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Database: PDB
Entry: 2ISG
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Original site: 2ISG 
HEADER    TOXIN                                   17-OCT-06   2ISG              
TITLE     BOTULINUM NEUROTOXIN A LIGHT CHAIN WT CRYSTAL FORM B                  
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: NEUROTOXIN BONT/A;                                         
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: LIGHT CHAIN;                                               
COMPND   5 SYNONYM: BONT/A; BOTULINUM NEUROTOXIN TYPE A;                        
COMPND   6 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM BOTULINUM;                          
SOURCE   3 ORGANISM_TAXID: 1491;                                                
SOURCE   4 VARIANT: SEROTYPE A;                                                 
SOURCE   5 GENE: BONT/A, BONT/A;                                                
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: M15[PREP4];                                
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PBN3                                      
KEYWDS    BOTULINUM NEUROTOXIN, TOXIN                                           
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    A.T.BRUNGER,C.M.STEGMANN                                              
REVDAT   5   30-AUG-23 2ISG    1       REMARK SEQADV LINK                       
REVDAT   4   24-FEB-09 2ISG    1       VERSN                                    
REVDAT   3   13-MAR-07 2ISG    1       JRNL                                     
REVDAT   2   21-NOV-06 2ISG    1       JRNL                                     
REVDAT   1   07-NOV-06 2ISG    0                                                
JRNL        AUTH   J.C.BURNETT,G.RUTHEL,C.M.STEGMANN,R.G.PANCHAL,T.L.NGUYEN,    
JRNL        AUTH 2 A.R.HERMONE,R.G.STAFFORD,D.J.LANE,T.A.KENNY,C.F.MCGRATH,     
JRNL        AUTH 3 P.WIPF,A.M.STAHL,J.J.SCHMIDT,R.GUSSIO,A.T.BRUNGER,S.BAVARI   
JRNL        TITL   INHIBITION OF METALLOPROTEASE BOTULINUM SEROTYPE A FROM A    
JRNL        TITL 2 PSEUDO-PEPTIDE BINDING MODE TO A SMALL MOLECULE THAT IS      
JRNL        TITL 3 ACTIVE IN PRIMARY NEURONS.                                   
JRNL        REF    J.BIOL.CHEM.                  V. 282  5004 2007              
JRNL        REFN                   ISSN 0021-9258                               
JRNL        PMID   17092934                                                     
JRNL        DOI    10.1074/JBC.M608166200                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.00 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 : NULL                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 42.44                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 1088331.850                    
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 89.0                           
REMARK   3   NUMBER OF REFLECTIONS             : 53667                          
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 SET) : 0.240                           
REMARK   3   FREE R VALUE                     : 0.277                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2714                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.005                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 6                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.13                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 50.30                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 4766                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3000                       
REMARK   3   BIN FREE R VALUE                    : 0.3440                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 5.10                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 254                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.022                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 6732                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 4                                       
REMARK   3   SOLVENT ATOMS            : 262                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 27.70                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 42.90                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.11000                                             
REMARK   3    B22 (A**2) : -4.09000                                             
