HEADER    OXIDOREDUCTASE                          31-MAR-22   7ZEJ              
TITLE     CRYSTAL STRUCTURE OF THE HUMAN MGC45594 GENE PRODUCT IN COMPLEX WITH  
TITLE    2 CELECOXIB.                                                           
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROSTAGLANDIN REDUCTASE 3;                                 
COMPND   3 CHAIN: A, B;                                                         
COMPND   4 SYNONYM: PRG-3,ZINC-BINDING ALCOHOL DEHYDROGENASE DOMAIN-CONTAINING  
COMPND   5 PROTEIN 2;                                                           
COMPND   6 EC: 1.3.1.48;                                                        
COMPND   7 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS;                                   
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606;                                                
SOURCE   5 GENE: ZADH2, PTGR3;                                                  
SOURCE   6 EXPRESSION_SYSTEM: ESCHERICHIA COLI;                                 
SOURCE   7 EXPRESSION_SYSTEM_TAXID: 562                                         
KEYWDS    ALKENAL REDUCTASES, PROSTAGLANDIN REDUCTASES, PHASE 1 XENOBIOTIC      
KEYWDS   2 METABOLISM, REACTIVE OXYGEN SPECIES, LIPID PEROXIDATION,             
KEYWDS   3 POLYUNSATURATED FATTY ACID, INFLAMMATION, LIPID MEDIATOR METABOLISM, 
KEYWDS   4 STRUCTURAL GENOMICS, STRUCTURAL GENOMICS CONSORTIUM, SGC,            
KEYWDS   5 OXIDOREDUCTASE                                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    N.SHAFQAT,W.W.YUE,L.KOEKEMOER,F.NIESEN,E.UGOCHUKWU,M.VOLLMAR,         
AUTHOR   2 J.WEIGELT,T.KROJER,A.PIKE,A.CHAIKAUD,F.VON DELFT,C.ARROWSMITH,       
AUTHOR   3 C.BOUNTRA,A.EDWARDS,U.OPPERMAN,STRUCTURAL GENOMICS CONSORTIUM (SGC)  
REVDAT   2   31-JAN-24 7ZEJ    1       REMARK                                   
REVDAT   1   04-MAY-22 7ZEJ    0                                                
JRNL        AUTH   N.SHAFQAT,S.G.DAKIN,F.M.ESTRADA,F.H.NIESEN,G.WELLS,C.YAPP,   
JRNL        AUTH 2 M.K.TROUMPRA,D.BROTHERTON,S.PORTE,J.MESA,E.YAKOVTSEVA,       
JRNL        AUTH 3 J.FARRES,X.PARES,T.LIU,R.ALTMAN,A.CARR,L.KOEKEMOER,F.NIESEN, 
JRNL        AUTH 4 W.W.YUE,U.OPPERMAN                                           
JRNL        TITL   HUMAN PROSTAGLANDIN/ALKENAL REDUCTASES: SUBSTRATE            
JRNL        TITL 2 SPECIFICITIES, INHIBITOR PROFILES, STRUCTURAL INSIGHTS AND   
JRNL        TITL 3 SUBCELLULAR LOCALIZATION SUGGEST PROTECTIVE ROLES IN         
JRNL        TITL 4 INFLAMMATORY AND OXIDATIVE STRESS CONDITIONS.                
