PDB Short entry for 2DS8
HEADER    METAL BINDING PROTEIN, PROTEIN BINDING  22-JUN-06   2DS8              
TITLE     STRUCTURE OF THE ZBD-XB COMPLEX                                       
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: ATP-DEPENDENT CLP PROTEASE ATP-BINDING SUBUNIT CLPX;       
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: ZINC BINDING DOMAIN(ZBD);                                  
COMPND   5 SYNONYM: CLPX;                                                       
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MOL_ID: 2;                                                           
COMPND   8 MOLECULE: SSPB-TAIL PEPTIDE;                                         
COMPND   9 CHAIN: P, Q;                                                         
COMPND  10 SYNONYM: XB;                                                         
COMPND  11 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 562;                                                 
SOURCE   4 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   5 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   6 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PET-15B;                                  
SOURCE   9 MOL_ID: 2;                                                           
SOURCE  10 SYNTHETIC: YES;                                                      
SOURCE  11 OTHER_DETAILS: XB PEPTIDE (APALRVVK) IS SYNTHESIZED. EXCEPT THE      
SOURCE  12 FIRST ALANINE, THE SEQUENCE OCCURS NATURALLY IN E. COLI SSPB         
KEYWDS    PROTEIN-PEPTIDE COMPLEX, METAL BINDING PROTEIN, PROTEIN BINDING       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    E.Y.PARK,B.G.LEE,S.B.HONG,H.W.KIM,H.K.SONG                            
REVDAT   3   25-OCT-23 2DS8    1       REMARK LINK                              
REVDAT   2   24-FEB-09 2DS8    1       VERSN                                    
REVDAT   1   13-FEB-07 2DS8    0                                                
JRNL        AUTH   E.Y.PARK,B.G.LEE,S.B.HONG,H.W.KIM,H.JEON,H.K.SONG            
JRNL        TITL   STRUCTURAL BASIS OF SSPB-TAIL RECOGNITION BY THE ZINC        
JRNL        TITL 2 BINDING DOMAIN OF CLPX.                                      
JRNL        REF    J.MOL.BIOL.                   V. 367   514 2007              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   17258768                                                     
JRNL        DOI    10.1016/J.JMB.2007.01.003                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.1                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 30.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : NULL                           
REMARK   3   NUMBER OF REFLECTIONS             : 10887                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE            (WORKING SET) : 0.201                           
REMARK   3   FREE R VALUE                     : 0.226                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 1126                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.63                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : NULL                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2967                       
REMARK   3   BIN FREE R VALUE                    : 0.3091                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 25                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.012                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 745                                     
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 2                                       
REMARK   3   SOLVENT ATOMS            : 86                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.004                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.088                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : NULL                                      
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2DS8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 26-JUN-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000025781.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 24-MAY-05                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : PHOTON FACTORY                     
REMARK 200  BEAMLINE                       : AR-NW12A                           
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.00000                            
REMARK 200  MONOCHROMATOR                  : NUMERICAL LINK TYPE SI(111)        
REMARK 200                                   DOUBLE CRYSTAL MONOCHROMATOR       
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 210                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 11450                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 94.5                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.66                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 64.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: 2DS5                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 24.68                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.63                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1.6M TRI-SODIUM CITRATE, PH 6.5, 10      
REMARK 280  -FOLD MOLAR EXCESS OF XB PEPTIDE ADDITION, VAPOR DIFFUSION,         
REMARK 280  HANGING DROP, TEMPERATURE 295K                                      
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 21                       
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X+1/2,-Y,Z+1/2                                         
REMARK 290       3555   -X,Y+1/2,-Z+1/2                                         
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       16.27700            
REMARK 290   SMTRY2   2  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       28.51850            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       23.27400            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000       28.51850            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       16.27700            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       23.27400            
REMARK 290   SMTRY3   4  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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TETRAMERIC                 
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3220 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 5850 ANGSTROM**2                        
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -31.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, P, B, Q                            
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     THR A     1                                                      
REMARK 465     ASP A     2                                                      
