HEADER    MEMBRANE PROTEIN                        24-AUG-18   6M9T              
TITLE     CRYSTAL STRUCTURE OF EP3 RECEPTOR BOUND TO MISOPROSTOL-FA             
COMPND    MOL_ID: 1;                                                            
COMPND   2 MOLECULE: PROSTAGLANDIN E2 RECEPTOR EP3 SUBTYPE, ENDOLYSIN CHIMERA;  
COMPND   3 CHAIN: A;                                                            
COMPND   4 FRAGMENT: EP3 UNP RESIDUES 2-259,273-353 WITH INTERVENING LYSOZYME;  
COMPND   5 SYNONYM: PGE2 RECEPTOR EP3 SUBTYPE,PGE2-R,PROSTANOID EP3 RECEPTOR,   
COMPND   6 LYSIS PROTEIN,LYSOZYME,MURAMIDASE;                                   
COMPND   7 EC: 3.2.1.17;                                                        
COMPND   8 ENGINEERED: YES                                                      
SOURCE    MOL_ID: 1;                                                            
SOURCE   2 ORGANISM_SCIENTIFIC: HOMO SAPIENS, ENTEROBACTERIA PHAGE T4;          
SOURCE   3 ORGANISM_COMMON: HUMAN;                                              
SOURCE   4 ORGANISM_TAXID: 9606, 10665;                                         
SOURCE   5 GENE: PTGER3;                                                        
SOURCE   6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA;                            
SOURCE   7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM;                             
SOURCE   8 EXPRESSION_SYSTEM_TAXID: 7108                                        
KEYWDS    GPCR, PROSTAGLANDIN E2 RECEPTOR 3 (EP3), PROSTAGLANDIN ANALOGUE,      
KEYWDS   2 MEMBRANE PROTEIN, MISOPROSTOL-FA (BIOLOGICALLY ACTIVE FREE ACID),    
KEYWDS   3 XFEL, LCP, T4L                                                       
EXPDTA    X-RAY DIFFRACTION                                                     
AUTHOR    M.AUDET,K.L.WHITE,B.BRETON,B.ZARZYCKA,G.W.HAN,Y.LU,C.GATI,A.BATYUK,   
AUTHOR   2 P.POPOV,J.VELASQUEZ,D.MANAHAN,H.HU,U.WEIERSTALL,W.LIU,W.SHUI,        
AUTHOR   3 V.KATRICH,V.CHEREZOV,M.A.HANSON,R.C.STEVENS                          
REVDAT   5   06-NOV-24 6M9T    1       REMARK                                   
REVDAT   4   11-OCT-23 6M9T    1       REMARK                                   
REVDAT   3   29-APR-20 6M9T    1       REMARK                                   
REVDAT   2   13-FEB-19 6M9T    1       JRNL                                     
REVDAT   1   05-DEC-18 6M9T    0                                                
JRNL        AUTH   M.AUDET,K.L.WHITE,B.BRETON,B.ZARZYCKA,G.W.HAN,Y.LU,C.GATI,   
JRNL        AUTH 2 A.BATYUK,P.POPOV,J.VELASQUEZ,D.MANAHAN,H.HU,U.WEIERSTALL,    
JRNL        AUTH 3 W.LIU,W.SHUI,V.KATRITCH,V.CHEREZOV,M.A.HANSON,R.C.STEVENS    
JRNL        TITL   CRYSTAL STRUCTURE OF MISOPROSTOL BOUND TO THE LABOR INDUCER  
JRNL        TITL 2 PROSTAGLANDIN E2RECEPTOR.                                    
JRNL        REF    NAT. CHEM. BIOL.              V.  15    11 2019              
JRNL        REFN                   ESSN 1552-4469                               
JRNL        PMID   30510194                                                     
JRNL        DOI    10.1038/S41589-018-0160-Y                                    
REMARK   2                                                                      
REMARK   2 RESOLUTION.    2.50 ANGSTROMS.                                       
REMARK   3                                                                      
REMARK   3 REFINEMENT.                                                          
REMARK   3   PROGRAM     : BUSTER 2.10.2                                        
REMARK   3   AUTHORS     : BRICOGNE,BLANC,BRANDL,FLENSBURG,KELLER,              
REMARK   3               : PACIOREK,ROVERSI,SHARFF,SMART,VONRHEIN,              
REMARK   3               : WOMACK,MATTHEWS,TEN EYCK,TRONRUD                     
REMARK   3                                                                      
REMARK   3  DATA USED IN REFINEMENT.                                            
REMARK   3   RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50                           
REMARK   3   RESOLUTION RANGE LOW  (ANGSTROMS) : 27.27                          
REMARK   3   DATA CUTOFF            (SIGMA(F)) : 0.000                          
REMARK   3   COMPLETENESS FOR RANGE        (%) : 100.0                          
REMARK   3   NUMBER OF REFLECTIONS             : 22101                          
REMARK   3                                                                      
REMARK   3  FIT TO DATA USED IN REFINEMENT.                                     
