HEADER MEMBRANE PROTEIN 29-AUG-18 6AK3 TITLE CRYSTAL STRUCTURE OF THE HUMAN PROSTAGLANDIN E RECEPTOR EP3 BOUND TO TITLE 2 PROSTAGLANDIN E2 COMPND MOL_ID: 1; COMPND 2 MOLECULE: PROSTAGLANDIN E2 RECEPTOR EP3 SUBTYPE,SOLUBLE CYTOCHROME COMPND 3 B562; COMPND 4 CHAIN: B, A; COMPND 5 SYNONYM: PGE2 RECEPTOR EP3 SUBTYPE,PGE2-R,PROSTANOID EP3 RECEPTOR, COMPND 6 CYTOCHROME B-562; COMPND 7 ENGINEERED: YES; COMPND 8 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS, ESCHERICHIA COLI; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606, 562; SOURCE 5 GENE: PTGER3, CYBC; SOURCE 6 EXPRESSION_SYSTEM: SPODOPTERA FRUGIPERDA; SOURCE 7 EXPRESSION_SYSTEM_COMMON: FALL ARMYWORM; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 7108 KEYWDS GPCR, LIPID, SIGNALING PROTEIN, PROSTANOID RECEPTOR, MEMBRANE PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR K.MORIMOTO,R.SUNO,S.IWATA,T.KOBAYASHI REVDAT 6 06-NOV-24 6AK3 1 REMARK REVDAT 5 06-SEP-23 6AK3 1 REMARK REVDAT 4 30-JAN-19 6AK3 1 JRNL REVDAT 3 19-DEC-18 6AK3 1 JRNL REVDAT 2 12-DEC-18 6AK3 1 TITLE REVDAT 1 05-DEC-18 6AK3 0 JRNL AUTH K.MORIMOTO,R.SUNO,Y.HOTTA,K.YAMASHITA,K.HIRATA,M.YAMAMOTO, JRNL AUTH 2 S.NARUMIYA,S.IWATA,T.KOBAYASHI JRNL TITL CRYSTAL STRUCTURE OF THE ENDOGENOUS AGONIST-BOUND PROSTANOID JRNL TITL 2 RECEPTOR EP3. JRNL REF NAT. CHEM. BIOL. V. 15 8 2019 JRNL REFN ESSN 1552-4469 JRNL PMID 30510192 JRNL DOI 10.1038/S41589-018-0171-8 REMARK 2 REMARK 2 RESOLUTION. 2.90 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (1.14_3260: ???) REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.90 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.38 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 3 NUMBER OF REFLECTIONS : 20175 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.253 REMARK 3 R VALUE (WORKING SET) : 0.251 REMARK 3 FREE R VALUE : 0.295 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.790 REMARK 3 FREE R VALUE TEST SET COUNT : 967 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 48.3839 - 5.5453 1.00 2845 149 0.2793 0.3063 REMARK 3 2 5.5453 - 4.4024 1.00 2782 131 0.2518 0.2907 REMARK 3 3 4.4024 - 3.8462 1.00 2712 145 0.2247 0.2971 REMARK 3 4 3.8462 - 3.4947 1.00 2730 142 0.2200 0.2522 REMARK 3 5 3.4947 - 3.2442 1.00 2726 120 0.2361 0.2945 REMARK 3 6 3.2442 - 3.0530 1.00 2718 151 0.2672 0.3004 REMARK 3 7 3.0530 - 2.9001 1.00 2695 129 0.2941 0.3486 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.370 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 29.590 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 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.002 