HEADER    TRANSCRIPTION                           03-AUG-06   2HXI              
TITLE     STRUCTURAL GENOMICS, THE CRYSTAL STRUCTURE OF A PUTATIVE              
TITLE    2 TRANSCRIPTIONAL REGULATOR FROM STREPTOMYCES COELICOLOR A3(2)         
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PUTATIVE TRANSCRIPTIONAL REGULATOR;                        
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: STREPTOMYCES COELICOLOR;                        
SOURCE   3 ORGANISM_TAXID: 100226;                                              
SOURCE   4 STRAIN: A3(2);                                                       
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                               
KEYWDS    STRUCTURAL GENOMICS, APC6293, TRANSCRIPTIONAL REGULATOR, TETR FAMILY, 
KEYWDS   2 STREPTOMYCES COELICOLOR A3(2), PSI-2, PROTEIN STRUCTURE INITIATIVE,  
KEYWDS   3 MIDWEST CENTER FOR STRUCTURAL GENOMICS, MCSG, TRANSCRIPTION          
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    K.TAN,X.XU,H.ZHENG,A.SAVCHENKO,A.EDWARDS,A.JOACHIMIAK,MIDWEST CENTER  
AUTHOR   2 FOR STRUCTURAL GENOMICS (MCSG)                                       
REVDAT   4   30-OCT-24 2HXI    1       SEQADV LINK                              
REVDAT   3   13-JUL-11 2HXI    1       VERSN                                    
REVDAT   2   24-FEB-09 2HXI    1       VERSN                                    
REVDAT   1   05-SEP-06 2HXI    0                                                
JRNL        AUTH   K.TAN,X.XU,H.ZHENG,A.SAVCHENKO,A.EDWARDS,A.JOACHIMIAK        
JRNL        TITL   THE CRYSTAL STRUCTURE OF A PUTATIVE TRANSCRIPTIONAL          
JRNL        TITL 2 REGULATOR TETR FROM STREPTOMYCES COELICOLOR A3(2)            
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.70 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) : 1.70                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 22.61                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 98.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 44014                          
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) : 0.190                           
REMARK   3   R VALUE            (WORKING SET) : 0.187                           
REMARK   3   FREE R VALUE                     : 0.232                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 2316                            
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) : 1.70                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.74                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 2957                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 89.35                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2630                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 139                          
REMARK   3   BIN FREE R VALUE                    : 0.3020                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3041                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 0                                       
REMARK   3   SOLVENT ATOMS            : 442                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 26.11                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.00000                                              
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) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.111         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.113         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.083         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.504         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.960                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.943                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  3096 ; 0.021 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  4183 ; 1.828 ; 1.966       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  NULL ;  NULL ;  NULL       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   390 ; 6.562 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   143 ;32.603 ;21.608       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   511 ;13.892 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    41 ;20.114 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   465 ; 0.133 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2363 ; 0.009 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  1665 ; 0.227 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  2158 ; 0.309 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   335 ; 0.162 ; 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):    66 ; 0.205 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    33 ; 0.181 ; 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):  2003 ; 1.470 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3081 ; 2.245 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1219 ; 3.263 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1102 ; 5.108 ; 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 2HXI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 04-AUG-06.                  
