HEADER    OXIDOREDUCTASE                          30-NOV-99   1DIY              
TITLE     CRYSTAL STRUCTURE OF ARACHIDONIC ACID BOUND IN THE CYCLOOXYGENASE     
TITLE    2 ACTIVE SITE OF PGHS-1                                                
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROSTAGLANDIN H2 SYNTHASE-1;                               
COMPND   3 CHAIN: A;                                                            
COMPND   4 EC: 1.14.99.1                                                        
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: OVIS ARIES;                                     
SOURCE   3 ORGANISM_COMMON: SHEEP;                                              
SOURCE   4 ORGANISM_TAXID: 9940;                                                
SOURCE   5 ORGAN: SEMINAL VESSICLE                                              
KEYWDS    ARACHIDONIC ACID, MEMBRANE PROTEIN, PEROXIDASE, DIOXYGENASE,          
KEYWDS   2 OXIDOREDUCTASE                                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.G.MALKOWSKI,S.L.GINELL,W.L.SMITH,R.M.GARAVITO                       
REVDAT   7   30-OCT-24 1DIY    1       REMARK                                   
REVDAT   6   09-AUG-23 1DIY    1       HETSYN                                   
REVDAT   5   29-JUL-20 1DIY    1       COMPND REMARK HETNAM LINK                
REVDAT   5 2                   1       SITE   ATOM                              
REVDAT   4   30-MAY-18 1DIY    1       REMARK                                   
REVDAT   3   13-JUL-11 1DIY    1       VERSN                                    
REVDAT   2   24-FEB-09 1DIY    1       VERSN                                    
REVDAT   1   22-SEP-00 1DIY    0                                                
JRNL        AUTH   M.G.MALKOWSKI,S.L.GINELL,W.L.SMITH,R.M.GARAVITO              
JRNL        TITL   THE PRODUCTIVE CONFORMATION OF ARACHIDONIC ACID BOUND TO     
JRNL        TITL 2 PROSTAGLANDIN SYNTHASE.                                      
JRNL        REF    SCIENCE                       V. 289  1933 2000              
JRNL        REFN                   ISSN 0036-8075                               
JRNL        PMID   10988074                                                     
JRNL        DOI    10.1126/SCIENCE.289.5486.1933                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    3.00 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : CNS                                                  
REMARK   3   AUTHORS     : BRUNGER,ADAMS,CLORE,DELANO,GROS,GROSSE-              
REMARK   3               : KUNSTLEVE,JIANG,KUSZEWSKI,NILGES,PANNU,              
REMARK   3               : READ,RICE,SIMONSON,WARREN                            
REMARK   3                                                                      
REMARK   3  REFINEMENT TARGET : ENGH & HUBER                                    
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 3.00                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 9.00                           
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 2.000                          
REMARK   3   DATA CUTOFF HIGH         (ABS(F)) : NULL                           
REMARK   3   DATA CUTOFF LOW          (ABS(F)) : NULL                           
REMARK   3   COMPLETENESS (WORKING+TEST)   (%) : 93.1                           
REMARK   3   NUMBER OF REFLECTIONS             : 18519                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : NULL                            
REMARK   3   FREE R VALUE TEST SET SELECTION  : 5% OF THE TOTAL REFLECTIONS     
REMARK   3                                      WERE SELECTED BY CNS USING      
REMARK   3                                      THE SCRIPT MAKE_CV.INP          
REMARK   3   R VALUE            (WORKING SET) : 0.215                           
REMARK   3   FREE R VALUE                     : 0.290                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : NULL                            
REMARK   3   FREE R VALUE TEST SET COUNT      : 880                             
REMARK   3   ESTIMATED ERROR OF FREE R VALUE  : NULL                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : 10                           
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 3.00                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 3.10                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 78.00                        
REMARK   3   REFLECTIONS IN BIN    (WORKING SET) : 1468                         
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3250                       
REMARK   3   BIN FREE R VALUE                    : 0.4150                       
REMARK   3   BIN FREE R VALUE TEST SET SIZE  (%) : 3.70                         
REMARK   3   BIN FREE R VALUE TEST SET COUNT     : 72                           
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE : NULL                         
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 4409                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 262                                     
REMARK   3   SOLVENT ATOMS            : 109                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : NULL                           
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  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT        (A) : 0.38                            
REMARK   3   ESD FROM SIGMAA              (A) : 0.54                            
REMARK   3   LOW RESOLUTION CUTOFF        (A) : 6.00                            
REMARK   3                                                                      
REMARK   3  CROSS-VALIDATED ESTIMATED COORDINATE ERROR.                         
