PDB Short entry for 3KEC
HEADER    HYDROLASE/HYDROLASE INHIBITOR           25-OCT-09   3KEC              
TITLE     CRYSTAL STRUCTURE OF HUMAN MMP-13 COMPLEXED WITH A PHENYL-2H-TETRAZOLE
TITLE    2 COMPOUND                                                             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: COLLAGENASE 3;                                             
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 FRAGMENT: CATALYTIC DOMAIN, UNP RESIDUES 104-270;                    
COMPND   5 SYNONYM: MATRIX METALLOPROTEINASE-13, MMP-13;                        
COMPND   6 EC: 3.4.24.-;                                                        
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: MMP13;                                                         
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3)/PLYSS;                           
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID;                              
SOURCE  10 EXPRESSION_SYSTEM_PLASMID: PGEMEX1                                   
KEYWDS    S1' INHIBITOR; SELECTIVE MMP-13 INHIBITOR; S1' SPECIFICITY POCKET; NO 
KEYWDS   2 CONTACT TO ZN, COLLAGEN DEGRADATION, DISEASE MUTATION, DISULFIDE     
KEYWDS   3 BOND, EXTRACELLULAR MATRIX, GLYCOPROTEIN, HYDROLASE, METAL-BINDING,  
KEYWDS   4 METALLOPROTEASE, PROTEASE, SECRETED, ZYMOGEN, HYDROLASE-HYDROLASE    
KEYWDS   5 INHIBITOR COMPLEX                                                    
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    H.-S.SHIEH,A.G.PAVLOVSKY,B.COLLINS,M.E.SCHNUTE                        
REVDAT   4   21-FEB-24 3KEC    1       REMARK SEQADV LINK                       
REVDAT   3   01-NOV-17 3KEC    1       REMARK                                   
REVDAT   2   16-FEB-11 3KEC    1       JRNL                                     
REVDAT   1   10-NOV-10 3KEC    0                                                
JRNL        AUTH   M.E.SCHNUTE,P.M.O'BRIEN,J.NAHRA,M.MORRIS,W.HOWARD ROARK,     
JRNL        AUTH 2 C.E.HANAU,P.G.RUMINSKI,J.A.SCHOLTEN,T.R.FLETCHER,B.C.HAMPER, 
JRNL        AUTH 3 J.N.CARROLL,W.C.PATT,H.S.SHIEH,B.COLLINS,A.G.PAVLOVSKY,      
JRNL        AUTH 4 K.E.PALMQUIST,K.W.ASTON,J.HITCHCOCK,M.D.ROGERS,J.MCDONALD,   
JRNL        AUTH 5 A.R.JOHNSON,G.E.MUNIE,A.J.WITTWER,C.F.MAN,S.L.SETTLE,        
JRNL        AUTH 6 O.NEMIROVSKIY,L.E.VICKERY,A.AGAWAL,R.D.DYER,T.SUNYER         
JRNL        TITL   DISCOVERY OF (PYRIDIN-4-YL)-2H-TETRAZOLE AS A NOVEL SCAFFOLD 
JRNL        TITL 2 TO IDENTIFY HIGHLY SELECTIVE MATRIX METALLOPROTEINASE-13     
JRNL        TITL 3 INHIBITORS FOR THE TREATMENT OF OSTEOARTHRITIS.              