4329 REMARK 3 ANGLE : 0.437 5830 REMARK 3 CHIRALITY : 0.035 702 REMARK 3 PLANARITY : 0.003 679 REMARK 3 DIHEDRAL : 11.924 2480 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 9 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'B' AND (RESID 47 THROUGH 124 ) REMARK 3 ORIGIN FOR THE GROUP (A): 65.8964 55.2678 211.8119 REMARK 3 T TENSOR REMARK 3 T11: 0.1380 T22: 0.1105 REMARK 3 T33: 0.4316 T12: -0.0708 REMARK 3 T13: -0.0010 T23: 0.0597 REMARK 3 L TENSOR REMARK 3 L11: 4.0765 L22: 3.1433 REMARK 3 L33: 3.2029 L12: 1.4763 REMARK 3 L13: 0.2012 L23: 0.7465 REMARK 3 S TENSOR REMARK 3 S11: -0.0680 S12: -0.0003 S13: 0.1724 REMARK 3 S21: -0.0221 S22: -0.0463 S23: 0.1104 REMARK 3 S31: -0.3998 S32: 0.0930 S33: -0.0713 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'B' AND (RESID 125 THROUGH 226 ) REMARK 3 ORIGIN FOR THE GROUP (A): 51.1737 53.8619 210.6267 REMARK 3 T TENSOR REMARK 3 T11: 0.1611 T22: 0.2226 REMARK 3 T33: 0.7294 T12: 0.0005 REMARK 3 T13: -0.0176 T23: 0.1361 REMARK 3 L TENSOR REMARK 3 L11: 3.9445 L22: 2.7074 REMARK 3 L33: 1.8476 L12: 0.7346 REMARK 3 L13: 0.4984 L23: 0.3946 REMARK 3 S TENSOR REMARK 3 S11: -0.0548 S12: 0.2403 S13: 0.7531 REMARK 3 S21: -0.2856 S22: 0.0559 S23: 0.5763 REMARK 3 S31: -0.3771 S32: -0.1006 S33: -0.1423 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'B' AND (RESID 227 THROUGH 346 ) REMARK 3 ORIGIN FOR THE GROUP (A): 54.7739 39.6636 209.2063 REMARK 3 T TENSOR REMARK 3 T11: 0.0011 T22: 0.1943 REMARK 3 T33: 0.3490 T12: -0.0946 REMARK 3 T13: -0.1189 T23: 0.1357 REMARK 3 L TENSOR REMARK 3 L11: 3.7985 L22: 1.9232 REMARK 3 L33: 2.2476 L12: 1.1776 REMARK 3 L13: 0.3215 L23: 0.0564 REMARK 3 S TENSOR REMARK 3 S11: 0.0323 S12: 0.2765 S13: -0.0673 REMARK 3 S21: -0.0424 S22: 0.2005 S23: 0.0656 REMARK 3 S31: 0.3411 S32: -0.2258 S33: -0.2033 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN 'B' AND (RESID 347 THROUGH 1106 ) REMARK 3 ORIGIN FOR THE GROUP (A): 67.5392 38.8477 190.9427 REMARK 3 T TENSOR REMARK 3 T11: 0.2990 T22: 0.5917 REMARK 3 T33: 0.4256 T12: -0.2382 REMARK 3 T13: -0.1104 T23: -0.1950 REMARK 3 L TENSOR REMARK 3 L11: 1.0013 L22: 1.2816 REMARK 3 L33: 1.7124 L12: -0.5649 REMARK 3 L13: 0.2595 L23: -0.8780 REMARK 3 S TENSOR REMARK 3 S11: -0.0258 S12: 0.5700 S13: -0.4380 REMARK 3 S21: -0.4733 S22: 0.0256 S23: 0.4411 REMARK 3 S31: 0.3363 S32: -0.2688 S33: -0.3113 REMARK 3 TLS GROUP : 5 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 47 THROUGH 116 ) REMARK 3 ORIGIN FOR THE GROUP (A): 80.6352 34.7430 208.8639 REMARK 3 T TENSOR REMARK 3 T11: 0.1886 T22: 0.1528 REMARK 3 T33: 0.3973 T12: -0.1120 REMARK 3 