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Database: PDB
Entry: 5FNI
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HEADER    LYASE                                   15-NOV-15   5FNI              
TITLE     NATIVE STATE MASS SPECTROMETRY, SURFACE PLASMON RESONANCE AND X-RAY   
TITLE    2 CRYSTALLOGRAPHY CORRELATE STRONGLY AS A FRAGMENT SCREENING           
TITLE    3 COMBINATION                                                          
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                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   6 EXPRESSION_SYSTEM_TAXID: 511693;                                     
SOURCE   7 EXPRESSION_SYSTEM_STRAIN: BL21;                                      
SOURCE   8 EXPRESSION_SYSTEM_PLASMID: PACA                                      
KEYWDS    LYASE, FRAGMENTS, CARBONIC ANHYDRASE, METALLOPROTEIN                  
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    L.A.WOODS,O.DOLEZAL,B.REN,J.H.RYAN,T.S.PEAT,S.A.POULSEN               
REVDAT   5   10-JAN-24 5FNI    1       REMARK LINK                              
REVDAT   4   08-MAY-19 5FNI    1       REMARK                                   
REVDAT   3   19-APR-17 5FNI    1       REMARK                                   
REVDAT   2   23-MAR-16 5FNI    1       JRNL                                     
REVDAT   1   02-MAR-16 5FNI    0                                                
JRNL        AUTH   L.WOODS,O.DOLEZAL,B.REN,J.H.RYAN,T.S.PEAT,S.POULSEN          
JRNL        TITL   NATIVE STATE MASS SPECTROMETRY, SURFACE PLASMON RESONANCE    
JRNL        TITL 2 AND X-RAY CRYSTALLOGRAPHY CORRELATE STRONGLY AS A FRAGMENT   
JRNL        TITL 3 SCREENING COMBINATION.                                       
JRNL        REF    J.MED.CHEM.                   V.  59  2192 2016              
JRNL        REFN                   ISSN 0022-2623                               
JRNL        PMID   26882437                                                     
JRNL        DOI    10.1021/ACS.JMEDCHEM.5B01940                                 
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.60 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0131                                      
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) : 1.60                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 69.81                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 97.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 30348                          
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) : 0.151                           
REMARK   3   R VALUE            (WORKING SET) : 0.149                           
REMARK   3   FREE R VALUE                     : 0.193                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 5.000                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1596                            
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) : 1.60                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.64                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 1793                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 78.82                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.2400                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 109                          
REMARK   3   BIN FREE R VALUE                    : 0.2610                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 2059                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 26                                      
REMARK   3   SOLVENT ATOMS            : 241                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 16.74                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -0.23000                                             
REMARK   3    B22 (A**2) : 0.07000                                              
REMARK   3    B33 (A**2) : 0.17000                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : -0.06000                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.083         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.089         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.056         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.603         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.969                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.946                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  2241 ; 0.020 ; 0.019       
REMARK   3   BOND LENGTHS OTHERS               (A):  2087 ; 0.003 ; 0.020       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  3050 ; 1.944 ; 1.955       
REMARK   3   BOND ANGLES OTHERS          (DEGREES):  4843 ; 1.051 ; 3.000       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   278 ; 6.822 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   104 ;38.315 ;24.712       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   374 ;13.150 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):     8 ;18.931 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   315 ; 0.127 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  2591 ; 0.012 ; 0.021       
REMARK   3   GENERAL PLANES OTHERS             (A):   522 ; 0.002 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  NULL ;  NULL ;  NULL       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) OTHERS             (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION REFINED ATOMS (A):  NULL ;  NULL ;  NULL       
REMARK   3   POTENTIAL METAL-ION OTHERS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW REFINED ATOMS        (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY VDW OTHERS               (A):  NULL ;  NULL ;  NULL       
REMARK   3   SYMMETRY H-BOND REFINED ATOMS     (A):  NULL ;  NULL ;  NULL       
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):  1082 ; 1.977 ; 1.842       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  1081 ; 1.971 ; 1.839       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  1367 ; 2.759 ; 3.103       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  1159 ; 3.393 ; 2.263       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  NULL ;  NULL ;  NULL       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  NULL ;  NULL ;  NULL       
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  : NULL                                       
REMARK   3                                                                      
REMARK   3  BULK SOLVENT MODELLING.                                             
REMARK   3   METHOD USED : MASK                                                 
REMARK   3   PARAMETERS FOR MASK CALCULATION                                    
REMARK   3   VDW PROBE RADIUS   : 1.20                                          
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. U VALUES REFINED INDIVIDUALLY                            
REMARK   4                                                                      
REMARK   4 5FNI COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 15-NOV-15.                  
