HEADER    METAL BINDING PROTEIN                   03-AUG-11   3T9O              
TITLE     REGULATORY CZB DOMAIN OF DGCZ                                         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: DIGUANYLATE CYCLASE DGCZ;                                  
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: UNP RESIDUES 2-126;                                        
COMPND   5 SYNONYM: DGC;                                                        
COMPND   6 EC: 2.7.7.65;                                                        
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ESCHERICHIA COLI;                               
SOURCE   3 ORGANISM_TAXID: 83333;                                               
SOURCE   4 STRAIN: K-12;                                                        
SOURCE   5 GENE: B1535, JW1528, YDEG, YDEH;                                     
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: ROSETTA;                                   
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PET28B                                    
KEYWDS    DIGUANYLATE CYCLASE, PUTATIVE ZINC SENSOR, CZB DOMAIN, METAL BINDING  
KEYWDS   2 PROTEIN                                                              
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    F.ZAEHRINGER,T.SCHIRMER                                               
REVDAT   4   28-FEB-24 3T9O    1       REMARK SEQADV LINK                       
REVDAT   3   27-APR-16 3T9O    1       COMPND TITLE                             
REVDAT   2   13-APR-16 3T9O    1       JRNL                                     
REVDAT   1   05-SEP-12 3T9O    0                                                
JRNL        AUTH   F.ZAHRINGER,E.LACANNA,U.JENAL,T.SCHIRMER,A.BOEHM             
JRNL        TITL   STRUCTURE AND SIGNALING MECHANISM OF A ZINC-SENSORY          
JRNL        TITL 2 DIGUANYLATE CYCLASE.                                         
JRNL        REF    STRUCTURE                     V.  21  1149 2013              
JRNL        REFN                   ISSN 0969-2126                               
JRNL        PMID   23769666                                                     
JRNL        DOI    10.1016/J.STR.2013.04.026                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.20 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.5.0102                                      
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) : 2.20                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 15.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 13972                          
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) : 0.211                           
REMARK   3   R VALUE            (WORKING SET) : 0.209                           
REMARK   3   FREE R VALUE                     : 0.246                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 698                             
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) : 2.20                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.26                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 980                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.0                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2560                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 51                           
REMARK   3   BIN FREE R VALUE                    : 0.2870                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1837                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 2                                       
REMARK   3   SOLVENT ATOMS            : 61                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 38.08                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 33.47                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 2.50000                                              
REMARK   3    B22 (A**2) : -1.31000                                             
REMARK   3    B33 (A**2) : -1.18000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.03000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.271         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.209         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.147         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 12.787        
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.942                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.900                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1897 ; 0.012 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  1196 ; 0.002 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2573 ; 1.206 ; 1.913       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  2903 ; 1.521 ; 3.001       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   225 ; 4.374 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    98 ;34.380 ;24.184       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   293 ;14.613 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     7 ;30.011 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   282 ; 0.075 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2117 ; 0.004 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   406 ; 0.002 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1133 ; 0.578 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   458 ; 0.111 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1809 ; 1.102 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   764 ; 1.623 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   764 ; 2.556 ; 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  : 1                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 6                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B   135        B   174                          
REMARK   3    RESIDUE RANGE :   A   135        A   155                          
REMARK   3    RESIDUE RANGE :   B   502        B   502                          
REMARK   3    RESIDUE RANGE :   A   502        A   502                          
REMARK   3    RESIDUE RANGE :   B     7        B   126                          
REMARK   3    RESIDUE RANGE :   A     5        A   126                          
REMARK   3    ORIGIN FOR THE GROUP (A):  24.4987  37.0022   8.5617              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0832 T22:   0.0306                                     
REMARK   3      T33:   0.0791 T12:   0.0087                                     
REMARK   3      T13:   0.0120 T23:  -0.0212                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.8160 L22:   0.5372                                     
REMARK   3      L33:   1.6811 L12:   0.0042                                     
REMARK   3      L13:   0.4005 L23:  -0.0408                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0251 S12:  -0.1350 S13:   0.0179                       
REMARK   3      S21:   0.0870 S22:   0.0369 S23:  -0.0066                       
REMARK   3      S31:   0.0708 S32:  -0.0598 S33:  -0.0620                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : BABINET MODEL WITH MASK                              
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:                                           
REMARK   3  HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS                   
REMARK   3   U VALUES      : WITH TLS ADDED                                     
REMARK   4                                                                      
REMARK   4 3T9O COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 05-AUG-11.                  
