HEADER    TRANSCRIPTIONAL REGULATION              21-DEC-05   2CAJ              
TITLE     NIKR FROM HELICOBACTER PYLORI IN CLOSED TRANS-CONFORMATION AND NICKEL 
TITLE    2 BOUND TO 4 INTERMEDIARY SITES                                        
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PUTATIVE NICKEL-RESPONSIVE REGULATOR;                      
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HELICOBACTER PYLORI;                            
SOURCE   3 ORGANISM_TAXID: 85962;                                               
SOURCE   4 STRAIN: 26695;                                                       
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET11A                                    
KEYWDS    NICKEL UPTAKE, TRANSCRIPTION REGULATOR, RIBBON-HELIX-HELIX, ACIDIC-   
KEYWDS   2 ADAPTIVE RESPONSE, TRANSCRIPTIONAL REGULATION, DNA-BINDING,          
KEYWDS   3 HYPOTHETICAL PROTEIN, METAL-BINDING, NICKEL                          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    C.DIAN,K.SCHAUER,U.KAPP,S.M.MCSWEENEY,A.LABIGNE,L.TERRADOT            
REVDAT   5   06-NOV-24 2CAJ    1       REMARK                                   
REVDAT   4   01-MAY-24 2CAJ    1       LINK                                     
REVDAT   3   24-FEB-09 2CAJ    1       VERSN                                    
REVDAT   2   16-AUG-06 2CAJ    1       JRNL                                     
REVDAT   1   17-JUL-06 2CAJ    0                                                
JRNL        AUTH   C.DIAN,K.SCHAUER,U.KAPP,S.M.MCSWEENEY,A.LABIGNE,L.TERRADOT   
JRNL        TITL   STRUCTURAL BASIS OF THE NICKEL RESPONSE IN HELICOBACTER      
JRNL        TITL 2 PYLORI: CRYSTAL STRUCTURES OF HPNIKR IN APO AND NICKEL-BOUND 
JRNL        TITL 3 STATES.                                                      
JRNL        REF    J.MOL.BIOL.                   V. 361   715 2006              
JRNL        REFN                   ISSN 0022-2836                               
JRNL        PMID   16872629                                                     
JRNL        DOI    10.1016/J.JMB.2006.06.058                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.35 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0005                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.35                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 62.02                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.7                           
REMARK   3   NUMBER OF REFLECTIONS             : 14496                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.232                           
REMARK   3   R VALUE            (WORKING SET) : 0.230                           
REMARK   3   FREE R VALUE                     : 0.282                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.200                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 788                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.35                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.41                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 995                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 95.56                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2370                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 60                           
REMARK   3   BIN FREE R VALUE                    : 0.2770                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2085                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 39                                      
REMARK   3   SOLVENT ATOMS            : 64                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 41.68                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.23000                                             
REMARK   3    B22 (A**2) : -0.23000                                             
REMARK   3    B33 (A**2) : 0.35000                                              
REMARK   3    B12 (A**2) : -0.12000                                             
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.342         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.263         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.187         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 7.558         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.928                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.901                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2160 ; 0.017 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  1968 ; 0.002 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2910 ; 1.643 ; 1.954       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  4551 ; 0.866 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   270 ; 7.334 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   106 ;37.570 ;24.623       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   383 ;17.228 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    15 ;20.427 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   337 ; 0.087 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2392 ; 0.006 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   414 ; 0.002 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   448 ; 0.214 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  2099 ; 0.195 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1027 ; 0.173 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1403 ; 0.092 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):    86 ; 0.186 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):    28 ; 0.323 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    91 ; 0.322 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    11 ; 0.187 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1366 ; 1.190 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   552 ; 0.185 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2139 ; 1.996 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   859 ; 2.477 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   769 ; 4.135 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS.                                                          
REMARK   4                                                                      
REMARK   4 2CAJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 21-DEC-05.                  
