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Database: PDB
Entry: 4K0T
LinkDB: 4K0T
Original site: 4K0T 
HEADER    LYASE                                   04-APR-13   4K0T              
TITLE     STRUCTURE OF HCAIX MIMIC (HCAII WITH 5 MUTATIONS IN ACTIVE SITE) IN   
TITLE    2 COMPLEX WITH CHLORZOLAMIDE                                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CARBONIC ANHYDRASE 2;                                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: CARBONATE DEHYDRATASE II, CARBONIC ANHYDRASE C, CAC,        
COMPND   5 CARBONIC ANHYDRASE II, CA-II;                                        
COMPND   6 EC: 4.2.1.1;                                                         
COMPND   7 ENGINEERED: YES;                                                     
COMPND   8 MUTATION: YES                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: CA2;                                                           
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008;                                     
SOURCE   8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3);                                 
SOURCE   9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID                               
KEYWDS    ALPHA BETA FOLD, LYASE                                                
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    S.BISWAS,R.MCKENNA                                                    
REVDAT   2   20-SEP-23 4K0T    1       REMARK SEQADV LINK                       
REVDAT   1   09-APR-14 4K0T    0                                                
JRNL        AUTH   S.BISWAS,D.WEST,M.PINARD,R.MCKENNA                           
JRNL        TITL   DESIGNING ISOFORM SPECIFIC INHIBITORS AGAINST HCAIX USING    
JRNL        TITL 2 CAIX MIMIC                                                   
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.78 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.8_1069                                      
REMARK   3   AUTHORS     : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN            
REMARK   3               : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE,           
REMARK   3               : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER,            
REMARK   3               : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY,              
REMARK   3               : REETAL PAI,RANDY READ,JANE RICHARDSON,               
REMARK   3               : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI,           
REMARK   3               : NICHOLAS SAUTER,JACOB SMITH,LAURENT                  
REMARK   3               : STORONI,TOM TERWILLIGER,PETER ZWART                  
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : ML                                            
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.78                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 35.40                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.350                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 95.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 21895                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.155                           
REMARK   3   R VALUE            (WORKING SET) : 0.153                           
REMARK   3   FREE R VALUE                     : 0.197                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.100                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1117                            
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT (IN BINS).                           
REMARK   3   BIN  RESOLUTION RANGE  COMPL.    NWORK NFREE   RWORK  RFREE        
REMARK   3     1 35.4021 -  3.5582    0.96     2692   151  0.1357 0.1611        
REMARK   3     2  3.5582 -  2.8246    0.96     2646   131  0.1567 0.2025        
REMARK   3     3  2.8246 -  2.4676    0.96     2609   146  0.1686 0.2216        
REMARK   3     4  2.4676 -  2.2421    0.96     2612   136  0.1572 0.1935        
REMARK   3     5  2.2421 -  2.0814    0.95     2604   123  0.1518 0.2073        
REMARK   3     6  2.0814 -  1.9587    0.95     2571   133  0.1533 0.2402        
REMARK   3     7  1.9587 -  1.8606    0.94     2563   140  0.1557 0.2059        
REMARK   3     8  1.8606 -  1.7800    0.93     2481   157  0.1867 0.2406        
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED        : FLAT BULK SOLVENT MODEL                       
REMARK   3   SOLVENT RADIUS     : 1.11                                          
REMARK   3   SHRINKAGE RADIUS   : 0.90                                          
REMARK   3   K_SOL              : NULL                                          
REMARK   3   B_SOL              : NULL                                          
REMARK   3                                                                      
REMARK   3  ERROR ESTIMATES.                                                    
REMARK   3   COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED)     : 0.190            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.670           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 18.49                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 13.77                          
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  TWINNING INFORMATION.                                               
REMARK   3   FRACTION: NULL                                                     
REMARK   3   OPERATOR: NULL                                                     
REMARK   3                                                                      
REMARK   3  DEVIATIONS FROM IDEAL VALUES.                                       
REMARK   3                 RMSD          COUNT                                  
REMARK   3   BOND      :  0.007           2199                                  
REMARK   3   ANGLE     :  1.180           3000                                  
REMARK   3   CHIRALITY :  0.079            314                                  
REMARK   3   PLANARITY :  0.005            388                                  
REMARK   3   DIHEDRAL  : 15.075            824                                  
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : NULL                                       
REMARK   3                                                                      
REMARK   3  NCS DETAILS                                                         
REMARK   3   NUMBER OF NCS GROUPS : NULL                                        
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 4K0T COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 09-APR-13.                  
