HEADER    TRANSCRIPTION                           01-OCT-04   1XMA              
TITLE     STRUCTURE OF A TRANSCRIPTIONAL REGULATOR FROM CLOSTRIDIUM THERMOCELLUM
TITLE    2 CTH-833                                                              
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PREDICTED TRANSCRIPTIONAL REGULATOR;                       
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: CLOSTRIDIUM THERMOCELLUM;                       
SOURCE   3 ORGANISM_TAXID: 1515;                                                
SOURCE   4 ATCC: 27405;                                                         
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    CLOSTRIDIUM THERMOCELLUM, TRANSCRIPTIONAL REGULATOR, SOUTHEAST        
KEYWDS   2 COLLABORATORY FOR STRUCTURAL GENOMICS, SECSG, PROTEIN STRUCTURE      
KEYWDS   3 INITIATIVE, PSI, TRANSCRIPTION                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.YANG,L.CHEN,D.LEE,J.HABEL,J.NGUYEN,S.-H.CHANG,I.KATAEVA,H.XU,       
AUTHOR   2 J.CHANG,M.ZHAO,P.HORANYI,Q.FLORENCE,W.ZHOU,W.TEMPEL,D.LIN,           
AUTHOR   3 J.PRAISSMAN,H.ZHANG,W.B.ARENDALL III,J.S.RICHARDSON,D.C.RICHARDSON,  
AUTHOR   4 L.LJUNGDAHL,Z.-J.LIU,J.P.ROSE,B.-C.WANG,SOUTHEAST COLLABORATORY FOR  
AUTHOR   5 STRUCTURAL GENOMICS (SECSG)                                          
REVDAT   7   14-FEB-24 1XMA    1       REMARK LINK                              
REVDAT   6   18-MAR-20 1XMA    1       REMARK SEQADV                            
REVDAT   5   11-OCT-17 1XMA    1       REMARK                                   
REVDAT   4   13-JUL-11 1XMA    1       VERSN                                    
REVDAT   3   24-FEB-09 1XMA    1       VERSN                                    
REVDAT   2   01-FEB-05 1XMA    1       REMARK                                   
REVDAT   1   14-DEC-04 1XMA    0                                                
JRNL        AUTH   H.YANG,L.CHEN,D.LEE,J.HABEL,J.NGUYEN,S.-H.CHANG,I.KATAEVA,   
JRNL        AUTH 2 H.XU,J.CHANG,M.ZHAO,P.HORANYI,Q.FLORENCE,W.ZHOU,W.TEMPEL,    
JRNL        AUTH 3 D.LIN,J.PRAISSMAN,H.ZHANG,W.B.ARENDALL III,J.S.RICHARDSON,   
JRNL        AUTH 4 D.C.RICHARDSON,L.LJUNGDAHL,Z.-J.LIU,J.P.ROSE,B.-C.WANG,      
JRNL        AUTH 5 SOUTHEAST COLLABORATORY FOR STRUCTURAL GENOMICS              
JRNL        TITL   STRUCTURE OF A TRANSCRIPTIONAL REGULATOR FROM CLOSTRIDIUM    
JRNL        TITL 2 THERMOCELLUM CTH-833                                         
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.30 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 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) : 2.30                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 18.24                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 9669                           
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) : 0.209                           
REMARK   3   R VALUE            (WORKING SET) : 0.205                           
REMARK   3   FREE R VALUE                     : 0.267                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 518                             
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) : 2.30                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.36                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 472                          
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 100.0                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2260                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 37                           
REMARK   3   BIN FREE R VALUE                    : 0.3320                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1698                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 17                                      
REMARK   3   SOLVENT ATOMS            : 40                                      
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 28.08                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.07200                                             
REMARK   3    B22 (A**2) : 0.03300                                              
REMARK   3    B33 (A**2) : 0.04100                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.02400                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.400         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.268         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): NULL          
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): NULL          
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.937                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.896                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  1748 ; 0.015 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  1608 ; 0.000 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  2348 ; 1.200 ; 1.978       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  3745 ; 3.793 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   200 ; 6.271 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):    81 ;37.440 ;23.333       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   345 ;15.421 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    12 ;19.221 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   259 ; 0.089 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1858 ; 0.004 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   372 ; 0.005 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   330 ; 0.193 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  1274 ; 0.237 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):   836 ; 0.179 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):   810 ; 0.109 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):    51 ; 0.158 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):     1 ; 0.257 ; 0.200       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):     7 ; 0.126 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    73 ; 0.260 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):     9 ; 0.090 ; 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):  1007 ; 2.057 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   422 ; 0.000 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1640 ; 3.216 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):   741 ; 2.323 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   708 ; 3.324 ; 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 BULK SOLVENT                                    
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 1XMA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-OCT-04.                  