REMARK   3   CROSS-VALIDATION METHOD           : THROUGHOUT                     
REMARK   3   FREE R VALUE TEST SET SELECTION   : RANDOM                         
REMARK   3   R VALUE     (WORKING + TEST SET)  : 0.202                          
REMARK   3   R VALUE            (WORKING SET)  : 0.200                          
REMARK   3   FREE R VALUE                      : 0.242                          
REMARK   3   FREE R VALUE TEST SET SIZE   (%)  : 4.750                          
REMARK   3   FREE R VALUE TEST SET COUNT       : 1050                           
REMARK   3   ESTIMATED ERROR OF FREE R VALUE   : 0.000                          
REMARK   3                                                                      
REMARK   3  FIT IN THE HIGHEST RESOLUTION BIN.                                  
REMARK   3   TOTAL NUMBER OF BINS USED               : 11                       
REMARK   3   BIN RESOLUTION RANGE HIGH   (ANGSTROMS) : 2.50                     
REMARK   3   BIN RESOLUTION RANGE LOW    (ANGSTROMS) : 2.62                     
REMARK   3   BIN COMPLETENESS (WORKING+TEST)     (%) : 99.97                    
REMARK   3   REFLECTIONS IN BIN (WORKING + TEST SET) : 2925                     
REMARK   3   BIN R VALUE        (WORKING + TEST SET) : 0.2820                   
REMARK   3   REFLECTIONS IN BIN        (WORKING SET) : 2798                     
REMARK   3   BIN R VALUE               (WORKING SET) : 0.2790                   
REMARK   3   BIN FREE R VALUE                        : 0.3410                   
REMARK   3   BIN FREE R VALUE TEST SET SIZE      (%) : 4.34                     
REMARK   3   BIN FREE R VALUE TEST SET COUNT         : 127                      
REMARK   3   ESTIMATED ERROR OF BIN FREE R VALUE     : 0.000                    
REMARK   3                                                                      
REMARK   3  NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT.                    
REMARK   3   PROTEIN ATOMS            : 3416                                    
REMARK   3   NUCLEIC ACID ATOMS       : 0                                       
REMARK   3   HETEROGEN ATOMS          : 127                                     
REMARK   3   SOLVENT ATOMS            : 5                                       
REMARK   3                                                                      
REMARK   3  B VALUES.                                                           
REMARK   3   FROM WILSON PLOT           (A**2) : 74.95                          
REMARK   3   MEAN B VALUE      (OVERALL, A**2) : 128.8                          
REMARK   3   OVERALL ANISOTROPIC B VALUE.                                       
REMARK   3    B11 (A**2) : -5.05720                                             
REMARK   3    B22 (A**2) : -3.09750                                             
REMARK   3    B33 (A**2) : 8.15470                                              
REMARK   3    B12 (A**2) : 0.00000                                              
REMARK   3    B13 (A**2) : 20.02750                                             
REMARK   3    B23 (A**2) : 0.00000                                              
REMARK   3                                                                      
REMARK   3  ESTIMATED COORDINATE ERROR.                                         
REMARK   3   ESD FROM LUZZATI PLOT                    (A) : 0.560               
REMARK   3   DPI (BLOW EQ-10) BASED ON R VALUE        (A) : 0.315               
REMARK   3   DPI (BLOW EQ-9) BASED ON FREE R VALUE    (A) : 0.234               
REMARK   3   DPI (CRUICKSHANK) BASED ON R VALUE       (A) : 0.337               
REMARK   3   DPI (CRUICKSHANK) BASED ON FREE R VALUE  (A) : 0.242               
REMARK   3                                                                      
REMARK   3   REFERENCES: BLOW, D. (2002) ACTA CRYST D58, 792-797                
REMARK   3               CRUICKSHANK, D.W.J. (1999) ACTA CRYST D55, 583-601     
REMARK   3                                                                      
REMARK   3 CORRELATION COEFFICIENTS.                                            
REMARK   3   CORRELATION COEFFICIENT FO-FC      : 0.956                         
REMARK   3   CORRELATION COEFFICIENT FO-FC FREE : 0.950                         
REMARK   3                                                                      
REMARK   3   NUMBER OF GEOMETRIC FUNCTION TERMS DEFINED : 15                    
REMARK   3   TERM                          COUNT    WEIGHT   FUNCTION.          