REMARK 100 THE DEPOSITION ID IS D_1290065528.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 08-APR-15                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 8.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : AUSTRALIAN SYNCHROTRON             
REMARK 200  BEAMLINE                       : MX1                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.953700                           
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC CCD                           
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : XDS                                
REMARK 200  DATA SCALING SOFTWARE          : AIMLESS                            
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 31958                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.600                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 41.500                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 97.9                               
REMARK 200  DATA REDUNDANCY                : 7.200                              
REMARK 200  R MERGE                    (I) : 0.08000                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 16.7000                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.60                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.63                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 75.8                               
REMARK 200  DATA REDUNDANCY IN SHELL       : 5.40                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.69000                            
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 2.300                              
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: 4CQ0                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NONE                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 41.40                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.10                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 15 MG/ML PROTEIN WITH 2.7 M AMMONIUM     
REMARK 280  SULFATE, 100 MM TRIS PH 8.5 AT 8 C IN SITTING DROPS., VAPOR         
REMARK 280  DIFFUSION, SITTING DROP                                             
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       20.77200            
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 465                                                                      
REMARK 465 MISSING RESIDUES                                                     
REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE                       
REMARK 465 EXPERIMENT. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN               
REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.)                
REMARK 465                                                                      
REMARK 465   M RES C SSSEQI                                                     
REMARK 465     MET A     1                                                      
REMARK 465     SER A     2                                                      
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 A  2124     O    HOH A  2128              1.90            
REMARK 500   O    HOH A  2196     O    HOH A  2198              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   NZ   LYS A    24     O1   GOL A  1263     1655     2.04            
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 500                                                                      
REMARK 500 GEOMETRY AND STEREOCHEMISTRY                                         
REMARK 500 SUBTOPIC: COVALENT BOND ANGLES                                       
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,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1)              
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   ATM2   ATM3                                     
REMARK 500    ASP A 101   CB  -  CG  -  OD1 ANGL. DEV. =   6.2 DEGREES          
REMARK 500    ASP A 190   CB  -  CG  -  OD2 ANGL. DEV. =  -5.9 DEGREES          
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       52.25   -144.67                                   
REMARK 500    ARG A  27       47.66   -142.52                                   
REMARK 500    LYS A 111       -1.61     72.84                                   
REMARK 500    PHE A 176       63.65   -151.12                                   
REMARK 500    ASN A 244       49.21    -93.29                                   
REMARK 500    LYS A 252     -134.01     56.64                                   
REMARK 500    LYS A 252     -134.10     56.70                                   
REMARK 500    ASN A 253       60.53   -103.58                                   
REMARK 500    ASN A 253       60.53   -103.65                                   