REMARK   3    B33 (A**2) : 4.20000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.76000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.28                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.19                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.33                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.24                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.006                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.200                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 22.30                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 0.820                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
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 : FLAT MODEL                                           
REMARK   3   KSOL        : 0.32                                                 
REMARK   3   BSOL        : 46.86                                                
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  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : DNA-RNA_REP.PARAM                              
REMARK   3  PARAMETER FILE  3  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  4  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  5  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : DNA-RNA.TOP                                    
REMARK   3  TOPOLOGY FILE  3   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  4   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 2ISG COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 25-OCT-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000039958.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 02-APR-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 8.2.1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.20                               
REMARK 200  MONOCHROMATOR                  : DOUBLE CRYSTAL, 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 : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 53858                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 42.440                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 1.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
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) : NULL                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : NULL                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
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: NULL                                                  
REMARK 200 STARTING MODEL: 1XTF                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 48.09                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.37                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 10% PEG 2000 MME, 100 MM HEPES PH 7.8,   
REMARK 280  10 MM NICL2, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K        
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,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       95.47750            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
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 350                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     ASN A   418                                                      
REMARK 465     PHE A   419                                                      
REMARK 465     THR A   420                                                      
REMARK 465     PRO A   421                                                      
REMARK 465     GLY A   422                                                      
REMARK 465     ASN B   418                                                      
REMARK 465     PHE B   419                                                      
REMARK 465     THR B   420                                                      
REMARK 465     PRO B   421                                                      
REMARK 465     GLY B   422                                                      
REMARK 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     ALA A   27   CB                                                  
REMARK 480     GLN A   29   CB   CG   CD   OE1  NE2                             
REMARK 480     VAL A  202   CB   CG1  CG2                                       
REMARK 480     ASP A  203   CB   CG   OD1  OD2                                  
REMARK 480     THR A  204   CB   OG1  CG2                                       