REMARK 100 THE DEPOSITION ID IS D_1000078747.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 07-SEP-11                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.0                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : ROTATING ANODE                     
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : RIGAKU RUH3R                       
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.54                               
REMARK 200  MONOCHROMATOR                  : VARIMAX OPTICS                     
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : IMAGE PLATE                        
REMARK 200  DETECTOR MANUFACTURER          : RIGAKU RAXIS IV++                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : HKL-2000                           
REMARK 200  DATA SCALING SOFTWARE          : HKL-2000                           
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 21896                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.780                              
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     (%) : 95.2                               
REMARK 200  DATA REDUNDANCY                : 2.700                              
REMARK 200  R MERGE                    (I) : 0.05000                            
REMARK 200  R SYM                      (I) : 0.05000                            
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 20.1200                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.78                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.84                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 93.1                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 2.70                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.19600                            
REMARK 200  R SYM FOR SHELL            (I) : 0.19600                            
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 5.680                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT        
REMARK 200 SOFTWARE USED: PHASER                                                
REMARK 200 STARTING MODEL: PDB ENTRY 2ILI                                       
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.75                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 1.6 M SODIUM CITRATE, 50 MM TRIS, PH     
REMARK 280  8.0, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K                
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y+1/2,-Z                                             
REMARK 290                                                                      
REMARK 290     WHERE NNN -> OPERATOR NUMBER                                     
REMARK 290           MMM -> TRANSLATION VECTOR                                  
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS                            
REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM             
REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY                
REMARK 290 RELATED MOLECULES.                                                   
REMARK 290   SMTRY1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   2 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.000000  1.000000  0.000000       20.54000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290                                                                      
REMARK 290 REMARK: NULL                                                         
REMARK 300                                                                      
REMARK 300 BIOMOLECULE: 1                                                       
REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM                
REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN                  
REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON               
REMARK 300 BURIED SURFACE AREA.                                                 
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC                         
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
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 480                                                                      
REMARK 480 ZERO OCCUPANCY ATOM                                                  
REMARK 480 THE FOLLOWING RESIDUES HAVE ATOMS MODELED WITH ZERO                  
REMARK 480 OCCUPANCY. THE LOCATION AND PROPERTIES OF THESE ATOMS                
REMARK 480 MAY NOT BE RELIABLE. (M=MODEL NUMBER; RES=RESIDUE NAME;              
REMARK 480 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):         
REMARK 480   M RES C SSEQI ATOMS                                                
REMARK 480     HIS A    4   CG                                                  
REMARK 480     LYS A  149   CA   CB   CG   CD   CE   NZ                         
REMARK 480     GLU A  239   CD                                                  
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   OD2  ASP A   175     O    HOH A   637              2.07            
REMARK 500   O    THR A    37     O    HOH A   624              2.12            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: CLOSE CONTACTS                                             
REMARK 500                                                                      
REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC             
REMARK 500 SYMMETRY ARE IN CLOSE CONTACT.  AN ATOM LOCATED WITHIN 0.15          
REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A           
REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375             
REMARK 500 INSTEAD OF REMARK 500.  ATOMS WITH NON-BLANK ALTERNATE               
REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS.            
