HEADER    STRUCTURAL GENOMICS, UNKNOWN FUNCTION   02-OCT-06   2IKK              
TITLE     STRUCTURAL GENOMICS, THE CRYSTAL STRUCTURE OF THE C-TERMINAL DOMAIN OF
TITLE    2 YURK FROM BACILLUS SUBTILIS SUBSP. SUBTILIS STR. 168                 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: HYPOTHETICAL TRANSCRIPTIONAL REGULATOR YURK;               
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: C-TERMINAL DOMAIN;                                         
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS;                              
SOURCE   3 ORGANISM_TAXID: 1423;                                                
SOURCE   4 STRAIN: 168;                                                         
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21;                            
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PMCSG7                                    
KEYWDS    APC85442, YURK, BACILLUS SUBTILIS SUBSP. SUBTILIS STR. 168,           
KEYWDS   2 STRUCTURAL GENOMICS, PSI-2, PROTEIN STRUCTURE INITIATIVE, MIDWEST    
KEYWDS   3 CENTER FOR STRUCTURAL GENOMICS, MCSG, UNKNOWN FUNCTION               
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.TAN,C.HATZOS,J.ABDULLAH,A.JOACHIMIAK,MIDWEST CENTER FOR STRUCTURAL  
AUTHOR   2 GENOMICS (MCSG)                                                      
REVDAT   3   06-NOV-24 2IKK    1       REMARK SEQADV LINK                       
REVDAT   2   24-FEB-09 2IKK    1       VERSN                                    
REVDAT   1   31-OCT-06 2IKK    0                                                
JRNL        AUTH   K.TAN,C.HATZOS,J.ABDULLAH,A.JOACHIMIAK                       
JRNL        TITL   THE CRYSTAL STRUCTURE OF THE C-TERMINAL DOMAIN OF YURK FROM  
JRNL        TITL 2 BACILLUS SUBTILIS SUBSP. SUBTILIS STR. 168                   
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.80 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
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) : 1.80                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 35.60                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 25821                          
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) : 0.196                           
REMARK   3   R VALUE            (WORKING SET) : 0.194                           
REMARK   3   FREE R VALUE                     : 0.230                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1364                            
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) : 1.80                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.85                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1777                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 91.47                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2120                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 90                           
REMARK   3   BIN FREE R VALUE                    : 0.2290                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2359                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 10                                      
REMARK   3   SOLVENT ATOMS            : 179                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 31.41                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.01000                                              
REMARK   3    B22 (A**2) : 0.00000                                              
REMARK   3    B33 (A**2) : 0.00000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.01000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.144         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.133         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.090         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.786         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.953                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.936                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2425 ; 0.025 ; 0.022       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3305 ; 2.201 ; 1.961       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   287 ; 7.048 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   119 ;41.029 ;25.630       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   405 ;17.888 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     4 ;17.156 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   380 ; 0.161 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  1832 ; 0.010 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1072 ; 0.224 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1634 ; 0.322 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   186 ; 0.161 ; 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):    74 ; 0.227 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    15 ; 0.145 ; 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):  1501 ; 1.492 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2403 ; 2.325 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1027 ; 4.011 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):   902 ; 5.472 ; 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 2IKK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-OCT-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000039686.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 14-JUL-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.7                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 19-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97931                            
REMARK 200  MONOCHROMATOR                  : SI 111 CRYSTAL                     
REMARK 200  OPTICS                         : MIRROR                             
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315                   
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 27240                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.800                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 35.600                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.1                               
REMARK 200  DATA REDUNDANCY                : 8.500                              
REMARK 200  R MERGE                    (I) : 0.09900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 37.9000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.80                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.86                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 95.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.30                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.46100                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.570                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD                          
REMARK 200 SOFTWARE USED: HKL-3000, SOLVE, RESOLVE                              
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 35.14                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.90                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1.9M AMMONIUM SULFATE, 0.1M TRIS, PH     
REMARK 280  8.7, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 293K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       52.35200            
REMARK 290   SMTRY3   2  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 FORMED FROM A AND B CHAINS.                            