T13: -0.0249 T23: -0.1513 REMARK 3 L TENSOR REMARK 3 L11: 3.4172 L22: 2.7431 REMARK 3 L33: 3.3262 L12: 1.1692 REMARK 3 L13: 0.0556 L23: -0.2036 REMARK 3 S TENSOR REMARK 3 S11: -0.0519 S12: 0.1905 S13: -0.3683 REMARK 3 S21: -0.2794 S22: 0.1494 S23: -0.1597 REMARK 3 S31: 0.2958 S32: -0.0641 S33: -0.1379 REMARK 3 TLS GROUP : 6 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 117 THROUGH 202 ) REMARK 3 ORIGIN FOR THE GROUP (A): 95.0747 34.1800 210.3399 REMARK 3 T TENSOR REMARK 3 T11: 0.1368 T22: 0.2155 REMARK 3 T33: 0.6622 T12: 0.0346 REMARK 3 T13: -0.0228 T23: -0.1221 REMARK 3 L TENSOR REMARK 3 L11: 3.4405 L22: 2.6756 REMARK 3 L33: 1.5844 L12: 0.8793 REMARK 3 L13: 0.0934 L23: -0.2199 REMARK 3 S TENSOR REMARK 3 S11: 0.1771 S12: 0.0874 S13: -0.6133 REMARK 3 S21: -0.2623 S22: 0.2032 S23: -0.3748 REMARK 3 S31: 0.2892 S32: 0.1973 S33: -0.0682 REMARK 3 TLS GROUP : 7 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 203 THROUGH 263 ) REMARK 3 ORIGIN FOR THE GROUP (A): 96.5807 47.0508 210.7170 REMARK 3 T TENSOR REMARK 3 T11: -0.0012 T22: 0.3001 REMARK 3 T33: 0.3528 T12: -0.1318 REMARK 3 T13: -0.0119 T23: -0.0657 REMARK 3 L TENSOR REMARK 3 L11: 3.2932 L22: 1.9542 REMARK 3 L33: 0.9691 L12: 0.7375 REMARK 3 L13: 0.3626 L23: 0.1527 REMARK 3 S TENSOR REMARK 3 S11: -0.0681 S12: 0.1161 S13: -0.0773 REMARK 3 S21: -0.2064 S22: 0.0588 S23: -0.2869 REMARK 3 S31: -0.0046 S32: 0.2369 S33: -0.0270 REMARK 3 TLS GROUP : 8 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 264 THROUGH 346 ) REMARK 3 ORIGIN FOR THE GROUP (A): 88.1853 48.9576 210.4439 REMARK 3 T TENSOR REMARK 3 T11: 0.0683 T22: 0.1225 REMARK 3 T33: 0.2849 T12: -0.0449 REMARK 3 T13: 0.0509 T23: -0.0167 REMARK 3 L TENSOR REMARK 3 L11: 3.3107 L22: 2.7440 REMARK 3 L33: 0.5066 L12: 1.1747 REMARK 3 L13: -0.2149 L23: -0.0769 REMARK 3 S TENSOR REMARK 3 S11: 0.0986 S12: 0.0952 S13: 0.1842 REMARK 3 S21: -0.0575 S22: 0.0370 S23: 0.0751 REMARK 3 S31: -0.1455 S32: 0.0465 S33: -0.0415 REMARK 3 TLS GROUP : 9 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 347 THROUGH 1106 ) REMARK 3 ORIGIN FOR THE GROUP (A): 81.0460 52.2088 188.5217 REMARK 3 T TENSOR REMARK 3 T11: 0.2974 T22: 0.5794 REMARK 3 T33: 0.3680 T12: -0.1704 REMARK 3 T13: 0.0358 T23: 0.2688 REMARK 3 L TENSOR REMARK 3 L11: 1.1242 L22: 0.5967 REMARK 3 L33: 1.6152 L12: -0.5864 REMARK 3 L13: -0.7280 L23: 0.9568 REMARK 3 S TENSOR REMARK 3 S11: -0.1010 S12: 0.7775 S13: 0.5754 REMARK 3 S21: -0.4479 S22: 0.0154 S23: -0.4068 REMARK 3 S31: -0.3575 S32: 0.2051 S33: -0.1425 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 6AK3 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 11-SEP-18. REMARK 100 THE DEPOSITION ID IS D_1300008457. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 22-JAN-18 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : SPRING-8 REMARK 200 BEAMLINE : BL32XU REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS EIGER X 9M REMARK 200 INTENSITY-INTEGRATION SOFTWARE : XDS REMARK 200 DATA SCALING SOFTWARE : XDS REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 20206 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.900 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.9 REMARK 200 DATA REDUNDANCY : 43.40 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 1.1500 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.90 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.08 REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 50.07 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.46 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: BUFFER A (0.1 M MES-NAOH (PH 6.0), 35 REMARK 280 % PEG300, 400 MM NA2SO4, 1% 1,2,3-HEPTANETRIOL, 0.2 MM ONO-AE3- REMARK 280 240), BUFFER B (0.1 M MES-NAOH (PH 5.5-6.0), 30-40 % PEG300, 100 REMARK 280 MM NACL, 100 MM LI2SO4, 1% 1,2,3-HEPTANETRIOL, 0.2 MM ONO-AE3- REMARK 280 240), BUFFER C (0.1 M MES-NAOH (PH 6.1) OR 0.1 M TRIS-HCL (PH REMARK 280 7.5-8.0), 30 % PEG500MME, 200 MM (NH4)2SO4, 1% 1,2,3- REMARK 280 HEPTANETRIOL, 0.2 MM ONO-AE3-240), BUFFER D (0.1 M MES-NAOH (PH REMARK 280 5.8-6.1), 30 % PEG300, 100 MM MGSO4, 1% 1,2,3-HEPTANETRIOL, 0.2 REMARK 280 MM ONO-AE3-240), BUFFER E (0.1 M MES-NAOH (PH 5.5), 30 % PEG300, REMARK 280 100 MM K2SO4, 1% 1,2,3-HEPTANETRIOL, 0.2 MM ONO-AE3-240), REMARK 280 LIPIDIC CUBIC PHASE, TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,Y+1/2,-Z REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 1.000000 0.000000 21.14000 REMARK 290 SMTRY3 2 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 2460 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 26250 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.0 KCAL/MOL REMARK 350 APPLY THE FOLLOWING TO CHAINS: B, 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 GLY B 39 REMARK 465 PRO B 40 REMARK 465 THR B 41 REMARK 465 SER B 42 REMARK 465 SER B 43 REMARK 465 GLY B 44 REMARK 465 GLU B 45 REMARK 465 ASP B 46 REMARK 465 ARG B 79 REMARK 465 ARG B 80 REMARK 465 GLU B 81 REMARK 465 SER B 82 REMARK 465 LYS B 83 REMARK 465 ARG B 84 REMARK 465 LYS B 85 REMARK 465 GLN B 118 REMARK 465 ARG B 214 REMARK 465 GLY B 215 REMARK 465 GLY B 216 REMARK 465 GLN B 217 REMARK 465 GLY B 218 REMARK 465 THR B 219 REMARK 465 SER B 220 REMARK 465 SER B 