REMARK   3    BOND LENGTHS              : 3630   ; 2.000  ; HARMONIC            
REMARK   3    BOND ANGLES               : 4909   ; 2.000  ; HARMONIC            
REMARK   3    TORSION ANGLES            : 1257   ; 2.000  ; SINUSOIDAL          
REMARK   3    TRIGONAL CARBON PLANES    : 55     ; 2.000  ; HARMONIC            
REMARK   3    GENERAL PLANES            : 530    ; 5.000  ; HARMONIC            
REMARK   3    ISOTROPIC THERMAL FACTORS : 3630   ; 20.000 ; HARMONIC            
REMARK   3    BAD NON-BONDED CONTACTS   : NULL   ; NULL   ; NULL                
REMARK   3    IMPROPER TORSIONS         : NULL   ; NULL   ; NULL                
REMARK   3    PSEUDOROTATION ANGLES     : NULL   ; NULL   ; NULL                
REMARK   3    CHIRAL IMPROPER TORSION   : 479    ; 5.000  ; SEMIHARMONIC        
REMARK   3    SUM OF OCCUPANCIES        : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY DISTANCES         : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY ANGLES            : NULL   ; NULL   ; NULL                
REMARK   3    UTILITY TORSION           : NULL   ; NULL   ; NULL                
REMARK   3    IDEAL-DIST CONTACT TERM   : 3985   ; 4.000  ; SEMIHARMONIC        
REMARK   3                                                                      
REMARK   3   RMS DEVIATIONS FROM IDEAL VALUES.                                  
REMARK   3    BOND LENGTHS                       (A) : 0.009                    
REMARK   3    BOND ANGLES                  (DEGREES) : 0.95                     
REMARK   3    PEPTIDE OMEGA TORSION ANGLES (DEGREES) : 1.88                     
REMARK   3    OTHER TORSION ANGLES         (DEGREES) : 18.66                    
REMARK   3                                                                      
REMARK   3  TLS DETAILS                                                         
REMARK   3   NUMBER OF TLS GROUPS  : 2                                          
REMARK   3                                                                      
REMARK   3   TLS GROUP : 1                                                      
REMARK   3    SELECTION: { A|46 - A|259 A|273 - A|353 }                         
REMARK   3    ORIGIN FOR THE GROUP (A):  126.1788  -10.9319  145.6804           
REMARK   3    T TENSOR                                                          
REMARK   3     T11:   -1.0475 T22:   -0.8036                                    
REMARK   3     T33:   -1.1661 T12:    0.0099                                    
REMARK   3     T13:   -0.0409 T23:    0.0578                                    
REMARK   3    L TENSOR                                                          
REMARK   3     L11:    2.9504 L22:    2.5618                                    
REMARK   3     L33:    4.3817 L12:    0.0481                                    
REMARK   3     L13:    1.1550 L23:    0.8426                                    
REMARK   3    S TENSOR                                                          
REMARK   3     S11:   -0.1590 S12:   -0.2316 S13:    0.1667                     
REMARK   3     S21:    0.0543 S22:    0.1092 S23:    0.3195                     
REMARK   3     S31:   -0.1149 S32:   -0.5722 S33:    0.0498                     
REMARK   3                                                                      
REMARK   3   TLS GROUP : 2                                                      
REMARK   3    SELECTION: { A|1000 - A|1163 }                                    
REMARK   3    ORIGIN FOR THE GROUP (A):  119.9708  -17.1007  102.9829           
REMARK   3    T TENSOR                                                          
REMARK   3     T11:   -0.7657 T22:   -0.6251                                    
REMARK   3     T33:   -1.3404 T12:   -0.1645                                    
REMARK   3     T13:   -0.2056 T23:    0.0782                                    
REMARK   3    L TENSOR                                                          
REMARK   3     L11:    6.1972 L22:    4.1803                                    
REMARK   3     L33:   12.5595 L12:   -0.2125                                    
REMARK   3     L13:    5.0948 L23:   -0.4859                                    
REMARK   3    S TENSOR                                                          
REMARK   3     S11:   -0.1528 S12:    0.3283 S13:    0.3114                     
REMARK   3     S21:   -0.4009 S22:   -0.1887 S23:   -0.2772                     
REMARK   3     S31:   -0.6020 S32:    0.9801 S33:    0.3415                     
REMARK   3                                                                      
REMARK   3  OTHER REFINEMENT REMARKS: NULL                                      
REMARK   4                                                                      
REMARK   4 6M9T COMPLIES WITH FORMAT V. 3.30, 13-JUL-11                         
REMARK 100                                                                      
REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 27-AUG-18.                  
REMARK 100 THE DEPOSITION ID IS D_1000233952.                                   