JRNL        REF    TO BE PUBLISHED                                              
JRNL        REFN                                                                
REMARK   2                                                                      
REMARK   2 RESOLUTION.    1.79 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : REFMAC 5.8.0267                                      
REMARK   3   AUTHORS     : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER,              
REMARK   3               : NICHOLLS,WINN,LONG,VAGIN                             
REMARK   3                                                                      
REMARK   3    REFINEMENT TARGET : NULL                                          
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 1.79                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 16.76                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : NULL                           
REMARK   3   COMPLETENESS FOR RANGE        (%) : 85.8                           
REMARK   3   NUMBER OF REFLECTIONS             : 55934                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD          : FREE R-VALUE                    
REMARK   3   FREE R VALUE TEST SET SELECTION  : NULL                            
REMARK   3   R VALUE     (WORKING + TEST SET) : NULL                            
REMARK   3   R VALUE            (WORKING SET) : 0.185                           
REMARK   3   FREE R VALUE                     : 0.234                           
REMARK   3   FREE R VALUE TEST SET SIZE   (%) : 3.095                           
REMARK   3   FREE R VALUE TEST SET COUNT      : 1731                            
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED           : NULL                         
REMARK   3   BIN RESOLUTION RANGE HIGH       (A) : 1.79                         
REMARK   3   BIN RESOLUTION RANGE LOW        (A) : 1.84                         
REMARK   3   REFLECTION IN BIN     (WORKING SET) : 3164                         
REMARK   3   BIN COMPLETENESS (WORKING+TEST) (%) : 67.93                        
REMARK   3   BIN R VALUE           (WORKING SET) : 0.3130                       
REMARK   3   BIN FREE R VALUE SET COUNT          : 100                          
REMARK   3   BIN FREE R VALUE                    : 0.3180                       
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 5074                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 148                                     
REMARK   3   SOLVENT ATOMS            : 169                                     
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : NULL                           
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 27.31                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -1.46900                                             
REMARK   3    B22 (A**2) : 4.79700                                              
REMARK   3    B33 (A**2) : -3.05000                                             
REMARK   3    B12 (A**2) : -1.73500                                             
REMARK   3    B13 (A**2) : 0.48800                                              
REMARK   3    B23 (A**2) : 0.20200                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED OVERALL COORDINATE ERROR.                                 
REMARK   3   ESU BASED ON R VALUE                            (A): 0.143         
REMARK   3   ESU BASED ON FREE R VALUE                       (A): 0.140         
REMARK   3   ESU BASED ON MAXIMUM LIKELIHOOD                 (A): 0.134         
REMARK   3   ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 4.935         
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.963                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.937                         
REMARK   3                                                                      