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: 2090 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 14710 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -36.0 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     MSE A    70                                                      
REMARK 465     HIS A    71                                                      
REMARK 465     HIS A    72                                                      
REMARK 465     HIS A    73                                                      
REMARK 465     HIS A    74                                                      
REMARK 465     HIS A    75                                                      
REMARK 465     HIS A    76                                                      
REMARK 465     SER A    77                                                      
REMARK 465     SER A    78                                                      
REMARK 465     GLY A    79                                                      
REMARK 465     VAL A    80                                                      
REMARK 465     ASP A    81                                                      
REMARK 465     LEU A    82                                                      
REMARK 465     SER A    91                                                      
REMARK 465     ASN A    92                                                      
REMARK 465     ALA A    93                                                      
REMARK 465     SER A    94                                                      
REMARK 465     THR A    95                                                      
REMARK 465     GLY A    96                                                      
REMARK 465     LYS A    97                                                      
REMARK 465     LYS A    98                                                      
REMARK 465     PRO A    99                                                      
REMARK 465     LYS A   100                                                      
REMARK 465     SER A   239                                                      
REMARK 465     PRO A   240                                                      
REMARK 465     TYR A   241                                                      
REMARK 465     THR A   242                                                      
REMARK 465     MSE B    70                                                      
REMARK 465     HIS B    71                                                      
REMARK 465     HIS B    72                                                      
REMARK 465     HIS B    73                                                      
REMARK 465     HIS B    74                                                      
REMARK 465     HIS B    75                                                      
REMARK 465     HIS B    76                                                      
REMARK 465     SER B    77                                                      
REMARK 465     SER B    78                                                      
REMARK 465     GLY B    79                                                      
REMARK 465     VAL B    80                                                      
REMARK 465     ASP B    81                                                      
REMARK 465     LEU B    82                                                      
REMARK 465     GLY B    83                                                      
REMARK 465     GLN B    90                                                      
REMARK 465     SER B    91                                                      
REMARK 465     ASN B    92                                                      
REMARK 465     ALA B    93                                                      
REMARK 465     SER B    94                                                      
REMARK 465     THR B    95                                                      
REMARK 465     GLY B    96                                                      
REMARK 465     LYS B    97                                                      
REMARK 465     LYS B    98                                                      
REMARK 465     PRO B    99                                                      
REMARK 465     LYS B   100                                                      
REMARK 465     PRO B   240                                                      
REMARK 465     TYR B   241                                                      
REMARK 465     THR B   242                                                      
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    MSE A 228   CG  - SE   -  CE  ANGL. DEV. = -25.4 DEGREES          
REMARK 500    MSE B 228   CG  - SE   -  CE  ANGL. DEV. = -26.4 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    THR A  84      -98.48   -140.71                                   
REMARK 500    GLU A 124       19.37     58.57                                   
REMARK 500    ASN A 136      -78.37    -75.94                                   
REMARK 500    ASP A 137      -89.43   -104.42                                   
REMARK 500    THR A 215     -166.93   -117.10                                   
REMARK 500    ASN B 136       79.01   -176.41                                   
REMARK 500    ASP B 137      -77.95   -111.07                                   