REMARK 100 THE DEPOSITION ID IS D_1000030508.                                   
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                                
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RU200                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU SATURN 92                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 10985                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.200                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : NULL                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.04900                            
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) : 2.20                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.28                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 43.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.15100                            
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: SAD                          
REMARK 200 SOFTWARE USED: SOLVE 2.06, RESOLVE 2.06, ISAS                        
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 31.81                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.80                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 8.5% V/V ISOPROPANOL, 10% W/V PEG        
REMARK 280  4000, 15% V/V GLYCEROL, 0.085M TRIS, MODIFIED MICROBATCH,           
REMARK 280  TEMPERATURE 291K, PH 8.5                                            
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       26.08000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE:                                                         
REMARK 300 THIS ENTRY CONTAINS THE CRYSTALLOGRAPHIC ASYMMETRIC UNIT             
REMARK 300 WHICH CONSISTS OF 2 CHAIN(S). THE BIOLOGICAL UNIT IS                 
REMARK 300 UNKNOWN.                                                             
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 3530 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 11620 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -113.0 KCAL/MOL                       
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 APPLY THE FOLLOWING TO CHAINS: B                                     
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000      -47.67528            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  0.000000  0.000000  1.000000       51.02893            
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   -30                                                      
REMARK 465     GLY A   -29                                                      
REMARK 465     SER A   -28                                                      
REMARK 465     SER A   -27                                                      
REMARK 465     HIS A   -26                                                      
REMARK 465     HIS A   -25                                                      
REMARK 465     HIS A   -24                                                      
REMARK 465     HIS A   -23                                                      
REMARK 465     HIS A   -22                                                      
REMARK 465     HIS A   -21                                                      
REMARK 465     SER A   -20                                                      
REMARK 465     SER A   -19                                                      
REMARK 465     GLY A   -18                                                      
REMARK 465     LEU A   -17                                                      
REMARK 465     VAL A   -16                                                      
REMARK 465     PRO A   -15                                                      
REMARK 465     ARG A   -14                                                      
REMARK 465     GLY A   -13                                                      
REMARK 465     SER A   -12                                                      
REMARK 465     GLN A   -11                                                      
REMARK 465     SER A   -10                                                      
REMARK 465     THR A    -9                                                      
REMARK 465     SER A    -8                                                      
REMARK 465     LEU A    -7                                                      
REMARK 465     TYR A    -6                                                      
REMARK 465     LYS A    -5                                                      
REMARK 465     LYS A    -4                                                      
REMARK 465     ALA A    -3                                                      
REMARK 465     GLY A    -2                                                      
REMARK 465     LEU A    -1                                                      
REMARK 465     MET A     0                                                      
REMARK 465     VAL A     1                                                      
REMARK 465     ILE A     2                                                      
REMARK 465     SER A     3                                                      
REMARK 465     GLN A    70                                                      
REMARK 465     GLY A    71                                                      
REMARK 465     GLU A   107                                                      
REMARK 465     LEU A   108                                                      
REMARK 465     GLU A   109                                                      
REMARK 465     SER A   110                                                      
REMARK 465     ASN A   111                                                      
REMARK 465     GLY A   112                                                      