221 REMARK 465 SER B 222 REMARK 465 HIS B 223 REMARK 465 ASN B 224 REMARK 465 TRP B 225 REMARK 465 THR B 265 REMARK 465 ALA B 266 REMARK 465 SER B 267 REMARK 465 GLN B 268 REMARK 465 SER B 269 REMARK 465 SER B 270 REMARK 465 GLN B 308 REMARK 465 GLN B 309 REMARK 465 THR B 310 REMARK 465 SER B 311 REMARK 465 VAL B 312 REMARK 465 GLU B 313 REMARK 465 HIS B 314 REMARK 465 CYS B 315 REMARK 465 LYS B 316 REMARK 465 THR B 317 REMARK 465 HIS B 318 REMARK 465 THR B 319 REMARK 465 GLU B 320 REMARK 465 LYS B 321 REMARK 465 GLN B 322 REMARK 465 LYS B 356 REMARK 465 PHE B 357 REMARK 465 CYS B 358 REMARK 465 GLN B 359 REMARK 465 LEU B 360 REMARK 465 GLU B 361 REMARK 465 LEU B 362 REMARK 465 GLU B 363 REMARK 465 VAL B 364 REMARK 465 LEU B 365 REMARK 465 PHE B 366 REMARK 465 GLN B 367 REMARK 465 ASP B 1002 REMARK 465 LEU B 1003 REMARK 465 GLU B 1004 REMARK 465 ASP B 1005 REMARK 465 ASN B 1006 REMARK 465 TRP B 1007 REMARK 465 GLU B 1008 REMARK 465 THR B 1009 REMARK 465 LEU B 1010 REMARK 465 ASN B 1011 REMARK 465 ASP B 1012 REMARK 465 ASN B 1013 REMARK 465 LEU B 1014 REMARK 465 LYS B 1015 REMARK 465 VAL B 1016 REMARK 465 ILE B 1017 REMARK 465 GLU B 1018 REMARK 465 LYS B 1019 REMARK 465 ALA B 1020 REMARK 465 ASP B 1021 REMARK 465 ASN B 1022 REMARK 465 ALA B 1023 REMARK 465 ALA B 1024 REMARK 465 GLN B 1025 REMARK 465 VAL B 1026 REMARK 465 LYS B 1027 REMARK 465 ASP B 1028 REMARK 465 ALA B 1029 REMARK 465 LEU B 1030 REMARK 465 THR B 1031 REMARK 465 LYS B 1032 REMARK 465 MET B 1033 REMARK 465 ARG B 1034 REMARK 465 ALA B 1035 REMARK 465 ALA B 1036 REMARK 465 ALA B 1037 REMARK 465 LEU B 1038 REMARK 465 ASP B 1039 REMARK 465 ALA B 1040 REMARK 465 GLY B 1041 REMARK 465 SER B 1042 REMARK 465 GLY B 1043 REMARK 465 SER B 1044 REMARK 465 GLY B 1045 REMARK 465 HIS B 1063 REMARK 465 GLY B 1064 REMARK 465 PHE B 1065 REMARK 465 ASP B 1066 REMARK 465 ILE B 1067 REMARK 465 LEU B 1068 REMARK 465 VAL B 1069 REMARK 465 GLY B 1070 REMARK 465 GLN B 1071 REMARK 465 ILE B 1072 REMARK 465 ASP B 1073 REMARK 465 ASP B 1074 REMARK 465 ALA B 1075 REMARK 465 LEU B 1076 REMARK 465 LYS B 1077 REMARK 465 LEU B 1078 REMARK 465 ALA B 1079 REMARK 465 ASN B 1080 REMARK 465 GLU B 1081 REMARK 465 GLY B 1082 REMARK 465 LYS B 1083 REMARK 465 VAL B 1084 REMARK 465 LYS B 1085 REMARK 465 GLU B 1086 REMARK 465 ALA B 1087 REMARK 465 GLN B 1088 REMARK 465 ALA B 1089 REMARK 465 ALA B 1090 REMARK 465 ALA B 1091 REMARK 465 GLU B 1092 REMARK 465 GLN B 1093 REMARK 465 LEU B 1094 REMARK 465 LYS B 1095 REMARK 465 THR B 1096 REMARK 465 THR B 1097 REMARK 465 ILE B 1098 REMARK 465 ASN B 1099 REMARK 465 ALA B 1100 REMARK 465 TYR