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 A1262  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  94   NE2                                                    
REMARK 620 2 HIS A  96   NE2 104.9                                              
REMARK 620 3 HIS A 119   ND1 114.5  96.0                                        
REMARK 620 4 YIH A1265   N14 106.6 131.4 103.4                                  
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 1262                 
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 1263                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE DMS A 1264                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE YIH A 1265                
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 5FNG   RELATED DB: PDB                                   
REMARK 900 NATIVE STATE MASS SPECTROMETRY, SURFACE PLASMON RESONANCE AND X-RAY  
REMARK 900 CRYSTALLOGRAPHY CORRELATE STRONGLY AS A FRAGMENT SCREENING           
REMARK 900 COMBINATION                                                          
REMARK 900 RELATED ID: 5FNH   RELATED DB: PDB                                   
REMARK 900 NATIVE STATE MASS SPECTROMETRY, SURFACE PLASMON RESONANCE AND X-RAY  
REMARK 900 CRYSTALLOGRAPHY CORRELATE STRONGLY AS A FRAGMENT SCREENING           
REMARK 900 COMBINATION                                                          
REMARK 900 RELATED ID: 5FNJ   RELATED DB: PDB                                   
REMARK 900 NATIVE STATE MASS SPECTROMETRY, SURFACE PLASMON RESONANCE AND X-RAY  
REMARK 900 CRYSTALLOGRAPHY CORRELATE STRONGLY AS A FRAGMENT SCREENING           
REMARK 900 COMBINATION                                                          
REMARK 900 RELATED ID: 5FNK   RELATED DB: PDB                                   
REMARK 900 NATIVE STATE MASS SPECTROMETRY, SURFACE PLASMON RESONANCE AND X-RAY  
REMARK 900 CRYSTALLOGRAPHY CORRELATE STRONGLY AS A FRAGMENT SCREENING           
REMARK 900 COMBINATION                                                          
REMARK 900 RELATED ID: 5FNL   RELATED DB: PDB                                   
REMARK 900 NATIVE STATE MASS SPECTROMETRY, SURFACE PLASMON RESONANCE AND X-RAY  
REMARK 900 CRYSTALLOGRAPHY CORRELATE STRONGLY AS A FRAGMENT SCREENING           
REMARK 900 COMBINATION                                                          
REMARK 900 RELATED ID: 5FNM   RELATED DB: PDB                                   
REMARK 900 NATIVE STATE MASS SPECTROMETRY, SURFACE PLASMON RESONANCE AND X-RAY  
REMARK 900 CRYSTALLOGRAPHY CORRELATE STRONGLY AS A FRAGMENT SCREENING           
REMARK 900 COMBINATION                                                          
DBREF  5FNI A    1   261  UNP    P00918   CAH2_HUMAN       1    260             
SEQRES   1 A  260  MET SER HIS HIS TRP GLY TYR GLY LYS HIS ASN GLY PRO          
SEQRES   2 A  260  GLU HIS TRP HIS LYS ASP PHE PRO ILE ALA LYS GLY GLU          
SEQRES   3 A  260  ARG GLN SER PRO VAL ASP ILE ASP THR HIS THR ALA LYS          
SEQRES   4 A  260  TYR ASP PRO SER LEU LYS PRO LEU SER VAL SER TYR ASP          
SEQRES   5 A  260  GLN ALA THR SER LEU ARG ILE LEU ASN ASN GLY HIS ALA          
SEQRES   6 A  260  PHE ASN VAL GLU PHE ASP ASP SER GLN ASP LYS ALA VAL          
SEQRES   7 A  260  LEU LYS GLY GLY PRO LEU ASP GLY THR TYR ARG LEU ILE          
SEQRES   8 A  260  GLN PHE HIS PHE HIS TRP GLY SER LEU ASP GLY GLN GLY          
SEQRES   9 A  260  SER GLU HIS THR VAL ASP LYS LYS LYS TYR ALA ALA GLU          
SEQRES  10 A  260  LEU HIS LEU VAL HIS TRP ASN THR LYS TYR GLY ASP PHE          
SEQRES  11 A  260  GLY LYS ALA VAL GLN GLN PRO ASP GLY LEU ALA VAL LEU          
SEQRES  12 A  260  GLY ILE PHE LEU LYS VAL GLY SER ALA LYS PRO GLY LEU          
SEQRES  13 A  260  GLN LYS VAL VAL ASP VAL LEU ASP SER ILE LYS THR LYS          
SEQRES  14 A  260  GLY LYS SER ALA ASP PHE THR ASN PHE ASP PRO ARG GLY          
SEQRES  15 A  260  LEU LEU PRO GLU SER LEU ASP TYR TRP THR TYR PRO GLY          
SEQRES  16 A  260  SER LEU THR THR PRO PRO LEU LEU GLU CYS VAL THR TRP          
SEQRES  17 A  260  ILE VAL LEU LYS GLU PRO ILE SER VAL SER SER GLU GLN          
SEQRES  18 A  260  VAL LEU LYS PHE ARG LYS LEU ASN PHE ASN GLY GLU GLY          
SEQRES  19 A  260  GLU PRO GLU GLU LEU MET VAL ASP ASN TRP ARG PRO ALA          
SEQRES  20 A  260  GLN PRO LEU LYS ASN ARG GLN ILE LYS ALA SER PHE LYS          
HET     ZN  A1262       1                                                       
HET    GOL  A1263       6                                                       
HET    DMS  A1264       4                                                       
HET    YIH  A1265      15                                                       
HETNAM      ZN ZINC ION                                                         
HETNAM     GOL GLYCEROL                                                         