REMARK   3  RMS DEVIATIONS FROM IDEAL VALUES        COUNT    RMS    WEIGHT      
REMARK   3   BOND LENGTHS REFINED ATOMS        (A):  5342 ; 0.008 ; 0.013       
REMARK   3   BOND LENGTHS OTHERS               (A):  5102 ; 0.001 ; 0.015       
REMARK   3   BOND ANGLES REFINED ATOMS   (DEGREES):  7276 ; 1.580 ; 1.661       
REMARK   3   BOND ANGLES OTHERS          (DEGREES): 11769 ; 1.319 ; 1.579       
REMARK   3   TORSION ANGLES, PERIOD 1    (DEGREES):   681 ; 6.995 ; 5.000       
REMARK   3   TORSION ANGLES, PERIOD 2    (DEGREES):   201 ;36.341 ;22.488       
REMARK   3   TORSION ANGLES, PERIOD 3    (DEGREES):   864 ;13.754 ;15.000       
REMARK   3   TORSION ANGLES, PERIOD 4    (DEGREES):    22 ;19.634 ;15.000       
REMARK   3   CHIRAL-CENTER RESTRAINTS       (A**3):   698 ; 0.070 ; 0.200       
REMARK   3   GENERAL PLANES REFINED ATOMS      (A):  5959 ; 0.007 ; 0.020       
REMARK   3   GENERAL PLANES OTHERS             (A):  1099 ; 0.001 ; 0.020       
REMARK   3   NON-BONDED CONTACTS REFINED ATOMS (A):   939 ; 0.199 ; 0.200       
REMARK   3   NON-BONDED CONTACTS OTHERS        (A):    93 ; 0.207 ; 0.200       
REMARK   3   NON-BONDED TORSION REFINED ATOMS  (A):  2597 ; 0.158 ; 0.200       
REMARK   3   NON-BONDED TORSION OTHERS         (A):  NULL ;  NULL ;  NULL       
REMARK   3   H-BOND (X...Y) REFINED ATOMS      (A):   215 ; 0.149 ; 0.200       
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):  2727 ; 1.911 ; 2.724       
REMARK   3   MAIN-CHAIN BOND OTHER ATOMS    (A**2):  2726 ; 1.911 ; 2.723       
REMARK   3   MAIN-CHAIN ANGLE REFINED ATOMS (A**2):  3407 ; 2.909 ; 4.076       
REMARK   3   MAIN-CHAIN ANGLE OTHER ATOMS   (A**2):  3408 ; 2.908 ; 4.077       
REMARK   3   SIDE-CHAIN BOND REFINED ATOMS  (A**2):  2615 ; 2.540 ; 3.060       
REMARK   3   SIDE-CHAIN BOND OTHER ATOMS    (A**2):  2616 ; 2.540 ; 3.062       
REMARK   3   SIDE-CHAIN ANGLE REFINED ATOMS (A**2):  3869 ; 3.988 ; 4.490       
REMARK   3   SIDE-CHAIN ANGLE OTHER ATOMS   (A**2):  3870 ; 3.988 ; 4.492       
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 BULK SOLVENT                                    
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 THEIR        
REMARK   3  RIDING POSITIONS                                                    
REMARK   4                                                                      
REMARK   4 7ZEJ COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 12-APR-22.                  
REMARK 100 THE DEPOSITION ID IS D_1292122060.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 20-JAN-10                          
REMARK 200  TEMPERATURE           (KELVIN) : 100                                
REMARK 200  PH                             : 7.0-8.0                            
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : Y                                  
REMARK 200  RADIATION SOURCE               : DIAMOND                            
REMARK 200  BEAMLINE                       : I03                                
REMARK 200  X-RAY GENERATOR MODEL          : NULL                               
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 0.9763                             
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : CCD                                
REMARK 200  DETECTOR MANUFACTURER          : ADSC QUANTUM 315R                  
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : MOSFLM                             
REMARK 200  DATA SCALING SOFTWARE          : SCALA                              
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 101296                             
REMARK 200  RESOLUTION RANGE HIGH      (A) : 1.790                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 16.760                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 85.8                               