REMARK   3   ESD FROM C-V LUZZATI PLOT    (A) : 0.50                            
REMARK   3   ESD FROM C-V SIGMAA          (A) : 0.69                            
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES.                                   
REMARK   3   BOND LENGTHS                 (A) : 0.009                           
REMARK   3   BOND ANGLES            (DEGREES) : 1.510                           
REMARK   3   DIHEDRAL ANGLES        (DEGREES) : 21.96                           
REMARK   3   IMPROPER ANGLES        (DEGREES) : 1.040                           
REMARK   3                                                                      
REMARK   3  ISOTROPIC THERMAL MODEL : 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  BULK SOLVENT MODELING.                                              
REMARK   3   METHOD USED : NULL                                                 
REMARK   3   KSOL        : NULL                                                 
REMARK   3   BSOL        : NULL                                                 
REMARK   3                                                                      
REMARK   3  NCS MODEL : NULL                                                    
REMARK   3                                                                      
REMARK   3  NCS RESTRAINTS.                         RMS   SIGMA/WEIGHT          
REMARK   3   GROUP  1  POSITIONAL            (A) : NULL  ; NULL                 
REMARK   3   GROUP  1  B-FACTOR           (A**2) : NULL  ; NULL                 
REMARK   3                                                                      
REMARK   3  PARAMETER FILE  1  : PROTEIN_REP.PARAM                              
REMARK   3  PARAMETER FILE  2  : NULL                                           
REMARK   3  TOPOLOGY FILE  1   : PROTEIN.TOP                                    
REMARK   3  TOPOLOGY FILE  2   : NULL                                           
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS:                                           
REMARK   3  USED THE MLF TARGET IN CNS UTILIZING BULK SOLVENT AND OVERALL B-    
REMARK   3  FACTOR                                                              
REMARK   3  CORRECTIONS                                                         
REMARK   4                                                                      
REMARK   4 1DIY COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 08-DEC-99.                  
REMARK 100 THE DEPOSITION ID IS D_1000010117.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 21-AUG-99                          
REMARK 200  TEMPERATURE           (KELVIN) : 100.0                              
REMARK 200  PH                             : 6.5                                
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : APS                                
REMARK 200  BEAMLINE                       : 19-ID                              
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.03321                            
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : CUSTOM-MADE                        
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : DENZO                              
REMARK 200  DATA SCALING SOFTWARE          : SCALEPACK                          
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 19163                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 3.000                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 9.000                              
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : 0.000                              
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 93.8                               
REMARK 200  DATA REDUNDANCY                : NULL                               
REMARK 200  R MERGE                    (I) : 0.06700                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : NULL                               
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.00                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 3.10                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 81.4                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.34700                            
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: CNS                                                   
REMARK 200 STARTING MODEL: 1PRH MOLECULE B, PROTEIN ONLY                        
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 69.00                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 4.10                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: LITHIUM CHLORIDE, SODIUM AZIDE, SODIUM   
REMARK 280  CITRATE, N-OCTYL GLUCOSIDE, PH 6.5, VAPOR DIFFUSION, SITTING        
REMARK 280  DROP, TEMPERATURE 293.0K                                            
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 65 2 2                         