REMARK 200                                                                      
REMARK 200 EXPERIMENTAL DETAILS                                                 
REMARK 200  EXPERIMENT TYPE                : X-RAY DIFFRACTION                  
REMARK 200  DATE OF DATA COLLECTION        : 19-AUG-17                          
REMARK 200  TEMPERATURE           (KELVIN) : 293                                
REMARK 200  PH                             : NULL                               
REMARK 200  NUMBER OF CRYSTALS USED        : 1                                  
REMARK 200                                                                      
REMARK 200  SYNCHROTRON              (Y/N) : N                                  
REMARK 200  RADIATION SOURCE               : FREE ELECTRON LASER                
REMARK 200  BEAMLINE                       : CXI                                
REMARK 200  X-RAY GENERATOR MODEL          : SLAC LCLS BEAMLINE CXI             
REMARK 200  MONOCHROMATIC OR LAUE    (M/L) : M                                  
REMARK 200  WAVELENGTH OR RANGE        (A) : 1.302                              
REMARK 200  MONOCHROMATOR                  : NULL                               
REMARK 200  OPTICS                         : NULL                               
REMARK 200                                                                      
REMARK 200  DETECTOR TYPE                  : PIXEL                              
REMARK 200  DETECTOR MANUFACTURER          : CS-PAD CXI-1                       
REMARK 200  INTENSITY-INTEGRATION SOFTWARE : CRYSTFEL 0.6.2                     
REMARK 200  DATA SCALING SOFTWARE          : CRYSTFEL 0.6.2                     
REMARK 200                                                                      
REMARK 200  NUMBER OF UNIQUE REFLECTIONS   : 22151                              
REMARK 200  RESOLUTION RANGE HIGH      (A) : 2.500                              
REMARK 200  RESOLUTION RANGE LOW       (A) : 30.030                             
REMARK 200  REJECTION CRITERIA  (SIGMA(I)) : NULL                               
REMARK 200                                                                      
REMARK 200 OVERALL.                                                             
REMARK 200  COMPLETENESS FOR RANGE     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY                : 223.9                              
REMARK 200  R MERGE                    (I) : NULL                               
REMARK 200  R SYM                      (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR THE DATA SET  : 4.2000                             
REMARK 200                                                                      
REMARK 200 IN THE HIGHEST RESOLUTION SHELL.                                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.50                     
REMARK 200  HIGHEST RESOLUTION SHELL, RANGE LOW  (A) : 2.62                     
REMARK 200  COMPLETENESS FOR SHELL     (%) : 100.0                              
REMARK 200  DATA REDUNDANCY IN SHELL       : 90.50                              
REMARK 200  R MERGE FOR SHELL          (I) : NULL                               
REMARK 200  R SYM FOR SHELL            (I) : NULL                               
REMARK 200  <I/SIGMA(I)> FOR SHELL         : 0.250                              
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: PDB ENTRIES 3P0G & 4EIY                              
REMARK 200                                                                      
REMARK 200 REMARK: NULL                                                         
REMARK 280                                                                      
REMARK 280 CRYSTAL                                                              
REMARK 280 SOLVENT CONTENT, VS   (%): 53.72                                     
REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.66                     
REMARK 280                                                                      
REMARK 280 CRYSTALLIZATION CONDITIONS: 100 MM SODIUM CITRATE, PH 3.8-4.2, 10    
REMARK 280  -35 MM MAGNESIUM SULFATE, 20-23% V/V PEG400, 2.5% JEFFAMINE M-      
REMARK 280  600, LIPIDIC CUBIC PHASE, TEMPERATURE 293K                          
REMARK 290                                                                      
REMARK 290 CRYSTALLOGRAPHIC SYMMETRY                                            
REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1                          
REMARK 290                                                                      
REMARK 290      SYMOP   SYMMETRY                                                
REMARK 290     NNNMMM   OPERATOR                                                
REMARK 290       1555   X,Y,Z                                                   
REMARK 290       2555   -X,Y,-Z                                                 
REMARK 290       3555   X+1/2,Y+1/2,Z                                           
REMARK 290       4555   -X+1/2,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        0.00000            
REMARK 290   SMTRY3   2  0.000000  0.000000 -1.000000        0.00000            
REMARK 290   SMTRY1   3  1.000000  0.000000  0.000000       60.40000            
REMARK 290   SMTRY2   3  0.000000  1.000000  0.000000       27.42500            
REMARK 290   SMTRY3   3  0.000000  0.000000  1.000000        0.00000            
REMARK 290   SMTRY1   4 -1.000000  0.000000  0.000000       60.40000            
REMARK 290   SMTRY2   4  0.000000  1.000000  0.000000       27.42500            
REMARK 290   SMTRY3   4  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 300 REMARK: AUTHORS STATE THAT THE BIOLOGICAL UNIT IS UNKNOWN.           
REMARK 350                                                                      
REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN           
REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE                
REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS          
REMARK 350 GIVEN BELOW.  BOTH NON-CRYSTALLOGRAPHIC AND                          
REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN.                               