REMARK 480     ASN A  205   CB   CG   OD1  ND2                                  
REMARK 480     THR A  247   CB   OG1  CG2                                       
REMARK 480     ASN A  248   CB   CG   OD1  ND2                                  
REMARK 480     ALA A  249   CB                                                  
REMARK 480     TYR A  250   CB   CG   CD1  CD2  CE1  CE2  CZ                    
REMARK 480     TYR A  250   OH                                                  
REMARK 480     TYR A  251   CB   CG   CD1  CD2  CE1  CE2  CZ                    
REMARK 480     TYR A  251   OH                                                  
REMARK 480     GLU A  252   CB   CG   CD   OE1  OE2                             
REMARK 480     MET A  253   CB   CG   SD   CE                                   
REMARK 480     SER A  254   CB   OG                                             
REMARK 480     ALA B   27   CB                                                  
REMARK 480     GLN B   29   CB   CG   CD   OE1  NE2                             
REMARK 480     VAL B  202   CB   CG1  CG2                                       
REMARK 480     ASP B  203   CB   CG   OD1  OD2                                  
REMARK 480     THR B  204   CB   OG1  CG2                                       
REMARK 480     ASN B  205   CB   CG   OD1  ND2                                  
REMARK 480     THR B  247   CB   OG1  CG2                                       
REMARK 480     ASN B  248   CB   CG   OD1  ND2                                  
REMARK 480     ALA B  249   C                                                   
REMARK 480     TYR B  250   CB   CG   CD1  CD2  CE1  CE2  CZ                    
REMARK 480     TYR B  250   OH                                                  
REMARK 480     TYR B  251   CB   CG   CD1  CD2  CE1  CE2  CZ                    
REMARK 480     TYR B  251   OH                                                  
REMARK 480     GLU B  252   CB   CG   CD   OE1  OE2                             
REMARK 480     MET B  253   CB   CG   SD   CE                                   
REMARK 480     SER B  254   CB   OG                                             
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    VAL A  17      -72.73   -116.94                                   
REMARK 500    ASN A  26      -90.45     -1.59                                   
REMARK 500    ALA A  27      178.71    176.08                                   
REMARK 500    GLU A  64        9.73     89.10                                   
REMARK 500    VAL A  68      -81.08     -8.29                                   
REMARK 500    ASP A  74       95.20   -174.57                                   
REMARK 500    SER A 121      150.59    -42.69                                   
REMARK 500    ASP A 124       -9.41    -51.75                                   
REMARK 500    SER A 157     -147.50    -86.79                                   
REMARK 500    SER A 199       57.67    -95.85                                   
REMARK 500    GLU A 201       77.59   -113.01                                   
REMARK 500    VAL A 202       -1.04     73.83                                   
REMARK 500    ASP A 203      -24.51     68.28                                   
REMARK 500    LEU A 207       72.15     46.17                                   
REMARK 500    ASN A 246     -108.08    -62.44                                   
REMARK 500    THR A 247      -81.41   -150.93                                   
REMARK 500    TYR A 251      133.93    -37.08                                   
REMARK 500    GLU A 252       38.53     70.69                                   
REMARK 500    SER A 254       41.28    -76.85                                   
REMARK 500    LYS A 301      -51.66   -128.41                                   
REMARK 500    THR A 306      -85.16   -146.83                                   
REMARK 500    THR A 307       21.26    -72.61                                   
REMARK 500    ASN A 409       53.04   -112.20                                   
REMARK 500    VAL B  17      -71.97   -117.10                                   
REMARK 500    ASN B  26      -88.34     -4.50                                   
REMARK 500    ALA B  27      178.77    175.78                                   
REMARK 500    GLU B  64        9.71     88.02                                   
REMARK 500    VAL B  68      -75.22    -14.44                                   
