HEADER    STRUCTURAL GENOMICS                     05-APR-01   1IE0              
TITLE     CRYSTAL STRUCTURE OF LUXS                                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: AUTOINDUCER-2 PRODUCTION PROTEIN LUXS;                     
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: AI-2 SYNTHESIS PROTEIN;                                     
COMPND   5 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BACILLUS SUBTILIS;                              
SOURCE   3 ORGANISM_TAXID: 1423;                                                
SOURCE   4 GENE: LUXS;                                                          
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3);                       
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET29                                     
KEYWDS    FOUR STRANDED ANTIPARALLEL BETA SHEET, CYSTEINE-SULFONIC ACID,        
KEYWDS   2 STRUCTURAL GENOMICS                                                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.T.HILGERS,M.L.LUDWIG                                                
REVDAT   3   13-JUL-11 1IE0    1       VERSN                                    
REVDAT   2   24-FEB-09 1IE0    1       VERSN                                    
REVDAT   1   03-OCT-01 1IE0    0                                                
JRNL        AUTH   M.T.HILGERS,M.L.LUDWIG                                       
JRNL        TITL   CRYSTAL STRUCTURE OF THE QUORUM-SENSING PROTEIN LUXS REVEALS 
JRNL        TITL 2 A CATALYTIC METAL SITE.                                      
JRNL        REF    PROC.NATL.ACAD.SCI.USA        V.  98 11169 2001              
JRNL        REFN                   ISSN 0027-8424                               
JRNL        PMID   11553770                                                     
JRNL        DOI    10.1073/PNAS.191223098                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS 1.0                                              
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : MAXIMUM LIKELIHOOD                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 20.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 91.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 21965                          
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 SET) : 0.174                           
REMARK   3   FREE R VALUE                     : 0.209                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 2203                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.67                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : NULL                         
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1290                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3365                       
REMARK   3   BIN FREE R VALUE                    : 0.3810                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : NULL                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 134                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 1237                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 7                                       
REMARK   3   SOLVENT ATOMS            : 187                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 24.40                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 24.30                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.93600                                             
REMARK   3    B22 (A**2) : -1.93600                                             
REMARK   3    B33 (A**2) : 3.87200                                              
REMARK   3    B12 (A**2) : -2.27900                                             
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : NULL                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : NULL                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : NULL                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : NULL                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.016                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.82                            
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : NULL                            
REMARK   3   IMPROPER ANGLES        (DEGREES) : NULL                            
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : ISOTROPIC                                 
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : 3.030 ; 1.500                
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : 5.090 ; 2.000                
REMARK   3   SIDE-CHAIN BOND              (A**2) : 3.710 ; 2.000                
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : 6.520 ; 2.500                
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : 0.40                                                 
REMARK   3   BSOL        : 63.20                                                
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : GOL.PAR                                        
REMARK   3  PARAMETER FILE  3  : WATER_REP.PARAM                                
REMARK   3  PARAMETER FILE  4  : ION.PARAM                                      
REMARK   3  PARAMETER FILE  5  : CYO.PAR                                        
REMARK   3  PARAMETER FILE  6  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : GOL.TOP                                        
REMARK   3  TOPOLOGY FILE  3   : WATER.TOP                                      
REMARK   3  TOPOLOGY FILE  4   : ION.TOP                                        
REMARK   3  TOPOLOGY FILE  5   : CYO.TOP                                        
REMARK   3  TOPOLOGY FILE  6   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: MEASURED REFLECTIONS WITH |F| = 0 NOT     
REMARK   3  USED IN REFINEMENT.                                                 
REMARK   4                                                                      
REMARK   4 1IE0 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-APR-01.                  
REMARK 100 THE RCSB ID CODE IS RCSB013192.                                      
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 22-AUG-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 140                                
REMARK 200  PH                             : 8.0                                
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                             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : YALE MIRRORS                       
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV                    
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 23431                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 20.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 98.0                               
REMARK 200  DATA REDUNDANCY                : 8.000                              
REMARK 200  R MERGE                    (I) : 0.06300                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 30.5000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.66                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 92.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 10.00                              
REMARK 200  R MERGE FOR SHELL          (I) : 0.35700                            
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: MIR                          
REMARK 200 SOFTWARE USED: SOLVE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 46.20                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.40                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: AMMONIUM SULFATE, TRIS-HCL, PH 8.0,      
REMARK 280  VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K                     
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/6                                            
REMARK 290       6555   X-Y,X,Z+5/6                                             
REMARK 290       7555   Y,X,-Z+2/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+1/3                                          
REMARK 290      10555   -Y,-X,-Z+1/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+5/6                                            
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000      100.09333            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       50.04667            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       75.07000            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       25.02333            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000      125.11667            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000      100.09333            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000       50.04667            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       25.02333            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       75.07000            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000      125.11667            
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: THE SECOND PART OF THE BIOLOGICAL ASSEMBLY (DIMER) IS        
REMARK 300 GENERATED BY THE CRYSTALLOGRAPHIC TWO FOLD.                          