JRNL        REF    BIOORG.MED.CHEM.LETT.         V.  20   576 2010              
JRNL        REFN                   ISSN 0960-894X                               
JRNL        PMID   20005097                                                     
JRNL        DOI    10.1016/J.BMCL.2009.11.081                                   
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.05 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.2.0019                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : MAXIMUM LIKELIHOOD                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.05                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 50.00                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 85.3                           
REMARK   3   NUMBER OF REFLECTIONS             : 18419                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : THROUGHOUT                      
REMARK   3   FREE R VALUE TEST SET SELECTION  : RANDOM                          
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.170                           
REMARK   3   R VALUE            (WORKING SET) : 0.169                           
REMARK   3   FREE R VALUE                     : 0.204                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 996                             
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 20                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 2.05                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 2.11                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1195                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 76.29                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.1690                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 60                           
REMARK   3   BIN FREE R VALUE                    : 0.2620                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2653                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 96                                      
REMARK   3   SOLVENT ATOMS            : 220                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 20.90                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 19.24                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.89000                                              
REMARK   3    B22 (A**2) : -0.21000                                             
REMARK   3    B33 (A**2) : -0.68000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 0.00000                                              
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.250         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.180         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.099         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 6.023         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.950                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.933                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2837 ; 0.008 ; 0.021       
REMARK   3   BOND LENGTHS OTHERS               (A):  1828 ; 0.001 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3859 ; 1.067 ; 1.969       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  4440 ; 0.796 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   332 ; 5.751 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   132 ;35.937 ;23.939       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   399 ;12.978 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     6 ;14.460 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   376 ; 0.065 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  3296 ; 0.003 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):   600 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   556 ; 0.192 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  1687 ; 0.178 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  1370 ; 0.195 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  1229 ; 0.082 ; 0.200       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   156 ; 0.139 ; 0.200       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):    29 ; 0.113 ; 0.200       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):     9 ; 0.139 ; 0.200       
REMARK   3   SYMMETRY VDW OTHERS               (A):    39 ; 0.204 ; 0.200       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):    18 ; 0.139 ; 0.200       
REMARK   3   SYMMETRY H-BOND OTHERS            (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY METAL-ION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL FACTOR RESTRAINTS.     COUNT   RMS    WEIGHT      
REMARK   3   MAIN-CHAIN BOND REFINED ATOMS  (A**2):  1714 ; 0.462 ; 1.500       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):   674 ; 0.081 ; 1.500       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  2674 ; 0.756 ; 2.000       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1323 ; 1.105 ; 3.000       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  1185 ; 1.542 ; 4.500       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B REFINED ATOMS     (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   LONG RANGE B OTHER ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3 ANISOTROPIC THERMAL FACTOR RESTRAINTS.    COUNT   RMS   WEIGHT       
REMARK   3   RIGID-BOND RESTRAINTS          (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; FREE ATOMS         (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SPHERICITY; BONDED ATOMS       (A**2):  NULL ;  NULL ;  NULL       
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS STATISTICS                                           
REMARK   3   NUMBER OF DIFFERENT NCS GROUPS : NULL                              
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   A   104        A   267                          
REMARK   3    ORIGIN FOR THE GROUP (A):  77.2790  16.6159  24.9188              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1079 T22:  -0.0565                                     
REMARK   3      T33:  -0.1047 T12:   0.0078                                     
REMARK   3      T13:  -0.0019 T23:   0.0042                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   0.7300 L22:   2.4257                                     
REMARK   3      L33:   0.7632 L12:   0.6745                                     
REMARK   3      L13:  -0.4428 L23:   0.2130                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:   0.0036 S12:  -0.0294 S13:  -0.0690                       
REMARK   3      S21:   0.0630 S22:  -0.0209 S23:  -0.0566                       
REMARK   3      S31:   0.0688 S32:   0.0706 S33:   0.0173                       
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    NUMBER OF COMPONENTS GROUP : 1                                    
REMARK   3    COMPONENTS        C SSSEQI   TO  C SSSEQI                         
REMARK   3    RESIDUE RANGE :   B   104        B   267                          
REMARK   3    ORIGIN FOR THE GROUP (A):  46.6795  26.2385  15.3083              
REMARK   3    T TENSOR                                                          
REMARK   3      T11:  -0.1030 T22:  -0.0417                                     
REMARK   3      T33:  -0.0758 T12:  -0.0093                                     
REMARK   3      T13:   0.0005 T23:  -0.0217                                     
REMARK   3    L TENSOR                                                          
REMARK   3      L11:   1.1448 L22:   1.8018                                     
REMARK   3      L33:   0.5843 L12:   0.2753                                     
REMARK   3      L13:  -0.0241 L23:  -0.1642                                     
REMARK   3    S TENSOR                                                          
REMARK   3      S11:  -0.0182 S12:   0.0663 S13:  -0.1030                       
REMARK   3      S21:  -0.0348 S22:   0.0394 S23:  -0.0029                       
REMARK   3      S31:   0.0817 S32:  -0.0161 S33:  -0.0212                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.40                                          
REMARK   3   ION PROBE RADIUS   : 0.80                                          
REMARK   3   SHRINKAGE RADIUS   : 0.80                                          
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS                                                           
REMARK   4                                                                      
REMARK   4 3KEC COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 29-OCT-09.                  
