HEADER    HYDROLASE                               30-NOV-12   4I7P              
TITLE     T4 LYSOZYME L99A/M102H WITH 4-BROMOIMIDAZOLE BOUND                    
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: LYSOZYME;                                                  
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: ENDOLYSIN, LYSIS PROTEIN, MURAMIDASE;                       
COMPND   5 EC: 3.2.1.17;                                                        
COMPND   6 ENGINEERED: YES;                                                     
COMPND   7 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: ENTEROBACTERIA PHAGE T4;                        
SOURCE   3 ORGANISM_TAXID: 10665;                                               
SOURCE   4 GENE: E;                                                             
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 562;                                        
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   8 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE   9 EXPRESSION_SYSTEM_PLASMID: PET-28                                    
KEYWDS    HYDROLASE                                                             
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.MERSKI,B.K.SHOICHET                                                 
REVDAT   3   20-SEP-23 4I7P    1       REMARK SEQADV LINK                       
REVDAT   2   24-APR-13 4I7P    1       JRNL                                     
REVDAT   1   27-MAR-13 4I7P    0                                                
JRNL        AUTH   M.MERSKI,B.K.SHOICHET                                        
JRNL        TITL   THE IMPACT OF INTRODUCING A HISTIDINE INTO AN APOLAR CAVITY  
JRNL        TITL 2 SITE ON DOCKING AND LIGAND RECOGNITION.                      
JRNL        REF    J.MED.CHEM.                   V.  56  2874 2013              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   23473072                                                     
JRNL        DOI    10.1021/JM301823G                                            
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.7.1_743                                     
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 48.29                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.990                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 96.5                           
REMARK   3   NUMBER OF REFLECTIONS             : 48060                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.180                           
REMARK   3   R VALUE            (WORKING SET) : 0.179                           
REMARK   3   FREE R VALUE                     : 0.204                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 3.990                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1918                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 48.3109 -  3.8556    0.91     3166   130  0.1760 0.1885        
REMARK   3     2  3.8556 -  3.0605    0.94     3213   136  0.1682 0.1840        
REMARK   3     3  3.0605 -  2.6737    0.95     3254   132  0.1868 0.2082        
REMARK   3     4  2.6737 -  2.4292    0.96     3278   134  0.1796 0.2169        
REMARK   3     5  2.4292 -  2.2551    0.96     3324   141  0.1722 0.1901        
REMARK   3     6  2.2551 -  2.1221    0.97     3295   139  0.1709 0.2015        
REMARK   3     7  2.1221 -  2.0159    0.97     3318   135  0.1667 0.2089        
REMARK   3     8  2.0159 -  1.9281    0.97     3314   136  0.1726 0.2144        
REMARK   3     9  1.9281 -  1.8539    0.97     3329   138  0.1704 0.1936        
REMARK   3    10  1.8539 -  1.7899    0.98     3331   139  0.1787 0.1960        
REMARK   3    11  1.7899 -  1.7339    0.98     3313   141  0.1926 0.2363        
REMARK   3    12  1.7339 -  1.6844    0.98     3359   140  0.1949 0.2465        
REMARK   3    13  1.6844 -  1.6400    0.98     3326   139  0.2185 0.2311        
REMARK   3    14  1.6400 -  1.6000    0.98     3322   138  0.2309 0.2431        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.10                                          
REMARK   3   SHRINKAGE RADIUS   : 0.83                                          
REMARK   3   K_SOL              : 0.39                                          
REMARK   3   B_SOL              : 52.24                                         
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.350            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.290           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 19.28                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 14.67                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.72870                                             
REMARK   3    B22 (A**2) : 1.06660                                              
REMARK   3    B33 (A**2) : 0.66200                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.09930                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.013           2966                                  
REMARK   3   ANGLE     :  1.396           4010                                  
REMARK   3   CHIRALITY :  0.085            435                                  
REMARK   3   PLANARITY :  0.007            516                                  
REMARK   3   DIHEDRAL  : 13.096           1107                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: CHAIN A AND RESID -11:210                              
REMARK   3    ORIGIN FOR THE GROUP (A):   6.5138  13.8648  10.1894              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0060 T22:  -0.0251                                     
REMARK   3      T33:   0.0032 T12:   0.0427                                     
REMARK   3      T13:   0.0389 T23:  -0.0384                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.5878 L22:   0.4448                                     
REMARK   3      L33:   0.5257 L12:   0.1960                                     
REMARK   3      L13:   0.3031 L23:  -0.2788                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0909 S12:  -0.2522 S13:   0.2122                       
REMARK   3      S21:   0.0562 S22:   0.0263 S23:   0.1339                       
REMARK   3      S31:  -0.0644 S32:  -0.0864 S33:   1.3677                       
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: CHAIN B AND RESID -9:206                               
REMARK   3    ORIGIN FOR THE GROUP (A):  30.3457  20.4636  -9.3170              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:   0.0422 T22:   0.0314                                     
REMARK   3      T33:   0.0330 T12:  -0.0045                                     
REMARK   3      T13:  -0.0053 T23:  -0.0012                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.3633 L22:   0.3574                                     
REMARK   3      L33:   0.3203 L12:   0.0976                                     
REMARK   3      L13:   0.0049 L23:   0.0867                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0190 S12:   0.0375 S13:  -0.0328                       
REMARK   3      S21:  -0.0098 S22:   0.0324 S23:   0.0094                       
REMARK   3      S31:   0.0803 S32:  -0.0068 S33:   0.1346                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4I7P COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 13-DEC-12.                  