REMARK 500                                                                      
REMARK 500 DISTANCE CUTOFF:                                                     
REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS              
REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS                  
REMARK 500                                                                      
REMARK 500  ATM1  RES C  SSEQI   ATM2  RES C  SSEQI  SSYMOP   DISTANCE          
REMARK 500   O    HOH A   592     O    HOH A   627     2656     2.17            
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 111       -3.73     74.12                                   
REMARK 500    ASN A 244       52.50    -93.62                                   
REMARK 500    LYS A 252     -135.12     52.13                                   
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                              ZN A 301  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  94   NE2                                                    
REMARK 620 2 HIS A  96   NE2 106.3                                              
REMARK 620 3 HIS A 119   ND1 114.7  98.6                                        
REMARK 620 4 D9Z A 303   N3  109.7 112.9 114.0                                  
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 301                  
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DMS A 302                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE D9Z A 303                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DMS A 304                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 305                 
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 4K0S   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4K0Z   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4K13   RELATED DB: PDB                                   
REMARK 900 RELATED ID: 4K1Q   RELATED DB: PDB                                   
DBREF  4K0T A    4   261  UNP    P00918   CAH2_HUMAN       4    260             
SEQADV 4K0T SER A   65  UNP  P00918    ALA    65 ENGINEERED MUTATION            
SEQADV 4K0T GLN A   67  UNP  P00918    ASN    67 ENGINEERED MUTATION            
SEQADV 4K0T THR A   69  UNP  P00918    GLU    69 ENGINEERED MUTATION            
SEQADV 4K0T LEU A  131  UNP  P00918    PHE   130 ENGINEERED MUTATION            
SEQADV 4K0T GLU A  170  UNP  P00918    LYS   169 ENGINEERED MUTATION            
SEQRES   1 A  257  HIS TRP GLY TYR GLY LYS HIS ASN GLY PRO GLU HIS TRP          
SEQRES   2 A  257  HIS LYS ASP PHE PRO ILE ALA LYS GLY GLU ARG GLN SER          
SEQRES   3 A  257  PRO VAL ASP ILE ASP THR HIS THR ALA LYS TYR ASP PRO          
SEQRES   4 A  257  SER LEU LYS PRO LEU SER VAL SER TYR ASP GLN ALA THR          
SEQRES   5 A  257  SER LEU ARG ILE LEU ASN ASN GLY HIS SER PHE GLN VAL          
SEQRES   6 A  257  THR PHE ASP ASP SER GLN ASP LYS ALA VAL LEU LYS GLY          
SEQRES   7 A  257  GLY PRO LEU ASP GLY THR TYR ARG LEU ILE GLN PHE HIS          
SEQRES   8 A  257  PHE HIS TRP GLY SER LEU ASP GLY GLN GLY SER GLU HIS          
SEQRES   9 A  257  THR VAL ASP LYS LYS LYS TYR ALA ALA GLU LEU HIS LEU          
SEQRES  10 A  257  VAL HIS TRP ASN THR LYS TYR GLY ASP LEU GLY LYS ALA          
SEQRES  11 A  257  VAL GLN GLN PRO ASP GLY LEU ALA VAL LEU GLY ILE PHE          
SEQRES  12 A  257  LEU LYS VAL GLY SER ALA LYS PRO GLY LEU GLN LYS VAL          
SEQRES  13 A  257  VAL ASP VAL LEU ASP SER ILE LYS THR GLU GLY LYS SER          
SEQRES  14 A  257  ALA ASP PHE THR ASN PHE ASP PRO ARG GLY LEU LEU PRO          
SEQRES  15 A  257  GLU SER LEU ASP TYR TRP THR TYR PRO GLY SER LEU THR          
SEQRES  16 A  257  THR PRO PRO LEU LEU GLU CYS VAL THR TRP ILE VAL LEU          
SEQRES  17 A  257  LYS GLU PRO ILE SER VAL SER SER GLU GLN VAL LEU LYS          
SEQRES  18 A  257  PHE ARG LYS LEU ASN PHE ASN GLY GLU GLY GLU PRO GLU          
SEQRES  19 A  257  GLU LEU MET VAL ASP ASN TRP ARG PRO ALA GLN PRO LEU          
SEQRES  20 A  257  LYS ASN ARG GLN ILE LYS ALA SER PHE LYS                      
HET     ZN  A 301       1                                                       
HET    DMS  A 302       4                                                       
HET    D9Z  A 303      16                                                       
HET    DMS  A 304       4                                                       