REMARK 100 THE DEPOSITION ID IS D_1000055885.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 28-SEP-01                          
REMARK 200  TEMPERATURE           (KELVIN) : 110                                
REMARK 200  PH                             : 8.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 17-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.0                                
REMARK 200  MONOCHROMATOR                  : CRYSTAL                            
REMARK 200  OPTICS                         : CRYSTAL MONOCHROMATOR              
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : MAR CCD 165 MM                     
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 19429                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.040                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 50.000                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 2.600                              
REMARK 200  R MERGE                    (I) : 0.06700                            
REMARK 200  R SYM                      (I) : 0.06700                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 13.4000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.04                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.11                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 88.0                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.60                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.13600                            
REMARK 200  R SYM FOR SHELL            (I) : 0.13600                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.800                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: AMORE                                                 
REMARK 200 STARTING MODEL: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 47.26                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: PROTEIN: 5.5 MG/ML MMP-13 WITH 200 UM    
REMARK 280  SURROGATE INHIBITOR IN 20MM TRIS PH 8.5 AND 5 MM CACL2 RESERVOIR:   
REMARK 280  1.1-1.6M LI2SO4 IN 0.1M HEPES PH 7.4-8.2 DROP RATIO: 5UL            
REMARK 280  PROTEIN + 1 UL RESERVOIR, VAPOR DIFFUSION, SITTING DROP,            
REMARK 280  TEMPERATURE 277K, PH 8.0                                            
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2                        
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,-Y,Z                                                 
REMARK 290       3555   -X+1/2,Y+1/2,-Z                                         
REMARK 290       4555   X+1/2,-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        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   3 -1.000000  0.000000  0.000000       66.60450            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       36.17400            
REMARK 290   SMTRY3   3  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   4  1.000000  0.000000  0.000000       66.60450            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000       36.17400            
REMARK 290   SMTRY3   4  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 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     LYS A 212    CG   CD   CE   NZ                                   
REMARK 470     MET A 253    CG   SD   CE                                        
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT                     
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT.                            