B 1101 REMARK 465 ILE B 1102 REMARK 465 GLN B 1103 REMARK 465 GLY A 39 REMARK 465 PRO A 40 REMARK 465 THR A 41 REMARK 465 SER A 42 REMARK 465 SER A 43 REMARK 465 GLY A 44 REMARK 465 GLU A 45 REMARK 465 ASP A 46 REMARK 465 TYR A 77 REMARK 465 ARG A 79 REMARK 465 ARG A 80 REMARK 465 GLU A 81 REMARK 465 SER A 82 REMARK 465 LYS A 83 REMARK 465 ARG A 84 REMARK 465 LYS A 85 REMARK 465 GLN A 118 REMARK 465 SER A 126 REMARK 465 ARG A 214 REMARK 465 GLY A 215 REMARK 465 GLY A 216 REMARK 465 GLN 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 ASN A 224 REMARK 465 TRP A 225 REMARK 465 THR A 265 REMARK 465 ALA A 266 REMARK 465 SER A 267 REMARK 465 GLN A 268 REMARK 465 SER A 269 REMARK 465 SER A 270 REMARK 465 GLN A 308 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 GLU A 320 REMARK 465 LYS A 321 REMARK 465 GLN A 322 REMARK 465 LYS A 356 REMARK 465 PHE A 357 REMARK 465 CYS A 358 REMARK 465 GLN A 359 REMARK 465 LEU A 360 REMARK 465 GLU A 361 REMARK 465 LEU A 362 REMARK 465 GLU A 363 REMARK 465 VAL A 364 REMARK 465 LEU A 365 REMARK 465 PHE A 366 REMARK 465 GLN A 367 REMARK 465 GLU A 1004 REMARK 465 ASP A 1005 REMARK 465 ASN A 1006 REMARK 465 TRP A 1007 REMARK 465 GLU A 1008 REMARK 465 THR A 1009 REMARK 465 LEU A 1010 REMARK 465 ASN A 1011 REMARK 465 ASP A 1012 REMARK 465 ASN A 1013 REMARK 465 LEU A 1014 REMARK 465 LYS A 1015 REMARK 465 VAL A 1016 REMARK 465 ILE A 1017 REMARK 465 GLU A 1018 REMARK 465 LYS A 1019 REMARK 465 ALA A 1020 REMARK 465 ASP A 1021 REMARK 465 ASN A 1022 REMARK 465 ALA A 1023 REMARK 465 ALA A 1024 REMARK 465 GLN A 1025 REMARK 465 VAL A 1026 REMARK 465 LYS A 1027 REMARK 465 ASP A 1028 REMARK 465 ALA A 1029 REMARK 465 LEU A 1030 REMARK 465 THR A 1031 REMARK 465 LYS A 1032 REMARK 465 MET A 1033 REMARK 465 ARG A 1034 REMARK 465 ALA A 1035 REMARK 465 ALA A 1036 REMARK 465 ALA A 1037 REMARK 465 LEU A 1038 REMARK 465 ASP A 1039 REMARK 465 ALA A 1040 REMARK 465 GLY A 1041 REMARK 465 SER A 1042 REMARK 465 GLY A 1043 REMARK 465 SER A 1044 REMARK 465 GLY A 1045 REMARK 465 HIS A 1063 REMARK 465 GLY A 1064 REMARK 465 PHE A 1065 REMARK 465 ASP A 1066 REMARK 465 ILE A 1067 REMARK 465 LEU A 1068 REMARK 465 VAL A 1069 REMARK 465 GLY A 1070 REMARK 465 GLN A 1071 REMARK 465 ILE A 1072 REMARK 465 ASP A 1073 REMARK 465 ASP A 1074 REMARK 465 ALA A 1075 REMARK 465 LEU A 1076 REMARK 465 LYS A 1077 REMARK 465 LEU A 1078 REMARK 465 ALA A 1079 REMARK 465 ASN A 1080 REMARK 465 GLU A 1081 REMARK 465 GLY A 1082 REMARK 465 LYS A 1083 REMARK 465 VAL A 1084 REMARK 465 LYS A 1085 REMARK 465 GLU A 1086 REMARK 465 ALA A 1087 REMARK 465 GLN A 1088 REMARK 465 ALA A 1089 