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Database: PDB
Entry: 5NXW
LinkDB: 5NXW
Original site: 5NXW 
HEADER    LYASE                                   11-MAY-17   5NXW              
TITLE     CARBONIC ANHYDRASE II INHIBITOR RA9                                   
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: CARBONIC ANHYDRASE 2;                                      
COMPND   3 CHAIN: A;                                                            
COMPND   4 SYNONYM: CARBONATE DEHYDRATASE II,CARBONIC ANHYDRASE C,CAC,CARBONIC  
COMPND   5 ANHYDRASE II,CA-II;                                                  
COMPND   6 EC: 4.2.1.1;                                                         
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: CA2;                                                           
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    CARBONIC ANHYDRASE II, CA INHIBITOR, LYASE                            
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.BRYNDA,P.REZACOVA,M.HOREJSI,J.FANFRLIK                              
REVDAT   4   17-JAN-24 5NXW    1       REMARK                                   
REVDAT   3   18-APR-18 5NXW    1       JRNL                                     
REVDAT   2   24-JAN-18 5NXW    1       REMARK                                   
REVDAT   1   17-JAN-18 5NXW    0                                                
JRNL        AUTH   A.PECINA,J.BRYNDA,L.VRZAL,R.GNANASEKARAN,M.HOREJSI,          
JRNL        AUTH 2 S.M.EYRILMEZ,J.REZAC,M.LEPSIK,P.REZACOVA,P.HOBZA,P.MAJER,    
JRNL        AUTH 3 V.VEVERKA,J.FANFRLIK                                         
JRNL        TITL   RANKING POWER OF THE SQM/COSMO SCORING FUNCTION ON CARBONIC  
JRNL        TITL 2 ANHYDRASE II-INHIBITOR COMPLEXES.                            
JRNL        REF    CHEMPHYSCHEM                  V.  19   873 2018              
JRNL        REFN                   ISSN 1439-7641                               
JRNL        PMID   29316128                                                     
JRNL        DOI    10.1002/CPHC.201701104                                       
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.10 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC REFMAC_5.8.0103                               
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.10                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 40.99                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 84.2                           
REMARK   3   NUMBER OF REFLECTIONS             : 82136                          
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) : 0.127                           
REMARK   3   R VALUE            (WORKING SET) : 0.127                           
REMARK   3   FREE R VALUE                     : 0.155                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 0.600                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 521                             
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2031                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 43                                      
REMARK   3   SOLVENT ATOMS            : 340                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 12.27                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 12.36                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : 0.28000                                              
REMARK   3    B22 (A**2) : -0.05000                                             
REMARK   3    B33 (A**2) : -0.13000                                             
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.15000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.031         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.032         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.019         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 0.879         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   DISTANCE RESTRAINTS.                    RMS    SIGMA               
REMARK   3    BOND LENGTH                     (A) : NULL  ; NULL                
REMARK   3    ANGLE DISTANCE                  (A) : NULL  ; NULL                
REMARK   3    INTRAPLANAR 1-4 DISTANCE        (A) : NULL  ; NULL                
REMARK   3    H-BOND OR METAL COORDINATION    (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   PLANE RESTRAINT                  (A) : NULL  ; NULL                
REMARK   3   CHIRAL-CENTER RESTRAINT       (A**3) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   NON-BONDED CONTACT RESTRAINTS.                                     
REMARK   3    SINGLE TORSION                  (A) : NULL  ; NULL                
REMARK   3    MULTIPLE TORSION                (A) : NULL  ; NULL                
REMARK   3    H-BOND (X...Y)                  (A) : NULL  ; NULL                
REMARK   3    H-BOND (X-H...Y)                (A) : NULL  ; NULL                
REMARK   3                                                                      
REMARK   3   CONFORMATIONAL TORSION ANGLE RESTRAINTS.                           
REMARK   3    SPECIFIED                 (DEGREES) : NULL  ; NULL                
REMARK   3    PLANAR                    (DEGREES) : NULL  ; NULL                
REMARK   3    STAGGERED                 (DEGREES) : NULL  ; NULL                
REMARK   3    TRANSVERSE                (DEGREES) : NULL  ; NULL                
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  OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE RIDING   
REMARK   3  POSITIONS U VALUES : REFINED INDIVIDUALLY                           
REMARK   4                                                                      
REMARK   4 5NXW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 11-MAY-17.                  