REMARK 100 THE DEPOSITION ID IS D_1290026895.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : NULL                               
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 5.00                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ESRF                               
REMARK 200  BEAMLINE                       : ID29                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9756                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC CCD                           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 15378                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.350                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 62.020                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY                : 7.400                              
REMARK 200  R MERGE                    (I) : 0.07000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 8.4000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.35                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.48                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 6.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.49000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 1.600                              
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: NIKR FROM HELICOBACTER PYLORI SOLVED BY SAD METHOD   
REMARK 200  USING MERCURY DERIVATIVE                                            
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 49.80                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.50                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.9-1.0 M NA-FORMATE, 0.1M NA-CITRATE    
REMARK 280  PH 4.0. CRYSTAL WAS SOAKED IN MOTHER LIQUOR WITH 30% GLYCEROL       
REMARK 280  AND 0.02 M NICKEL CHLORIDE DURING ONE HOUR., PH 5.00                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+5/6                                            
REMARK 290       6555   X-Y,X,Z+1/6                                             
REMARK 290       7555   Y,X,-Z+1/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+2/3                                          
REMARK 290      10555   -Y,-X,-Z+5/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+1/6                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       76.27800            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000      152.55600            
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      114.41700            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000      190.69500            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       38.13900            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       76.27800            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000      152.55600            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000      190.69500            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000      114.41700            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       38.13900            
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: PQS                                                   
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000        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 375                                                                      
REMARK 375 SPECIAL POSITION                                                     
REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS            
REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL          
REMARK 375 POSITIONS.                                                           
REMARK 375                                                                      
REMARK 375 ATOM RES CSSEQI                                                      
REMARK 375      HOH A2016  LIES ON A SPECIAL POSITION.                          
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A     1                                                      
REMARK 465     ASP A     2                                                      
REMARK 465     THR A     3                                                      
REMARK 465     PRO A     4                                                      
REMARK 465     ASN A     5                                                      
REMARK 465     LYS A     6                                                      
REMARK 465     ASP A     7                                                      
REMARK 465     ASP A     8                                                      
REMARK 465     ASN A    53                                                      
REMARK 465     TRP A    54                                                      
REMARK 465     ALA A    55                                                      
REMARK 465     GLU A    56                                                      
REMARK 465     ASP A    57                                                      
REMARK 465     SER A   142                                                      
REMARK 465     SER A   143                                                      
REMARK 465     PHE A   144                                                      
REMARK 465     GLU A   145                                                      
REMARK 465     TYR A   146                                                      
REMARK 465     ASN A   147                                                      
REMARK 465     GLU A   148                                                      
REMARK 465     MET B     1                                                      
REMARK 465     ASP B     2                                                      
REMARK 465     THR B     3                                                      
REMARK 465     PRO B     4                                                      
REMARK 465     ASN B     5                                                      
REMARK 465     LYS B     6                                                      
REMARK 465     ASP B     7                                                      
REMARK 465     ASP B     8                                                      
REMARK 465     GLU B   148                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     SER A   9    OG                                                  
REMARK 470     ILE A  10    CG1  CG2  CD1                                       
REMARK 470     ILE A  11    CG1  CG2  CD1                                       
REMARK 470     ARG A  12    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     SER A  16    OG                                                  
REMARK 470     GLN A  18    CG   CD   OE1  NE2                                  
REMARK 470     ARG A  46    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ASN A  58    CG   OD1  ND2                                       
REMARK 470     GLU A  62    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 104    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 140    CG   CD   CE   NZ                                   
REMARK 470     ILE B  10    CG1  CG2  CD1                                       
REMARK 470     ARG B  12    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LEU B  17    CG   CD1  CD2                                       
REMARK 470     GLN B  19    CG   CD   OE1  NE2                                  
REMARK 470     ASN B  20    CG   OD1  ND2                                       
REMARK 470     GLU B  24    CG   CD   OE1  OE2                                  
REMARK 470     ILE B  30    CG1  CG2  CD1                                       
REMARK 470     LYS B  31    CG   CD   CE   NZ                                   
REMARK 470     ASN B  60    CG   OD1  ND2                                       
REMARK 470     GLU B 104    CG   CD   OE1  OE2                                  
REMARK 470     ASN B 147    CG   OD1  ND2                                       
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   NZ   LYS A    64     OG   SER A   117              2.07            
REMARK 500   O3   GOL A  1143     O    HOH A  2030              2.10            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   C3   GOL A  1145     O3   GOL A  1145     8555     1.57            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG B  77   NE  -  CZ  -  NH2 ANGL. DEV. =  -3.8 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    ILE A  10       -7.53     69.07                                   
REMARK 500    LYS A  31      -84.34    -42.92                                   
REMARK 500    ASN A  32       -6.20    -53.61                                   
REMARK 500    GLU A  51      -61.67   -138.62                                   
REMARK 500    ASP A 103     -168.46   -172.74                                   
REMARK 500    ILE B  10      104.73    -14.20                                   
REMARK 500    ILE B  30      -77.22    -61.04                                   
REMARK 500    ASN B  32      -13.51    177.39                                   
REMARK 500    GLU B  62       33.12    -96.81                                   
REMARK 500    GLN B  76       98.93    -64.36                                   
REMARK 500    GLU B  78       -0.63     69.74                                   
REMARK 500    ASP B 103     -175.75   -176.52                                   
REMARK 500    PHE B 135      132.18   -177.57                                   
REMARK 500    SER B 143      -36.12    -37.96                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 ASN A   58     PRO A   59                  140.54                    
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 B1152  NI                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  88   NE2                                                    
REMARK 620 2 HIS B  74   NE2  82.5                                              
REMARK 620 N                    1                                               
REMARK 650                                                                      
REMARK 650 HELIX                                                                
REMARK 650 DETERMINATION METHOD: AUTHOR PROVIDED.                               
