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Database: PDB
Entry: 1QF1
LinkDB: 1QF1
Original site: 1QF1 
HEADER    HYDROLASE                               06-APR-99   1QF1              
TITLE     THERMOLYSIN (E.C.3.4.24.27) COMPLEXED WITH (2-SULPHANYLHEPTANOYL)-PHE-
TITLE    2 ALA. PARAMETERS FOR ZN-BIDENTATION OF MERCAPTOACYLDIPEPTIDES IN      
TITLE    3 METALLOENDOPEPTIDASE                                                 
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROTEIN (THERMOLYSIN);                                     
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 3.4.24.27                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: BACILLUS THERMOPROTEOLYTICUS;                   
SOURCE   3 ORGANISM_TAXID: 1427                                                 
KEYWDS    NEUTRAL ENDOPEPTIDASE, ZN METALLOPEPTIDASE, HYDROLASE                 
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.-F.GAUCHER,M.SELKTI,G.TIRABOSCHI,T.PRANGE,B.P.ROQUES,A.TOMAS,       
AUTHOR   2 M.C.FOURNIE-ZALUSKI                                                  
REVDAT   6   16-AUG-23 1QF1    1       REMARK LINK                              
REVDAT   5   20-NOV-19 1QF1    1       JRNL                                     
REVDAT   4   31-JAN-18 1QF1    1       JRNL                                     
REVDAT   3   24-FEB-09 1QF1    1       VERSN                                    
REVDAT   2   01-APR-03 1QF1    1       JRNL                                     
REVDAT   1   29-DEC-99 1QF1    0                                                
JRNL        AUTH   J.F.GAUCHER,M.SELKTI,G.TIRABOSCHI,T.PRANGE,B.P.ROQUES,       
JRNL        AUTH 2 A.TOMAS,M.C.FOURNIE-ZALUSKI                                  
JRNL        TITL   CRYSTAL STRUCTURES OF ALPHA-MERCAPTOACYLDIPEPTIDES IN THE    
JRNL        TITL 2 THERMOLYSIN ACTIVE SITE: STRUCTURAL PARAMETERS FOR A ZN      
JRNL        TITL 3 MONODENTATION OR BIDENTATION IN METALLOENDOPEPTIDASES.       
JRNL        REF    BIOCHEMISTRY                  V.  38 12569 1999              
JRNL        REFN                   ISSN 0006-2960                               
JRNL        PMID   10504225                                                     
JRNL        DOI    10.1021/BI991043Z                                            
REMARK   1                                                                      
REMARK   1 REFERENCE 1                                                          
REMARK   1  AUTH   M.C.FOURNIE-ZALUSKI,P.CORIC,V.THERY,W.GONZALEZ,H.MEUDAL,     
REMARK   1  AUTH 2 S.TURCAUD,J.B.MICHEL,B.P.ROQUES                              
REMARK   1  TITL   DESIGN OF ORALLY ACTIVE DUAL INHIBITORS OF NEUTRAL           
REMARK   1  TITL 2 ENDOPEPTIDASE AND ANGIOTENSIN-CONVERTING ENZYME WITH LONG    
REMARK   1  TITL 3 DURATION OF ACTION.                                          
REMARK   1  REF    J.MED.CHEM.                   V.  39  2594 1996              
REMARK   1  REFN                   ISSN 0022-2623                               
REMARK   1  PMID   8691458                                                      
REMARK   1  DOI    10.1021/JM950783C                                            
REMARK   1 REFERENCE 2                                                          
REMARK   1  AUTH   P.CORIC,S.TURCAUD,H.MEUDAL,B.P.ROQUES,M.C.FOURNIE-ZALUSKI    
REMARK   1  TITL   OPTIMAL RECOGNITION OF NEUTRAL ENDOPEPTIDASE AND             
REMARK   1  TITL 2 ANGIOTENSIN-CONVERTING ENZYME ACTIVE SITES BY                
REMARK   1  TITL 3 MERCAPTOACYLDIPEPTIDES AS A MEANS TO DESIGN POTENT DUAL      
REMARK   1  TITL 4 INHIBITORS.                                                  
REMARK   1  REF    J.MED.CHEM.                   V.  39  1210 1996              
REMARK   1  REFN                   ISSN 0022-2623                               
REMARK   1  PMID   8632427                                                      
REMARK   1  DOI    10.1021/JM950590P                                            
REMARK   1 REFERENCE 3                                                          
REMARK   1  AUTH   D.R.HOLLAND,A.C.HAUSRATH,D.JUERS,B.W.MATTHEWS                
REMARK   1  TITL   STRUCTURAL ANALYSIS OF ZINC SUBSTITUTIONS IN THE ACTIVE SITE 
REMARK   1  TITL 2 OF THERMOLYSIN.                                              
REMARK   1  REF    PROTEIN SCI.                  V.   4  1955 1995              
REMARK   1  REFN                   ISSN 0961-8368                               
REMARK   1  PMID   8535232                                                      
REMARK   1  DOI    10.1002/PRO.5560041001                                       
REMARK   1 REFERENCE 4                                                          
REMARK   1  AUTH   B.W.MATTHEWS,J.N.JANSONIUS,P.M.COLMAN,B.P.SCHOENBORN,        
REMARK   1  AUTH 2 D.DUPOURQUE                                                  
REMARK   1  TITL   THREE-DIMENSIONAL STRUCTURE OF THERMOLYSIN.                  