REMARK 500    ASP B  74       94.83   -175.29                                   
REMARK 500    SER B 121      150.38    -42.04                                   
REMARK 500    ASP B 124       -9.46    -51.66                                   
REMARK 500    SER B 157     -146.86    -86.77                                   
REMARK 500    SER B 199       57.94    -96.27                                   
REMARK 500    GLU B 201       78.68   -111.55                                   
REMARK 500    VAL B 202       -3.06     73.13                                   
REMARK 500    ASP B 203      -28.71     70.52                                   
REMARK 500    LEU B 207       71.85     46.45                                   
REMARK 500    ASN B 246     -113.33    -61.37                                   
REMARK 500    THR B 247      -83.55   -166.54                                   
REMARK 500    ALA B 249      -95.73   -176.94                                   
REMARK 500    TYR B 250      -67.53   -148.08                                   
REMARK 500    MET B 253       34.06     71.80                                   
REMARK 500    LYS B 301      -51.50   -127.90                                   
REMARK 500    THR B 306      -85.36   -146.66                                   
REMARK 500    THR B 307       21.11    -72.52                                   
REMARK 500    ASN B 409       53.15   -113.15                                   
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                              NI B 503  NI                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A  64   OE1                                                    
REMARK 620 2 HOH A 567   O    90.7                                              
REMARK 620 3 HOH A 628   O    85.8  84.5                                        
REMARK 620 4 HOH A 629   O    83.9 170.3  87.1                                  
REMARK 620 5 LYS B 272   NZ   88.1  94.3 173.7  93.6                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 500  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 223   NE2                                                    
REMARK 620 2 HIS A 227   NE2  95.0                                              
REMARK 620 3 GLU A 262   OE1  95.8  91.2                                        
REMARK 620 4 GLU A 262   OE2 155.5  87.4  59.8                                  
REMARK 620 5 HOH A 541   O    90.2 174.7  87.5  87.5                            
REMARK 620 6 HOH A 624   O   106.1 102.8 152.6  97.1  76.3                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              NI B 502  NI                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 LYS A 272   NZ                                                     
REMARK 620 2 HOH A 585   O    88.6                                              
REMARK 620 3 GLU B  64   OE1  87.3  88.8                                        
REMARK 620 4 HOH B 636   O   173.5  89.6  86.4                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B 501  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B 223   NE2                                                    
REMARK 620 2 HIS B 227   NE2  94.5                                              
REMARK 620 3 GLU B 262   OE2 158.1  88.7                                        
REMARK 620 4 GLU B 262   OE1  98.2  89.8  60.2                                  
REMARK 620 5 HOH B 527   O    87.1 177.9  89.3  88.6                            
REMARK 620 6 HOH B 632   O   102.9 101.1  97.7 155.4  79.9                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 500                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 501                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI B 502                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI B 503                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2ISE   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 2ISH   RELATED DB: PDB                                   
DBREF  2ISG A    2   420  UNP    Q7B8V4   Q7B8V4_CLOBO     2    420             
DBREF  2ISG B    2   420  UNP    Q7B8V4   Q7B8V4_CLOBO     2    420             
SEQADV 2ISG PRO A  421  UNP  Q7B8V4              CLONING ARTIFACT               
SEQADV 2ISG GLY A  422  UNP  Q7B8V4              CLONING ARTIFACT               
SEQADV 2ISG PRO B  421  UNP  Q7B8V4              CLONING ARTIFACT               
SEQADV 2ISG GLY B  422  UNP  Q7B8V4              CLONING ARTIFACT               