REMARK 465     ASP A   113                                                      
REMARK 465     ASN A   114                                                      
REMARK 465     MET B   -30                                                      
REMARK 465     GLY B   -29                                                      
REMARK 465     SER B   -28                                                      
REMARK 465     SER B   -27                                                      
REMARK 465     HIS B   -26                                                      
REMARK 465     HIS B   -25                                                      
REMARK 465     HIS B   -24                                                      
REMARK 465     HIS B   -23                                                      
REMARK 465     HIS B   -22                                                      
REMARK 465     HIS B   -21                                                      
REMARK 465     SER B   -20                                                      
REMARK 465     SER B   -19                                                      
REMARK 465     GLY B   -18                                                      
REMARK 465     LEU B   -17                                                      
REMARK 465     VAL B   -16                                                      
REMARK 465     PRO B   -15                                                      
REMARK 465     ARG B   -14                                                      
REMARK 465     GLY B   -13                                                      
REMARK 465     SER B   -12                                                      
REMARK 465     GLN B   -11                                                      
REMARK 465     SER B   -10                                                      
REMARK 465     THR B    -9                                                      
REMARK 465     SER B    -8                                                      
REMARK 465     LEU B    -7                                                      
REMARK 465     TYR B    -6                                                      
REMARK 465     LYS B    -5                                                      
REMARK 465     LYS B    -4                                                      
REMARK 465     ALA B    -3                                                      
REMARK 465     GLY B    -2                                                      
REMARK 465     LEU B    -1                                                      
REMARK 465     MET B     0                                                      
REMARK 465     GLN B    70                                                      
REMARK 465     GLY B    71                                                      
REMARK 465     LYS B    72                                                      
REMARK 465     GLU B   107                                                      
REMARK 465     LEU B   108                                                      
REMARK 465     GLU B   109                                                      
REMARK 465     SER B   110                                                      
REMARK 465     ASN B   111                                                      
REMARK 465     GLY B   112                                                      
REMARK 465     ASP B   113                                                      
REMARK 465     ASN B   114                                                      
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     ARG A   8    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 106    CE   NZ                                             
REMARK 470     ARG B   8    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS B  85    CG   CD   CE   NZ                                   
REMARK 470     LYS B  99    CE   NZ                                             
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    GLU A  39      -10.28     78.11                                   
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                              HG A 116  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A  91   O                                                      
REMARK 620 2 GLU A  92   N    39.1                                              
REMARK 620 N                    1                                               
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              HG B 115  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU B  21   OE1                                                    
REMARK 620 2 LYS B  36   NZ   98.3                                              
REMARK 620 N                    1                                               
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG B 115                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG B 116                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 115                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 116                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX B 401                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX B 402                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX A 403                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX A 404                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX B 405                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX B 406                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX B 407                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX B 408                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX A 409                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX B 410                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX A 411                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX B 412                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE UNX B 413                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: CTH-833   RELATED DB: TARGETDB                           