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -Y,X-Y,Z+2/3                                            
REMARK 290       3555   -X+Y,-X,Z+1/3                                           
REMARK 290       4555   -X,-Y,Z+1/2                                             
REMARK 290       5555   Y,-X+Y,Z+1/6                                            
REMARK 290       6555   X-Y,X,Z+5/6                                             
REMARK 290       7555   Y,X,-Z+2/3                                              
REMARK 290       8555   X-Y,-Y,-Z                                               
REMARK 290       9555   -X,-X+Y,-Z+1/3                                          
REMARK 290      10555   -Y,-X,-Z+1/6                                            
REMARK 290      11555   -X+Y,Y,-Z+1/2                                           
REMARK 290      12555   X,X-Y,-Z+5/6                                            
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 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   2  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000  1.000000       69.09333            
REMARK 290   SMTRY1   3 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   3 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000       34.54667            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   4  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   4  0.000000  0.000000  1.000000       51.82000            
REMARK 290   SMTRY1   5  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   5 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   5  0.000000  0.000000  1.000000       17.27333            
REMARK 290   SMTRY1   6  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   6  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   6  0.000000  0.000000  1.000000       86.36667            
REMARK 290   SMTRY1   7 -0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   7  0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   7  0.000000  0.000000 -1.000000       69.09333            
REMARK 290   SMTRY1   8  1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2   8  0.000000 -1.000000  0.000000        0.00000            
REMARK 290   SMTRY3   8  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   9 -0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2   9 -0.866025  0.500000  0.000000        0.00000            
REMARK 290   SMTRY3   9  0.000000  0.000000 -1.000000       34.54667            
REMARK 290   SMTRY1  10  0.500000 -0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  10 -0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  10  0.000000  0.000000 -1.000000       17.27333            
REMARK 290   SMTRY1  11 -1.000000  0.000000  0.000000        0.00000            
REMARK 290   SMTRY2  11  0.000000  1.000000  0.000000        0.00000            
REMARK 290   SMTRY3  11  0.000000  0.000000 -1.000000       51.82000            
REMARK 290   SMTRY1  12  0.500000  0.866025  0.000000        0.00000            
REMARK 290   SMTRY2  12  0.866025 -0.500000  0.000000        0.00000            
REMARK 290   SMTRY3  12  0.000000  0.000000 -1.000000       86.36667            
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: DIMERIC                           
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC                    
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 18500 ANGSTROM**2                         
REMARK 350 SURFACE AREA OF THE COMPLEX: 41370 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: 37.0 KCAL/MOL                         
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D                            
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350   BIOMT1   2 -0.500000  0.866025  0.000000      273.15000            
REMARK 350   BIOMT2   2  0.866025  0.500000  0.000000     -157.70323            
REMARK 350   BIOMT3   2  0.000000  0.000000 -1.000000      -34.54667            
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     ARG A  79    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     ARG A  83    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 169    CG   CD   CE   NZ                                   
REMARK 470     GLN A 170    CG   CD   OE1  NE2                                  
REMARK 470     ASP A 173    CG   OD1  OD2                                       
REMARK 470     GLU A 175    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 186    CG   CD   CE   NZ                                   
REMARK 470     LYS A 215    CG   CD   CE   NZ                                   
REMARK 470     LYS A 248    CG   CD   CE   NZ                                   
REMARK 470     GLU A 267    CG   CD   OE1  OE2                                  
REMARK 470     GLU A 290    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 317    CG   CD   CE   NZ                                   