REMARK 700                                                                      
REMARK 700 SHEET                                                                
REMARK 700 DETERMINATION METHOD: AUTHOR PROVIDED.                               
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL B1150                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI B1151                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE NI B1152                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A1142                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A1143                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A1144                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A1145                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B1148                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL B1149                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2CA9   RELATED DB: PDB                                   
REMARK 900 APO-HPNIKR IN CLOSED TRANS-CONFORMATION                              
REMARK 900 RELATED ID: 2CAD   RELATED DB: PDB                                   
REMARK 900 NIKR FROM HELICOBACTER PYLORI IN CLOSED TRANS-CONFORMATION AND       
REMARK 900 NICKEL BOUND TO 2F, 2X AND 2I SITES                                  
DBREF  2CAJ A    1   148  UNP    O25896   NIKR_HELPY       1    148             
DBREF  2CAJ B    1   148  UNP    O25896   NIKR_HELPY       1    148             
SEQRES   1 A  148  MET ASP THR PRO ASN LYS ASP ASP SER ILE ILE ARG PHE          
SEQRES   2 A  148  SER VAL SER LEU GLN GLN ASN LEU LEU ASP GLU LEU ASP          
SEQRES   3 A  148  ASN ARG ILE ILE LYS ASN GLY TYR SER SER ARG SER GLU          
SEQRES   4 A  148  LEU VAL ARG ASP MET ILE ARG GLU LYS LEU VAL GLU ASP          
SEQRES   5 A  148  ASN TRP ALA GLU ASP ASN PRO ASN ASP GLU SER LYS ILE          
SEQRES   6 A  148  ALA VAL LEU VAL VAL ILE TYR ASP HIS HIS GLN ARG GLU          
SEQRES   7 A  148  LEU ASN GLN ARG MET ILE ASP ILE GLN HIS ALA SER GLY          
SEQRES   8 A  148  THR HIS VAL LEU CYS THR THR HIS ILE HIS MET ASP GLU          
SEQRES   9 A  148  HIS ASN CYS LEU GLU THR ILE ILE LEU GLN GLY ASN SER          
SEQRES  10 A  148  PHE GLU ILE GLN ARG LEU GLN LEU GLU ILE GLY GLY LEU          
SEQRES  11 A  148  ARG GLY VAL LYS PHE ALA LYS LEU THR LYS ALA SER SER          
SEQRES  12 A  148  PHE GLU TYR ASN GLU                                          
SEQRES   1 B  148  MET ASP THR PRO ASN LYS ASP ASP SER ILE ILE ARG PHE          
SEQRES   2 B  148  SER VAL SER LEU GLN GLN ASN LEU LEU ASP GLU LEU ASP          
SEQRES   3 B  148  ASN ARG ILE ILE LYS ASN GLY TYR SER SER ARG SER GLU          
SEQRES   4 B  148  LEU VAL ARG ASP MET ILE ARG GLU LYS LEU VAL GLU ASP          
SEQRES   5 B  148  ASN TRP ALA GLU ASP ASN PRO ASN ASP GLU SER LYS ILE          
SEQRES   6 B  148  ALA VAL LEU VAL VAL ILE TYR ASP HIS HIS GLN ARG GLU          
SEQRES   7 B  148  LEU ASN GLN ARG MET ILE ASP ILE GLN HIS ALA SER GLY          
SEQRES   8 B  148  THR HIS VAL LEU CYS THR THR HIS ILE HIS MET ASP GLU          
SEQRES   9 B  148  HIS ASN CYS LEU GLU THR ILE ILE LEU GLN GLY ASN SER          
SEQRES  10 B  148  PHE GLU ILE GLN ARG LEU GLN LEU GLU ILE GLY GLY LEU          
SEQRES  11 B  148  ARG GLY VAL LYS PHE ALA LYS LEU THR LYS ALA SER SER          
SEQRES  12 B  148  PHE GLU TYR ASN GLU                                          
HET    GOL  A1142       6                                                       
HET    GOL  A1143       6                                                       
HET    GOL  A1144       6                                                       
HET    GOL  A1145       6                                                       
HET    GOL  B1148       6                                                       
HET    GOL  B1149       6                                                       