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,PQS                                              
REMARK 350 TOTAL BURIED SURFACE AREA: 4930 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 12360 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -97.0 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   BIOMT1   2  0.500000 -0.866025  0.000000       31.36600            
REMARK 350   BIOMT2   2 -0.866025 -0.500000  0.000000       54.32751            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      175.16333            
REMARK 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A     1                                                      
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    HOH A  1185     O    HOH A  1186              1.94            
REMARK 500   OE2  GLU A     5     O    HOH A  1169              2.13            
REMARK 500   O    HOH A  1016     O    HOH A  1095              2.16            
REMARK 500   OD1  OCS A    84     O    HOH A  1081              2.17            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   NH1  ARG A   142     O    HOH A  1113     8566     2.00            
REMARK 500   O    HOH A  1173     O    HOH A  1173    10666     2.15            
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    VAL A   4      -26.75    -29.90                                   
REMARK 500    GLN A 128       75.07   -157.51                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A1160        DISTANCE =  5.09 ANGSTROMS                       
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A1001  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 CYS A 126   SG                                                     
REMARK 620 2 HIS A  54   NE2 105.0                                              
REMARK 620 3 HOH A1002   O   116.3 112.7                                        
REMARK 620 4 HIS A  58   NE2 116.3 104.6 101.6                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 1001                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 301                 
DBREF  1IE0 A    1   157  UNP    O34667   LUXS_BACSU       1    157             
SEQADV 1IE0 OCS A   84  UNP  O34667    CYS    84 MODIFIED RESIDUE               
SEQRES   1 A  157  MET PRO SER VAL GLU SER PHE GLU LEU ASP HIS ASN ALA          
SEQRES   2 A  157  VAL VAL ALA PRO TYR VAL ARG HIS CYS GLY VAL HIS LYS          
SEQRES   3 A  157  VAL GLY THR ASP GLY VAL VAL ASN LYS PHE ASP ILE ARG          
SEQRES   4 A  157  PHE CYS GLN PRO ASN LYS GLN ALA MET LYS PRO ASP THR          
SEQRES   5 A  157  ILE HIS THR LEU GLU HIS LEU LEU ALA PHE THR ILE ARG          
SEQRES   6 A  157  SER HIS ALA GLU LYS TYR ASP HIS PHE ASP ILE ILE ASP          
SEQRES   7 A  157  ILE SER PRO MET GLY OCS GLN THR GLY TYR TYR LEU VAL          
SEQRES   8 A  157  VAL SER GLY GLU PRO THR SER ALA GLU ILE VAL ASP LEU          
SEQRES   9 A  157  LEU GLU ASP THR MET LYS GLU ALA VAL GLU ILE THR GLU          
SEQRES  10 A  157  ILE PRO ALA ALA ASN GLU LYS GLN CYS GLY GLN ALA LYS          
SEQRES  11 A  157  LEU HIS ASP LEU GLU GLY ALA LYS ARG LEU MET ARG PHE          
SEQRES  12 A  157  TRP LEU SER GLN ASP LYS GLU GLU LEU LEU LYS VAL PHE          
SEQRES  13 A  157  GLY                                                          
MODRES 1IE0 OCS A   84  CYS  CYSTEINESULFONIC ACID                              
HET    OCS  A  84       9                                                       
HET     ZN  A1001       1                                                       
HET    GOL  A 301       6                                                       
HETNAM     OCS CYSTEINESULFONIC ACID                                            
HETNAM      ZN ZINC ION                                                         
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   1  OCS    C3 H7 N O5 S                                                 
FORMUL   2   ZN    ZN 2+                                                        
FORMUL   3  GOL    C3 H8 O3                                                     
FORMUL   4  HOH   *187(H2 O)                                                    
HELIX    1   1 SER A    3  LEU A    9  5                                   7    
HELIX    2   2 LYS A   49  GLU A   69  1                                  21    
HELIX    3   3 THR A   97  VAL A  113  1                                  17    
HELIX    4   4 ASP A  133  SER A  146  1                                  14    
HELIX    5   5 ASP A  148  LEU A  153  1                                   6    
SHEET    1   A 4 TYR A  18  VAL A  27  0                                        
SHEET    2   A 4 GLY A  31  ARG A  39 -1  O  GLY A  31   N  VAL A  27           
SHEET    3   A 4 GLY A  87  GLY A  94 -1  O  TYR A  88   N  ILE A  38           
SHEET    4   A 4 PHE A  74  PRO A  81 -1  O  ASP A  75   N  SER A  93           
LINK         C   GLY A  83                 N   OCS A  84     1555   1555  1.34  
LINK         C   OCS A  84                 N   GLN A  85     1555   1555  1.33  
LINK        ZN    ZN A1001                 SG  CYS A 126     1555   1555  2.27  
LINK        ZN    ZN A1001                 NE2 HIS A  54     1555   1555  2.06  
LINK        ZN    ZN A1001                 O   HOH A1002     1555   1555  1.93  
LINK        ZN    ZN A1001                 NE2 HIS A  58     1555   1555  2.13  
CISPEP   1 ALA A   16    PRO A   17          0        -0.57                     
SITE     1 AC1  4 HIS A  54  HIS A  58  CYS A 126  HOH A1002                    
SITE     1 AC2 10 VAL A  32  PHE A  40  CYS A  41  GLN A  46                    
SITE     2 AC2 10 GLU A  95  LEU A 140  PHE A 143  HOH A1018                    
SITE     3 AC2 10 HOH A1034  HOH A1155                                          
CRYST1   62.732   62.732  150.140  90.00  90.00 120.00 P 65 2 2     12          
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      0.015941  0.009203  0.000000        0.00000                         
SCALE2      0.000000  0.018407  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.006660        0.00000