REMARK 100 THE DEPOSITION ID IS D_1200004912.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 19-DEC-14                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.8                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : BESSY                              
REMARK 200  BEAMLINE                       : 14.1                               
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.91841                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : DECTRIS PILATUS 6M                 
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : XSCALE                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 159770                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.100                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 40.990                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : -3.000                             
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 82.9                               
REMARK 200  DATA REDUNDANCY                : 3.005                              
REMARK 200  R MERGE                    (I) : 0.04900                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 13.1200                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.10                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.17                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 33.2                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 1.84                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.25700                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.480                              
REMARK 200                                                                      
REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH                              
REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: FOURIER SYNTHESIS            
REMARK 200 SOFTWARE USED: NULL                                                  
REMARK 200 STARTING MODEL: 3PO6                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 41.65                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.11                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 50 MM TRIS 1.6 M NATRIUM CITRATE, PH     
REMARK 280  7.8, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 291K                
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       20.66350            
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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 0 ANGSTROM**2                             
REMARK 350 SURFACE AREA OF THE COMPLEX: 11710 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 0.0 KCAL/MOL                          
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 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   9    CG   CD   CE   NZ                                   
REMARK 470     LYS A  45    CE   NZ                                             
REMARK 470     ALA A  54    N                                                   
REMARK 470     LYS A  80    CE   NZ                                             
REMARK 470     LYS A 149    NZ                                                  
REMARK 470     LYS A 159    CD   CE   NZ                                        
REMARK 470     LYS A 261    CG   CD   CE   NZ                                   
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     LYS A   76   CB   CG   CD   CE   NZ                              
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   OE2  GLU A    14     O    HOH A   730     1655     1.50            
REMARK 500   OE1  GLU A    14     O    HOH A   577     1655     1.52            
REMARK 500   CD   GLU A    14     O    HOH A   730     1655     1.88            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS                                      
REMARK 500                                                                      
REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES              
REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE               
REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE).                 
REMARK 500                                                                      
REMARK 500 STANDARD TABLE:                                                      
REMARK 500 FORMAT: (10X,I3,1X,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3)               
REMARK 500                                                                      
REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999                        
REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996                     
REMARK 500                                                                      
REMARK 500  M RES CSSEQI ATM1   RES CSSEQI ATM2   DEVIATION                     
REMARK 500    LYS A  76   CA    LYS A  76   CB     -0.902                       
REMARK 500    THR A 125   C     LYS A 127   N       0.162                       
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    ARG A  27       54.30   -140.47                                   
REMARK 500    ALA A  65     -169.01   -161.07                                   
REMARK 500    ALA A  77       84.96     52.74                                   
REMARK 500    ALA A  77       87.13   -161.03                                   
REMARK 500    GLU A 106      -60.05    -92.89                                   
REMARK 500    LYS A 111       -2.90     72.77                                   
REMARK 500    PHE A 176       75.42   -153.31                                   
REMARK 500    PHE A 176       75.42   -154.75                                   
REMARK 500    ASN A 244       45.65    -93.63                                   
REMARK 500    LYS A 252     -139.17     53.11                                   
REMARK 500    ASN A 253        9.03     58.74                                   
REMARK 500    ARG A 254      153.34    -48.77                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS                                         
REMARK 500                                                                      
REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH          
REMARK 500 CIS AND TRANS CONFORMATION.  CIS BONDS, IF ANY, ARE LISTED           
REMARK 500 ON CISPEP RECORDS.  TRANS IS DEFINED AS 180 +/- 30 AND               
REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES.                                  
REMARK 500                                 MODEL     OMEGA                      
REMARK 500 GLY A  235     GLU A  236                 -146.18                    
REMARK 500 ASN A  253     ARG A  254                  148.34                    
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 525                                                                      