REMARK 500    THR B 215     -167.37   -117.17                                   
REMARK 500    SER B 216      138.88    -35.84                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 243                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 243                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: APC85537   RELATED DB: TARGETDB                          
DBREF  2IKK A   94   242  UNP    O32152   YURK_BACSU      94    242             
DBREF  2IKK B   94   242  UNP    O32152   YURK_BACSU      94    242             
SEQADV 2IKK MSE A   70  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK HIS A   71  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK HIS A   72  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK HIS A   73  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK HIS A   74  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK HIS A   75  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK HIS A   76  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK SER A   77  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK SER A   78  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK GLY A   79  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK VAL A   80  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK ASP A   81  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK LEU A   82  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK GLY A   83  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK THR A   84  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK GLU A   85  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK ASN A   86  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK LEU A   87  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK TYR A   88  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK PHE A   89  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK GLN A   90  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK SER A   91  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK ASN A   92  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK ALA A   93  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK MSE A  166  UNP  O32152    MET   166 MODIFIED RESIDUE               
SEQADV 2IKK MSE A  228  UNP  O32152    MET   228 MODIFIED RESIDUE               
SEQADV 2IKK MSE B   70  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK HIS B   71  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK HIS B   72  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK HIS B   73  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK HIS B   74  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK HIS B   75  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK HIS B   76  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK SER B   77  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK SER B   78  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK GLY B   79  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK VAL B   80  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK ASP B   81  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK LEU B   82  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK GLY B   83  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK THR B   84  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK GLU B   85  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK ASN B   86  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK LEU B   87  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK TYR B   88  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK PHE B   89  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK GLN B   90  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK SER B   91  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK ASN B   92  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK ALA B   93  UNP  O32152              EXPRESSION TAG                 
SEQADV 2IKK MSE B  166  UNP  O32152    MET   166 MODIFIED RESIDUE               
SEQADV 2IKK MSE B  228  UNP  O32152    MET   228 MODIFIED RESIDUE               
SEQRES   1 A  173  MSE HIS HIS HIS HIS HIS HIS SER SER GLY VAL ASP LEU          
SEQRES   2 A  173  GLY THR GLU ASN LEU TYR PHE GLN SER ASN ALA SER THR          
SEQRES   3 A  173  GLY LYS LYS PRO LYS HIS HIS VAL LEU SER HIS ASP ILE          
SEQRES   4 A  173  ILE PRO ALA SER LYS PRO ILE ALA GLU LYS LEU GLN ILE          
SEQRES   5 A  173  GLN PRO GLU SER PRO VAL VAL GLU LEU LYS ARG ILE LEU          
SEQRES   6 A  173  TYR ASN ASP ASP GLN PRO LEU THR PHE GLU VAL THR HIS          
SEQRES   7 A  173  TYR PRO LEU ASP LEU PHE PRO GLY ILE ASP THR PHE ILE          
SEQRES   8 A  173  ALA ASP GLY VAL SER MSE HIS ASP ILE LEU LYS GLN GLN          
SEQRES   9 A  173  TYR LYS VAL VAL PRO THR HIS ASN THR LYS LEU LEU ASN          
SEQRES  10 A  173  VAL VAL TYR ALA GLN GLN GLU GLU SER LYS TYR LEU ASP          
SEQRES  11 A  173  CYS ASP ILE GLY ASP ALA LEU PHE GLU ILE ASP LYS THR          
SEQRES  12 A  173  ALA PHE THR SER ASN ASP GLN PRO ILE TYR CYS SER LEU          
SEQRES  13 A  173  PHE LEU MSE HIS THR ASN ARG VAL THR PHE THR ILE ASN          
SEQRES  14 A  173  SER PRO TYR THR                                              
SEQRES   1 B  173  MSE HIS HIS HIS HIS HIS HIS SER SER GLY VAL ASP LEU          
SEQRES   2 B  173  GLY THR GLU ASN LEU TYR PHE GLN SER ASN ALA SER THR          
SEQRES   3 B  173  GLY LYS LYS PRO LYS HIS HIS VAL LEU SER HIS ASP ILE          
SEQRES   4 B  173  ILE PRO ALA SER LYS PRO ILE ALA GLU LYS LEU GLN ILE          