REMARK 350                                                                      
REMARK 350 BIOMOLECULE: 1                                                       
REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC                  
REMARK 350 SOFTWARE USED: PISA                                                  
REMARK 350 TOTAL BURIED SURFACE AREA: 2430 ANGSTROM**2                          
REMARK 350 SURFACE AREA OF THE COMPLEX: 22420 ANGSTROM**2                       
REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -50.0 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 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     VAL A   -11                                                      
REMARK 465     PHE A   -10                                                      
REMARK 465     ALA A    -9                                                      
REMARK 465     ASP A    -8                                                      
REMARK 465     TYR A    -7                                                      
REMARK 465     LYS A    -6                                                      
REMARK 465     ASP A    -5                                                      
REMARK 465     ASP A    -4                                                      
REMARK 465     ASP A    -3                                                      
REMARK 465     ASP A    -2                                                      
REMARK 465     GLY A    -1                                                      
REMARK 465     ALA A     0                                                      
REMARK 465     PRO A     1                                                      
REMARK 465     LYS A     2                                                      
REMARK 465     GLU A     3                                                      
REMARK 465     THR A     4                                                      
REMARK 465     ARG A     5                                                      
REMARK 465     GLY A     6                                                      
REMARK 465     TYR A     7                                                      
REMARK 465     GLY A     8                                                      
REMARK 465     GLY A     9                                                      
REMARK 465     ASP A    10                                                      
REMARK 465     ALA A    11                                                      
REMARK 465     PRO A    12                                                      
REMARK 465     PHE A    13                                                      
REMARK 465     CYS A    14                                                      
REMARK 465     THR A    15                                                      
REMARK 465     ARG A    16                                                      
REMARK 465     LEU A    17                                                      
REMARK 465     ASN A    18                                                      
REMARK 465     HIS A    19                                                      
REMARK 465     SER A    20                                                      
REMARK 465     TYR A    21                                                      
REMARK 465     THR A    22                                                      
REMARK 465     GLY A    23                                                      
REMARK 465     MET A    24                                                      
REMARK 465     TRP A    25                                                      
REMARK 465     ALA A    26                                                      
REMARK 465     PRO A    27                                                      
REMARK 465     GLU A    28                                                      
REMARK 465     ARG A    29                                                      
REMARK 465     SER A    30                                                      
REMARK 465     ALA A    31                                                      
REMARK 465     GLU A    32                                                      
REMARK 465     ALA A    33                                                      
REMARK 465     ARG A    34                                                      
REMARK 465     GLY A    35                                                      
REMARK 465     ASN A    36                                                      
REMARK 465     LEU A    37                                                      
REMARK 465     THR A    38                                                      
REMARK 465     ARG A    39                                                      
REMARK 465     PRO A    40                                                      
REMARK 465     PRO A    41                                                      
REMARK 465     GLY A    42                                                      
REMARK 465     SER A    43                                                      
REMARK 465     GLY A    44                                                      
REMARK 465     GLU A    45                                                      
REMARK 465     GLY A   213                                                      
REMARK 465     ARG A   214                                                      
REMARK 465     GLY A   215                                                      
REMARK 465     GLY A   216                                                      
REMARK 465     ASN A   217                                                      
REMARK 465     GLY A   218                                                      
REMARK 465     THR A   219                                                      
REMARK 465     SER A   220                                                      
REMARK 465     SER A   221                                                      
REMARK 465     SER A   222                                                      
REMARK 465     HIS A   223                                                      
REMARK 465     GLN A   309                                                      
REMARK 465     THR A   310                                                      
REMARK 465     SER A   311                                                      
