HEADER    METAL BINDING PROTEIN                   20-MAR-23   8OGD              
TITLE     STRUCTURE OF ZINC(II) DOUBLE MUTANT HUMAN CARBONIC ANHYDRASE II BOUND 
TITLE    2 TO THIOCYANATE                                                       
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,CYANAMIDE HYDRATASE CA2;                          
COMPND   6 EC: 4.2.1.1,4.2.1.69;                                                
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 BL21(DE3);                       
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 469008                                      
KEYWDS    INHIBITOR, THIOCYANATE, ZINC, METAL BINDING PROTEIN                   
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    J.M.SILVA,L.CEROFOLINI,A.L.CARVALHO,E.RAVERA,M.FRAGAI,G.PARIGI,       
AUTHOR   2 A.L.MACEDO,C.F.G.C.GERALDES,C.LUCHINAT                               
REVDAT   1   07-FEB-24 8OGD    0                                                
JRNL        AUTH   J.M.SILVA,L.CEROFOLINI,A.L.CARVALHO,E.RAVERA,M.FRAGAI,       
JRNL        AUTH 2 G.PARIGI,A.L.MACEDO,C.F.G.C.GERALDES,C.LUCHINAT              
JRNL        TITL   ELUCIDATING THE CONCENTRATION-DEPENDENT EFFECTS OF           
JRNL        TITL 2 THIOCYANATE BINDING TO CARBONIC ANHYDRASE.                   
JRNL        REF    J.INORG.BIOCHEM.              V. 244 12222 2023              
JRNL        REFN                   ISSN 0162-0134                               
JRNL        PMID   37068394                                                     
JRNL        DOI    10.1016/J.JINORGBIO.2023.112222                              
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.75 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : PHENIX 1.18.2_3874                                   
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 : GEOSTD + MONOMER LIBRARY + CDL V1.2           
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.75                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 23.77                          
REMARK   3   MIN(FOBS/SIGMA_FOBS)              : 1.360                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 99.9                           
REMARK   3   NUMBER OF REFLECTIONS             : 24468                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   R VALUE     (WORKING + TEST SET) : 0.173                           
REMARK   3   R VALUE            (WORKING SET) : 0.171                           
REMARK   3   FREE R VALUE                     : 0.198                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 4.740                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1160                            
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 23.7700 -  3.5000    1.00     2994   149  0.1441 0.1608        
REMARK   3     2  3.5000 -  2.7800    1.00     2916   161  0.1557 0.1808        
REMARK   3     3  2.7800 -  2.4300    1.00     2915   143  0.1628 0.1766        
REMARK   3     4  2.4300 -  2.2000    1.00     2935   132  0.1576 0.1741        
REMARK   3     5  2.2000 -  2.0500    1.00     2870   169  0.1672 0.2136        
REMARK   3     6  2.0500 -  1.9300    1.00     2893   135  0.1986 0.2371        
REMARK   3     7  1.9300 -  1.8300    1.00     2900   145  0.2282 0.2861        
REMARK   3     8  1.8300 -  1.7500    1.00     2885   126  0.2650 0.3072        
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)     : 0.166            
REMARK   3   PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 19.429           
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 10.89                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 14.98                          
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      :  0.011           2164                                  
REMARK   3   ANGLE     :  1.568           2936                                  
REMARK   3   CHIRALITY :  0.072            305                                  
REMARK   3   PLANARITY :  0.011            382                                  
REMARK   3   DIHEDRAL  :  6.475            278                                  
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 8OGD COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 20-MAR-23.                  
REMARK 100 THE DEPOSITION ID IS D_1292128799.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 30-JUL-20                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : SEALED TUBE                        
REMARK 200  BEAMLINE                       : NULL                               
REMARK 200  X-RAY GENERATOR MODEL          : BRUKER IMUS MICROFOCUS             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.5418                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CMOS                               
REMARK 200  DETECTOR MANUFACTURER          : BRUKER PHOTON 100                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : CARELESS                           
REMARK 200  DATA SCALING SOFTWARE          : SADABS                             
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 24493                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.750                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 23.770                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 99.8                               
REMARK 200  DATA REDUNDANCY                : 1.900                              
REMARK 200  R MERGE                    (I) : 0.07100                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 11.4400                            
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.75                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.81                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : NULL                               
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: NULL                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 40.82                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.08                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM HEPES, 2.9 M AMMONIUM SULFATE,    
REMARK 280  1 MM 4-HYDROXYMERCURIC BENZOIC ACID SODIUM SALT., PH 7.5, VAPOR     
REMARK 280  DIFFUSION, SITTING 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       20.66650            
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 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 465     ASN A     3                                                      
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   HG   CYS A   206    HG    HGB A   301              1.27            