SEQRES   1 A  421  PRO PHE VAL ASN LYS GLN PHE ASN TYR LYS ASP PRO VAL          
SEQRES   2 A  421  ASN GLY VAL ASP ILE ALA TYR ILE LYS ILE PRO ASN ALA          
SEQRES   3 A  421  GLY GLN MET GLN PRO VAL LYS ALA PHE LYS ILE HIS ASN          
SEQRES   4 A  421  LYS ILE TRP VAL ILE PRO GLU ARG ASP THR PHE THR ASN          
SEQRES   5 A  421  PRO GLU GLU GLY ASP LEU ASN PRO PRO PRO GLU ALA LYS          
SEQRES   6 A  421  GLN VAL PRO VAL SER TYR TYR ASP SER THR TYR LEU SER          
SEQRES   7 A  421  THR ASP ASN GLU LYS ASP ASN TYR LEU LYS GLY VAL THR          
SEQRES   8 A  421  LYS LEU PHE GLU ARG ILE TYR SER THR ASP LEU GLY ARG          
SEQRES   9 A  421  MET LEU LEU THR SER ILE VAL ARG GLY ILE PRO PHE TRP          
SEQRES  10 A  421  GLY GLY SER THR ILE ASP THR GLU LEU LYS VAL ILE ASP          
SEQRES  11 A  421  THR ASN CYS ILE ASN VAL ILE GLN PRO ASP GLY SER TYR          
SEQRES  12 A  421  ARG SER GLU GLU LEU ASN LEU VAL ILE ILE GLY PRO SER          
SEQRES  13 A  421  ALA ASP ILE ILE GLN PHE GLU CYS LYS SER PHE GLY HIS          
SEQRES  14 A  421  GLU VAL LEU ASN LEU THR ARG ASN GLY TYR GLY SER THR          
SEQRES  15 A  421  GLN TYR ILE ARG PHE SER PRO ASP PHE THR PHE GLY PHE          
SEQRES  16 A  421  GLU GLU SER LEU GLU VAL ASP THR ASN PRO LEU LEU GLY          
SEQRES  17 A  421  ALA GLY LYS PHE ALA THR ASP PRO ALA VAL THR LEU ALA          
SEQRES  18 A  421  HIS GLU LEU ILE HIS ALA GLY HIS ARG LEU TYR GLY ILE          
SEQRES  19 A  421  ALA ILE ASN PRO ASN ARG VAL PHE LYS VAL ASN THR ASN          
SEQRES  20 A  421  ALA TYR TYR GLU MET SER GLY LEU GLU VAL SER PHE GLU          
SEQRES  21 A  421  GLU LEU ARG THR PHE GLY GLY HIS ASP ALA LYS PHE ILE          
SEQRES  22 A  421  ASP SER LEU GLN GLU ASN GLU PHE ARG LEU TYR TYR TYR          
SEQRES  23 A  421  ASN LYS PHE LYS ASP ILE ALA SER THR LEU ASN LYS ALA          
SEQRES  24 A  421  LYS SER ILE VAL GLY THR THR ALA SER LEU GLN TYR MET          
SEQRES  25 A  421  LYS ASN VAL PHE LYS GLU LYS TYR LEU LEU SER GLU ASP          
SEQRES  26 A  421  THR SER GLY LYS PHE SER VAL ASP LYS LEU LYS PHE ASP          
SEQRES  27 A  421  LYS LEU TYR LYS MET LEU THR GLU ILE TYR THR GLU ASP          
SEQRES  28 A  421  ASN PHE VAL LYS PHE PHE LYS VAL LEU ASN ARG LYS THR          
SEQRES  29 A  421  TYR LEU ASN PHE ASP LYS ALA VAL PHE LYS ILE ASN ILE          
SEQRES  30 A  421  VAL PRO LYS VAL ASN TYR THR ILE TYR ASP GLY PHE ASN          
SEQRES  31 A  421  LEU ARG ASN THR ASN LEU ALA ALA ASN PHE ASN GLY GLN          
SEQRES  32 A  421  ASN THR GLU ILE ASN ASN MET ASN PHE THR LYS LEU LYS          
SEQRES  33 A  421  ASN PHE THR PRO GLY                                          
SEQRES   1 B  421  PRO PHE VAL ASN LYS GLN PHE ASN TYR LYS ASP PRO VAL          
SEQRES   2 B  421  ASN GLY VAL ASP ILE ALA TYR ILE LYS ILE PRO ASN ALA          
SEQRES   3 B  421  GLY GLN MET GLN PRO VAL LYS ALA PHE LYS ILE HIS ASN          
SEQRES   4 B  421  LYS ILE TRP VAL ILE PRO GLU ARG ASP THR PHE THR ASN          
SEQRES   5 B  421  PRO GLU GLU GLY ASP LEU ASN PRO PRO PRO GLU ALA LYS          
SEQRES   6 B  421  GLN VAL PRO VAL SER TYR TYR ASP SER THR TYR LEU SER          
SEQRES   7 B  421  THR ASP ASN GLU LYS ASP ASN TYR LEU LYS GLY VAL THR          
SEQRES   8 B  421  LYS LEU PHE GLU ARG ILE TYR SER THR ASP LEU GLY ARG          
SEQRES   9 B  421  MET LEU LEU THR SER ILE VAL ARG GLY ILE PRO PHE TRP          
SEQRES  10 B  421  GLY GLY SER THR ILE ASP THR GLU LEU LYS VAL ILE ASP          
SEQRES  11 B  421  THR ASN CYS ILE ASN VAL ILE GLN PRO ASP GLY SER TYR          
SEQRES  12 B  421  ARG SER GLU GLU LEU ASN LEU VAL ILE ILE GLY PRO SER          
SEQRES  13 B  421  ALA ASP ILE ILE GLN PHE GLU CYS LYS SER PHE GLY HIS          
SEQRES  14 B  421  GLU VAL LEU ASN LEU THR ARG ASN GLY TYR GLY SER THR          
SEQRES  15 B  421  GLN TYR ILE ARG PHE SER PRO ASP PHE THR PHE GLY PHE          
SEQRES  16 B  421  GLU GLU SER LEU GLU VAL ASP THR ASN PRO LEU LEU GLY          
SEQRES  17 B  421  ALA GLY LYS PHE ALA THR ASP PRO ALA VAL THR LEU ALA          
SEQRES  18 B  421  HIS GLU LEU ILE HIS ALA GLY HIS ARG LEU TYR GLY ILE          
SEQRES  19 B  421  ALA ILE ASN PRO ASN ARG VAL PHE LYS VAL ASN THR ASN          
SEQRES  20 B  421  ALA TYR TYR GLU MET SER GLY LEU GLU VAL SER PHE GLU          
SEQRES  21 B  421  GLU LEU ARG THR PHE GLY GLY HIS ASP ALA LYS PHE ILE          
SEQRES  22 B  421  ASP SER LEU GLN GLU ASN GLU PHE ARG LEU TYR TYR TYR          
SEQRES  23 B  421  ASN LYS PHE LYS ASP ILE ALA SER THR LEU ASN LYS ALA          