REMARK 100 THE DEPOSITION ID IS D_1000067212.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 27-MAR-10                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : SLS                                
REMARK 200  BEAMLINE                       : X06DA                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.979                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MARMOSAIC 225 MM CCD               
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XDS                                
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 27196                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.3                               
REMARK 200  DATA REDUNDANCY                : 2.100                              
REMARK 200  R MERGE                    (I) : 0.05900                            
REMARK 200  R SYM                      (I) : 0.05900                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 10.7200                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.26                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.7                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.10                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.38200                            
REMARK 200  R SYM FOR SHELL            (I) : 0.38200                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.710                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL                         
REMARK 200 SOFTWARE USED: AUTOSHARP                                             
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 44.37                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 200MM AMMONIUM TARTRATE, 12.5% PEG       
REMARK 280  3350, PH 8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 293K       
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
REMARK 290       4555   -X+1/2,Y+1/2,-Z                                         
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       60.73000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       30.13000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       60.73000            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       30.13000            
REMARK 290   SMTRY3   4  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 300 REMARK: DIMER                                                        
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 2550 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 12830 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -26.0 KCAL/MOL                        
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 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     0                                                      
REMARK 465     ALA A     1                                                      
REMARK 465     ILE A     2                                                      
REMARK 465     LYS A     3                                                      
REMARK 465     LYS A     4                                                      
REMARK 465     ALA A    38                                                      
REMARK 465     SER A    39                                                      
REMARK 465     LYS A    40                                                      
REMARK 465     PRO A    41                                                      
REMARK 465     GLU A    42                                                      
REMARK 465     ILE A    43                                                      
REMARK 465     THR A    44                                                      
REMARK 465     ASP A    45                                                      
REMARK 465     ASN A    46                                                      
REMARK 465     HIS A    47                                                      
REMARK 465     SER A    48                                                      
REMARK 465     TYR A    49                                                      
REMARK 465     GLY A    50                                                      
REMARK 465     LEU A    51                                                      
REMARK 465     LEU A   127                                                      
REMARK 465     GLU A   128                                                      
REMARK 465     HIS A   129                                                      
REMARK 465     HIS A   130                                                      
REMARK 465     HIS A   131                                                      
REMARK 465     HIS A   132                                                      
REMARK 465     HIS A   133                                                      
REMARK 465     HIS A   134                                                      
REMARK 465     MET B     0                                                      
REMARK 465     ALA B     1                                                      
REMARK 465     ILE B     2                                                      
REMARK 465     LYS B     3                                                      
REMARK 465     LYS B     4                                                      
REMARK 465     THR B     5                                                      
REMARK 465     THR B     6                                                      
REMARK 465     LEU B   127                                                      
REMARK 465     GLU B   128                                                      
REMARK 465     HIS B   129                                                      
REMARK 465     HIS B   130                                                      
REMARK 465     HIS B   131                                                      
REMARK 465     HIS B   132                                                      
REMARK 465     HIS B   133                                                      
REMARK 465     HIS B   134                                                      
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     GLU A   7    CG   CD   OE1  OE2                                  
REMARK 470     ARG A  56    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU A 108    CG   CD   OE1  OE2                                  
REMARK 470     GLU B   7    CG   CD   OE1  OE2                                  
REMARK 470     GLU B 108    CG   CD   OE1  OE2                                  
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     GLN A   53   CG   CD   OE1  NE2                                  
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    SER B  39     -159.06     43.15                                   