REMARK   1  REF    NATURE NEW BIOL.              V. 238    37 1972              
REMARK   1  REFN                   ISSN 0369-4887                               
REMARK   1  PMID   18663849                                                     
REMARK   1  DOI    10.1038/NEWBIO238037A0                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : X-PLOR 3.1                                           
REMARK   3   AUTHORS     : BRUNGER                                              
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 10.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : 100000.000                     
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : 0.0000                         
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 96.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 22425                          
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) : 0.165                           
REMARK   3   FREE R VALUE                     : 0.224                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 10.000                          
REMARK   3   FREE R VALUE TEST SET COUNT      : 2323                            
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : 0.005                           
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 8                            
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.09                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 94.40                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 2687                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1990                       
REMARK   3   BIN FREE R VALUE                    : 0.2500                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 10.00                        
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 252                          
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : 0.016                        
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2432                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 39                                      
REMARK   3   SOLVENT ATOMS            : 204                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 16.60                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 10.80                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : NULL                                                 
REMARK   3    B22 (A**2) : NULL                                                 
REMARK   3    B33 (A**2) : NULL                                                 
REMARK   3    B12 (A**2) : NULL                                                 
REMARK   3    B13 (A**2) : NULL                                                 
REMARK   3    B23 (A**2) : NULL                                                 
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : NULL                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.16                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 5.00                            
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) : 0.008                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.380                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 23.74                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.145                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : RESTRAINED                                
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.    RMS    SIGMA                
REMARK   3   MAIN-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   MAIN-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN BOND              (A**2) : NULL  ; NULL                 
REMARK   3   SIDE-CHAIN ANGLE             (A**2) : NULL  ; NULL                 
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  : PARHCSDX.PRO                                   
REMARK   3  PARAMETER FILE  2  : PARAM19.ION                                    
REMARK   3  PARAMETER FILE  3  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : TOPHCSDX.PRO                                   
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3  TOPOLOGY FILE  3   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:                                           
REMARK   3  THE WHOLE SET OF DATA WAS USED FOR THE LAST STEPS OF REFINEMENT     
REMARK   3  (ENERGY                                                             
REMARK   3  MINIMIZATION, B-REFINEMENT). CONSEQUENTLY FREE RVALUE WAS           
REMARK   3  CALCULATED BEFORE                                                   
REMARK   3  THIS STEPS.                                                         
REMARK   4                                                                      
REMARK   4 1QF1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 07-APR-99.                  
