  52  HIS A  58  LYS A  60  HOH A 880                    
SITE     1 AC3  9 TYR A  73  PHE A  74  ARG A 190  THR A 192                    
SITE     2 AC3  9 ARG A 196  PHE A 221  ASP A 275  HOH A 808                    
SITE     3 AC3  9 HOH A 832                                                     
CRYST1  175.380   92.610   80.640  90.00  90.00  90.00 C 2 2 21      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      0.005702  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.010798  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.012401        0.00000