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI           DISTANCE          
REMARK 500   O    HOH B   276     O    HOH B   296              2.06            
REMARK 500   O    HOH B   320     O    HOH B   326              2.16            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: TORSION ANGLES                                             
REMARK 500                                                                      
REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS:            
REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                             
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2)                    
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI-           
REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400            
REMARK 500                                                                      
REMARK 500  M RES CSSEQI        PSI       PHI                                   
REMARK 500    LYS A 170     -125.74     42.54                                   
REMARK 500    ASP A 179       25.19   -142.22                                   
REMARK 500    SER A 182     -160.12     58.19                                   
REMARK 500    ALA A 186      163.86    179.93                                   
REMARK 500    ASN A 194     -115.61     62.72                                   
REMARK 500    LYS B 170     -131.93     47.68                                   
REMARK 500    TYR B 176       77.19   -113.91                                   
REMARK 500    SER B 182     -166.71     60.51                                   
REMARK 500    ASN B 194     -125.27     59.38                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
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 904  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH A   3   O                                                      
REMARK 620 2 HOH A  57   O    96.3                                              
REMARK 620 3 ASP A 162   O    88.3  88.2                                        
REMARK 620 4 ASN A 194   O    90.6  80.3 168.3                                  
REMARK 620 5 GLY A 196   O    80.2 176.1  93.3  98.0                            
REMARK 620 6 ASP A 198   OD1 172.5  90.4  88.4  93.9  93.2                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 905  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 128   OD1                                                    
REMARK 620 2 ASP A 203   O   155.4                                              
REMARK 620 3 GLU A 205   O   112.1  85.7                                        
REMARK 620 N                    1     2                                         
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 902  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 172   NE2                                                    
REMARK 620 2 ASP A 174   OD2 114.7                                              
REMARK 620 3 HIS A 187   NE2 121.5 107.1                                        
REMARK 620 4 HIS A 200   ND1 108.1  96.7 105.5                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA A 903  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP A 179   OD1                                                    
REMARK 620 2 GLY A 180   O    84.6                                              
REMARK 620 3 SER A 182   O    84.4  88.5                                        
REMARK 620 4 LEU A 184   O    90.1 174.5  92.7                                  
REMARK 620 5 ASP A 202   OD2  94.3  89.0 177.3  89.7                            
REMARK 620 6 GLU A 205   OE2 172.7  91.7  89.1  93.7  92.0                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 901  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 222   NE2                                                    
REMARK 620 2 HIS A 226   NE2  96.7                                              
REMARK 620 3 HIS A 232   NE2 108.3  98.2                                        
REMARK 620 4 HAE A 272   O2  105.7 110.8 131.7                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA B 904  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH B  22   O                                                      
REMARK 620 2 HOH B  46   O    92.1                                              
REMARK 620 3 ASP B 162   O    87.5  94.6                                        