REMARK 200  DATA REDUNDANCY                : 1.800                              
REMARK 200  R MERGE                    (I) : 0.05200                            
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 8.3000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.79                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 1.89                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : NULL                               
REMARK 200  DATA REDUNDANCY IN SHELL       : NULL                               
REMARK 200  R MERGE FOR SHELL          (I) : 0.22600                            
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: 2C0C                                                 
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 50.07                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.46                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 0.5M NA MALONATE PH 7.0, 0.25W/V         
REMARK 280  JEFFAMINE ED 2001 PH 7.0 HEPES PH 8.0, VAPOR DIFFUSION, HANGING     
REMARK 280  DROP, TEMPERATURE 293K                                              
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1                              
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,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                                                                      
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: 6990 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 26290 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -20.0 KCAL/MOL                        
REMARK 350 APPLY THE FOLLOWING TO CHAINS: A                                     
REMARK 350   BIOMT1   1  1.000000  0.000000  0.000000        0.00000            
REMARK 350   BIOMT2   1  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   1  0.000000  0.000000  1.000000        0.00000            
REMARK 350 APPLY THE FOLLOWING TO CHAINS: B                                     
REMARK 350   BIOMT1   2  1.000000  0.000000  0.000000      -46.83000            
REMARK 350   BIOMT2   2  0.000000  1.000000  0.000000        0.00000            
REMARK 350   BIOMT3   2  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     HIS B   362                                                      
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  HH21  ARG A    61     OE2  GLU A   359              1.55            
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   549     O    HOH B   551     1455     2.19            
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    SER A  33      146.28   -171.42                                   
REMARK 500    PRO A  79       12.16    -65.31                                   
REMARK 500    PHE A 262       62.62   -153.42                                   
REMARK 500    CYS A 321       73.32   -116.99                                   
REMARK 500    PHE B 262       59.55   -150.50                                   
REMARK 500    CYS B 321       74.60   -118.60                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 900                                                                      
REMARK 900 RELATED ENTRIES                                                      
REMARK 900 RELATED ID: 2C0C   RELATED DB: PDB                                   
REMARK 900 MGC45594 GENE PRODUCT                                                
REMARK 900 RELATED ID: 2WEK   RELATED DB: PDB                                   
REMARK 900 MGC45594 GENE PRODUCT IN COMPLEX WITH DICLOFENAC                     
REMARK 900 RELATED ID: 2X1H   RELATED DB: PDB                                   
REMARK 900 MGC45594 GENE PRODUCT IN COMPLEX WITH RALOXIFENE                     
REMARK 900 RELATED ID: 2X7H   RELATED DB: PDB                                   
REMARK 900 MGC45594 GENE PRODUCT IN COMPLEX WITH FENOPROFEN                     