REMARK 465     VAL A   312                                                      
REMARK 465     GLU A   313                                                      
REMARK 465     HIS A   314                                                      
REMARK 465     CYS A   315                                                      
REMARK 465     LYS A   316                                                      
REMARK 465     THR A   317                                                      
REMARK 465     HIS A   318                                                      
REMARK 465     THR A   319                                                      
REMARK 465     PHE A  2007                                                      
REMARK 465     GLN A  2008                                                      
REMARK 465     GLY A  2009                                                      
REMARK 465     PRO A  2010                                                      
REMARK 465     HIS A  2011                                                      
REMARK 465     HIS A  2012                                                      
REMARK 465     HIS A  2013                                                      
REMARK 465     HIS A  2014                                                      
REMARK 465     HIS A  2015                                                      
REMARK 465     HIS A  2016                                                      
REMARK 465     HIS A  2017                                                      
REMARK 465     HIS A  2018                                                      
REMARK 465     HIS A  2019                                                      
REMARK 465     HIS A  2020                                                      
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     CYS A  47    SG                                                  
REMARK 470     TYR A  77    CG   CD1  CD2  CE1  CE2  CZ   OH                    
REMARK 470     ARG A  80    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     GLU A  81    CG   CD   OE1  OE2                                  
REMARK 470     SER A  82    OG                                                  
REMARK 470     ARG A  84    NE   CZ   NH1  NH2                                  
REMARK 470     PHE A  88    CG   CD1  CD2  CE1  CE2  CZ                         
REMARK 470     ARG A 119    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     HIS A 122    CG   ND1  CD2  CE1  NE2                             
REMARK 470     LEU A 179    CG   CD1  CD2                                       
REMARK 470     ASN A 224    CG   OD1  ND2                                       
REMARK 470     ARG A 275    CG   CD   NE   CZ   NH1  NH2                        
REMARK 470     LYS A 304    CG   CD   CE   NZ                                   
REMARK 470     GLU A 320    CG   CD   OE1  OE2                                  
REMARK 470     LYS A 321    CG   CD   CE   NZ                                   
REMARK 470     LYS A 323    CG   CD   CE   NZ                                   
REMARK 470     ARG A2001    CD   NE   CZ   NH1  NH2                             
REMARK 470     GLU A2004    CG   CD   OE1  OE2                                  
REMARK 470     VAL A2005    CG1  CG2                                            
REMARK 470     LEU A2006    CG   CD1  CD2                                       
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  80       73.66     55.61                                   
REMARK 500    GLU A  81     -107.45   -101.94                                   
REMARK 500    SER A  82      -43.67   -136.17                                   
REMARK 500    LYS A  85       23.71    -78.74                                   
REMARK 500    LYS A 117       59.86     74.34                                   
REMARK 500    GLN A 118     -146.81     51.79                                   
REMARK 500    ARG A 119       72.79     59.83                                   
REMARK 500    MET A 169      -60.91   -157.39                                   
REMARK 500    LYS A 170       -9.28     61.94                                   
REMARK 500    THR A 171      -31.61     68.75                                   
REMARK 500    PRO A 204       37.16    -95.87                                   
REMARK 500    PHE A1114       47.34    -91.21                                   
REMARK 500    SER A1163      -77.61    -83.63                                   
REMARK 500    LEU A 347      -63.11   -142.99                                   
REMARK 500    LEU A 353       45.67    -90.90                                   
REMARK 500                                                                      
REMARK 500 REMARK: NULL                                                         
REMARK 610                                                                      
REMARK 610 MISSING HETEROATOM                                                   
REMARK 610 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER;           
REMARK 610 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER;          
REMARK 610 I=INSERTION CODE):                                                   
REMARK 610   M RES C SSEQI                                                      
REMARK 610     OLC A 2106                                                       
REMARK 610     OLA A 2107                                                       
REMARK 610     OLA A 2108                                                       
REMARK 610     OLA A 2109                                                       
REMARK 800                                                                      
REMARK 800 SITE                                                                 
REMARK 800 SITE_IDENTIFIER: AC1                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue J9P A 2101                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC2                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 2102                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC3                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 2103                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC4                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 2104                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC5                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue SO4 A 2105                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC6                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue OLC A 2106                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC7                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue OLA A 2109                