REMARK 470     ARG A 396    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLN A 400    CG   CD   OE1  NE2                                  
REMARK 470     GLU A 405    CG   CD   OE1  OE2                                  
REMARK 470     ASP A 416    CG   OD1  OD2                                       
REMARK 470     LYS A 473    CG   CD   CE   NZ                                   
REMARK 470     GLN A 479    CG   CD   OE1  NE2                                  
REMARK 470     LYS A 485    CG   CD   CE   NZ                                   
REMARK 470     GLU A 486    CG   CD   OE1  OE2                                  
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    ASN A  34      100.27    -48.41                                   
REMARK 500    CYS A  36        3.36    -58.62                                   
REMARK 500    CYS A  59        3.23    -63.40                                   
REMARK 500    THR A  60      129.81    -38.53                                   
REMARK 500    ARG A  61       27.63     48.94                                   
REMARK 500    CYS A  69       61.33     63.40                                   
REMARK 500    HIS A  95      -52.82   -139.64                                   
REMARK 500    ARG A  97       27.54    -55.86                                   
REMARK 500    TRP A  98      -50.41   -137.76                                   
REMARK 500    ALA A 105       33.75    -95.52                                   
REMARK 500    LEU A 117      -79.78    -47.51                                   
REMARK 500    THR A 118      -74.04    -29.78                                   
REMARK 500    THR A 129      -96.75   -102.25                                   
REMARK 500    ASP A 135       41.99    -98.05                                   
REMARK 500    VAL A 145      -11.90    -48.42                                   
REMARK 500    PRO A 153     -171.78    -61.81                                   
REMARK 500    ARG A 157       18.45    -66.59                                   
REMARK 500    PRO A 160      -77.55    -41.06                                   
REMARK 500    LYS A 169       -6.21    -56.78                                   
REMARK 500    ARG A 185      -77.19   -101.27                                   
REMARK 500    THR A 194      150.23    -46.76                                   
REMARK 500    ALA A 223       83.81    -65.74                                   
REMARK 500    HIS A 226       62.28     38.87                                   
REMARK 500    ILE A 233      -56.42   -124.25                                   
REMARK 500    PHE A 247       55.15     14.10                                   
REMARK 500    GLU A 268      -36.10    147.19                                   
REMARK 500    ALA A 269       65.87   -113.80                                   
REMARK 500    PRO A 270       58.00    -58.29                                   
REMARK 500    MET A 273     -148.74   -128.64                                   
REMARK 500    HIS A 274       15.52   -155.50                                   
REMARK 500    ARG A 277       97.93    -53.89                                   
REMARK 500    PRO A 280        2.57    -58.20                                   
REMARK 500    PRO A 281      -91.43    -92.58                                   
REMARK 500    SER A 283       15.13     58.38                                   
REMARK 500    GLN A 284       77.20   -117.51                                   
REMARK 500    VAL A 287      -46.07   -134.83                                   
REMARK 500    GLU A 290      -42.87    -25.34                                   
REMARK 500    THR A 322       19.99    -62.77                                   
REMARK 500    GLN A 327      -71.89    -55.47                                   
REMARK 500    PHE A 329      -70.58    -64.34                                   
REMARK 500    GLU A 347      -46.89   -137.02                                   
REMARK 500    GLN A 350      -71.19    -60.74                                   
REMARK 500    LEU A 359      146.80    -38.50                                   
REMARK 500    ARG A 374      125.49   -174.02                                   
REMARK 500    ARG A 376      103.33   -162.09                                   
REMARK 500    TRP A 387       51.07    -90.64                                   
REMARK 500    PRO A 392     -162.15    -71.87                                   
REMARK 500    TYR A 402      155.08    -45.14                                   
REMARK 500    PHE A 409       -2.50     50.22                                   
REMARK 500    ASN A 410      160.87    -48.67                                   
REMARK 500                                                                      
REMARK 500 THIS ENTRY HAS      62 RAMACHANDRAN OUTLIERS.                        