REMARK 100 THE DEPOSITION ID IS D_1000038876.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-JUN-06                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 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-BM                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97915                            
REMARK 200  MONOCHROMATOR                  : SI 111 CHANNEL                     
REMARK 200  OPTICS                         : MIRROR                             
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : SBC-3                              
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 46555                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.700                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 22.610                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.7                               
REMARK 200  DATA REDUNDANCY                : 3.700                              
REMARK 200  R MERGE                    (I) : 0.09700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 23.0300                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.73                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 90.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.00                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.47800                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.050                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAD                          
REMARK 200 SOFTWARE USED: HKLSBC                                                
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 39.81                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.04                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2M NH4CL, 20% PEG3350, PH 7, VAPOR     
REMARK 280  DIFFUSION, SITTING DROP, TEMPERATURE 283K                           
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       47.43400            
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 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: 5180 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 18650 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -32.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B                                  
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A   -21                                                      
REMARK 465     GLY A   -20                                                      
REMARK 465     SER A   -19                                                      
REMARK 465     SER A   -18                                                      
REMARK 465     HIS A   -17                                                      
REMARK 465     HIS A   -16                                                      
REMARK 465     HIS A   -15                                                      
REMARK 465     HIS A   -14                                                      
REMARK 465     HIS A   -13                                                      
REMARK 465     HIS A   -12                                                      
REMARK 465     SER A   -11                                                      
REMARK 465     SER A   -10                                                      
REMARK 465     GLY A    -9                                                      
REMARK 465     ARG A    -8                                                      
REMARK 465     GLU A    -7                                                      
REMARK 465     ASN A    -6                                                      
REMARK 465     LEU A    -5                                                      
REMARK 465     TYR A    -4                                                      
REMARK 465     PHE A    -3                                                      
REMARK 465     GLN A    -2                                                      
REMARK 465     GLY A    -1                                                      
REMARK 465     HIS A     0                                                      
REMARK 465     MET A     1                                                      
REMARK 465     ALA A     2                                                      
REMARK 465     GLY A     3                                                      
REMARK 465     ARG A     4                                                      
REMARK 465     ARG A     5                                                      
REMARK 465     PHE A   153                                                      
REMARK 465     GLY A   154                                                      
REMARK 465     ALA A   155                                                      
REMARK 465     VAL A   156                                                      
REMARK 465     GLY A   157                                                      
REMARK 465     ALA A   158                                                      
REMARK 465     GLN A   159                                                      
REMARK 465     GLU A   160                                                      
REMARK 465     HIS A   161                                                      
REMARK 465     GLU A   162                                                      
REMARK 465     GLN A   163                                                      