REMARK 800                                                                      
REMARK 800 SITE_IDENTIFIER: AC8                                                 
REMARK 800 EVIDENCE_CODE: SOFTWARE                                              
REMARK 800 SITE_DESCRIPTION: binding site for residue OLA A 2110                
DBREF  6M9T A    2   259  UNP    P43115   PE2R3_HUMAN      2    259             
DBREF  6M9T A 1002  1161  UNP    P00720   ENLYS_BPT4       2    161             
DBREF  6M9T A  273   353  UNP    P43115   PE2R3_HUMAN    273    353             
SEQADV 6M9T VAL A  -11  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T PHE A  -10  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T ALA A   -9  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T ASP A   -8  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T TYR A   -7  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T LYS A   -6  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T ASP A   -5  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T ASP A   -4  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T ASP A   -3  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T ASP A   -2  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T GLY A   -1  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T ALA A    0  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T PRO A    1  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T GLY A 1000  UNP  P43115              LINKER                         
SEQADV 6M9T SER A 1001  UNP  P43115              LINKER                         
SEQADV 6M9T GLY A 1012  UNP  P00720    ARG    12 VARIANT                        
SEQADV 6M9T THR A 1054  UNP  P00720    CYS    54 ENGINEERED MUTATION            
SEQADV 6M9T THR A 1074  UNP  P00720    ALA    74 ENGINEERED MUTATION            
SEQADV 6M9T ALA A 1097  UNP  P00720    CYS    97 ENGINEERED MUTATION            
SEQADV 6M9T ARG A 1137  UNP  P00720    ILE   137 VARIANT                        
SEQADV 6M9T GLY A 1162  UNP  P00720              LINKER                         
SEQADV 6M9T SER A 1163  UNP  P00720              LINKER                         
SEQADV 6M9T ALA A  286  UNP  P43115    GLY   286 ENGINEERED MUTATION            
SEQADV 6M9T GLY A 2000  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T ARG A 2001  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T PRO A 2002  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T LEU A 2003  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T GLU A 2004  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T VAL A 2005  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T LEU A 2006  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T PHE A 2007  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T GLN A 2008  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T GLY A 2009  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T PRO A 2010  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T HIS A 2011  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T HIS A 2012  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T HIS A 2013  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T HIS A 2014  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T HIS A 2015  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T HIS A 2016  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T HIS A 2017  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T HIS A 2018  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T HIS A 2019  UNP  P43115              EXPRESSION TAG                 
SEQADV 6M9T HIS A 2020  UNP  P43115              EXPRESSION TAG                 
SEQRES   1 A  537  VAL PHE ALA ASP TYR LYS ASP ASP ASP ASP GLY ALA PRO          
SEQRES   2 A  537  LYS GLU THR ARG GLY TYR GLY GLY ASP ALA PRO PHE CYS          
SEQRES   3 A  537  THR ARG LEU ASN HIS SER TYR THR GLY MET TRP ALA PRO          
SEQRES   4 A  537  GLU ARG SER ALA GLU ALA ARG GLY ASN LEU THR ARG PRO          
SEQRES   5 A  537  PRO GLY SER GLY GLU ASP CYS GLY SER VAL SER VAL ALA          
SEQRES   6 A  537  PHE PRO ILE THR MET LEU LEU THR GLY PHE VAL GLY ASN          
SEQRES   7 A  537  ALA LEU ALA MET LEU LEU VAL SER ARG SER TYR ARG ARG          
SEQRES   8 A  537  ARG GLU SER LYS ARG LYS LYS SER PHE LEU LEU CYS ILE          
SEQRES   9 A  537  GLY TRP LEU ALA LEU THR ASP LEU VAL GLY GLN LEU LEU          
SEQRES  10 A  537  THR THR PRO VAL VAL ILE VAL VAL TYR LEU SER LYS GLN          
SEQRES  11 A  537  ARG TRP GLU HIS ILE ASP PRO SER GLY ARG LEU CYS THR          
SEQRES  12 A  537  PHE PHE GLY LEU THR MET THR VAL PHE GLY LEU SER SER          
SEQRES  13 A  537  LEU PHE ILE ALA SER ALA MET ALA VAL GLU ARG ALA LEU          
SEQRES  14 A  537  ALA ILE ARG ALA PRO HIS TRP TYR ALA SER HIS MET LYS          
SEQRES  15 A  537  THR ARG ALA THR ARG ALA VAL LEU LEU GLY VAL TRP LEU          
SEQRES  16 A  537  ALA VAL LEU ALA PHE ALA LEU LEU PRO VAL LEU GLY VAL          
SEQRES  17 A  537  GLY GLN TYR THR VAL GLN TRP PRO GLY THR TRP CYS PHE          
SEQRES  18 A  537  ILE SER THR GLY ARG GLY GLY ASN GLY THR SER SER SER          
SEQRES  19 A  537  HIS ASN TRP GLY ASN LEU PHE PHE ALA SER ALA PHE ALA          
SEQRES  20 A  537  PHE LEU GLY LEU LEU ALA LEU THR VAL THR PHE SER CYS          
SEQRES  21 A  537  ASN LEU ALA THR ILE LYS ALA LEU VAL SER ARG GLY SER          
SEQRES  22 A  537  ASN ILE PHE GLU MET LEU ARG ILE ASP GLU GLY LEU ARG          
SEQRES  23 A  537  LEU LYS ILE TYR LYS ASP THR GLU GLY TYR TYR THR ILE          
SEQRES  24 A  537  GLY ILE GLY HIS LEU LEU THR LYS SER PRO SER LEU ASN          
SEQRES  25 A  537  ALA ALA LYS SER GLU LEU ASP LYS ALA ILE GLY ARG ASN          
SEQRES  26 A  537  THR ASN GLY VAL ILE THR LYS ASP GLU ALA GLU LYS LEU          
SEQRES  27 A  537  PHE ASN GLN ASP VAL ASP ALA THR VAL ARG GLY ILE LEU          
SEQRES  28 A  537  ARG ASN ALA LYS LEU LYS PRO VAL TYR ASP SER LEU ASP          
SEQRES  29 A  537  ALA VAL ARG ARG ALA ALA LEU ILE ASN MET VAL PHE GLN          