REMARK 100 THE DEPOSITION ID IS D_1000076408.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 09-DEC-10                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 4.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : ALS                                
REMARK 200  BEAMLINE                       : 8.3.1                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.116                              
REMARK 200  MONOCHROMATOR                  : TWO FLAT SI(111) CRYSTALS,         
REMARK 200                                   MOUNTED IN A MODEL DCM FROM KHOZU  
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XSCALE                             
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 48062                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 48.289                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 95.9                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.06600                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 11.9600                            
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) : 1.69                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 98.3                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.36500                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 3.100                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHENIX                                                
REMARK 200 STARTING MODEL: PDB ENTRY 4E97                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 45.12                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.24                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M SODIUM ACETATE, PH 4.5, 30%        
REMARK 280  (W/V) PEG-6000, 0.3 M LISO4, 3% (W/V) TMAO, 50 MM 2-                
REMARK 280  MERCAPTOETHANOL, 50 MM 2-HYDROXYETHYL DISULFIDE, VAPOR DIFFUSION,   
REMARK 280  HANGING DROP, TEMPERATURE 277K                                      
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       37.70000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1, 2                                                    
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: MONOMERIC                         
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                                                                      
REMARK 350 BIOMOLECULE: 2                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: 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   -22                                                      
REMARK 465     GLY A   -21                                                      
REMARK 465     HIS A   -20                                                      
REMARK 465     HIS A   -19                                                      
REMARK 465     HIS A   -18                                                      
REMARK 465     HIS A   -17                                                      
REMARK 465     HIS A   -16                                                      
REMARK 465     HIS A   -15                                                      
REMARK 465     ASP A   -14                                                      
REMARK 465     TYR A   -13                                                      
REMARK 465     ASP A   -12                                                      
REMARK 465     MET B   -22                                                      
REMARK 465     GLY B   -21                                                      
REMARK 465     HIS B   -20                                                      
REMARK 465     HIS B   -19                                                      
REMARK 465     HIS B   -18                                                      
REMARK 465     HIS B   -17                                                      
REMARK 465     HIS B   -16                                                      
REMARK 465     HIS B   -15                                                      
REMARK 465     ASP B   -14                                                      
REMARK 465     TYR B   -13                                                      
REMARK 465     ASP B   -12                                                      
REMARK 465     ILE B   -11                                                      
REMARK 465     PRO B   -10                                                      
REMARK 470                                                                      
REMARK 470 MISSING ATOM                                                         
REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 470 I=INSERTION CODE):                                                   
REMARK 470   M RES CSSEQI  ATOMS                                                
REMARK 470     ILE A -11    CG1  CG2  CD1                                       
REMARK 470     GLU A  -7    CG   CD   OE1  OE2                                  
REMARK 470     LYS A  16    CD   CE   NZ                                        
REMARK 470     LYS A  35    CG   CD   CE   NZ                                   
REMARK 470     GLU B  -7    CG   CD   OE1  OE2                                  
REMARK 470     LYS B  48    CE   NZ                                             
REMARK 470     ARG B 137    CZ   NH1  NH2                                       