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 823        DISTANCE =  6.52 ANGSTROMS                       
REMARK 525    HOH A 842        DISTANCE =  6.34 ANGSTROMS                       
REMARK 525    HOH A 844        DISTANCE =  5.88 ANGSTROMS                       
REMARK 525    HOH A 848        DISTANCE =  6.13 ANGSTROMS                       
REMARK 525    HOH A 861        DISTANCE =  5.82 ANGSTROMS                       
REMARK 525    HOH A 875        DISTANCE =  7.21 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                             COH A 601  CO                            
REMARK 620 N RES CSSEQI ATOM                                                    
REMARK 620 1 HIS A 388   NE2                                                    
REMARK 620 2 COH A 601   NA  106.8                                              
REMARK 620 3 COH A 601   NB   88.8  86.0                                        
REMARK 620 4 COH A 601   NC   73.3 178.9  92.9                                  
REMARK 620 5 COH A 601   ND   91.8  95.9 177.8  85.3                            
REMARK 620 N                    1     2     3     4                             
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 1CVU   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF ARACHIDONIC ACID BOUND TO THE CYCLOOXYGENASE    
REMARK 900 ACTIVE SITE OF COX-2                                                 
REMARK 900 RELATED ID: 1DDX   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF A MIXTURE OF ARACHIDONIC ACID AND               
REMARK 900 PROSTAGLANDIN BOUND TO THE CYCLOOXYGENASE ACTIVE SITE OF COX-2:      
REMARK 900 PROSTAGLANDIN STRUCTURE                                              
REMARK 900 RELATED ID: 1PRH   RELATED DB: PDB                                   
REMARK 900 CRYSTAL STRUCTURE OF THE MEMBRANE PROTEIN PROSTAGLANDIN H2 SYNTHASE- 
REMARK 900 1                                                                    
REMARK 900 RELATED ID: 1PTH   RELATED DB: PDB                                   
REMARK 900 THE STRUCTURAL BASIS OF ASPIRIN ACTIVITY INFERRED FROM THE CRYSTAL   
REMARK 900 STRUCTURE OF INACTIVATED PROSTAGLANDIN H2 SYNTHASE-1                 
REMARK 900 RELATED ID: 1PGE   RELATED DB: PDB                                   
REMARK 900 SYNTHESIS AND USE OF IODINATED NONSTEROIDAL ANTIINFLAMMATORY DRUG    
REMARK 900 ANALOGS AS CRYSTALLOGRAPHIC PROBES OF THE PROSTAGLANDIN H2 SYNTHASE- 
REMARK 900 1 CYCLOOXYGENASE ACTIVE SITE                                         
DBREF  1DIY A   32   584  GB     165844   AAA31511        31    583             
SEQRES   1 A  553  PRO VAL ASN PRO CYS CYS TYR TYR PRO CYS GLN HIS GLN          
SEQRES   2 A  553  GLY ILE CYS VAL ARG PHE GLY LEU ASP ARG TYR GLN CYS          
SEQRES   3 A  553  ASP CYS THR ARG THR GLY TYR SER GLY PRO ASN CYS THR          
SEQRES   4 A  553  ILE PRO GLU ILE TRP THR TRP LEU ARG THR THR LEU ARG          
SEQRES   5 A  553  PRO SER PRO SER PHE ILE HIS PHE LEU LEU THR HIS GLY          
SEQRES   6 A  553  ARG TRP LEU TRP ASP PHE VAL ASN ALA THR PHE ILE ARG          
SEQRES   7 A  553  ASP THR LEU MET ARG LEU VAL LEU THR VAL ARG SER ASN          
SEQRES   8 A  553  LEU ILE PRO SER PRO PRO THR TYR ASN ILE ALA HIS ASP          
SEQRES   9 A  553  TYR ILE SER TRP GLU SER PHE SER ASN VAL SER TYR TYR          
SEQRES  10 A  553  THR ARG ILE LEU PRO SER VAL PRO ARG ASP CYS PRO THR          
SEQRES  11 A  553  PRO MET GLY THR LYS GLY LYS LYS GLN LEU PRO ASP ALA          
SEQRES  12 A  553  GLU PHE LEU SER ARG ARG PHE LEU LEU ARG ARG LYS PHE          