SEQRES  30 A  537  MET GLY GLU THR GLY VAL ALA GLY PHE THR ASN SER LEU          
SEQRES  31 A  537  ARG MET LEU GLN GLN LYS ARG TRP ASP GLU ALA ALA VAL          
SEQRES  32 A  537  ASN LEU ALA LYS SER ARG TRP TYR ASN GLN THR PRO ASN          
SEQRES  33 A  537  ARG ALA LYS ARG VAL ILE THR THR PHE ARG THR GLY THR          
SEQRES  34 A  537  TRP ASP ALA TYR GLY SER TRP GLY ARG ILE THR THR GLU          
SEQRES  35 A  537  THR ALA ILE GLN LEU MET ALA ILE MET CYS VAL LEU SER          
SEQRES  36 A  537  VAL CYS TRP SER PRO LEU LEU ILE MET MET LEU LYS MET          
SEQRES  37 A  537  ILE PHE ASN GLN THR SER VAL GLU HIS CYS LYS THR HIS          
SEQRES  38 A  537  THR GLU LYS GLN LYS GLU CYS ASN PHE PHE LEU ILE ALA          
SEQRES  39 A  537  VAL ARG LEU ALA SER LEU ASN GLN ILE LEU ASP PRO TRP          
SEQRES  40 A  537  VAL TYR LEU LEU LEU ARG LYS ILE LEU GLY ARG PRO LEU          
SEQRES  41 A  537  GLU VAL LEU PHE GLN GLY PRO HIS HIS HIS HIS HIS HIS          
SEQRES  42 A  537  HIS HIS HIS HIS                                              
HET    J9P  A2101      26                                                       
HET    SO4  A2102       5                                                       
HET    SO4  A2103       5                                                       
HET    SO4  A2104       5                                                       
HET    SO4  A2105       5                                                       
HET    OLC  A2106      21                                                       
HET    OLA  A2107      15                                                       
HET    OLA  A2108       9                                                       
HET    OLA  A2109      16                                                       
HET    OLA  A2110      20                                                       
HETNAM     J9P (11ALPHA,12ALPHA,13E,16S)-11,16-DIHYDROXY-16-METHYL-9-           
HETNAM   2 J9P  OXOPROST-13-EN-1-OIC ACID                                       
HETNAM     SO4 SULFATE ION                                                      
HETNAM     OLC (2R)-2,3-DIHYDROXYPROPYL (9Z)-OCTADEC-9-ENOATE                   
HETNAM     OLA OLEIC ACID                                                       
HETSYN     OLC 1-OLEOYL-R-GLYCEROL                                              
FORMUL   2  J9P    C21 H36 O5                                                   
FORMUL   3  SO4    4(O4 S 2-)                                                   
FORMUL   7  OLC    C21 H40 O4                                                   
FORMUL   8  OLA    4(C18 H34 O2)                                                
FORMUL  12  HOH   *5(H2 O)                                                      
HELIX    1 AA1 VAL A   52  ARG A   78  1                                  27    
HELIX    2 AA2 LYS A   85  SER A  116  1                                  32    
HELIX    3 AA3 ARG A  119  ASP A  124  1                                   6    
HELIX    4 AA4 GLY A  127  ALA A  161  1                                  35    
HELIX    5 AA5 ALA A  161  HIS A  168  1                                   8    
HELIX    6 AA6 THR A  171  LEU A  190  1                                  20    
HELIX    7 AA7 LEU A  190  GLY A  195  1                                   6    
HELIX    8 AA8 TRP A  225  ARG A  259  1                                  35    
HELIX    9 AA9 SER A 1001  GLY A 1012  1                                  12    
HELIX   10 AB1 SER A 1038  GLY A 1051  1                                  14    
HELIX   11 AB2 THR A 1059  ASN A 1081  1                                  23    
HELIX   12 AB3 LYS A 1083  LEU A 1091  1                                   9    
HELIX   13 AB4 ASP A 1092  GLY A 1107  1                                  16    
HELIX   14 AB5 GLY A 1107  GLY A 1113  1                                   7    
HELIX   15 AB6 PHE A 1114  GLN A 1123  1                                  10    
HELIX   16 AB7 ARG A 1125  LYS A 1135  1                                  11    
HELIX   17 AB8 SER A 1136  THR A 1142  1                                   7    
HELIX   18 AB9 THR A 1142  GLY A 1156  1                                  15    
HELIX   19 AC1 ARG A  275  PHE A  307  1                                  33    
HELIX   20 AC2 LYS A  323  LEU A  347  1                                  25    
HELIX   21 AC3 LEU A  347  LEU A  353  1                                   7    
HELIX   22 AC4 GLY A 2000  LEU A 2006  1                                   7    
SHEET    1 AA1 2 TYR A 199  GLN A 202  0                                        
SHEET    2 AA1 2 TRP A 207  ILE A 210 -1  O  TRP A 207   N  GLN A 202           
SHEET    1 AA2 3 ARG A1014  LYS A1019  0                                        
SHEET    2 AA2 3 TYR A1025  GLY A1028 -1  O  THR A1026   N  TYR A1018           
SHEET    3 AA2 3 HIS A1031  THR A1034 -1  O  LEU A1033   N  TYR A1025           
SSBOND   1 CYS A  130    CYS A  208                          1555   1555  2.03  
CISPEP   1 TRP A  203    PRO A  204          0         3.90                     
SITE     1 AC1 14 PRO A  55  THR A 106  THR A 107  TYR A 114                    
SITE     2 AC1 14 MET A 137  PHE A 140  GLY A 141  THR A 206                    
SITE     3 AC1 14 TRP A 207  TRP A 295  ARG A 333  SER A 336                    
SITE     4 AC1 14 GLN A 339  HOH A2202                                          
SITE     1 AC2  7 ALA A 161  PRO A 162  HIS A 163  TRP A 164                    
SITE     2 AC2  7 ARG A1008  LEU A1013  HOH A2204                               
SITE     1 AC3  4 THR A1142  PRO A1143  ASN A1144  ARG A1145                    
SITE     1 AC4  1 TYR A1088                                                     
SITE     1 AC5  2 MET A  70  GLY A  93                                          
SITE     1 AC6  3 GLN A 283  ALA A 286  VAL A 345                               
SITE     1 AC7  2 ALA A 286  CYS A 289                                          
SITE     1 AC8  4 PHE A  54  MET A  58  ILE A 330  ARG A 333                    
CRYST1  120.800   54.850   96.800  90.00  95.83  90.00 C 1 2 1       4          
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      0.008278  0.000000  0.000845        0.00000                         
SCALE2      0.000000  0.018232  0.000000        0.00000                         
SCALE3      0.000000  0.000000  0.010384        0.00000