REMARK 500  HE21  GLN A   137     O    HOH A   401              1.30            
REMARK 500   HZ1  LYS A   133     O    HOH A   408              1.60            
REMARK 500   O    HOH A   426     O    HOH A   685              1.68            
REMARK 500   O    HOH A   510     O    HOH A   573              1.86            
REMARK 500   O    HOH A   587     O    HOH A   597              1.89            
REMARK 500   O    HOH A   537     O    HOH A   730              1.98            
REMARK 500   O    HOH A   651     O    HOH A   734              2.00            
REMARK 500   NE2  GLN A   137     O    HOH A   401              2.02            
REMARK 500   O    HOH A   477     O    HOH A   540              2.03            
REMARK 500   O    HOH A   643     O    HOH A   723              2.13            
REMARK 500   O    HOH A   638     O    HOH A   686              2.14            
REMARK 500   OE1  GLU A   239     O    HOH A   402              2.14            
REMARK 500   O    HOH A   423     O    HOH A   635              2.15            
REMARK 500   O    HOH A   510     O    HOH A   574              2.17            
REMARK 500   OE2  GLU A   238     O    HOH A   403              2.19            
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   448     O    HOH A   486     2446     1.27            
REMARK 500   O    HOH A   623     O    HOH A   653     1655     2.03            
REMARK 500   O    HOH A   685     O    HOH A   742     2455     2.17            
REMARK 500   O    HOH A   565     O    HOH A   694     2445     2.17            
REMARK 500   O    HOH A   421     O    HOH A   538     1455     2.18            
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 159   CE    LYS A 159   NZ      0.203                       
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    LYS A  45   CD  -  CE  -  NZ  ANGL. DEV. =  37.2 DEGREES          
REMARK 500    LYS A 159   CD  -  CE  -  NZ  ANGL. DEV. = -15.3 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       32.20   -142.07                                   
REMARK 500    ARG A  27       51.52   -141.65                                   
REMARK 500    LYS A  76      -84.70   -119.97                                   
REMARK 500    GLU A 106      -61.26    -93.36                                   
REMARK 500    LYS A 111       -0.23     73.96                                   
REMARK 500    PHE A 176       65.55   -152.39                                   
REMARK 500    ASN A 244       48.70    -95.26                                   
REMARK 500    LYS A 252     -141.27     56.73                                   
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 760        DISTANCE =  6.01 ANGSTROMS                       
REMARK 525    HOH A 761        DISTANCE =  6.15 ANGSTROMS                       
REMARK 525    HOH A 762        DISTANCE =  7.79 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 303  ZN                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A  94   NE2                                                    
REMARK 620 2 HIS A  96   NE2  99.5                                              
REMARK 620 3 HIS A 119   ND1 118.3  89.1                                        
REMARK 620 4 SCN A 302   N    91.2 168.6  82.4                                  
REMARK 620 5 HOH A 434   O   107.2  88.2 134.1  92.2                            
REMARK 620 N                    1     2     3     4                             
REMARK 620                                                                      
REMARK 620 COORDINATION ANGLES FOR:  M RES CSSEQI METAL                         
REMARK 620                             HGB A 301  HG                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 GLN A 137   O                                                      
REMARK 620 2 HGB A 301   C7   96.7                                              
REMARK 620 3 HOH A 610   O   140.2  95.9                                        
REMARK 620 N                    1     2                                         
DBREF  8OGD A    1   261  UNP    P00918   CAH2_HUMAN       1    260             
SEQADV 8OGD ASN A    3  UNP  P00918    HIS     3 ENGINEERED MUTATION            
SEQADV 8OGD ASN A    4  UNP  P00918    HIS     4 ENGINEERED MUTATION            
SEQRES   1 A  260  MET SER ASN ASN 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    HGB  A 301      15                                                       
HET    SCN  A 302       3                                                       
HET     ZN  A 303       1                                                       
HETNAM     HGB 4-(HYDROXYMERCURY)BENZOIC ACID                                   
HETNAM     SCN THIOCYANATE ION                                                  
HETNAM      ZN ZINC ION                                                         
FORMUL   2  HGB    C7 H6 HG O3                                                  
FORMUL   3  SCN    C N S 1-                                                     
FORMUL   4   ZN    ZN 2+                                                        
FORMUL   5  HOH   *362(H2 O)                                                    
HELIX    1 AA1 HIS A   15  ASP A   19  5                                   5    
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  GLN A  92   O  VAL A 121           
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  ARG A  58   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  VAL A 121   N  GLN A  92           
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  VAL A 218   N  LYS A 149           
LINK         NE2 HIS A  94                ZN    ZN A 303     1555   1555  2.13  
LINK         NE2 HIS A  96                ZN    ZN A 303     1555   1555  2.20  
LINK         ND1 HIS A 119                ZN    ZN A 303     1555   1555  2.18  
LINK         O   GLN A 137                HG   HGB A 301     1555   1555  2.94  
LINK        HG   HGB A 301                 O   HOH A 610     1555   1555  2.83  
LINK         N   SCN A 302                ZN    ZN A 303     1555   1555  2.03  
LINK        ZN    ZN A 303                 O   HOH A 434     1555   1555  2.17  
CISPEP   1 SER A   29    PRO A   30          0        -2.57                     
CISPEP   2 PRO A  201    PRO A  202          0        10.85                     
CRYST1   42.028   41.333   72.250  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      0.023794  0.000000  0.006121        0.00000                         
SCALE2      0.000000  0.024194  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.014292        0.00000