HET    GOL  A 305       6                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM     DMS DIMETHYL SULFOXIDE                                               
HETNAM     D9Z 5-(2-CHLOROPHENYL)-1,3,4-THIADIAZOLE-2-SULFONAMIDE               
HETNAM     GOL GLYCEROL                                                         
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   2   ZN    ZN 2+                                                        
FORMUL   3  DMS    2(C2 H6 O S)                                                 
FORMUL   4  D9Z    C8 H6 CL N3 O2 S2                                            
FORMUL   6  GOL    C3 H8 O3                                                     
FORMUL   7  HOH   *239(H2 O)                                                    
HELIX    1   1 HIS A   15  ASP A   19  5                                   5    
HELIX    2   2 PHE A   20  GLY A   25  5                                   6    
HELIX    3   3 LYS A  127  GLY A  129  5                                   3    
HELIX    4   4 ASP A  130  VAL A  135  1                                   6    
HELIX    5   5 LYS A  154  GLY A  156  5                                   3    
HELIX    6   6 LEU A  157  ASP A  162  1                                   6    
HELIX    7   7 VAL A  163  LYS A  168  5                                   6    
HELIX    8   8 ASP A  180  LEU A  185  5                                   6    
HELIX    9   9 SER A  219  ARG A  227  1                                   9    
SHEET    1   A 2 ASP A  32  ILE A  33  0                                        
SHEET    2   A 2 THR A 108  VAL A 109  1  O  THR A 108   N  ILE A  33           
SHEET    1   B10 LYS A  39  TYR A  40  0                                        
SHEET    2   B10 LYS A 257  ALA A 258  1  O  ALA A 258   N  LYS A  39           
SHEET    3   B10 TYR A 191  GLY A 196 -1  N  THR A 193   O  LYS A 257           
SHEET    4   B10 VAL A 207  LEU A 212 -1  O  VAL A 207   N  GLY A 196           
SHEET    5   B10 LEU A 141  VAL A 150  1  N  GLY A 145   O  ILE A 210           
SHEET    6   B10 ALA A 116  ASN A 124 -1  N  LEU A 118   O  ILE A 146           
SHEET    7   B10 TYR A  88  TRP A  97 -1  N  GLN A  92   O  VAL A 121           
SHEET    8   B10 PHE A  66  PHE A  70 -1  N  PHE A  70   O  ILE A  91           
SHEET    9   B10 SER A  56  ASN A  61 -1  N  LEU A  57   O  THR A  69           
SHEET   10   B10 SER A 173  ASP A 175 -1  O  ALA A 174   N  ILE A  59           
SHEET    1   C 6 LEU A  47  SER A  50  0                                        
SHEET    2   C 6 VAL A  78  GLY A  81 -1  O  LYS A  80   N  SER A  48           
SHEET    3   C 6 TYR A  88  TRP A  97 -1  O  TYR A  88   N  LEU A  79           
SHEET    4   C 6 ALA A 116  ASN A 124 -1  O  VAL A 121   N  GLN A  92           
SHEET    5   C 6 LEU A 141  VAL A 150 -1  O  ILE A 146   N  LEU A 118           
SHEET    6   C 6 ILE A 216  VAL A 218  1  O  ILE A 216   N  PHE A 147           
LINK         NE2 HIS A  94                ZN    ZN A 301     1555   1555  1.98  
LINK         NE2 HIS A  96                ZN    ZN A 301     1555   1555  1.99  
LINK         ND1 HIS A 119                ZN    ZN A 301     1555   1555  2.02  
LINK        ZN    ZN A 301                 N3  D9Z A 303     1555   1555  1.98  
CISPEP   1 SER A   29    PRO A   30          0         0.24                     
CISPEP   2 PRO A  201    PRO A  202          0        10.31                     
SITE     1 AC1  4 HIS A  94  HIS A  96  HIS A 119  D9Z A 303                    
SITE     1 AC2  2 ASP A 243  TRP A 245                                          
SITE     1 AC3  9 HIS A  94  HIS A  96  HIS A 119  VAL A 121                    
SITE     2 AC3  9 LEU A 198  THR A 199  THR A 200  TRP A 209                    
SITE     3 AC3  9  ZN A 301                                                     
SITE     1 AC4  2 LYS A 159  THR A 177                                          
SITE     1 AC5  3 LYS A 149  PRO A 215  HOH A 474                               
CRYST1   41.886   41.080   71.794  90.00 103.75  90.00 P 1 21 1      2          
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      0.023874  0.000000  0.005844        0.00000                         
SCALE2      0.000000  0.024343  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014340        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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