REMARK 900 RELATED ID: MGC45594A   RELATED DB: TARGETTRACK                      
DBREF  7ZEJ A   24   362  UNP    Q8N4Q0   PTGR3_HUMAN     33    371             
DBREF  7ZEJ B   24   362  UNP    Q8N4Q0   PTGR3_HUMAN     33    371             
SEQADV 7ZEJ SER A   22  UNP  Q8N4Q0              EXPRESSION TAG                 
SEQADV 7ZEJ MET A   23  UNP  Q8N4Q0              EXPRESSION TAG                 
SEQADV 7ZEJ SER B   22  UNP  Q8N4Q0              EXPRESSION TAG                 
SEQADV 7ZEJ MET B   23  UNP  Q8N4Q0              EXPRESSION TAG                 
SEQRES   1 A  341  SER MET MET GLN LYS LEU VAL VAL THR ARG LEU SER PRO          
SEQRES   2 A  341  ASN PHE ARG GLU ALA VAL THR LEU SER ARG ASP CYS PRO          
SEQRES   3 A  341  VAL PRO LEU PRO GLY ASP GLY ASP LEU LEU VAL ARG ASN          
SEQRES   4 A  341  ARG PHE VAL GLY VAL ASN ALA SER ASP ILE ASN TYR SER          
SEQRES   5 A  341  ALA GLY ARG TYR ASP PRO SER VAL LYS PRO PRO PHE ASP          
SEQRES   6 A  341  ILE GLY PHE GLU GLY ILE GLY GLU VAL VAL ALA LEU GLY          
SEQRES   7 A  341  LEU SER ALA SER ALA ARG TYR THR VAL GLY GLN ALA VAL          
SEQRES   8 A  341  ALA TYR MET ALA PRO GLY SER PHE ALA GLU TYR THR VAL          
SEQRES   9 A  341  VAL PRO ALA SER ILE ALA THR PRO VAL PRO SER VAL LYS          
SEQRES  10 A  341  PRO GLU TYR LEU THR LEU LEU VAL SER GLY THR THR ALA          
SEQRES  11 A  341  TYR ILE SER LEU LYS GLU LEU GLY GLY LEU SER GLU GLY          
SEQRES  12 A  341  LYS LYS VAL LEU VAL THR ALA ALA ALA GLY GLY THR GLY          
SEQRES  13 A  341  GLN PHE ALA MET GLN LEU SER LYS LYS ALA LYS CYS HIS          
SEQRES  14 A  341  VAL ILE GLY THR CYS SER SER ASP GLU LYS SER ALA PHE          
SEQRES  15 A  341  LEU LYS SER LEU GLY CYS ASP ARG PRO ILE ASN TYR LYS          
SEQRES  16 A  341  THR GLU PRO VAL GLY THR VAL LEU LYS GLN GLU TYR PRO          
SEQRES  17 A  341  GLU GLY VAL ASP VAL VAL TYR GLU SER VAL GLY GLY ALA          
SEQRES  18 A  341  MET PHE ASP LEU ALA VAL ASP ALA LEU ALA THR LYS GLY          
SEQRES  19 A  341  ARG LEU ILE VAL ILE GLY PHE ILE SER GLY TYR GLN THR          
SEQRES  20 A  341  PRO THR GLY LEU SER PRO VAL LYS ALA GLY THR LEU PRO          
SEQRES  21 A  341  ALA LYS LEU LEU LYS LYS SER ALA SER VAL GLN GLY PHE          
SEQRES  22 A  341  PHE LEU ASN HIS TYR LEU SER LYS TYR GLN ALA ALA MET          
SEQRES  23 A  341  SER HIS LEU LEU GLU MET CYS VAL SER GLY ASP LEU VAL          
SEQRES  24 A  341  CYS GLU VAL ASP LEU GLY ASP LEU SER PRO GLU GLY ARG          
SEQRES  25 A  341  PHE THR GLY LEU GLU SER ILE PHE ARG ALA VAL ASN TYR          
SEQRES  26 A  341  MET TYR MET GLY LYS ASN THR GLY LYS ILE VAL VAL GLU          
SEQRES  27 A  341  LEU PRO HIS                                                  
SEQRES   1 B  341  SER MET MET GLN LYS LEU VAL VAL THR ARG LEU SER PRO          
SEQRES   2 B  341  ASN PHE ARG GLU ALA VAL THR LEU SER ARG ASP CYS PRO          
SEQRES   3 B  341  VAL PRO LEU PRO GLY ASP GLY ASP LEU LEU VAL ARG ASN          
SEQRES   4 B  341  ARG PHE VAL GLY VAL ASN ALA SER ASP ILE ASN TYR SER          
SEQRES   5 B  341  ALA GLY ARG TYR ASP PRO SER VAL LYS PRO PRO PHE ASP          
SEQRES   6 B  341  ILE GLY PHE GLU GLY ILE GLY GLU VAL VAL ALA LEU GLY          
SEQRES   7 B  341  LEU SER ALA SER ALA ARG TYR THR VAL GLY GLN ALA VAL          
SEQRES   8 B  341  ALA TYR MET ALA PRO GLY SER PHE ALA GLU TYR THR VAL          
SEQRES   9 B  341  VAL PRO ALA SER ILE ALA THR PRO VAL PRO SER VAL LYS          
SEQRES  10 B  341  PRO GLU TYR LEU THR LEU LEU VAL SER GLY THR THR ALA          
SEQRES  11 B  341  TYR ILE SER LEU LYS GLU LEU GLY GLY LEU SER GLU GLY          
SEQRES  12 B  341  LYS LYS VAL LEU VAL THR ALA ALA ALA GLY GLY THR GLY          
SEQRES  13 B  341  GLN PHE ALA MET GLN LEU SER LYS LYS ALA LYS CYS HIS          
SEQRES  14 B  341  VAL ILE GLY THR CYS SER SER ASP GLU LYS SER ALA PHE          