REMARK 465     LYS A     3                                                      
REMARK 465     ARG A     4                                                      
REMARK 465     LYS A     5                                                      
REMARK 465     ASP A     6                                                      
REMARK 465     GLY A     7                                                      
REMARK 465     SER A     8                                                      
REMARK 465     ALA P   158                                                      
REMARK 465     PRO P   159                                                      
REMARK 465     THR B     1                                                      
REMARK 465     ASP B     2                                                      
REMARK 465     LYS B     3                                                      
REMARK 465     ARG B     4                                                      
REMARK 465     LYS B     5                                                      
REMARK 465     ASP B     6                                                      
REMARK 465     GLY B     7                                                      
REMARK 465     SER B     8                                                      
REMARK 465     GLY B     9                                                      
REMARK 465     ILE B    51                                                      
REMARK 465     ALA Q   158                                                      
REMARK 465     PRO Q   159                                                      
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     LYS A  10    CD   CE   NZ                                        
REMARK 470     LYS B  10    CG   CD   CE   NZ                                   
REMARK 470     GLU B  50    CG   CD   OE1  OE2                                  
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    SER A  32       25.48   -144.34                                   
REMARK 500    GLU A  49       60.96     66.63                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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                              ZN A 100  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  14   SG                                                     
REMARK 620 2 CYS A  17   SG  106.6                                              
REMARK 620 3 CYS A  36   SG  113.9 107.9                                        
REMARK 620 4 CYS A  39   SG  108.3 107.0 112.8                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B 100  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS B  14   SG                                                     
REMARK 620 2 CYS B  17   SG  105.9                                              
REMARK 620 3 CYS B  36   SG  114.3 108.5                                        
REMARK 620 4 CYS B  39   SG  107.9 107.8 112.1                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 100                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 100                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2DS5   RELATED DB: PDB                                   
REMARK 900 ZBD ALONE IN ORTHORHOMBIC CRYSTAL FORM                               
REMARK 900 RELATED ID: 2DS6   RELATED DB: PDB                                   
REMARK 900 ZBD ALONE IN TETRAGOANL CRYSTAL FORM                                 
REMARK 900 RELATED ID: 2DS7   RELATED DB: PDB                                   
REMARK 900 ZBD ALONE IN HEXAGONAL CRYSTAL FORM                                  
DBREF  2DS8 A    1    51  UNP    P0A6H1   CLPX_ECOLI       1     51             
DBREF  2DS8 B    1    51  UNP    P0A6H1   CLPX_ECOLI       1     51             
DBREF  2DS8 P  158   165  PDB    2DS8     2DS8           158    165             
DBREF  2DS8 Q  158   165  PDB    2DS8     2DS8           158    165             
SEQRES   1 A   51  THR ASP LYS ARG LYS ASP GLY SER GLY LYS LEU LEU TYR          
SEQRES   2 A   51  CYS SER PHE CYS GLY LYS SER GLN HIS GLU VAL ARG LYS          
SEQRES   3 A   51  LEU ILE ALA GLY PRO SER VAL TYR ILE CYS ASP GLU CYS          
SEQRES   4 A   51  VAL ASP LEU CYS ASN ASP ILE ILE ARG GLU GLU ILE              
SEQRES   1 P    8  ALA PRO ALA LEU ARG VAL VAL LYS                              
SEQRES   1 B   51  THR ASP LYS ARG LYS ASP GLY SER GLY LYS LEU LEU TYR          
SEQRES   2 B   51  CYS SER PHE CYS GLY LYS SER GLN HIS GLU VAL ARG LYS          
SEQRES   3 B   51  LEU ILE ALA GLY PRO SER VAL TYR ILE CYS ASP GLU CYS          
SEQRES   4 B   51  VAL ASP LEU CYS ASN ASP ILE ILE ARG GLU GLU ILE              
SEQRES   1 Q    8  ALA PRO ALA LEU ARG VAL VAL LYS                              
HET     ZN  A 100       1                                                       
HET     ZN  B 100       1                                                       
HETNAM      ZN ZINC ION                                                         
FORMUL   5   ZN    2(ZN 2+)                                                     
FORMUL   7  HOH   *86(H2 O)                                                     
HELIX    1   1 ASP A   37  GLU A   49  1                                  13    
HELIX    2   2 SER B   20  VAL B   24  5                                   5    
HELIX    3   3 ASP B   37  GLU B   50  1                                  14    
SHEET    1   A 3 TYR A  34  CYS A  36  0                                        
SHEET    2   A 3 LEU A  27  ALA A  29 -1  N  ILE A  28   O  ILE A  35           
SHEET    3   A 3 ARG Q 162  LYS Q 165 -1  O  ARG Q 162   N  ALA A  29           
SHEET    1   B 3 ARG P 162  VAL P 163  0                                        
SHEET    2   B 3 LEU B  27  GLY B  30 -1  O  ALA B  29   N  ARG P 162           
SHEET    3   B 3 VAL B  33  CYS B  36 -1  O  VAL B  33   N  GLY B  30           
LINK         SG  CYS A  14                ZN    ZN A 100     1555   1555  2.36  
LINK         SG  CYS A  17                ZN    ZN A 100     1555   1555  2.42  
LINK         SG  CYS A  36                ZN    ZN A 100     1555   1555  2.39  
LINK         SG  CYS A  39                ZN    ZN A 100     1555   1555  2.35  
LINK         SG  CYS B  14                ZN    ZN B 100     1555   1555  2.38  
LINK         SG  CYS B  17                ZN    ZN B 100     1555   1555  2.40  
LINK         SG  CYS B  36                ZN    ZN B 100     1555   1555  2.41  
LINK         SG  CYS B  39                ZN    ZN B 100     1555   1555  2.34  
SITE     1 AC1  4 CYS A  14  CYS A  17  CYS A  36  CYS A  39                    
SITE     1 AC2  4 CYS B  14  CYS B  17  CYS B  36  CYS B  39                    
CRYST1   32.554   46.548   57.037  90.00  90.00  90.00 P 21 21 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      0.030718  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.021483  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.017532        0.00000