REMARK 620 4 ASN B 194   O    89.3  80.6 174.1                                  
REMARK 620 5 GLY B 196   O    82.4 173.3  89.1  95.4                            
REMARK 620 6 ASP B 198   OD1 172.9  93.1  87.3  96.4  92.6                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA B 905  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HOH B  45   O                                                      
REMARK 620 2 ASP B 128   OD1  88.5                                              
REMARK 620 3 ASP B 128   OD2  97.7  50.9                                        
REMARK 620 4 ASP B 203   O    95.1 152.3 154.0                                  
REMARK 620 5 ASP B 203   OD1 164.3  92.9  95.3  76.6                            
REMARK 620 6 GLU B 205   O    81.2 125.3  77.4  82.3 110.4                      
REMARK 620 7 HOH B 277   O    80.4  80.0 130.9  73.5  84.5 148.0                
REMARK 620 N                    1     2     3     4     5     6                 
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B 902  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B 172   NE2                                                    
REMARK 620 2 ASP B 174   OD2 111.7                                              
REMARK 620 3 HIS B 187   NE2 110.1 111.5                                        
REMARK 620 4 HIS B 200   ND1 111.8  96.8 114.4                                  
REMARK 620 N                    1     2     3                                   
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              CA B 903  CA                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 ASP B 179   OD1                                                    
REMARK 620 2 GLY B 180   O    87.2                                              
REMARK 620 3 SER B 182   O    86.0  86.4                                        
REMARK 620 4 LEU B 184   O    90.4 175.8  96.9                                  
REMARK 620 5 ASP B 202   OD2  94.8  86.0 172.3  90.8                            
REMARK 620 6 GLU B 205   OE2 173.8  94.7  88.2  88.1  91.2                      
REMARK 620 N                    1     2     3     4     5                       
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN B 901  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS B 222   NE2                                                    
REMARK 620 2 HIS B 226   NE2  97.9                                              
REMARK 620 3 HIS B 232   NE2 101.9 100.9                                        
REMARK 620 4 HAE B 271   O   119.3  95.2 133.0                                  
REMARK 620 N                    1     2     3                                   
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 901                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 902                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 903                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 904                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 905                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 1                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE SO4 A 2                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3KE A 271                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC9                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HAE A 272                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 901                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN B 902                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 903                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 904                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA B 905                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE 3KE B 2                   
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: BC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HAE B 271                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 3KEJ   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 3KEK   RELATED DB: PDB                                   
DBREF  3KEC A  105   267  UNP    P45452   MMP13_HUMAN    105    267             
DBREF  3KEC B  105   267  UNP    P45452   MMP13_HUMAN    105    267             
SEQADV 3KEC TYR A  104  UNP  P45452              EXPRESSION TAG                 
SEQADV 3KEC PRO A  268  UNP  P45452              EXPRESSION TAG                 