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                              ZN A 502  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  22   NE2                                                    
REMARK 620 2 CYS A  52   SG  118.2                                              
REMARK 620 3 HIS A  79   NE2 101.5 103.0                                        
REMARK 620 4 HIS A  83   NE2 110.2 117.7 103.3                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B 502  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B  22   NE2                                                    
REMARK 620 2 CYS B  52   SG  125.3                                              
REMARK 620 3 HIS B  79   NE2  95.8  97.5                                        
REMARK 620 4 HIS B  83   NE2 105.9 122.7 101.4                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 502                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 502                  
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3TVK   RELATED DB: PDB                                   
DBREF  3T9O A    2   126  UNP    P31129   YDEH_ECOLI       2    126             
DBREF  3T9O B    2   126  UNP    P31129   YDEH_ECOLI       2    126             
SEQADV 3T9O MET A    0  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O ALA A    1  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O LEU A  127  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O GLU A  128  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O HIS A  129  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O HIS A  130  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O HIS A  131  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O HIS A  132  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O HIS A  133  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O HIS A  134  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O MET B    0  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O ALA B    1  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O LEU B  127  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O GLU B  128  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O HIS B  129  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O HIS B  130  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O HIS B  131  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O HIS B  132  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O HIS B  133  UNP  P31129              EXPRESSION TAG                 
SEQADV 3T9O HIS B  134  UNP  P31129              EXPRESSION TAG                 
SEQRES   1 A  135  MET ALA ILE LYS LYS THR THR GLU ILE ASP ALA ILE LEU          
SEQRES   2 A  135  LEU ASN LEU ASN LYS ALA ILE ASP ALA HIS TYR GLN TRP          
SEQRES   3 A  135  LEU VAL SER MET PHE HIS SER VAL VAL ALA ARG ASP ALA          
SEQRES   4 A  135  SER LYS PRO GLU ILE THR ASP ASN HIS SER TYR GLY LEU          
SEQRES   5 A  135  CYS GLN PHE GLY ARG TRP ILE ASP HIS LEU GLY PRO LEU          
SEQRES   6 A  135  ASP ASN ASP GLU LEU PRO TYR VAL ARG LEU MET ASP SER          
SEQRES   7 A  135  ALA HIS GLN HIS MET HIS ASN CYS GLY ARG GLU LEU MET          
SEQRES   8 A  135  LEU ALA ILE VAL GLU ASN HIS TRP GLN ASP ALA HIS PHE          
SEQRES   9 A  135  ASP ALA PHE GLN GLU GLY LEU LEU SER PHE THR ALA ALA          
SEQRES  10 A  135  LEU THR ASP TYR LYS ILE TYR LEU LEU THR LEU GLU HIS          
SEQRES  11 A  135  HIS HIS HIS HIS HIS                                          
SEQRES   1 B  135  MET ALA ILE LYS LYS THR THR GLU ILE ASP ALA ILE LEU          
SEQRES   2 B  135  LEU ASN LEU ASN LYS ALA ILE ASP ALA HIS TYR GLN TRP          
SEQRES   3 B  135  LEU VAL SER MET PHE HIS SER VAL VAL ALA ARG ASP ALA          
SEQRES   4 B  135  SER LYS PRO GLU ILE THR ASP ASN HIS SER TYR GLY LEU          
SEQRES   5 B  135  CYS GLN PHE GLY ARG TRP ILE ASP HIS LEU GLY PRO LEU          
SEQRES   6 B  135  ASP ASN ASP GLU LEU PRO TYR VAL ARG LEU MET ASP SER          
SEQRES   7 B  135  ALA HIS GLN HIS MET HIS ASN CYS GLY ARG GLU LEU MET          
SEQRES   8 B  135  LEU ALA ILE VAL GLU ASN HIS TRP GLN ASP ALA HIS PHE          
SEQRES   9 B  135  ASP ALA PHE GLN GLU GLY LEU LEU SER PHE THR ALA ALA          
SEQRES  10 B  135  LEU THR ASP TYR LYS ILE TYR LEU LEU THR LEU GLU HIS          
SEQRES  11 B  135  HIS HIS HIS HIS HIS                                          
HET     ZN  A 502       1                                                       
HET     ZN  B 502       1                                                       
HETNAM      ZN ZINC ION                                                         
FORMUL   3   ZN    2(ZN 2+)                                                     
FORMUL   5  HOH   *61(H2 O)                                                     
HELIX    1   1 THR A    5  ARG A   36  1                                  32    
HELIX    2   2 CYS A   52  HIS A   60  1                                   9    
HELIX    3   3 GLU A   68  GLU A   95  1                                  28    
HELIX    4   4 GLN A   99  THR A  126  1                                  28    
HELIX    5   5 GLU B    7  ARG B   36  1                                  30    
HELIX    6   6 LYS B   40  ASP B   45  1                                   6    
HELIX    7   7 HIS B   47  LEU B   51  5                                   5    
HELIX    8   8 CYS B   52  HIS B   60  1                                   9    
HELIX    9   9 GLU B   68  GLU B   95  1                                  28    
HELIX   10  10 GLN B   99  THR B  126  1                                  28    
LINK         NE2 HIS A  22                ZN    ZN A 502     1555   1555  2.11  
LINK         SG  CYS A  52                ZN    ZN A 502     1555   1555  2.32  
LINK         NE2 HIS A  79                ZN    ZN A 502     1555   1555  2.16  
LINK         NE2 HIS A  83                ZN    ZN A 502     1555   1555  2.17  
LINK         NE2 HIS B  22                ZN    ZN B 502     1555   1555  2.23  
LINK         SG  CYS B  52                ZN    ZN B 502     1555   1555  2.34  
LINK         NE2 HIS B  79                ZN    ZN B 502     1555   1555  2.20  
LINK         NE2 HIS B  83                ZN    ZN B 502     1555   1555  2.15  
SITE     1 AC1  4 HIS A  22  CYS A  52  HIS A  79  HIS A  83                    
SITE     1 AC2  4 HIS B  22  CYS B  52  HIS B  79  HIS B  83                    
CRYST1  121.460   60.260   38.460  90.00  99.04  90.00 C 1 2 1       8          
ORIGX1      1.000000  0.000000  0.000000        0.00000                         
ORIGX2      0.000000  1.000000  0.000000        0.00000                         
ORIGX3      0.000000  0.000000  1.000000        0.00000                         
SCALE1      0.008233  0.000000  0.001310        0.00000                         
SCALE2      0.000000  0.016595  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.026328        0.00000