SEQRES  13 A  553  ILE PRO ASP PRO GLN GLY THR ASN LEU MET PHE ALA PHE          
SEQRES  14 A  553  PHE ALA GLN HIS PHE THR HIS GLN PHE PHE LYS THR SER          
SEQRES  15 A  553  GLY LYS MET GLY PRO GLY PHE THR LYS ALA LEU GLY HIS          
SEQRES  16 A  553  GLY VAL ASP LEU GLY HIS ILE TYR GLY ASP ASN LEU GLU          
SEQRES  17 A  553  ARG GLN TYR GLN LEU ARG LEU PHE LYS ASP GLY LYS LEU          
SEQRES  18 A  553  LYS TYR GLN MET LEU ASN GLY GLU VAL TYR PRO PRO SER          
SEQRES  19 A  553  VAL GLU GLU ALA PRO VAL LEU MET HIS TYR PRO ARG GLY          
SEQRES  20 A  553  ILE PRO PRO GLN SER GLN MET ALA VAL GLY GLN GLU VAL          
SEQRES  21 A  553  PHE GLY LEU LEU PRO GLY LEU MET LEU TYR ALA THR ILE          
SEQRES  22 A  553  TRP LEU ARG GLU HIS ASN ARG VAL CYS ASP LEU LEU LYS          
SEQRES  23 A  553  ALA GLU HIS PRO THR TRP GLY ASP GLU GLN LEU PHE GLN          
SEQRES  24 A  553  THR ALA ARG LEU ILE LEU ILE GLY GLU THR ILE LYS ILE          
SEQRES  25 A  553  VAL ILE GLU GLU TYR VAL GLN GLN LEU SER GLY TYR PHE          
SEQRES  26 A  553  LEU GLN LEU LYS PHE ASP PRO GLU LEU LEU PHE GLY ALA          
SEQRES  27 A  553  GLN PHE GLN TYR ARG ASN ARG ILE ALA MET GLU PHE ASN          
SEQRES  28 A  553  GLN LEU TYR HIS TRP HIS PRO LEU MET PRO ASP SER PHE          
SEQRES  29 A  553  ARG VAL GLY PRO GLN ASP TYR SER TYR GLU GLN PHE LEU          
SEQRES  30 A  553  PHE ASN THR SER MET LEU VAL ASP TYR GLY VAL GLU ALA          
SEQRES  31 A  553  LEU VAL ASP ALA PHE SER ARG GLN PRO ALA GLY ARG ILE          
SEQRES  32 A  553  GLY GLY GLY ARG ASN ILE ASP HIS HIS ILE LEU HIS VAL          
SEQRES  33 A  553  ALA VAL ASP VAL ILE LYS GLU SER ARG VAL LEU ARG LEU          
SEQRES  34 A  553  GLN PRO PHE ASN GLU TYR ARG LYS ARG PHE GLY MET LYS          
SEQRES  35 A  553  PRO TYR THR SER PHE GLN GLU LEU THR GLY GLU LYS GLU          
SEQRES  36 A  553  MET ALA ALA GLU LEU GLU GLU LEU TYR GLY ASP ILE ASP          
SEQRES  37 A  553  ALA LEU GLU PHE TYR PRO GLY LEU LEU LEU GLU LYS CYS          
SEQRES  38 A  553  HIS PRO ASN SER ILE PHE GLY GLU SER MET ILE GLU MET          
SEQRES  39 A  553  GLY ALA PRO PHE SER LEU LYS GLY LEU LEU GLY ASN PRO          
SEQRES  40 A  553  ILE CYS SER PRO GLU TYR TRP LYS ALA SER THR PHE GLY          
SEQRES  41 A  553  GLY GLU VAL GLY PHE ASN LEU VAL LYS THR ALA THR LEU          
SEQRES  42 A  553  LYS LYS LEU VAL CYS LEU ASN THR LYS THR CYS PRO TYR          
SEQRES  43 A  553  VAL SER PHE HIS VAL PRO ASP                                  
MODRES 1DIY ASN A   68  ASN  GLYCOSYLATION SITE                                 
MODRES 1DIY ASN A  144  ASN  GLYCOSYLATION SITE                                 
MODRES 1DIY ASN A  410  ASN  GLYCOSYLATION SITE                                 
HET    NAG  B   1      14                                                       
HET    NDG  B   2      14                                                       
HET    NAG  C   1      14                                                       
HET    NAG  C   2      14                                                       
HET    BMA  C   3      11                                                       
HET    BMA  C   4      11                                                       
HET    MAN  C   5      11                                                       
HET    NAG  D   1      14                                                       
HET    NAG  D   2      14                                                       
HET    BOG  A 750      20                                                       
HET    BOG  A 751      20                                                       