REMARK 525 SOLVENT                                                              
REMARK 525                                                                      
REMARK 525 THE SOLVENT MOLECULES HAVE CHAIN IDENTIFIERS THAT                    
REMARK 525 INDICATE THE POLYMER CHAIN WITH WHICH THEY ARE MOST                  
REMARK 525 CLOSELY ASSOCIATED. THE REMARK LISTS ALL THE SOLVENT                 
REMARK 525 MOLECULES WHICH ARE MORE THAN 5A AWAY FROM THE                       
REMARK 525 NEAREST POLYMER CHAIN (M = MODEL NUMBER;                             
REMARK 525 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE                  
REMARK 525 NUMBER; I=INSERTION CODE):                                           
REMARK 525                                                                      
REMARK 525  M RES CSSEQI                                                        
REMARK 525    HOH A 738        DISTANCE =  6.09 ANGSTROMS                       
REMARK 525    HOH A 739        DISTANCE =  6.15 ANGSTROMS                       
REMARK 525    HOH A 740        DISTANCE =  6.62 ANGSTROMS                       
REMARK 620                                                                      
REMARK 620 METAL COORDINATION                                                   
REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER;               
REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE):                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                              ZN A 301  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  94   NE2                                                    
REMARK 620 2 HIS A  96   NE2 104.1                                              
REMARK 620 3 HIS A 119   ND1 112.1  98.4                                        
REMARK 620 4 RA9 A 302   N4  109.9 113.5 117.7                                  
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 RA9 A 302                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue RA9 A 303                 
DBREF  5NXW A    4   261  UNP    P00918   CAH2_HUMAN       4    260             
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 ALA PHE ASN VAL          
SEQRES   6 A  257  GLU 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 PHE 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 LYS 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    RA9  A 302      42                                                       
HET    RA9  A 303      21                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM     RA9 2-[(5-AZANYL-1,3,4-THIADIAZOL-2-YL)SULFANYL]-~{N}-(4-            
HETNAM   2 RA9  SULFAMOYLPHENYL)ETHANAMIDE                                      
FORMUL   2   ZN    ZN 2+                                                        
FORMUL   3  RA9    2(C10 H11 N5 O3 S3)                                          
FORMUL   5  HOH   *340(H2 O)                                                    
HELIX    1 AA1 GLY A   12  ASP A   19  5                                   8    
HELIX    2 AA2 PHE A   20  GLY A   25  5                                   6    
HELIX    3 AA3 LYS A  127  GLY A  129  5                                   3    
HELIX    4 AA4 ASP A  130  VAL A  135  1                                   6    
HELIX    5 AA5 LYS A  154  GLY A  156  5                                   3    
HELIX    6 AA6 LEU A  157  LEU A  164  1                                   8    
HELIX    7 AA7 ASP A  165  LYS A  168  5                                   4    
HELIX    8 AA8 ASP A  180  LEU A  185  5                                   6    
HELIX    9 AA9 SER A  219  ARG A  227  1                                   9    
SHEET    1 AA1 2 ASP A  32  ILE A  33  0                                        
SHEET    2 AA1 2 THR A 108  VAL A 109  1  O  THR A 108   N  ILE A  33           
SHEET    1 AA210 LYS A  39  TYR A  40  0                                        
SHEET    2 AA210 LYS A 257  ALA A 258  1  O  ALA A 258   N  LYS A  39           
SHEET    3 AA210 TYR A 191  GLY A 196 -1  N  THR A 193   O  LYS A 257           
SHEET    4 AA210 VAL A 207  LEU A 212 -1  O  VAL A 207   N  GLY A 196           
SHEET    5 AA210 LEU A 141  VAL A 150  1  N  GLY A 145   O  ILE A 210           
SHEET    6 AA210 ALA A 116  ASN A 124 -1  N  LEU A 118   O  ILE A 146           
SHEET    7 AA210 TYR A  88  TRP A  97 -1  N  HIS A  94   O  HIS A 119           
SHEET    8 AA210 PHE A  66  PHE A  70 -1  N  VAL A  68   O  PHE A  93           
SHEET    9 AA210 SER A  56  ASN A  61 -1  N  LEU A  57   O  GLU A  69           
SHEET   10 AA210 SER A 173  ASP A 175 -1  O  ALA A 174   N  ILE A  59           
SHEET    1 AA3 6 LEU A  47  SER A  50  0                                        
SHEET    2 AA3 6 VAL A  78  GLY A  81 -1  O  LYS A  80   N  SER A  48           
SHEET    3 AA3 6 TYR A  88  TRP A  97 -1  O  TYR A  88   N  LEU A  79           
SHEET    4 AA3 6 ALA A 116  ASN A 124 -1  O  HIS A 119   N  HIS A  94           
SHEET    5 AA3 6 LEU A 141  VAL A 150 -1  O  ILE A 146   N  LEU A 118           
SHEET    6 AA3 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  2.03  
LINK         NE2 HIS A  96                ZN    ZN A 301     1555   1555  2.08  
LINK         ND1 HIS A 119                ZN    ZN A 301     1555   1555  2.05  
LINK        ZN    ZN A 301                 N4  RA9 A 302     1555   1555  1.94  
CISPEP   1 SER A   29    PRO A   30          0        -2.92                     
CISPEP   2 PRO A  201    PRO A  202          0        17.43                     
SITE     1 AC1  4 HIS A  94  HIS A  96  HIS A 119  RA9 A 302                    
SITE     1 AC2 21 HIS A  64  ASN A  67  GLN A  92  HIS A  94                    
SITE     2 AC2 21 HIS A  96  HIS A 119  PHE A 131  GLY A 132                    
SITE     3 AC2 21 LEU A 198  THR A 199  THR A 200  TRP A 209                    
SITE     4 AC2 21  ZN A 301  HOH A 401  HOH A 402  HOH A 409                    
SITE     5 AC2 21 HOH A 412  HOH A 419  HOH A 456  HOH A 603                    
SITE     6 AC2 21 HOH A 637                                                     
SITE     1 AC3 13 HIS A   4  TRP A   5  HIS A  10  ASN A  11                    
SITE     2 AC3 13 HIS A  15  TRP A  16  ASP A  19  ASP A 180                    
SITE     3 AC3 13 ARG A 182  GLY A 183  HOH A 433  HOH A 600                    
SITE     4 AC3 13 HOH A 619                                                     
CRYST1   42.328   41.327   71.999  90.00 104.43  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      0.023625  0.000000  0.006078        0.00000                         
SCALE2      0.000000  0.024197  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014341        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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