REMARK 465     GLY A   164                                                      
REMARK 465     MET A   165                                                      
REMARK 465     GLU A   166                                                      
REMARK 465     GLN A   167                                                      
REMARK 465     GLY A   218                                                      
REMARK 465     SER A   219                                                      
REMARK 465     MET B   -21                                                      
REMARK 465     GLY B   -20                                                      
REMARK 465     SER B   -19                                                      
REMARK 465     SER B   -18                                                      
REMARK 465     HIS B   -17                                                      
REMARK 465     HIS B   -16                                                      
REMARK 465     HIS B   -15                                                      
REMARK 465     HIS B   -14                                                      
REMARK 465     HIS B   -13                                                      
REMARK 465     HIS B   -12                                                      
REMARK 465     SER B   -11                                                      
REMARK 465     SER B   -10                                                      
REMARK 465     GLY B    -9                                                      
REMARK 465     ARG B    -8                                                      
REMARK 465     GLU B    -7                                                      
REMARK 465     ASN B    -6                                                      
REMARK 465     LEU B    -5                                                      
REMARK 465     TYR B    -4                                                      
REMARK 465     PHE B    -3                                                      
REMARK 465     GLN B    -2                                                      
REMARK 465     GLY B    -1                                                      
REMARK 465     HIS B     0                                                      
REMARK 465     MET B     1                                                      
REMARK 465     ALA B     2                                                      
REMARK 465     GLY B     3                                                      
REMARK 465     ARG B     4                                                      
REMARK 465     GLU B    26                                                      
REMARK 465     PHE B   153                                                      
REMARK 465     GLY B   154                                                      
REMARK 465     ALA B   155                                                      
REMARK 465     VAL B   156                                                      
REMARK 465     GLY B   157                                                      
REMARK 465     ALA B   158                                                      
REMARK 465     GLN B   159                                                      
REMARK 465     GLU B   160                                                      
REMARK 465     HIS B   161                                                      
REMARK 465     GLU B   162                                                      
REMARK 465     GLN B   163                                                      
REMARK 465     GLY B   164                                                      
REMARK 465     MET B   165                                                      
REMARK 465     GLU B   166                                                      
REMARK 465     GLY B   218                                                      
REMARK 465     SER B   219                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   ATM2   ATM3                                     
REMARK 500    ARG B 197   NE  -  CZ  -  NH1 ANGL. DEV. =   3.6 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    ALA A  25       80.05     46.13                                   
REMARK 500    THR A  39     -155.65   -129.84                                   
REMARK 500    ARG A  49      -62.96     82.82                                   
REMARK 500    GLU A 150      -70.97    -80.10                                   
REMARK 500    LEU B  21      -82.71    -53.44                                   
REMARK 500    ASP B  68      109.09    -53.34                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 ARG A    6     TRP A    7                   60.29                    
REMARK 500 LEU A   21     ALA A   22                 -127.83                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: APC6293   RELATED DB: TARGETDB                           
DBREF  2HXI A    1   217  UNP    O87854   O87854_STRCO     1    217             
DBREF  2HXI B    1   217  UNP    O87854   O87854_STRCO     1    217             