HET    BOG  A 752      20                                                       
HET    BOG  A 753      20                                                       
HET    COH  A 601      43                                                       
HET    ACD  A 700      22                                                       
HETNAM     NAG 2-ACETAMIDO-2-DEOXY-BETA-D-GLUCOPYRANOSE                         
HETNAM     NDG 2-ACETAMIDO-2-DEOXY-ALPHA-D-GLUCOPYRANOSE                        
HETNAM     BMA BETA-D-MANNOPYRANOSE                                             
HETNAM     MAN ALPHA-D-MANNOPYRANOSE                                            
HETNAM     BOG OCTYL BETA-D-GLUCOPYRANOSIDE                                     
HETNAM     COH PROTOPORPHYRIN IX CONTAINING CO                                  
HETNAM     ACD ARACHIDONIC ACID                                                 
HETSYN     NAG N-ACETYL-BETA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-BETA-           
HETSYN   2 NAG  D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-ACETAMIDO-          
HETSYN   3 NAG  2-DEOXY-GLUCOSE; N-ACETYL-D-GLUCOSAMINE                         
HETSYN     NDG N-ACETYL-ALPHA-D-GLUCOSAMINE; 2-ACETAMIDO-2-DEOXY-               
HETSYN   2 NDG  ALPHA-D-GLUCOSE; 2-ACETAMIDO-2-DEOXY-D-GLUCOSE; 2-              
HETSYN   3 NDG  ACETAMIDO-2-DEOXY-GLUCOSE; 2-(ACETYLAMINO)-2-DEOXY-A-           
HETSYN   4 NDG  D-GLUCOPYRANOSE                                                 
HETSYN     BMA BETA-D-MANNOSE; D-MANNOSE; MANNOSE                               
HETSYN     MAN ALPHA-D-MANNOSE; D-MANNOSE; MANNOSE                              
HETSYN     BOG BETA-OCTYLGLUCOSIDE; OCTYL BETA-D-GLUCOSIDE; OCTYL D-            
HETSYN   2 BOG  GLUCOSIDE; OCTYL GLUCOSIDE                                      
FORMUL   2  NAG    5(C8 H15 N O6)                                               
FORMUL   2  NDG    C8 H15 N O6                                                  
FORMUL   3  BMA    2(C6 H12 O6)                                                 
FORMUL   3  MAN    C6 H12 O6                                                    
FORMUL   5  BOG    4(C14 H28 O6)                                                
FORMUL   9  COH    C34 H32 CO N4 O4                                             
FORMUL  10  ACD    C20 H32 O2                                                   
FORMUL  11  HOH   *109(H2 O)                                                    
HELIX    1   1 ASN A   34  TYR A   38  5                                   5    
HELIX    2   2 GLU A   73  ARG A   83  1                                  11    
HELIX    3   3 SER A   85  THR A   94  1                                  10    
HELIX    4   4 TRP A   98  ALA A  105  1                                   8    
HELIX    5   5 PHE A  107  ASN A  122  1                                  16    
HELIX    6   6 SER A  138  ASN A  144  1                                   7    
HELIX    7   7 ASP A  173  LEU A  182  1                                  10    
HELIX    8   8 ASN A  195  HIS A  207  1                                  13    
HELIX    9   9 ASN A  237  ARG A  245  1                                   9    
HELIX   10  10 LEU A  295  HIS A  320  1                                  26    
HELIX   11  11 GLY A  324  GLU A  347  1                                  24    
HELIX   12  12 GLU A  347  GLY A  354  1                                   8    
HELIX   13  13 ASP A  362  PHE A  367  5                                   6    
HELIX   14  14 ALA A  378  TYR A  385  1                                   8    