DBREF  1XMA A    2   114  GB     48858444 ZP_00312398      2    114             
DBREF  1XMA B    2   114  GB     48858444 ZP_00312398      2    114             
SEQADV 1XMA MET A  -30  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA GLY A  -29  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER A  -28  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER A  -27  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA HIS A  -26  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA HIS A  -25  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA HIS A  -24  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA HIS A  -23  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA HIS A  -22  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA HIS A  -21  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER A  -20  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER A  -19  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA GLY A  -18  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA LEU A  -17  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA VAL A  -16  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA PRO A  -15  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA ARG A  -14  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA GLY A  -13  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER A  -12  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA GLN A  -11  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER A  -10  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA THR A   -9  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER A   -8  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA LEU A   -7  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA TYR A   -6  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA LYS A   -5  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA LYS A   -4  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA ALA A   -3  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA GLY A   -2  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA LEU A   -1  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA MET A    0  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA VAL A    1  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA MET B  -30  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA GLY B  -29  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER B  -28  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER B  -27  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA HIS B  -26  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA HIS B  -25  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA HIS B  -24  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA HIS B  -23  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA HIS B  -22  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA HIS B  -21  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER B  -20  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER B  -19  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA GLY B  -18  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA LEU B  -17  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA VAL B  -16  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA PRO B  -15  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA ARG B  -14  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA GLY B  -13  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER B  -12  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA GLN B  -11  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER B  -10  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA THR B   -9  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA SER B   -8  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA LEU B   -7  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA TYR B   -6  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA LYS B   -5  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA LYS B   -4  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA ALA B   -3  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA GLY B   -2  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA LEU B   -1  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA MET B    0  GB   48858444            EXPRESSION TAG                 
SEQADV 1XMA VAL B    1  GB   48858444            EXPRESSION TAG                 
SEQRES   1 A  145  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  145  LEU VAL PRO ARG GLY SER GLN SER THR SER LEU TYR LYS          
SEQRES   3 A  145  LYS ALA GLY LEU MET VAL ILE SER SER ASP VAL ILE ARG          
SEQRES   4 A  145  GLY TYR VAL ASP THR ILE ILE LEU SER LEU LEU ILE GLU          
SEQRES   5 A  145  GLY ASP SER TYR GLY TYR GLU ILE SER LYS ASN ILE ARG          
SEQRES   6 A  145  ILE LYS THR ASP GLU LEU TYR VAL ILE LYS GLU THR THR          
SEQRES   7 A  145  LEU TYR SER ALA PHE ALA ARG LEU GLU LYS ASN GLY TYR          
SEQRES   8 A  145  ILE LYS SER TYR TYR GLY GLU GLU THR GLN GLY LYS ARG          
SEQRES   9 A  145  ARG THR TYR TYR ARG ILE THR PRO GLU GLY ILE LYS TYR          
SEQRES  10 A  145  TYR LYS GLN LYS CYS GLU GLU TRP GLU LEU THR LYS LYS          
SEQRES  11 A  145  VAL ILE ASN LYS PHE VAL LYS GLU LEU GLU SER ASN GLY          
SEQRES  12 A  145  ASP ASN                                                      
SEQRES   1 B  145  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 B  145  LEU VAL PRO ARG GLY SER GLN SER THR SER LEU TYR LYS          
SEQRES   3 B  145  LYS ALA GLY LEU MET VAL ILE SER SER ASP VAL ILE ARG          