SEQRES  24 B  421  LYS SER ILE VAL GLY THR THR ALA SER LEU GLN TYR MET          
SEQRES  25 B  421  LYS ASN VAL PHE LYS GLU LYS TYR LEU LEU SER GLU ASP          
SEQRES  26 B  421  THR SER GLY LYS PHE SER VAL ASP LYS LEU LYS PHE ASP          
SEQRES  27 B  421  LYS LEU TYR LYS MET LEU THR GLU ILE TYR THR GLU ASP          
SEQRES  28 B  421  ASN PHE VAL LYS PHE PHE LYS VAL LEU ASN ARG LYS THR          
SEQRES  29 B  421  TYR LEU ASN PHE ASP LYS ALA VAL PHE LYS ILE ASN ILE          
SEQRES  30 B  421  VAL PRO LYS VAL ASN TYR THR ILE TYR ASP GLY PHE ASN          
SEQRES  31 B  421  LEU ARG ASN THR ASN LEU ALA ALA ASN PHE ASN GLY GLN          
SEQRES  32 B  421  ASN THR GLU ILE ASN ASN MET ASN PHE THR LYS LEU LYS          
SEQRES  33 B  421  ASN PHE THR PRO GLY                                          
HET     ZN  A 500       1                                                       
HET     ZN  B 501       1                                                       
HET     NI  B 502       1                                                       
HET     NI  B 503       1                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM      NI NICKEL (II) ION                                                  
FORMUL   3   ZN    2(ZN 2+)                                                     
FORMUL   5   NI    2(NI 2+)                                                     
FORMUL   7  HOH   *262(H2 O)                                                    
HELIX    1   1 THR A   80  SER A  100  1                                  21    
HELIX    2   2 THR A  101  GLY A  114  1                                  14    
HELIX    3   3 ILE A  130  THR A  132  5                                   3    
HELIX    4   4 ASP A  216  TYR A  233  1                                  18    
HELIX    5   5 PHE A  260  GLY A  267  1                                   8    
HELIX    6   6 GLY A  268  ILE A  274  5                                   7    
HELIX    7   7 ASP A  275  LYS A  299  1                                  25    
HELIX    8   8 SER A  309  TYR A  321  1                                  13    
HELIX    9   9 ASP A  334  GLU A  347  1                                  14    
HELIX   10  10 THR A  350  LYS A  359  1                                  10    
HELIX   11  11 PHE A  401  ASN A  405  5                                   5    
HELIX   12  12 ASN A  409  PHE A  413  5                                   5    
HELIX   13  13 THR B   80  SER B  100  1                                  21    
HELIX   14  14 THR B  101  GLY B  114  1                                  14    
HELIX   15  15 ILE B  130  THR B  132  5                                   3    
HELIX   16  16 ASP B  216  TYR B  233  1                                  18    
HELIX   17  17 PHE B  260  GLY B  267  1                                   8    
HELIX   18  18 GLY B  268  ILE B  274  5                                   7    
HELIX   19  19 ASP B  275  LYS B  299  1                                  25    
HELIX   20  20 SER B  309  TYR B  321  1                                  13    
HELIX   21  21 ASP B  334  GLU B  347  1                                  14    
HELIX   22  22 THR B  350  LYS B  359  1                                  10    
HELIX   23  23 PHE B  401  ASN B  405  5                                   5    
HELIX   24  24 ASN B  409  PHE B  413  5                                   5    
SHEET    1   A 8 TYR A 144  GLU A 148  0                                        
SHEET    2   A 8 CYS A 134  ILE A 138 -1  N  VAL A 137   O  ARG A 145           
SHEET    3   A 8 ILE A  19  LYS A  23 -1  N  LYS A  23   O  ASN A 136           
SHEET    4   A 8 VAL A  33  HIS A  39 -1  O  ALA A  35   N  ALA A  20           
SHEET    5   A 8 ILE A  42  ARG A  48 -1  O  VAL A  44   N  PHE A  36           
SHEET    6   A 8 LEU A 151  GLY A 155  1  O  ILE A 153   N  ILE A  45           
SHEET    7   A 8 GLN A 184  ARG A 187  1  O  ILE A 186   N  VAL A 152           
SHEET    8   A 8 GLU A 164  LYS A 166 -1  N  LYS A 166   O  TYR A 185           
SHEET    1   B 2 GLU A 126  LEU A 127  0                                        
SHEET    2   B 2 SER A 302  ILE A 303  1  O  SER A 302   N  LEU A 127           
SHEET    1   C 4 GLY A 211  ALA A 214  0                                        
SHEET    2   C 4 PHE A 192  GLU A 198 -1  N  PHE A 196   O  PHE A 213           
SHEET    3   C 4 ALA A 372  LYS A 375 -1  O  PHE A 374   N  THR A 193           
SHEET    4   C 4 THR A 414  LYS A 415 -1  O  THR A 414   N  LYS A 375           