SEQADV 3KEC GLY A  269  UNP  P45452              EXPRESSION TAG                 
SEQADV 3KEC ASP A  270  UNP  P45452              EXPRESSION TAG                 
SEQADV 3KEC TYR B  104  UNP  P45452              EXPRESSION TAG                 
SEQADV 3KEC PRO B  268  UNP  P45452              EXPRESSION TAG                 
SEQADV 3KEC GLY B  269  UNP  P45452              EXPRESSION TAG                 
SEQADV 3KEC ASP B  270  UNP  P45452              EXPRESSION TAG                 
SEQRES   1 A  167  TYR ASN VAL PHE PRO ARG THR LEU LYS TRP SER LYS MET          
SEQRES   2 A  167  ASN LEU THR TYR ARG ILE VAL ASN TYR THR PRO ASP MET          
SEQRES   3 A  167  THR HIS SER GLU VAL GLU LYS ALA PHE LYS LYS ALA PHE          
SEQRES   4 A  167  LYS VAL TRP SER ASP VAL THR PRO LEU ASN PHE THR ARG          
SEQRES   5 A  167  LEU HIS ASP GLY ILE ALA ASP ILE MET ILE SER PHE GLY          
SEQRES   6 A  167  ILE LYS GLU HIS GLY ASP PHE TYR PRO PHE ASP GLY PRO          
SEQRES   7 A  167  SER GLY LEU LEU ALA HIS ALA PHE PRO PRO GLY PRO ASN          
SEQRES   8 A  167  TYR GLY GLY ASP ALA HIS PHE ASP ASP ASP GLU THR TRP          
SEQRES   9 A  167  THR SER SER SER LYS GLY TYR ASN LEU PHE LEU VAL ALA          
SEQRES  10 A  167  ALA HIS GLU PHE GLY HIS SER LEU GLY LEU ASP HIS SER          
SEQRES  11 A  167  LYS ASP PRO GLY ALA LEU MET PHE PRO ILE TYR THR TYR          
SEQRES  12 A  167  THR GLY LYS SER HIS PHE MET LEU PRO ASP ASP ASP VAL          
SEQRES  13 A  167  GLN GLY ILE GLN SER LEU TYR GLY PRO GLY ASP                  
SEQRES   1 B  167  TYR ASN VAL PHE PRO ARG THR LEU LYS TRP SER LYS MET          
SEQRES   2 B  167  ASN LEU THR TYR ARG ILE VAL ASN TYR THR PRO ASP MET          
SEQRES   3 B  167  THR HIS SER GLU VAL GLU LYS ALA PHE LYS LYS ALA PHE          
SEQRES   4 B  167  LYS VAL TRP SER ASP VAL THR PRO LEU ASN PHE THR ARG          
SEQRES   5 B  167  LEU HIS ASP GLY ILE ALA ASP ILE MET ILE SER PHE GLY          
SEQRES   6 B  167  ILE LYS GLU HIS GLY ASP PHE TYR PRO PHE ASP GLY PRO          
SEQRES   7 B  167  SER GLY LEU LEU ALA HIS ALA PHE PRO PRO GLY PRO ASN          
SEQRES   8 B  167  TYR GLY GLY ASP ALA HIS PHE ASP ASP ASP GLU THR TRP          
SEQRES   9 B  167  THR SER SER SER LYS GLY TYR ASN LEU PHE LEU VAL ALA          
SEQRES  10 B  167  ALA HIS GLU PHE GLY HIS SER LEU GLY LEU ASP HIS SER          
SEQRES  11 B  167  LYS ASP PRO GLY ALA LEU MET PHE PRO ILE TYR THR TYR          
SEQRES  12 B  167  THR GLY LYS SER HIS PHE MET LEU PRO ASP ASP ASP VAL          
SEQRES  13 B  167  GLN GLY ILE GLN SER LEU TYR GLY PRO GLY ASP                  
HET     ZN  A 901       1                                                       
HET     ZN  A 902       1                                                       
HET     CA  A 903       1                                                       
HET     CA  A 904       1                                                       
HET     CA  A 905       1                                                       
HET    SO4  A   1       5                                                       
HET    SO4  A   2       5                                                       
HET    3KE  A 271      33                                                       
HET    HAE  A 272       5                                                       
HET     ZN  B 901       1                                                       
HET     ZN  B 902       1                                                       
HET     CA  B 903       1                                                       
HET     CA  B 904       1                                                       
HET     CA  B 905       1                                                       
HET    3KE  B   2      33                                                       
HET    HAE  B 271       5                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM      CA CALCIUM ION                                                      
HETNAM     SO4 SULFATE ION                                                      
HETNAM     3KE 4-{[({3-[2-(4-METHOXYBENZYL)-2H-TETRAZOL-5-                      
HETNAM   2 3KE  YL]PHENYL}CARBONYL)AMINO]METHYL}BENZOIC ACID                    
HETNAM     HAE ACETOHYDROXAMIC ACID                                             
HETSYN     3KE 4-((3-(2-(4-METHOXYBENZYL)-2H-TETRAZOL-5-YL)BENZAMIDO)           
HETSYN   2 3KE  METHYL)BENZOIC ACID                                             