REMARK 100 THE DEPOSITION ID IS D_1000000791.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : JUN-97                             
REMARK 200  TEMPERATURE           (KELVIN) : 278                                
REMARK 200  PH                             : 8.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : LURE                               
REMARK 200  BEAMLINE                       : DW32                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.97                               
REMARK 200  MONOCHROMATOR                  : MIRRORS                            
REMARK 200  OPTICS                         : MIRRORS                            
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : MARRESEARCH                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : CCP4 (SCALA)                       
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 23624                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 23.400                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 3.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.2                               
REMARK 200  DATA REDUNDANCY                : 3.400                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : 0.09300                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 8.0000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.23                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 99.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 3.50                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : 0.26000                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.900                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: X-PLOR                                                
REMARK 200 STARTING MODEL: PDB ENTRY 1LNF                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.35                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PH 8.0                                   
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 61 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+1/3                                            
REMARK 290       3555   -X+Y,-X,Z+2/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+5/6                                            
REMARK 290       6555   X-Y,X,Z+1/6                                             
REMARK 290       7555   Y,X,-Z+1/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+2/3                                          
REMARK 290      10555   -Y,-X,-Z+5/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+1/6                                            
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       43.94000            
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       87.88000            
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       65.91000            
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      109.85000            
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       21.97000            
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       43.94000            
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       87.88000            
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      109.85000            
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       65.91000            
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       21.97000            
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: 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 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    SER A  25       82.13   -167.65                                   
REMARK 500    THR A  26      -55.18     78.37                                   
REMARK 500    PHE A  62       67.74   -119.33                                   
REMARK 500    SER A  92     -175.85     63.67                                   
REMARK 500    SER A 107     -163.77     60.03                                   
REMARK 500    ASN A 111       57.16    -90.71                                   
REMARK 500    SER A 118      -33.38   -131.83                                   
REMARK 500    THR A 152      -98.97   -119.46                                   
REMARK 500    ASN A 159     -138.70     54.98                                   
REMARK 500    THR A 194       79.40     36.57                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 600                                                                      
REMARK 600 HETEROGEN                                                            