SEQRES   5 B  173  GLN PRO GLU SER PRO VAL VAL GLU LEU LYS ARG ILE LEU          
SEQRES   6 B  173  TYR ASN ASP ASP GLN PRO LEU THR PHE GLU VAL THR HIS          
SEQRES   7 B  173  TYR PRO LEU ASP LEU PHE PRO GLY ILE ASP THR PHE ILE          
SEQRES   8 B  173  ALA ASP GLY VAL SER MSE HIS ASP ILE LEU LYS GLN GLN          
SEQRES   9 B  173  TYR LYS VAL VAL PRO THR HIS ASN THR LYS LEU LEU ASN          
SEQRES  10 B  173  VAL VAL TYR ALA GLN GLN GLU GLU SER LYS TYR LEU ASP          
SEQRES  11 B  173  CYS ASP ILE GLY ASP ALA LEU PHE GLU ILE ASP LYS THR          
SEQRES  12 B  173  ALA PHE THR SER ASN ASP GLN PRO ILE TYR CYS SER LEU          
SEQRES  13 B  173  PHE LEU MSE HIS THR ASN ARG VAL THR PHE THR ILE ASN          
SEQRES  14 B  173  SER PRO TYR THR                                              
MODRES 2IKK MSE A  166  MET  SELENOMETHIONINE                                   
MODRES 2IKK MSE A  228  MET  SELENOMETHIONINE                                   
MODRES 2IKK MSE B  166  MET  SELENOMETHIONINE                                   
MODRES 2IKK MSE B  228  MET  SELENOMETHIONINE                                   
HET    MSE  A 166       8                                                       
HET    MSE  A 228       8                                                       
HET    MSE  B 166       8                                                       
HET    MSE  B 228       8                                                       
HET    SO4  A 243       5                                                       
HET    SO4  B 243       5                                                       
HETNAM     MSE SELENOMETHIONINE                                                 
HETNAM     SO4 SULFATE ION                                                      
FORMUL   1  MSE    4(C5 H11 N O2 SE)                                            
FORMUL   3  SO4    2(O4 S 2-)                                                   
FORMUL   5  HOH   *179(H2 O)                                                    
HELIX    1   1 SER A  112  GLN A  120  1                                   9    
HELIX    2   2 GLY A  155  ILE A  160  5                                   6    
HELIX    3   3 SER A  165  LYS A  175  1                                  11    
HELIX    4   4 GLN A  191  ASP A  199  1                                   9    
HELIX    5   5 SER A  216  ASP A  218  5                                   3    
HELIX    6   6 SER B  112  GLN B  120  1                                   9    
HELIX    7   7 GLY B  155  ILE B  160  5                                   6    
HELIX    8   8 SER B  165  LYS B  175  1                                  11    
HELIX    9   9 GLN B  191  ASP B  199  1                                   9    
HELIX   10  10 SER B  216  ASP B  218  5                                   3    
SHEET    1   A 8 GLU A  85  TYR A  88  0                                        
SHEET    2   A 8 VAL A 233  ILE A 237  1  O  THR A 234   N  GLU A  85           
SHEET    3   A 8 HIS B 180  TYR B 189 -1  O  LEU B 185   N  PHE A 235           
SHEET    4   A 8 ALA B 205  THR B 215 -1  O  GLU B 208   N  ASN B 186           
SHEET    5   A 8 GLN B 219  HIS B 229 -1  O  MSE B 228   N  PHE B 207           
SHEET    6   A 8 PRO B 140  PRO B 149 -1  N  PHE B 143   O  LEU B 227           
SHEET    7   A 8 PRO B 126  TYR B 135 -1  N  LEU B 134   O  THR B 142           
SHEET    8   A 8 HIS B 102  PRO B 110 -1  N  ASP B 107   O  GLU B 129           
SHEET    1   B 8 HIS A 102  PRO A 110  0                                        
SHEET    2   B 8 PRO A 126  TYR A 135 -1  O  GLU A 129   N  ASP A 107           
SHEET    3   B 8 PRO A 140  PRO A 149 -1  O  THR A 142   N  LEU A 134           
SHEET    4   B 8 GLN A 219  HIS A 229 -1  O  LEU A 225   N  VAL A 145           
SHEET    5   B 8 ALA A 205  THR A 215 -1  N  PHE A 207   O  MSE A 228           
SHEET    6   B 8 HIS A 180  TYR A 189 -1  N  ASN A 186   O  GLU A 208           
SHEET    7   B 8 THR B 234  ILE B 237 -1  O  ILE B 237   N  LYS A 183           
SHEET    8   B 8 ASN B  86  PHE B  89  1  N  LEU B  87   O  THR B 236           
LINK         C   SER A 165                 N   MSE A 166     1555   1555  1.34  
LINK         C   MSE A 166                 N   HIS A 167     1555   1555  1.32  
LINK         C   LEU A 227                 N   MSE A 228     1555   1555  1.35  
LINK         C   MSE A 228                 N   HIS A 229     1555   1555  1.35  
LINK         C   SER B 165                 N   MSE B 166     1555   1555  1.33  
LINK         C   MSE B 166                 N   HIS B 167     1555   1555  1.32  
LINK         C   LEU B 227                 N   MSE B 228     1555   1555  1.35  
LINK         C   MSE B 228                 N   HIS B 229     1555   1555  1.33  
CISPEP   1 ASN B  136    ASP B  137          0        20.15                     
SITE     1 AC1  7 ARG A 132  VAL A 164  SER A 165  MSE A 166                    
SITE     2 AC1  7 HIS A 167  HOH A 296  HOH A 325                               
SITE     1 AC2  5 ARG B 132  VAL B 164  SER B 165  MSE B 166                    
SITE     2 AC2  5 HIS B 167                                                     
CRYST1   40.509  104.704   40.538  90.00 118.58  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      0.024686  0.000000  0.013448        0.00000                         
SCALE2      0.000000  0.009551  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.028091        0.00000