FORMUL   3   ZN    4(ZN 2+)                                                     
FORMUL   5   CA    6(CA 2+)                                                     
FORMUL   8  SO4    2(O4 S 2-)                                                   
FORMUL  10  3KE    2(C24 H21 N5 O4)                                             
FORMUL  11  HAE    2(C2 H5 N O2)                                                
FORMUL  19  HOH   *220(H2 O)                                                    
HELIX    1   1 THR A  130  ASP A  147  1                                  18    
HELIX    2   2 LEU A  216  GLY A  229  1                                  14    
HELIX    3   3 PRO A  255  GLY A  267  1                                  13    
HELIX    4   4 THR B  130  ASP B  147  1                                  18    
HELIX    5   5 LEU B  216  GLY B  229  1                                  14    
HELIX    6   6 PRO B  255  GLY B  267  1                                  13    
SHEET    1   A 5 ASN A 152  LEU A 156  0                                        
SHEET    2   A 5 ASN A 117  ILE A 122  1  N  TYR A 120   O  LEU A 156           
SHEET    3   A 5 ILE A 163  GLY A 168  1  O  ILE A 165   N  ARG A 121           
SHEET    4   A 5 ALA A 199  ASP A 202  1  O  PHE A 201   N  SER A 166           
SHEET    5   A 5 ALA A 186  ALA A 188 -1  N  HIS A 187   O  HIS A 200           
SHEET    1   B 2 TRP A 207  THR A 208  0                                        
SHEET    2   B 2 TYR A 214  ASN A 215  1  O  TYR A 214   N  THR A 208           
SHEET    1   C 5 ASN B 152  ARG B 155  0                                        
SHEET    2   C 5 ASN B 117  ILE B 122  1  N  LEU B 118   O  ASN B 152           
SHEET    3   C 5 ILE B 163  GLY B 168  1  O  ILE B 165   N  ARG B 121           
SHEET    4   C 5 ALA B 199  ASP B 202  1  O  PHE B 201   N  SER B 166           
SHEET    5   C 5 ALA B 186  ALA B 188 -1  N  HIS B 187   O  HIS B 200           
SHEET    1   D 2 TRP B 207  THR B 208  0                                        
SHEET    2   D 2 TYR B 214  ASN B 215  1  O  TYR B 214   N  THR B 208           
LINK         O   HOH A   3                CA    CA A 904     1555   1555  2.37  
LINK         O   HOH A  57                CA    CA A 904     1555   1555  2.28  
LINK         OD1 ASP A 128                CA    CA A 905     1555   1555  2.65  
LINK         O   ASP A 162                CA    CA A 904     1555   1555  2.27  
LINK         NE2 HIS A 172                ZN    ZN A 902     1555   1555  2.06  
LINK         OD2 ASP A 174                ZN    ZN A 902     1555   1555  1.94  
LINK         OD1 ASP A 179                CA    CA A 903     1555   1555  2.43  
LINK         O   GLY A 180                CA    CA A 903     1555   1555  2.30  
LINK         O   SER A 182                CA    CA A 903     1555   1555  2.31  
LINK         O   LEU A 184                CA    CA A 903     1555   1555  2.25  
LINK         NE2 HIS A 187                ZN    ZN A 902     1555   1555  1.95  
LINK         O   ASN A 194                CA    CA A 904     1555   1555  2.38  
LINK         O   GLY A 196                CA    CA A 904     1555   1555  2.36  
LINK         OD1 ASP A 198                CA    CA A 904     1555   1555  2.48  
LINK         ND1 HIS A 200                ZN    ZN A 902     1555   1555  2.17  
LINK         OD2 ASP A 202                CA    CA A 903     1555   1555  2.37  
LINK         O   ASP A 203                CA    CA A 905     1555   1555  2.84  
LINK         OE2 GLU A 205                CA    CA A 903     1555   1555  2.24  
LINK         O   GLU A 205                CA    CA A 905     1555   1555  2.78  
LINK         NE2 HIS A 222                ZN    ZN A 901     1555   1555  2.06  
LINK         NE2 HIS A 226                ZN    ZN A 901     1555   1555  2.19  
LINK         NE2 HIS A 232                ZN    ZN A 901     1555   1555  2.21  
LINK         O2  HAE A 272                ZN    ZN A 901     1555   1555  2.49  
LINK         O   HOH B  22                CA    CA B 904     1555   1555  2.35  
LINK         O   HOH B  45                CA    CA B 905     1555   1555  2.60  
LINK         O   HOH B  46                CA    CA B 904     1555   1555  2.39  
LINK         OD1 ASP B 128                CA    CA B 905     1555   1555  2.64  
LINK         OD2 ASP B 128                CA    CA B 905     1555   1555  2.41  
LINK         O   ASP B 162                CA    CA B 904     1555   1555  2.40  
LINK         NE2 HIS B 172                ZN    ZN B 902     1555   1555  2.05  