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    ILE A  29       79.73   -114.12                                   
REMARK 500    CYS A 142       69.98   -151.32                                   
REMARK 500    CYS B 142       67.36   -152.46                                   
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 BME A 201                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ES3 A 202                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 203                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 204                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 205                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 206                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 207                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 208                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BME A 209                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HED A 210                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE BME B 201                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ES3 B 202                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 203                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 204                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 B 205                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT B 206                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4E97   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN COMPLEXED WITH 2-MERCAPTOETHANOL                    
REMARK 900 RELATED ID: 4EKP   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN COMPLEXED WITH NITROBENZENE                         
REMARK 900 RELATED ID: 4EKQ   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN COMPLEXED WITH NITROPHENOL                          
REMARK 900 RELATED ID: 4EKR   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN COMPLEXED WITH 2-CYANOPHENOL                        
REMARK 900 RELATED ID: 4EKS   RELATED DB: PDB                                   
REMARK 900 THE SAME PROTEIN COMPLEXED WITH ISOXAZOLE                            
DBREF  4I7P A    1   164  UNP    P00720   LYS_BPT4         1    164             
DBREF  4I7P B    1   164  UNP    P00720   LYS_BPT4         1    164             
SEQADV 4I7P MET A  -22  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P GLY A  -21  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P HIS A  -20  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P HIS A  -19  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P HIS A  -18  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P HIS A  -17  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P HIS A  -16  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P HIS A  -15  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P ASP A  -14  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P TYR A  -13  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P ASP A  -12  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P ILE A  -11  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P PRO A  -10  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P THR A   -9  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P THR A   -8  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P GLU A   -7  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P ASN A   -6  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P LEU A   -5  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P TYR A   -4  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P PHE A   -3  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P GLN A   -2  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P GLY A   -1  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P SER A    0  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P CYS A   21  UNP  P00720    THR    21 ENGINEERED MUTATION            
SEQADV 4I7P ASP A   38  UNP  P00720    SER    38 ENGINEERED MUTATION            
SEQADV 4I7P ALA A   99  UNP  P00720    LEU    99 ENGINEERED MUTATION            
SEQADV 4I7P HIS A  102  UNP  P00720    MET   102 ENGINEERED MUTATION            
SEQADV 4I7P VAL A  108  UNP  P00720    GLU   108 ENGINEERED MUTATION            
SEQADV 4I7P VAL A  117  UNP  P00720    SER   117 ENGINEERED MUTATION            
SEQADV 4I7P CYS A  142  UNP  P00720    THR   142 ENGINEERED MUTATION            
SEQADV 4I7P ASP A  144  UNP  P00720    ASN   144 ENGINEERED MUTATION            
SEQADV 4I7P MET B  -22  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P GLY B  -21  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P HIS B  -20  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P HIS B  -19  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P HIS B  -18  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P HIS B  -17  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P HIS B  -16  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P HIS B  -15  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P ASP B  -14  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P TYR B  -13  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P ASP B  -12  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P ILE B  -11  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P PRO B  -10  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P THR B   -9  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P THR B   -8  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P GLU B   -7  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P ASN B   -6  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P LEU B   -5  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P TYR B   -4  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P PHE B   -3  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P GLN B   -2  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P GLY B   -1  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P SER B    0  UNP  P00720              EXPRESSION TAG                 