SEQADV 2HXI MET A  -21  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI GLY A  -20  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI SER A  -19  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI SER A  -18  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS A  -17  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS A  -16  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS A  -15  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS A  -14  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS A  -13  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS A  -12  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI SER A  -11  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI SER A  -10  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI GLY A   -9  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI ARG A   -8  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI GLU A   -7  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI ASN A   -6  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI LEU A   -5  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI TYR A   -4  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI PHE A   -3  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI GLN A   -2  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI GLY A   -1  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS A    0  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI MSE A   67  UNP  O87854    MET    67 MODIFIED RESIDUE               
SEQADV 2HXI MSE A  114  UNP  O87854    MET   114 MODIFIED RESIDUE               
SEQADV 2HXI MSE A  115  UNP  O87854    MET   115 MODIFIED RESIDUE               
SEQADV 2HXI GLY A  218  UNP  O87854              CLONING ARTIFACT               
SEQADV 2HXI SER A  219  UNP  O87854              CLONING ARTIFACT               
SEQADV 2HXI MET B  -21  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI GLY B  -20  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI SER B  -19  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI SER B  -18  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS B  -17  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS B  -16  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS B  -15  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS B  -14  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS B  -13  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS B  -12  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI SER B  -11  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI SER B  -10  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI GLY B   -9  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI ARG B   -8  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI GLU B   -7  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI ASN B   -6  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI LEU B   -5  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI TYR B   -4  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI PHE B   -3  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI GLN B   -2  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI GLY B   -1  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI HIS B    0  UNP  O87854              EXPRESSION TAG                 
SEQADV 2HXI MSE B   67  UNP  O87854    MET    67 MODIFIED RESIDUE               
SEQADV 2HXI MSE B  114  UNP  O87854    MET   114 MODIFIED RESIDUE               
SEQADV 2HXI MSE B  115  UNP  O87854    MET   115 MODIFIED RESIDUE               
SEQADV 2HXI GLY B  218  UNP  O87854              CLONING ARTIFACT               
SEQADV 2HXI SER B  219  UNP  O87854              CLONING ARTIFACT               
SEQRES   1 A  241  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 A  241  ARG GLU ASN LEU TYR PHE GLN GLY HIS MET ALA GLY ARG          
SEQRES   3 A  241  ARG ARG TRP SER THR GLU GLN ILE LEU ASP ALA ALA ALA          
SEQRES   4 A  241  GLU LEU LEU LEU ALA GLY ASP ALA GLU THR PHE SER VAL          
SEQRES   5 A  241  ARG LYS LEU ALA ALA SER LEU GLY THR ASP SER SER SER          
SEQRES   6 A  241  LEU TYR ARG HIS PHE ARG ASN LYS THR GLU LEU LEU ARG          
SEQRES   7 A  241  ALA VAL ALA ASP ARG ILE LEU LEU SER ALA MSE ASP GLY          
SEQRES   8 A  241  TYR ARG PRO GLU GLY ASP TRP LYS GLN ARG LEU THR ALA          
SEQRES   9 A  241  VAL ALA LEU ARG LEU ARG GLU SER PHE GLY GLN GLN PRO          
SEQRES  10 A  241  GLN LEU ALA ALA VAL TRP GLY ARG HIS GLY SER GLY GLY          
SEQRES  11 A  241  THR GLY SER ARG LEU MSE MSE GLU GLU VAL LEU GLN ALA          
SEQRES  12 A  241  LEU ARG ALA SER GLY LEU PRO ASP ASP GLU ILE PRO ALA          
SEQRES  13 A  241  ARG TYR HIS ARG LEU VAL ILE LEU ILE SER SER LEU ILE          
SEQRES  14 A  241  THR ALA GLU GLY GLY PHE GLY ALA VAL GLY ALA GLN GLU          
SEQRES  15 A  241  HIS GLU GLN GLY MET GLU GLN PHE ARG VAL ALA VAL LEU          
SEQRES  16 A  241  GLY ALA ASP PRO GLU ARG PHE PRO ALA LEU SER HIS PHE          
SEQRES  17 A  241  ALA ARG GLU ILE ARG PRO LEU GLY ALA ASP ARG GLY ALA          
SEQRES  18 A  241  ALA PHE GLU GLU ILE LEU ALA ALA HIS LEU ALA HIS LEU          
SEQRES  19 A  241  GLU ALA ALA ALA PRO GLY SER                                  
SEQRES   1 B  241  MET GLY SER SER HIS HIS HIS HIS HIS HIS SER SER GLY          
SEQRES   2 B  241  ARG GLU ASN LEU TYR PHE GLN GLY HIS MET ALA GLY ARG          
SEQRES   3 B  241  ARG ARG TRP SER THR GLU GLN ILE LEU ASP ALA ALA ALA          
SEQRES   4 B  241  GLU LEU LEU LEU ALA GLY ASP ALA GLU THR PHE SER VAL          
SEQRES   5 B  241  ARG LYS LEU ALA ALA SER LEU GLY THR ASP SER SER SER          
SEQRES   6 B  241  LEU TYR ARG HIS PHE ARG ASN LYS THR GLU LEU LEU ARG          
SEQRES   7 B  241  ALA VAL ALA ASP ARG ILE LEU LEU SER ALA MSE ASP GLY          