REMARK 600                                                                      
REMARK 600 CATALYTIC ZN                                                         
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                              CA A 323  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A  57   OD1                                                    
REMARK 620 2 ASP A  57   OD2  51.5                                              
REMARK 620 3 ASP A  59   OD1 119.8  69.4                                        
REMARK 620 4 GLN A  61   O    99.4  88.3  88.5                                  
REMARK 620 5 HOH A 327   O    84.2 133.8 156.0  86.7                            
REMARK 620 6 HOH A 333   O    83.5  89.3  85.4 173.9  99.0                      
REMARK 620 7 HOH A 356   O   155.4 149.1  80.0  95.4  77.1  83.8                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 321  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 138   OD2                                                    
REMARK 620 2 GLU A 177   OE1  80.4                                              
REMARK 620 3 GLU A 177   OE2 126.8  47.9                                        
REMARK 620 4 ASP A 185   OD1 160.7 118.9  72.0                                  
REMARK 620 5 GLU A 187   O    87.3 147.3 142.1  76.5                            
REMARK 620 6 GLU A 190   OE1  83.6 130.3 117.8  82.6  77.5                      
REMARK 620 7 GLU A 190   OE2  98.0  85.2  70.1  83.7 126.7  50.9                
REMARK 620 8 HOH A 329   O   101.3  75.6  79.8  85.5  77.3 154.1 149.9          
REMARK 620 N                    1     2     3     4     5     6     7           
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 320  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 142   NE2                                                    
REMARK 620 2 HIS A 146   NE2  92.3                                              
REMARK 620 3 GLU A 166   OE2 114.3  90.2                                        
REMARK 620 4 TI1 A 317   SG  119.9  95.5 125.1                                  
REMARK 620 5 TI1 A 317   O1   93.7 172.3  91.8  77.2                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 322  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLU A 177   OE2                                                    
REMARK 620 2 ASN A 183   O    89.1                                              
REMARK 620 3 ASP A 185   OD2  89.5  91.8                                        
REMARK 620 4 GLU A 190   OE2  83.3 170.6  82.6                                  
REMARK 620 5 HOH A 337   O    83.9  92.5 172.1  92.2                            
REMARK 620 6 HOH A 378   O   175.2  92.3  95.0  95.7  91.4                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 324  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 TYR A 193   O                                                      
REMARK 620 2 THR A 194   O    74.9                                              
REMARK 620 3 THR A 194   OG1  79.0  68.0                                        
REMARK 620 4 ILE A 197   O   153.3  81.7 104.1                                  
REMARK 620 5 ASP A 200   OD1 127.3 132.7  76.0  78.3                            
REMARK 620 6 HOH A 343   O    83.7 149.0 129.8 111.8  78.3                      
REMARK 620 7 HOH A 384   O    82.9  77.8 144.4  79.8 138.1  77.4                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: ZN                                                  
REMARK 800 EVIDENCE_CODE: AUTHOR                                                
REMARK 800 SITE_DESCRIPTION: ZN BINDING SITE                                    
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 320                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 321                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 322                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 323                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 324                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE TI1 A 317                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DMS A 325                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DMS A 326                 
DBREF  1QF1 A    1   316  UNP    P00800   THER_BACTH       1    316             
SEQRES   1 A  316  ILE THR GLY THR SER THR VAL GLY VAL GLY ARG GLY VAL          
SEQRES   2 A  316  LEU GLY ASP GLN LYS ASN ILE ASN THR THR TYR SER THR          
SEQRES   3 A  316  TYR TYR TYR LEU GLN ASP ASN THR ARG GLY ASP GLY ILE          