SEQRES   4 B  145  GLY TYR VAL ASP THR ILE ILE LEU SER LEU LEU ILE GLU          
SEQRES   5 B  145  GLY ASP SER TYR GLY TYR GLU ILE SER LYS ASN ILE ARG          
SEQRES   6 B  145  ILE LYS THR ASP GLU LEU TYR VAL ILE LYS GLU THR THR          
SEQRES   7 B  145  LEU TYR SER ALA PHE ALA ARG LEU GLU LYS ASN GLY TYR          
SEQRES   8 B  145  ILE LYS SER TYR TYR GLY GLU GLU THR GLN GLY LYS ARG          
SEQRES   9 B  145  ARG THR TYR TYR ARG ILE THR PRO GLU GLY ILE LYS TYR          
SEQRES  10 B  145  TYR LYS GLN LYS CYS GLU GLU TRP GLU LEU THR LYS LYS          
SEQRES  11 B  145  VAL ILE ASN LYS PHE VAL LYS GLU LEU GLU SER ASN GLY          
SEQRES  12 B  145  ASP ASN                                                      
HET     HG  A 115       1                                                       
HET     HG  A 116       1                                                       
HET    UNX  A 403       1                                                       
HET    UNX  A 404       1                                                       
HET    UNX  A 409       1                                                       
HET    UNX  A 411       1                                                       
HET     HG  B 115       1                                                       
HET     HG  B 116       1                                                       
HET    UNX  B 401       1                                                       
HET    UNX  B 402       1                                                       
HET    UNX  B 405       1                                                       
HET    UNX  B 406       1                                                       
HET    UNX  B 407       1                                                       
HET    UNX  B 408       1                                                       
HET    UNX  B 410       1                                                       
HET    UNX  B 412       1                                                       
HET    UNX  B 413       1                                                       
HETNAM      HG MERCURY (II) ION                                                 
HETNAM     UNX UNKNOWN ATOM OR ION                                              
FORMUL   3   HG    4(HG 2+)                                                     
FORMUL   5  UNX    13(X)                                                        
FORMUL  20  HOH   *40(H2 O)                                                     
HELIX    1   1 VAL A    6  GLY A    9  5                                   4    
HELIX    2   2 TYR A   10  GLY A   22  1                                  13    
HELIX    3   3 GLY A   26  ASP A   38  1                                  13    
HELIX    4   4 LYS A   44  ASN A   58  1                                  15    
HELIX    5   5 THR A   80  LYS A  103  1                                  24    
HELIX    6   6 SER B    3  GLY B   22  1                                  20    
HELIX    7   7 GLY B   26  THR B   37  1                                  12    
HELIX    8   8 LYS B   44  ASN B   58  1                                  15    
HELIX    9   9 THR B   80  VAL B  105  1                                  26    
SHEET    1   A 3 SER A  24  TYR A  25  0                                        
SHEET    2   A 3 THR A  75  ILE A  79 -1  O  TYR A  77   N  SER A  24           
SHEET    3   A 3 ILE A  61  TYR A  65 -1  N  TYR A  64   O  TYR A  76           
SHEET    1   B 3 SER B  24  TYR B  25  0                                        
SHEET    2   B 3 THR B  75  ILE B  79 -1  O  TYR B  77   N  SER B  24           
SHEET    3   B 3 ILE B  61  TYR B  65 -1  N  LYS B  62   O  ARG B  78           
LINK         O   CYS A  91                HG    HG A 116     1555   1555  3.28  
LINK         N   GLU A  92                HG    HG A 116     1555   1555  3.39  
LINK        HG    HG A 115                 O   LYS B 106     1555   1456  2.37  
LINK         N   VAL B   1                HG    HG B 116     1555   1555  2.80  
LINK         OE1 GLU B  21                HG    HG B 115     1555   1555  2.97  
LINK         NZ  LYS B  36                HG    HG B 115     1555   1555  2.16  
SITE     1 AC1  2 GLU B  21  LYS B  36                                          
SITE     1 AC2  1 VAL B   1                                                     
SITE     1 AC3  3 TYR A  87  CYS A  91  LYS B 106                               
SITE     1 AC4  2 CYS A  91  GLU A  92                                          
SITE     1 AC5  3 LEU B  40  UNX B 402  UNX B 412                               
SITE     1 AC6  3 LEU B  40  VAL B  42  UNX B 401                               
SITE     1 AC7  4 SER A  24  ILE A  29  ASN A  32  UNX A 404                    
SITE     1 AC8  5 LEU A  18  GLY A  22  UNX A 403  UNX A 409                    
SITE     2 AC8  5 UNX A 411                                                     
SITE     1 AC9  3 ILE B  35  ASP B  38  UNX B 406                               
SITE     1 BC1  2 GLU B  39  UNX B 405                                          
SITE     1 BC2  4 TYR B  25  GLY B  26  THR B  75  UNX B 408                    
SITE     1 BC3  3 TYR B  49  TYR B  77  UNX B 407                               
SITE     1 BC4  3 ASP A  23  GLU A  28  UNX A 404                               
SITE     1 BC5  3 LEU B  18  GLY B  22  UNX B 413                               
SITE     1 BC6  2 GLU A  21  UNX A 404                                          
SITE     1 BC7  3 VAL B   1  ILE B   2  UNX B 401                               
SITE     1 BC8  4 GLY B  22  ASP B  23  GLU B  28  UNX B 410                    
CRYST1   45.483   52.160   51.076  90.00  92.46  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      0.021986  0.000000  0.000945        0.00000                         
SCALE2      0.000000  0.019172  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.019597        0.00000