SEQRES  15 B  341  LEU LYS SER LEU GLY CYS ASP ARG PRO ILE ASN TYR LYS          
SEQRES  16 B  341  THR GLU PRO VAL GLY THR VAL LEU LYS GLN GLU TYR PRO          
SEQRES  17 B  341  GLU GLY VAL ASP VAL VAL TYR GLU SER VAL GLY GLY ALA          
SEQRES  18 B  341  MET PHE ASP LEU ALA VAL ASP ALA LEU ALA THR LYS GLY          
SEQRES  19 B  341  ARG LEU ILE VAL ILE GLY PHE ILE SER GLY TYR GLN THR          
SEQRES  20 B  341  PRO THR GLY LEU SER PRO VAL LYS ALA GLY THR LEU PRO          
SEQRES  21 B  341  ALA LYS LEU LEU LYS LYS SER ALA SER VAL GLN GLY PHE          
SEQRES  22 B  341  PHE LEU ASN HIS TYR LEU SER LYS TYR GLN ALA ALA MET          
SEQRES  23 B  341  SER HIS LEU LEU GLU MET CYS VAL SER GLY ASP LEU VAL          
SEQRES  24 B  341  CYS GLU VAL ASP LEU GLY ASP LEU SER PRO GLU GLY ARG          
SEQRES  25 B  341  PHE THR GLY LEU GLU SER ILE PHE ARG ALA VAL ASN TYR          
SEQRES  26 B  341  MET TYR MET GLY LYS ASN THR GLY LYS ILE VAL VAL GLU          
SEQRES  27 B  341  LEU PRO HIS                                                  
HET    NAP  A 401      73                                                       
HET    CEL  A 402      40                                                       
HET    NAP  B 401      73                                                       
HET    CEL  B 402      40                                                       
HETNAM     NAP NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE                 
HETNAM     CEL 4-[5-(4-METHYLPHENYL)-3-(TRIFLUOROMETHYL)-1H-PYRAZOL-1-          
HETNAM   2 CEL  YL]BENZENESULFONAMIDE                                           
HETSYN     NAP 2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE                       
HETSYN     CEL CELECOXIB                                                        
FORMUL   3  NAP    2(C21 H28 N7 O17 P3)                                         
FORMUL   4  CEL    2(C17 H14 F3 N3 O2 S)                                        
FORMUL   7  HOH   *169(H2 O)                                                    
HELIX    1 AA1 ASN A   35  ALA A   39  1                                   5    
HELIX    2 AA2 SER A   68  ALA A   74  1                                   7    
HELIX    3 AA3 LEU A  100  ARG A  105  5                                   6    
HELIX    4 AA4 SER A  129  ALA A  131  5                                   3    
HELIX    5 AA5 LYS A  138  LEU A  144  1                                   7    
HELIX    6 AA6 VAL A  146  GLY A  159  1                                  14    
HELIX    7 AA7 THR A  176  ALA A  187  1                                  12    
HELIX    8 AA8 SER A  197  LEU A  207  1                                  11    
HELIX    9 AA9 PRO A  219  TYR A  228  1                                  10    
HELIX   10 AB1 GLY A  241  ALA A  250  1                                  10    
HELIX   11 AB2 PHE A  262  TYR A  266  5                                   5    
HELIX   12 AB3 THR A  279  SER A  288  1                                  10    
HELIX   13 AB4 PHE A  295  SER A  301  5                                   7    
HELIX   14 AB5 LYS A  302  SER A  316  1                                  15    
HELIX   15 AB6 GLY A  336  GLU A  338  5                                   3    
HELIX   16 AB7 SER A  339  MET A  349  1                                  11    
HELIX   17 AB8 ASN B   35  ALA B   39  1                                   5    
HELIX   18 AB9 SER B   68  ALA B   74  1                                   7    
HELIX   19 AC1 LEU B  100  ARG B  105  5                                   6    
HELIX   20 AC2 SER B  129  ALA B  131  5                                   3    
HELIX   21 AC3 LYS B  138  THR B  143  1                                   6    
HELIX   22 AC4 VAL B  146  GLY B  159  1                                  14    
HELIX   23 AC5 THR B  176  ALA B  187  1                                  12    