SEQADV 4I7P CYS B   21  UNP  P00720    THR    21 ENGINEERED MUTATION            
SEQADV 4I7P ASP B   38  UNP  P00720    SER    38 ENGINEERED MUTATION            
SEQADV 4I7P ALA B   99  UNP  P00720    LEU    99 ENGINEERED MUTATION            
SEQADV 4I7P HIS B  102  UNP  P00720    MET   102 ENGINEERED MUTATION            
SEQADV 4I7P VAL B  108  UNP  P00720    GLU   108 ENGINEERED MUTATION            
SEQADV 4I7P VAL B  117  UNP  P00720    SER   117 ENGINEERED MUTATION            
SEQADV 4I7P CYS B  142  UNP  P00720    THR   142 ENGINEERED MUTATION            
SEQADV 4I7P ASP B  144  UNP  P00720    ASN   144 ENGINEERED MUTATION            
SEQRES   1 A  187  MET GLY HIS HIS HIS HIS HIS HIS ASP TYR ASP ILE PRO          
SEQRES   2 A  187  THR THR GLU ASN LEU TYR PHE GLN GLY SER MET ASN ILE          
SEQRES   3 A  187  PHE GLU MET LEU ARG ILE ASP GLU GLY LEU ARG LEU LYS          
SEQRES   4 A  187  ILE TYR LYS ASP CYS GLU GLY TYR TYR THR ILE GLY ILE          
SEQRES   5 A  187  GLY HIS LEU LEU THR LYS SER PRO ASP LEU ASN ALA ALA          
SEQRES   6 A  187  LYS SER GLU LEU ASP LYS ALA ILE GLY ARG ASN CYS ASN          
SEQRES   7 A  187  GLY VAL ILE THR LYS ASP GLU ALA GLU LYS LEU PHE ASN          
SEQRES   8 A  187  GLN ASP VAL ASP ALA ALA VAL ARG GLY ILE LEU ARG ASN          
SEQRES   9 A  187  ALA LYS LEU LYS PRO VAL TYR ASP SER LEU ASP ALA VAL          
SEQRES  10 A  187  ARG ARG CYS ALA ALA ILE ASN HIS VAL PHE GLN MET GLY          
SEQRES  11 A  187  VAL THR GLY VAL ALA GLY PHE THR ASN VAL LEU ARG MET          
SEQRES  12 A  187  LEU GLN GLN LYS ARG TRP ASP GLU ALA ALA VAL ASN LEU          
SEQRES  13 A  187  ALA LYS SER ARG TRP TYR ASN GLN CYS PRO ASP ARG ALA          
SEQRES  14 A  187  LYS ARG VAL ILE THR THR PHE ARG THR GLY THR TRP ASP          
SEQRES  15 A  187  ALA TYR LYS ASN LEU                                          
SEQRES   1 B  187  MET GLY HIS HIS HIS HIS HIS HIS ASP TYR ASP ILE PRO          
SEQRES   2 B  187  THR THR GLU ASN LEU TYR PHE GLN GLY SER MET ASN ILE          
SEQRES   3 B  187  PHE GLU MET LEU ARG ILE ASP GLU GLY LEU ARG LEU LYS          
SEQRES   4 B  187  ILE TYR LYS ASP CYS GLU GLY TYR TYR THR ILE GLY ILE          
SEQRES   5 B  187  GLY HIS LEU LEU THR LYS SER PRO ASP LEU ASN ALA ALA          
SEQRES   6 B  187  LYS SER GLU LEU ASP LYS ALA ILE GLY ARG ASN CYS ASN          
SEQRES   7 B  187  GLY VAL ILE THR LYS ASP GLU ALA GLU LYS LEU PHE ASN          
SEQRES   8 B  187  GLN ASP VAL ASP ALA ALA VAL ARG GLY ILE LEU ARG ASN          
SEQRES   9 B  187  ALA LYS LEU LYS PRO VAL TYR ASP SER LEU ASP ALA VAL          
SEQRES  10 B  187  ARG ARG CYS ALA ALA ILE ASN HIS VAL PHE GLN MET GLY          
SEQRES  11 B  187  VAL THR GLY VAL ALA GLY PHE THR ASN VAL LEU ARG MET          
SEQRES  12 B  187  LEU GLN GLN LYS ARG TRP ASP GLU ALA ALA VAL ASN LEU          
SEQRES  13 B  187  ALA LYS SER ARG TRP TYR ASN GLN CYS PRO ASP ARG ALA          
SEQRES  14 B  187  LYS ARG VAL ILE THR THR PHE ARG THR GLY THR TRP ASP          
SEQRES  15 B  187  ALA TYR LYS ASN LEU                                          
HET    BME  A 201       4                                                       
HET    ES3  A 202       6                                                       
HET    SO4  A 203       5                                                       
HET    SO4  A 204       5                                                       
HET    SO4  A 205       5                                                       
HET    SO4  A 206       5                                                       
HET    SO4  A 207       5                                                       
HET    SO4  A 208       5                                                       
HET    BME  A 209       4                                                       
HET    HED  A 210       8                                                       
HET    BME  B 201       4                                                       
HET    ES3  B 202       6                                                       
HET    SO4  B 203       5                                                       
HET    SO4  B 204       5                                                       
HET    SO4  B 205       5                                                       
HET    ACT  B 206       4                                                       
HETNAM     BME BETA-MERCAPTOETHANOL                                             
HETNAM     ES3 4-BROMO-1H-IMIDAZOLE                                             
HETNAM     SO4 SULFATE ION                                                      
HETNAM     HED 2-HYDROXYETHYL DISULFIDE                                         
HETNAM     ACT ACETATE ION                                                      