SEQRES   4 A  316  PHE THR TYR ASP ALA LYS TYR ARG THR THR LEU PRO GLY          
SEQRES   5 A  316  SER LEU TRP ALA ASP ALA ASP ASN GLN PHE PHE ALA SER          
SEQRES   6 A  316  TYR ASP ALA PRO ALA VAL ASP ALA HIS TYR TYR ALA GLY          
SEQRES   7 A  316  VAL THR TYR ASP TYR TYR LYS ASN VAL HIS ASN ARG LEU          
SEQRES   8 A  316  SER TYR ASP GLY ASN ASN ALA ALA ILE ARG SER SER VAL          
SEQRES   9 A  316  HIS TYR SER GLN GLY TYR ASN ASN ALA PHE TRP ASN GLY          
SEQRES  10 A  316  SER GLU MET VAL TYR GLY ASP GLY ASP GLY GLN THR PHE          
SEQRES  11 A  316  ILE PRO LEU SER GLY GLY ILE ASP VAL VAL ALA HIS GLU          
SEQRES  12 A  316  LEU THR HIS ALA VAL THR ASP TYR THR ALA GLY LEU ILE          
SEQRES  13 A  316  TYR GLN ASN GLU SER GLY ALA ILE ASN GLU ALA ILE SER          
SEQRES  14 A  316  ASP ILE PHE GLY THR LEU VAL GLU PHE TYR ALA ASN LYS          
SEQRES  15 A  316  ASN PRO ASP TRP GLU ILE GLY GLU ASP VAL TYR THR PRO          
SEQRES  16 A  316  GLY ILE SER GLY ASP SER LEU ARG SER MET SER ASP PRO          
SEQRES  17 A  316  ALA LYS TYR GLY ASP PRO ASP HIS TYR SER LYS ARG TYR          
SEQRES  18 A  316  THR GLY THR GLN ASP ASN GLY GLY VAL HIS ILE ASN SER          
SEQRES  19 A  316  GLY ILE ILE ASN LYS ALA ALA TYR LEU ILE SER GLN GLY          
SEQRES  20 A  316  GLY THR HIS TYR GLY VAL SER VAL VAL GLY ILE GLY ARG          
SEQRES  21 A  316  ASP LYS LEU GLY LYS ILE PHE TYR ARG ALA LEU THR GLN          
SEQRES  22 A  316  TYR LEU THR PRO THR SER ASN PHE SER GLN LEU ARG ALA          
SEQRES  23 A  316  ALA ALA VAL GLN SER ALA THR ASP LEU TYR GLY SER THR          
SEQRES  24 A  316  SER GLN GLU VAL ALA SER VAL LYS GLN ALA PHE ASP ALA          
SEQRES  25 A  316  VAL GLY VAL LYS                                              
HET     ZN  A 320       1                                                       
HET     CA  A 321       1                                                       
HET     CA  A 322       1                                                       
HET     CA  A 323       1                                                       
HET     CA  A 324       1                                                       
HET    TI1  A 317      26                                                       
HET    DMS  A 325       4                                                       
HET    DMS  A 326       4                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM      CA CALCIUM ION                                                      
HETNAM     TI1 [2(R,S)-2-SULFANYLHEPTANOYL]-PHE-ALA                             
HETNAM     DMS DIMETHYL SULFOXIDE                                               
FORMUL   2   ZN    ZN 2+                                                        
FORMUL   3   CA    4(CA 2+)                                                     
FORMUL   7  TI1    C19 H28 N2 O4 S                                              
FORMUL   8  DMS    2(C2 H6 O S)                                                 
FORMUL  10  HOH   *204(H2 O)                                                    
HELIX    1   1 SER A   65  HIS A   88  5                                  24    
HELIX    2   2 LEU A  133  GLY A  135  5                                   3    
HELIX    3   3 ILE A  137  TYR A  151  1                                  15    
HELIX    4   4 ASN A  159  ALA A  180  1                                  22    
HELIX    5   5 PRO A  208  TYR A  211  5                                   4    
HELIX    6   6 TYR A  217  LYS A  219  5                                   3    
HELIX    7   7 GLN A  225  GLY A  229  1                                   5    
HELIX    8   8 ASN A  233  GLN A  246  5                                  14    
HELIX    9   9 ARG A  260  GLN A  273  1                                  14    
HELIX   10  10 PHE A  281  TYR A  296  1                                  16    
HELIX   11  11 GLN A  301  ALA A  312  1                                  12    
SHEET    1   A 3 THR A   4  ARG A  11  0                                        
SHEET    2   A 3 GLN A  17  SER A  25 -1  N  TYR A  24   O  THR A   4           
SHEET    3   A 3 TYR A  27  TYR A  29 -1  N  TYR A  29   O  THR A  23           
SHEET    1   B 2 ILE A  39  ASP A  43  0                                        
SHEET    2   B 2 ILE A 100  VAL A 104  1  N  ILE A 100   O  PHE A  40           
SHEET    1   C 2 ALA A 113  TRP A 115  0                                        
SHEET    2   C 2 MET A 120  TYR A 122 -1  N  VAL A 121   O  PHE A 114           
SHEET    1   D 2 GLY A 248  HIS A 250  0                                        