HELIX   24 AC6 SER B  197  LEU B  207  1                                  11    
HELIX   25 AC7 PRO B  219  TYR B  228  1                                  10    
HELIX   26 AC8 GLY B  240  ALA B  250  1                                  11    
HELIX   27 AC9 PHE B  262  TYR B  266  5                                   5    
HELIX   28 AD1 THR B  279  SER B  288  1                                  10    
HELIX   29 AD2 PHE B  295  SER B  301  5                                   7    
HELIX   30 AD3 LYS B  302  SER B  316  1                                  15    
HELIX   31 AD4 GLU B  338  MET B  349  1                                  12    
SHEET    1 AA1 2 MET A  23  VAL A  29  0                                        
SHEET    2 AA1 2 VAL A  40  PRO A  47 -1  O  THR A  41   N  VAL A  28           
SHEET    1 AA2 5 TYR A 123  PRO A 127  0                                        
SHEET    2 AA2 5 ASP A  55  GLY A  64 -1  N  LEU A  56   O  VAL A 126           
SHEET    3 AA2 5 GLU A  90  LEU A  98 -1  O  ILE A  92   N  ARG A  61           
SHEET    4 AA2 5 ALA A 111  MET A 115 -1  O  VAL A 112   N  GLY A  93           
SHEET    5 AA2 5 THR A 132  PRO A 133 -1  O  THR A 132   N  ALA A 113           
SHEET    1 AA3 4 TYR A 123  PRO A 127  0                                        
SHEET    2 AA3 4 ASP A  55  GLY A  64 -1  N  LEU A  56   O  VAL A 126           
SHEET    3 AA3 4 LYS A 355  GLU A 359 -1  O  VAL A 358   N  VAL A  63           
SHEET    4 AA3 4 VAL A 323  ASP A 324  1  N  ASP A 324   O  LYS A 355           
SHEET    1 AA4 6 ARG A 211  ASN A 214  0                                        
SHEET    2 AA4 6 HIS A 190  CYS A 195  1  N  GLY A 193   O  ILE A 213           
SHEET    3 AA4 6 LYS A 166  VAL A 169  1  N  VAL A 167   O  ILE A 192           
SHEET    4 AA4 6 VAL A 232  GLU A 237  1  O  TYR A 236   N  LEU A 168           
SHEET    5 AA4 6 LEU A 251  VAL A 259  1  O  ILE A 258   N  VAL A 235           
SHEET    6 AA4 6 SER A 290  GLY A 293  1  O  SER A 290   N  LEU A 257           
SHEET    1 AA5 2 MET B  23  VAL B  29  0                                        
SHEET    2 AA5 2 VAL B  40  PRO B  47 -1  O  THR B  41   N  VAL B  28           
SHEET    1 AA6 5 TYR B 123  PRO B 127  0                                        
SHEET    2 AA6 5 ASP B  55  GLY B  64 -1  N  LEU B  56   O  VAL B 126           
SHEET    3 AA6 5 GLU B  90  LEU B  98 -1  O  GLU B  94   N  ARG B  59           
SHEET    4 AA6 5 ALA B 111  MET B 115 -1  O  VAL B 112   N  GLY B  93           
SHEET    5 AA6 5 THR B 132  PRO B 133 -1  O  THR B 132   N  ALA B 113           
SHEET    1 AA7 4 TYR B 123  PRO B 127  0                                        
SHEET    2 AA7 4 ASP B  55  GLY B  64 -1  N  LEU B  56   O  VAL B 126           
SHEET    3 AA7 4 LYS B 355  GLU B 359 -1  O  VAL B 358   N  VAL B  63           
SHEET    4 AA7 4 VAL B 323  ASP B 324  1  N  ASP B 324   O  LYS B 355           
SHEET    1 AA8 6 ARG B 211  ASN B 214  0                                        
SHEET    2 AA8 6 HIS B 190  CYS B 195  1  N  GLY B 193   O  ILE B 213           
SHEET    3 AA8 6 LYS B 166  VAL B 169  1  N  VAL B 167   O  ILE B 192           
SHEET    4 AA8 6 VAL B 232  GLU B 237  1  O  TYR B 236   N  LEU B 168           
SHEET    5 AA8 6 LEU B 251  VAL B 259  1  O  ILE B 258   N  VAL B 235           
SHEET    6 AA8 6 SER B 290  GLY B 293  1  O  GLN B 292   N  VAL B 259           
CISPEP   1 PRO A   83    PRO A   84          0         2.68                     
CISPEP   2 PRO B   83    PRO B   84          0         2.83                     
CRYST1   46.830   51.410   75.880  93.86  91.48 101.29 P 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      0.021354  0.004263  0.000869        0.00000                         
SCALE2      0.000000  0.019835  0.001468        0.00000                         
SCALE3      0.000000  0.000000  0.013219        0.00000