FORMUL   3  BME    3(C2 H6 O S)                                                 
FORMUL   4  ES3    2(C3 H3 BR N2)                                               
FORMUL   5  SO4    9(O4 S 2-)                                                   
FORMUL  12  HED    C4 H10 O2 S2                                                 
FORMUL  18  ACT    C2 H3 O2 1-                                                  
FORMUL  19  HOH   *285(H2 O)                                                    
HELIX    1   1 THR A   -9  MET A    1  1                                  11    
HELIX    2   2 ASN A    2  GLY A   12  1                                  11    
HELIX    3   3 ASP A   38  GLY A   51  1                                  14    
HELIX    4   4 THR A   59  ARG A   80  1                                  22    
HELIX    5   5 LYS A   83  LEU A   91  1                                   9    
HELIX    6   6 ASP A   92  GLY A  107  1                                  16    
HELIX    7   7 GLY A  107  GLY A  113  1                                   7    
HELIX    8   8 PHE A  114  GLN A  123  1                                  10    
HELIX    9   9 ARG A  125  ALA A  134  1                                  10    
HELIX   10  10 SER A  136  CYS A  142  1                                   7    
HELIX   11  11 CYS A  142  GLY A  156  1                                  15    
HELIX   12  12 TRP A  158  LYS A  162  5                                   5    
HELIX   13  13 THR B   -8  MET B    1  1                                  10    
HELIX   14  14 ASN B    2  GLY B   12  1                                  11    
HELIX   15  15 ASP B   38  GLY B   51  1                                  14    
HELIX   16  16 THR B   59  ARG B   80  1                                  22    
HELIX   17  17 LYS B   83  LEU B   91  1                                   9    
HELIX   18  18 ASP B   92  GLY B  107  1                                  16    
HELIX   19  19 GLY B  107  GLY B  113  1                                   7    
HELIX   20  20 PHE B  114  GLN B  123  1                                  10    
HELIX   21  21 ARG B  125  ALA B  134  1                                  10    
HELIX   22  22 SER B  136  CYS B  142  1                                   7    
HELIX   23  23 CYS B  142  GLY B  156  1                                  15    
HELIX   24  24 TRP B  158  LYS B  162  5                                   5    
SHEET    1   A 3 ARG A  14  LYS A  19  0                                        
SHEET    2   A 3 TYR A  25  GLY A  28 -1  O  THR A  26   N  TYR A  18           
SHEET    3   A 3 HIS A  31  LEU A  32 -1  O  HIS A  31   N  ILE A  27           
SHEET    1   B 3 ARG B  14  LYS B  19  0                                        
SHEET    2   B 3 TYR B  25  GLY B  28 -1  O  THR B  26   N  TYR B  18           
SHEET    3   B 3 HIS B  31  THR B  34 -1  O  LEU B  33   N  TYR B  25           
SSBOND   1 CYS A   21    CYS A  142                          1555   1555  2.02  
SSBOND   2 CYS B   21    CYS B  142                          1555   1555  2.02  
LINK         SG  CYS A  97                 S2  BME A 201     1555   1555  2.10  
LINK         SG  CYS B  97                 S2  BME B 201     1555   1555  2.08  
SITE     1 AC1  4 ILE A   3  ALA A  93  CYS A  97  HOH A 402                    
SITE     1 AC2  7 LEU A  84  ALA A  99  HIS A 102  VAL A 111                    
SITE     2 AC2  7 LEU A 118  LEU A 121  PHE A 153                               
SITE     1 AC3  4 ARG A  14  LEU A  15  LYS A  16  HOH A 316                    
SITE     1 AC4  6 GLY A  30  HIS A  31  LEU A  32  ASP A  70                    
SITE     2 AC4  6 PHE A 104  HOH A 421                                          
SITE     1 AC5  5 ARG A  76  ARG A  80  SO4 A 208  HOH A 425                    
SITE     2 AC5  5 LYS B 135                                                     
SITE     1 AC6  2 ARG A 119  ARG A 125                                          
SITE     1 AC7  6 THR A 151  ARG A 154  HOH A 410  HOH A 437                    
SITE     2 AC7  6 HOH A 438  THR B 109                                          
SITE     1 AC8  4 ARG A  76  ARG A  80  SO4 A 205  HOH A 332                    
SITE     1 AC9  6 PHE A  -3  TYR A 161  CYS B  54  ASN B  55                    
SITE     2 AC9  6 HOH B 343  HOH B 344                                          
SITE     1 BC1  6 THR A 109  HOH A 358  THR B 151  ARG B 154                    
SITE     2 BC1  6 HOH B 328  HOH B 364                                          
SITE     1 BC2  1 CYS B  97                                                     
SITE     1 BC3  7 LEU B  84  ALA B  99  HIS B 102  VAL B 111                    
SITE     2 BC3  7 LEU B 118  LEU B 121  PHE B 153                               
SITE     1 BC4  2 ARG B 119  ARG B 125                                          
SITE     1 BC5  6 GLY B  30  HIS B  31  LEU B  32  ASP B  70                    
SITE     2 BC5  6 PHE B 104  HOH B 419                                          
SITE     1 BC6  2 ARG B  76  ARG B  80                                          
SITE     1 BC7  3 LEU B  15  LYS B  16  HOH B 400                               
CRYST1   48.370   75.400   52.700  90.00  93.32  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      0.020674  0.000000  0.001198        0.00000                         
SCALE2      0.000000  0.013263  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.019007        0.00000