SHEET    1   D 2 VAL A 242  LYS A 244  0                                        
SHEET    2   D 2 GLU A 257  SER A 259 -1  O  VAL A 258   N  PHE A 243           
SHEET    1   E 2 SER A 324  GLU A 325  0                                        
SHEET    2   E 2 PHE A 331  SER A 332 -1  O  SER A 332   N  SER A 324           
SHEET    1   F 8 TYR B 144  GLU B 148  0                                        
SHEET    2   F 8 CYS B 134  ILE B 138 -1  N  VAL B 137   O  ARG B 145           
SHEET    3   F 8 ILE B  19  LYS B  23 -1  N  LYS B  23   O  ASN B 136           
SHEET    4   F 8 VAL B  33  HIS B  39 -1  O  ALA B  35   N  ALA B  20           
SHEET    5   F 8 ILE B  42  ARG B  48 -1  O  ILE B  42   N  HIS B  39           
SHEET    6   F 8 LEU B 151  GLY B 155  1  O  ILE B 153   N  ILE B  45           
SHEET    7   F 8 GLN B 184  ARG B 187  1  O  ILE B 186   N  VAL B 152           
SHEET    8   F 8 GLU B 164  LYS B 166 -1  N  LYS B 166   O  TYR B 185           
SHEET    1   G 2 GLU B 126  LEU B 127  0                                        
SHEET    2   G 2 SER B 302  ILE B 303  1  O  SER B 302   N  LEU B 127           
SHEET    1   H 4 GLY B 211  ALA B 214  0                                        
SHEET    2   H 4 PHE B 192  GLU B 198 -1  N  PHE B 196   O  PHE B 213           
SHEET    3   H 4 ALA B 372  LYS B 375 -1  O  PHE B 374   N  THR B 193           
SHEET    4   H 4 THR B 414  LYS B 415 -1  O  THR B 414   N  LYS B 375           
SHEET    1   I 2 VAL B 242  LYS B 244  0                                        
SHEET    2   I 2 GLU B 257  SER B 259 -1  O  VAL B 258   N  PHE B 243           
SHEET    1   J 2 SER B 324  GLU B 325  0                                        
SHEET    2   J 2 PHE B 331  SER B 332 -1  O  SER B 332   N  SER B 324           
LINK         OE1 GLU A  64                NI    NI B 503     1555   1555  2.16  
LINK         NE2 HIS A 223                ZN    ZN A 500     1555   1555  2.14  
LINK         NE2 HIS A 227                ZN    ZN A 500     1555   1555  2.15  
LINK         OE1 GLU A 262                ZN    ZN A 500     1555   1555  2.12  
LINK         OE2 GLU A 262                ZN    ZN A 500     1555   1555  2.31  
LINK         NZ  LYS A 272                NI    NI B 502     1554   1555  1.93  
LINK        ZN    ZN A 500                 O   HOH A 541     1555   1555  1.98  
LINK        ZN    ZN A 500                 O   HOH A 624     1555   1555  2.15  
LINK         O   HOH A 567                NI    NI B 503     1455   1555  2.23  
LINK         O   HOH A 585                NI    NI B 502     1554   1555  2.21  
LINK         O   HOH A 628                NI    NI B 503     1555   1555  1.75  
LINK         O   HOH A 629                NI    NI B 503     1555   1555  2.09  
LINK         OE1 GLU B  64                NI    NI B 502     1555   1555  2.14  
LINK         NE2 HIS B 223                ZN    ZN B 501     1555   1555  2.12  
LINK         NE2 HIS B 227                ZN    ZN B 501     1555   1555  2.21  
LINK         OE2 GLU B 262                ZN    ZN B 501     1555   1555  2.31  
LINK         OE1 GLU B 262                ZN    ZN B 501     1555   1555  2.07  
LINK         NZ  LYS B 272                NI    NI B 503     1555   1555  1.89  
LINK        ZN    ZN B 501                 O   HOH B 527     1555   1555  1.93  
LINK        ZN    ZN B 501                 O   HOH B 632     1555   1555  2.13  
LINK        NI    NI B 502                 O   HOH B 636     1555   1555  1.77  
SITE     1 AC1  5 HIS A 223  HIS A 227  GLU A 262  HOH A 541                    
SITE     2 AC1  5 HOH A 624                                                     
SITE     1 AC2  5 HIS B 223  HIS B 227  GLU B 262  HOH B 527                    
SITE     2 AC2  5 HOH B 632                                                     
SITE     1 AC3  5 HIS A 269  LYS A 272  HOH A 585  GLU B  64                    
SITE     2 AC3  5 HOH B 636                                                     
SITE     1 AC4  6 GLU A  64  HOH A 567  HOH A 628  HOH A 629                    
SITE     2 AC4  6 HIS B 269  LYS B 272                                          
CRYST1   41.991  190.955   56.949  90.00  90.09  90.00 P 1 21 1      4          
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      0.023815  0.000000  0.000037        0.00000                         
SCALE2      0.000000  0.005237  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.017560        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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