HETNAM     DMS DIMETHYL SULFOXIDE                                               
HETNAM     YIH 5-[[3,4-BIS(CHLORANYL)PHENOXY]METHYL]-1,2,4-TRIAZA-3-            
HETNAM   2 YIH  AZANIDACYCLOPENTA-1,4-DIENE                                     
HETSYN     GOL GLYCERIN; PROPANE-1,2,3-TRIOL                                    
FORMUL   2   ZN    ZN 2+                                                        
FORMUL   3  GOL    C3 H8 O3                                                     
FORMUL   4  DMS    C2 H6 O S                                                    
FORMUL   5  YIH    C8 H5 CL2 N4 O 1-                                            
FORMUL   6  HOH   *241(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  LEU A  164  1                                   8    
HELIX    7   7 ASP A  165  LYS A  168  5                                   4    
HELIX    8   8 ASP A  180  LEU A  185  5                                   6    
HELIX    9   9 SER A  219  ARG A  227  1                                   9    
SHEET    1  AA 2 ASP A  32  ILE A  33  0                                        
SHEET    2  AA 2 THR A 108  VAL A 109  1  O  THR A 108   N  ILE A  33           
SHEET    1  AB 6 LYS A  39  TYR A  40  0                                        
SHEET    2  AB 6 LYS A 257  ALA A 258  1  N  ALA A 258   O  LYS A  39           
SHEET    3  AB 6 TYR A 191  GLY A 196 -1  O  THR A 193   N  LYS A 257           
SHEET    4  AB 6 VAL A 207  LEU A 212 -1  O  VAL A 207   N  GLY A 196           
SHEET    5  AB 6 LEU A 141  VAL A 150  1  O  LEU A 141   N  THR A 208           
SHEET    6  AB 6 ILE A 216  VAL A 218 -1  O  ILE A 216   N  LYS A 149           
SHEET    1  AC 9 LYS A  39  TYR A  40  0                                        
SHEET    2  AC 9 LYS A 257  ALA A 258  1  N  ALA A 258   O  LYS A  39           
SHEET    3  AC 9 TYR A 191  GLY A 196 -1  O  THR A 193   N  LYS A 257           
SHEET    4  AC 9 VAL A 207  LEU A 212 -1  O  VAL A 207   N  GLY A 196           
SHEET    5  AC 9 LEU A 141  VAL A 150  1  O  LEU A 141   N  THR A 208           
SHEET    6  AC 9 ALA A 116  ASN A 124 -1  O  ALA A 116   N  LEU A 148           
SHEET    7  AC 9 TYR A  88  TRP A  97 -1  O  ARG A  89   N  TRP A 123           
SHEET    8  AC 9 VAL A  78  GLY A  81 -1  O  LEU A  79   N  TYR A  88           
SHEET    9  AC 9 LEU A  47  SER A  50 -1  O  SER A  48   N  LYS A  80           
SHEET    1  AD10 LYS A  39  TYR A  40  0                                        
SHEET    2  AD10 LYS A 257  ALA A 258  1  N  ALA A 258   O  LYS A  39           
SHEET    3  AD10 TYR A 191  GLY A 196 -1  O  THR A 193   N  LYS A 257           
SHEET    4  AD10 VAL A 207  LEU A 212 -1  O  VAL A 207   N  GLY A 196           
SHEET    5  AD10 LEU A 141  VAL A 150  1  O  LEU A 141   N  THR A 208           
SHEET    6  AD10 ALA A 116  ASN A 124 -1  O  ALA A 116   N  LEU A 148           
SHEET    7  AD10 TYR A  88  TRP A  97 -1  O  ARG A  89   N  TRP A 123           
SHEET    8  AD10 PHE A  66  PHE A  70 -1  O  PHE A  66   N  PHE A  95           
SHEET    9  AD10 SER A  56  ASN A  61 -1  N  LEU A  57   O  GLU A  69           
SHEET   10  AD10 SER A 173  ASP A 175  1  O  ALA A 174   N  ILE A  59           
SHEET    1  AE 2 ILE A 216  VAL A 218  0                                        
SHEET    2  AE 2 LEU A 141  VAL A 150 -1  O  PHE A 147   N  ILE A 216           
LINK         NE2 HIS A  94                ZN    ZN A1262     1555   1555  2.03  
LINK         NE2 HIS A  96                ZN    ZN A1262     1555   1555  2.02  
LINK         ND1 HIS A 119                ZN    ZN A1262     1555   1555  2.10  
LINK        ZN    ZN A1262                 N14 YIH A1265     1555   1555  1.95  
CISPEP   1 SER A   29    PRO A   30          0        -2.40                     
CISPEP   2 PRO A  201    PRO A  202          0         7.36                     
SITE     1 AC1  4 HIS A  94  HIS A  96  HIS A 119  YIH A1265                    
SITE     1 AC2  4 HIS A  17  LYS A  24  SER A 188  LEU A 189                    
SITE     1 AC3  4 TYR A   7  ASP A 243  TRP A 245  HOH A2108                    
SITE     1 AC4 10 GLN A  92  HIS A  94  HIS A  96  HIS A 119                    
SITE     2 AC4 10 LEU A 198  THR A 199  THR A 200  TRP A 209                    
SITE     3 AC4 10  ZN A1262  HOH A2241                                          
CRYST1   42.687   41.544   72.090  90.00 104.44  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      0.023426  0.000000  0.006032        0.00000                         
SCALE2      0.000000  0.024071  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014324        0.00000                         
(ATOM LINES ARE NOT SHOWN.)
END                                                                             
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