SEQRES   8 B  241  TYR ARG PRO GLU GLY ASP TRP LYS GLN ARG LEU THR ALA          
SEQRES   9 B  241  VAL ALA LEU ARG LEU ARG GLU SER PHE GLY GLN GLN PRO          
SEQRES  10 B  241  GLN LEU ALA ALA VAL TRP GLY ARG HIS GLY SER GLY GLY          
SEQRES  11 B  241  THR GLY SER ARG LEU MSE MSE GLU GLU VAL LEU GLN ALA          
SEQRES  12 B  241  LEU ARG ALA SER GLY LEU PRO ASP ASP GLU ILE PRO ALA          
SEQRES  13 B  241  ARG TYR HIS ARG LEU VAL ILE LEU ILE SER SER LEU ILE          
SEQRES  14 B  241  THR ALA GLU GLY GLY PHE GLY ALA VAL GLY ALA GLN GLU          
SEQRES  15 B  241  HIS GLU GLN GLY MET GLU GLN PHE ARG VAL ALA VAL LEU          
SEQRES  16 B  241  GLY ALA ASP PRO GLU ARG PHE PRO ALA LEU SER HIS PHE          
SEQRES  17 B  241  ALA ARG GLU ILE ARG PRO LEU GLY ALA ASP ARG GLY ALA          
SEQRES  18 B  241  ALA PHE GLU GLU ILE LEU ALA ALA HIS LEU ALA HIS LEU          
SEQRES  19 B  241  GLU ALA ALA ALA PRO GLY SER                                  
MODRES 2HXI MSE A   67  MET  SELENOMETHIONINE                                   
MODRES 2HXI MSE A  114  MET  SELENOMETHIONINE                                   
MODRES 2HXI MSE A  115  MET  SELENOMETHIONINE                                   
MODRES 2HXI MSE B   67  MET  SELENOMETHIONINE                                   
MODRES 2HXI MSE B  114  MET  SELENOMETHIONINE                                   
MODRES 2HXI MSE B  115  MET  SELENOMETHIONINE                                   
HET    MSE  A  67       8                                                       
HET    MSE  A 114       8                                                       
HET    MSE  A 115       8                                                       
HET    MSE  B  67       8                                                       
HET    MSE  B 114       8                                                       
HET    MSE  B 115       8                                                       
HETNAM     MSE SELENOMETHIONINE                                                 
FORMUL   1  MSE    6(C5 H11 N O2 SE)                                            
FORMUL   3  HOH   *442(H2 O)                                                    
HELIX    1   1 SER A    8  LEU A   21  1                                  14    
HELIX    2   2 SER A   29  LEU A   37  1                                   9    
HELIX    3   3 ASP A   40  PHE A   48  1                                   9    
HELIX    4   4 ASN A   50  ASP A   68  1                                  19    
HELIX    5   5 ASP A   75  PHE A   91  1                                  17    
HELIX    6   6 GLN A   94  GLY A  105  1                                  12    
HELIX    7   7 GLY A  108  SER A  125  1                                  18    
HELIX    8   8 PRO A  128  ASP A  130  5                                   3    
HELIX    9   9 GLU A  131  GLY A  151  1                                  21    
HELIX   10  10 PHE A  180  ALA A  187  1                                   8    
HELIX   11  11 ARG A  188  ILE A  190  5                                   3    
HELIX   12  12 ASP A  196  ALA A  216  1                                  21    
HELIX   13  13 SER B    8  ALA B   22  1                                  15    
HELIX   14  14 SER B   29  LEU B   37  1                                   9    
HELIX   15  15 ASP B   40  TYR B   45  1                                   6    
HELIX   16  16 ASN B   50  MSE B   67  1                                  18    
HELIX   17  17 ASP B   75  GLY B   92  1                                  18    
HELIX   18  18 GLN B   94  GLY B  105  1                                  12    
HELIX   19  19 GLY B  108  SER B  125  1                                  18    
HELIX   20  20 PRO B  128  ASP B  130  5                                   3    
HELIX   21  21 GLU B  131  GLY B  152  1                                  22    
HELIX   22  22 PHE B  180  ALA B  187  1                                   8    
HELIX   23  23 ARG B  188  ILE B  190  5                                   3    
HELIX   24  24 ASP B  196  ALA B  216  1                                  21    
LINK         C   ALA A  66                 N   MSE A  67     1555   1555  1.32  
LINK         C   MSE A  67                 N   ASP A  68     1555   1555  1.33  
LINK         C   LEU A 113                 N   MSE A 114     1555   1555  1.34  
LINK         C   MSE A 114                 N   MSE A 115     1555   1555  1.34  
LINK         C   MSE A 115                 N   GLU A 116     1555   1555  1.35  
LINK         C   ALA B  66                 N   MSE B  67     1555   1555  1.34  
LINK         C   MSE B  67                 N   ASP B  68     1555   1555  1.35  
LINK         C   LEU B 113                 N   MSE B 114     1555   1555  1.32  
LINK         C   MSE B 114                 N   MSE B 115     1555   1555  1.35  
LINK         C   MSE B 115                 N   GLU B 116     1555   1555  1.36  
CISPEP   1 GLY A   23    ASP A   24          0         0.89                     
CISPEP   2 GLY B   23    ASP B   24          0         2.93                     
CISPEP   3 ASP B   24    ALA B   25          0        -0.74                     
CRYST1   44.338   94.868   51.835  90.00  95.61  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      0.022554  0.000000  0.002214        0.00000                         
SCALE2      0.000000  0.010541  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.019385        0.00000