HELIX   15  15 HIS A  386  HIS A  386  5                                   1    
HELIX   16  16 TRP A  387  MET A  391  5                                   5    
HELIX   17  17 SER A  403  LEU A  408  1                                   6    
HELIX   18  18 SER A  412  GLY A  418  1                                   7    
HELIX   19  19 GLY A  418  GLN A  429  1                                  12    
HELIX   20  20 ILE A  444  ARG A  459  1                                  16    
HELIX   21  21 PRO A  462  PHE A  470  1                                   9    
HELIX   22  22 SER A  477  THR A  482  1                                   6    
HELIX   23  23 LYS A  485  GLY A  496  1                                  12    
HELIX   24  24 ASP A  497  LEU A  501  5                                   5    
HELIX   25  25 GLU A  502  GLU A  510  1                                   9    
HELIX   26  26 GLY A  519  GLY A  536  1                                  18    
HELIX   27  27 ASN A  537  SER A  541  5                                   5    
HELIX   28  28 LYS A  546  PHE A  550  5                                   5    
HELIX   29  29 GLY A  552  THR A  561  1                                  10    
HELIX   30  30 THR A  563  LEU A  570  1                                   8    
SHEET    1   A 2 ILE A  46  PHE A  50  0                                        
SHEET    2   A 2 ARG A  54  ASP A  58 -1  O  ARG A  54   N  PHE A  50           
SHEET    1   B 2 TYR A  64  SER A  65  0                                        
SHEET    2   B 2 ILE A  71  PRO A  72 -1  N  ILE A  71   O  SER A  65           
SHEET    1   C 2 GLN A 255  LEU A 257  0                                        
SHEET    2   C 2 GLU A 260  TYR A 262 -1  O  GLU A 260   N  LEU A 257           
SHEET    1   D 2 PHE A 395  VAL A 397  0                                        
SHEET    2   D 2 GLN A 400  TYR A 402 -1  O  GLN A 400   N  VAL A 397           
SSBOND   1 CYS A   36    CYS A   47                          1555   1555  2.05  
SSBOND   2 CYS A   37    CYS A  159                          1555   1555  2.04  
SSBOND   3 CYS A   41    CYS A   57                          1555   1555  2.03  
SSBOND   4 CYS A   59    CYS A   69                          1555   1555  2.03  
SSBOND   5 CYS A  569    CYS A  575                          1555   1555  2.03  
LINK         ND2 ASN A  68                 C1  NAG B   1     1555   1555  1.45  
LINK         ND2 ASN A 144                 C1  NAG C   1     1555   1555  1.46  
LINK         ND2 ASN A 410                 C1  NAG D   1     1555   1555  1.45  
LINK         O4  NAG B   1                 C1  NDG B   2     1555   1555  1.41  
LINK         O4  NAG C   1                 C1  NAG C   2     1555   1555  1.40  
LINK         O4  NAG C   2                 C1  BMA C   3     1555   1555  1.40  
LINK         O6  BMA C   3                 C1  BMA C   4     1555   1555  1.41  
LINK         O3  BMA C   4                 C1  MAN C   5     1555   1555  1.41  
LINK         O4  NAG D   1                 C1  NAG D   2     1555   1555  1.39  
LINK         NE2 HIS A 388                CO   COH A 601     1555   1555  2.16  
CISPEP   1 SER A  126    PRO A  127          0         0.19                     
CRYST1  182.100  182.100  103.640  90.00  90.00 120.00 P 65 2 2     12          
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      0.005491  0.003171  0.000000        0.00000                         
SCALE2      0.000000  0.006341  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.009649        0.00000