HET     CL  B1150       1                                                       
HET     NI  B1151       1                                                       
HET     NI  B1152       1                                                       
HETNAM     GOL GLYCEROL                                                         
HETNAM      CL CHLORIDE ION                                                     
HETNAM      NI NICKEL (II) ION                                                  
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   3  GOL    6(C3 H8 O3)                                                  
FORMUL   9   CL    CL 1-                                                        
FORMUL  10   NI    2(NI 2+)                                                     
FORMUL  12  HOH   *64(H2 O)                                                     
HELIX    1   1 GLN A   19  LYS A   31  1                                  13    
HELIX    2   2 ARG A   37  LYS A   48  1                                  12    
HELIX    3   3 LEU A   79  GLY A   91  1                                  13    
HELIX    4   4 SER A  117  GLY A  128  1                                  12    
HELIX    5   5 LEU B   21  ILE B   30  1                                  10    
HELIX    6   6 ARG B   37  ALA B   55  1                                  19    
HELIX    7   7 GLU B   78  SER B   90  1                                  13    
HELIX    8   8 SER B  117  GLY B  128  1                                  12    
SHEET    1  AA 2 PHE A  13  LEU A  17  0                                        
SHEET    2  AA 2 ILE B  11  VAL B  15 -1  O  ILE B  11   N  LEU A  17           
SHEET    1  AB 4 HIS A  93  HIS A 101  0                                        
SHEET    2  AB 4 ASN A 106  GLY A 115 -1  O  LEU A 108   N  ILE A 100           
SHEET    3  AB 4 LYS A  64  ASP A  73 -1  O  LYS A  64   N  GLY A 115           
SHEET    4  AB 4 VAL A 133  LYS A 140 -1  N  LYS A 134   O  ILE A  71           
SHEET    1  BA 4 HIS B  93  HIS B 101  0                                        
SHEET    2  BA 4 ASN B 106  GLY B 115 -1  O  LEU B 108   N  ILE B 100           
SHEET    3  BA 4 LYS B  64  ASP B  73 -1  O  LYS B  64   N  GLY B 115           
SHEET    4  BA 4 VAL B 133  ALA B 141 -1  N  LYS B 134   O  ILE B  71           
SSBOND   1 CYS A   96    CYS A   96                          1555   8555  2.53  
LINK         NE2 HIS A  74                NI    NI B1151     8555   1555  2.10  
LINK         NE2 HIS A  88                NI    NI B1152     8555   1555  2.48  
LINK         NE2 HIS B  74                NI    NI B1152     1555   1555  2.58  
SITE     1 AC1  4 HIS A 101  GLN B  87  HIS B  93   NI B1151                    
SITE     1 AC2  3 HIS A  74  HIS B  88   CL B1150                               
SITE     1 AC3  4 HIS A  88  HIS B  74  HIS B  75  HIS B 101                    
SITE     1 AC4  7 GLU A  78  GLN A  81  ARG A  82  HOH A2016                    
SITE     2 AC4  7 HOH A2028  ARG B  77  GLU B  78                               
SITE     1 AC5  6 LEU A 130  ARG A 131  GLY A 132  VAL A 133                    
SITE     2 AC5  6 HOH A2029  HOH A2030                                          
SITE     1 AC6  7 ASN A  80  MET A  83  GLN A  87  THR A  97                    
SITE     2 AC6  7 GLU A 109  ILE A 111  HOH A2031                               
SITE     1 AC7  4 VAL A  94  LEU A  95  ILE B 100  HIS B 101                    
SITE     1 AC8  4 ASN B  80  MET B  83  GLU B 109  HOH B2033                    
SITE     1 AC9  6 GLN A  81  ASP A  85  HIS A  88  HIS B  74                    
SITE     2 AC9  6 HIS B  75  ARG B  77                                          
CRYST1   71.598   71.598  228.834  90.00  90.00 120.00 P 61 2 2     24          
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      0.013967  0.008064  0.000000        0.00000                         
SCALE2      0.000000  0.016128  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.004370        0.00000