LINK         OD2 ASP B 174                ZN    ZN B 902     1555   1555  1.85  
LINK         OD1 ASP B 179                CA    CA B 903     1555   1555  2.35  
LINK         O   GLY B 180                CA    CA B 903     1555   1555  2.29  
LINK         O   SER B 182                CA    CA B 903     1555   1555  2.40  
LINK         O   LEU B 184                CA    CA B 903     1555   1555  2.28  
LINK         NE2 HIS B 187                ZN    ZN B 902     1555   1555  2.13  
LINK         O   ASN B 194                CA    CA B 904     1555   1555  2.32  
LINK         O   GLY B 196                CA    CA B 904     1555   1555  2.24  
LINK         OD1 ASP B 198                CA    CA B 904     1555   1555  2.52  
LINK         ND1 HIS B 200                ZN    ZN B 902     1555   1555  2.05  
LINK         OD2 ASP B 202                CA    CA B 903     1555   1555  2.28  
LINK         O   ASP B 203                CA    CA B 905     1555   1555  2.47  
LINK         OD1 ASP B 203                CA    CA B 905     1555   1555  2.50  
LINK         OE2 GLU B 205                CA    CA B 903     1555   1555  2.22  
LINK         O   GLU B 205                CA    CA B 905     1555   1555  2.44  
LINK         NE2 HIS B 222                ZN    ZN B 901     1555   1555  2.08  
LINK         NE2 HIS B 226                ZN    ZN B 901     1555   1555  2.12  
LINK         NE2 HIS B 232                ZN    ZN B 901     1555   1555  2.19  
LINK         O   HAE B 271                ZN    ZN B 901     1555   1555  2.23  
LINK         O   HOH B 277                CA    CA B 905     1555   1555  2.25  
SITE     1 AC1  4 HIS A 222  HIS A 226  HIS A 232  HAE A 272                    
SITE     1 AC2  4 HIS A 172  ASP A 174  HIS A 187  HIS A 200                    
SITE     1 AC3  6 ASP A 179  GLY A 180  SER A 182  LEU A 184                    
SITE     2 AC3  6 ASP A 202  GLU A 205                                          
SITE     1 AC4  6 HOH A   3  HOH A  57  ASP A 162  ASN A 194                    
SITE     2 AC4  6 GLY A 196  ASP A 198                                          
SITE     1 AC5  3 ASP A 128  ASP A 203  GLU A 205                               
SITE     1 AC6  3 HOH A  27  LYS A 139  ARG A 155                               
SITE     1 AC7  2 LYS A 170  SER B 182                                          
SITE     1 AC8 19 LYS A 140  ASN A 215  PHE A 217  LEU A 218                    
SITE     2 AC8 19 VAL A 219  HIS A 222  GLU A 223  ALA A 238                    
SITE     3 AC8 19 LEU A 239  PHE A 241  PRO A 242  ILE A 243                    
SITE     4 AC8 19 TYR A 244  THR A 245  THR A 247  LYS A 249                    
SITE     5 AC8 19 SER A 250  HIS A 251  PHE A 252                               
SITE     1 AC9  7 LEU A 184  ALA A 186  HIS A 222  GLU A 223                    
SITE     2 AC9  7 HIS A 232  HOH A 277   ZN A 901                               
SITE     1 BC1  4 HIS B 222  HIS B 226  HIS B 232  HAE B 271                    
SITE     1 BC2  4 HIS B 172  ASP B 174  HIS B 187  HIS B 200                    
SITE     1 BC3  6 ASP B 179  GLY B 180  SER B 182  LEU B 184                    
SITE     2 BC3  6 ASP B 202  GLU B 205                                          
SITE     1 BC4  6 HOH B  22  HOH B  46  ASP B 162  ASN B 194                    
SITE     2 BC4  6 GLY B 196  ASP B 198                                          
SITE     1 BC5  5 HOH B  45  ASP B 128  ASP B 203  GLU B 205                    
SITE     2 BC5  5 HOH B 277                                                     
SITE     1 BC6 20 LYS B 140  ASN B 215  PHE B 217  LEU B 218                    
SITE     2 BC6 20 VAL B 219  HIS B 222  GLU B 223  ALA B 238                    
SITE     3 BC6 20 LEU B 239  PHE B 241  PRO B 242  ILE B 243                    
SITE     4 BC6 20 TYR B 244  THR B 245  TYR B 246  THR B 247                    
SITE     5 BC6 20 LYS B 249  PHE B 252  HOH B 301  HOH B 326                    
SITE     1 BC7  5 HOH B  67  ALA B 186  GLU B 223  HIS B 226                    
SITE     2 BC7  5  ZN B 901                                                     
CRYST1  133.209   72.348   36.356  90.00  90.00  90.00 P 21 21 2     8          
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      0.007507  0.000000  0.000000        0.00000                         
SCALE2      0.000000  0.013822  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.027506        0.00000