SHEET    2   D 2 VAL A 253  VAL A 255 -1  N  VAL A 255   O  GLY A 248           
LINK         OD1 ASP A  57                CA    CA A 323     1555   1555  2.36  
LINK         OD2 ASP A  57                CA    CA A 323     1555   1555  2.58  
LINK         OD1 ASP A  59                CA    CA A 323     1555   1555  2.41  
LINK         O   GLN A  61                CA    CA A 323     1555   1555  2.27  
LINK         OD2 ASP A 138                CA    CA A 321     1555   1555  2.41  
LINK         NE2 HIS A 142                ZN    ZN A 320     1555   1555  2.06  
LINK         NE2 HIS A 146                ZN    ZN A 320     1555   1555  2.19  
LINK         OE2 GLU A 166                ZN    ZN A 320     1555   1555  1.96  
LINK         OE1 GLU A 177                CA    CA A 321     1555   1555  2.41  
LINK         OE2 GLU A 177                CA    CA A 321     1555   1555  2.85  
LINK         OE2 GLU A 177                CA    CA A 322     1555   1555  2.34  
LINK         O   ASN A 183                CA    CA A 322     1555   1555  2.40  
LINK         OD1 ASP A 185                CA    CA A 321     1555   1555  2.56  
LINK         OD2 ASP A 185                CA    CA A 322     1555   1555  2.43  
LINK         O   GLU A 187                CA    CA A 321     1555   1555  2.28  
LINK         OE1 GLU A 190                CA    CA A 321     1555   1555  2.53  
LINK         OE2 GLU A 190                CA    CA A 321     1555   1555  2.51  
LINK         OE2 GLU A 190                CA    CA A 322     1555   1555  2.31  
LINK         O   TYR A 193                CA    CA A 324     1555   1555  2.34  
LINK         O   THR A 194                CA    CA A 324     1555   1555  2.40  
LINK         OG1 THR A 194                CA    CA A 324     1555   1555  2.34  
LINK         O   ILE A 197                CA    CA A 324     1555   1555  2.28  
LINK         OD1 ASP A 200                CA    CA A 324     1555   1555  2.35  
LINK         SG  TI1 A 317                ZN    ZN A 320     1555   1555  2.29  
LINK         O1  TI1 A 317                ZN    ZN A 320     1555   1555  2.41  
LINK        CA    CA A 321                 O   HOH A 329     1555   1555  2.43  
LINK        CA    CA A 322                 O   HOH A 337     1555   1555  2.41  
LINK        CA    CA A 322                 O   HOH A 378     1555   1555  2.38  
LINK        CA    CA A 323                 O   HOH A 327     1555   1555  2.40  
LINK        CA    CA A 323                 O   HOH A 333     1555   1555  2.39  
LINK        CA    CA A 323                 O   HOH A 356     1555   1555  2.42  
LINK        CA    CA A 324                 O   HOH A 343     1555   1555  2.41  
LINK        CA    CA A 324                 O   HOH A 384     1555   1555  2.42  
CISPEP   1 LEU A   50    PRO A   51          0        -0.09                     
SITE     1  ZN  3 HIS A 146  HIS A 142  GLU A 166                               
SITE     1 AC1  4 HIS A 142  HIS A 146  GLU A 166  TI1 A 317                    
SITE     1 AC2  6 ASP A 138  GLU A 177  ASP A 185  GLU A 187                    
SITE     2 AC2  6 GLU A 190  HOH A 329                                          
SITE     1 AC3  6 GLU A 177  ASN A 183  ASP A 185  GLU A 190                    
SITE     2 AC3  6 HOH A 337  HOH A 378                                          
SITE     1 AC4  6 ASP A  57  ASP A  59  GLN A  61  HOH A 327                    
SITE     2 AC4  6 HOH A 333  HOH A 356                                          
SITE     1 AC5  6 TYR A 193  THR A 194  ILE A 197  ASP A 200                    
SITE     2 AC5  6 HOH A 343  HOH A 384                                          
SITE     1 AC6 18 TYR A 110  ASN A 112  ALA A 113  VAL A 139                    
SITE     2 AC6 18 HIS A 142  GLU A 143  HIS A 146  TYR A 157                    
SITE     3 AC6 18 GLU A 166  ILE A 188  GLY A 189  LEU A 202                    
SITE     4 AC6 18 ARG A 203  HIS A 231   ZN A 320  HOH A 413                    
SITE     5 AC6 18 HOH A 459  HOH A 478                                          
SITE     1 AC7  2 TRP A 115  HIS A 146                                          
SITE     1 AC8  2 SER A 218  TYR A 251                                          
CRYST1   93.310   93.310  131.820  90.00  90.00 120.00 P 61 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      0.010717  0.006187  0.000000        0.00000                         
SCALE2      0.000000  0.012375  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.007586        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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