REMARK 465 ALA A 1090 REMARK 465 ALA A 1091 REMARK 465 GLU A 1092 REMARK 465 GLN A 1093 REMARK 465 LEU A 1094 REMARK 465 LYS A 1095 REMARK 465 THR A 1096 REMARK 465 THR A 1097 REMARK 465 ILE A 1098 REMARK 465 ASN A 1099 REMARK 465 ALA A 1100 REMARK 465 TYR A 1101 REMARK 465 ILE A 1102 REMARK 465 GLN A 1103 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 B 47 CB SG REMARK 470 TYR B 77 CB CG CD1 CD2 CE1 CE2 CZ REMARK 470 TYR B 77 OH REMARK 470 SER B 126 CB OG REMARK 470 ARG B 160 CB CG CD NE CZ NH1 NH2 REMARK 470 TYR B 165 CB CG CD1 CD2 CE1 CE2 CZ REMARK 470 TYR B 165 OH REMARK 470 ALA B 166 CB REMARK 470 SER B 167 CB OG REMARK 470 LYS B 170 CB CG CD CE NZ REMARK 470 ARG B 172 CB CG CD NE CZ NH1 NH2 REMARK 470 VAL B 193 CB CG1 CG2 REMARK 470 ARG B 259 CB CG CD NE CZ NH1 NH2 REMARK 470 ALA B 264 CB REMARK 470 TRP B 273 CB CG CD1 CD2 NE1 CE2 CE3 REMARK 470 TRP B 273 CZ2 CZ3 CH2 REMARK 470 ALA B1001 CB REMARK 470 LYS B1104 CB CG CD CE NZ REMARK 470 TYR B1105 CB CG CD1 CD2 CE1 CE2 CZ REMARK 470 TYR B1105 OH REMARK 470 CYS A 47 CB SG REMARK 470 TYR A 165 CB CG CD1 CD2 CE1 CE2 CZ REMARK 470 TYR A 165 OH REMARK 470 ALA A 166 CB REMARK 470 SER A 167 CB OG REMARK 470 LYS A 170 CB CG CD CE NZ REMARK 470 ARG A 172 CB CG CD NE CZ NH1 NH2 REMARK 470 GLU A 324 CB CG CD OE1 OE2 REMARK 470 LEU A1003 CB CG CD1 CD2 REMARK 470 TYR A1105 CB CG CD1 CD2 CE1 CE2 CZ REMARK 470 TYR A1105 OH 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 B 126 -4.28 75.81 REMARK 500 PRO B 204 45.25 -97.39 REMARK 500 PRO A 204 45.08 -97.44 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 POV B 1202 REMARK 610 POV A 1202 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue P2E B 1201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue POV B 1202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue P2E A 1201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue POV A 1202 DBREF 6AK3 B 43 359 UNP P43115 PE2R3_HUMAN 43 359 DBREF 6AK3 B 1001 1040 UNP P0ABE7 C562_ECOLX 23 62 DBREF 6AK3 B 1063 1105 UNP P0ABE7 C562_ECOLX 85 127 DBREF 6AK3 A 43 359 UNP P43115 PE2R3_HUMAN 43 359 DBREF 6AK3 A 1001 1040 UNP P0ABE7 C562_ECOLX 23 62 DBREF 6AK3 A 1063 1105 UNP P0ABE7 C562_ECOLX 85 127 SEQADV 6AK3 GLY B 39 UNP P43115 EXPRESSION TAG SEQADV 6AK3 PRO B 40 UNP P43115 EXPRESSION TAG SEQADV 6AK3 THR B 41 UNP P43115 EXPRESSION TAG SEQADV 6AK3 SER B 42 UNP P43115 EXPRESSION TAG SEQADV 6AK3 ILE B 173 UNP P43115 ALA 173 ENGINEERED MUTATION SEQADV 6AK3 SER B 185 UNP P43115 VAL 185 ENGINEERED MUTATION SEQADV 6AK3 GLN B 217 UNP P43115 ASN 217 ENGINEERED MUTATION SEQADV 6AK3 ASP B 258 UNP P43115 SER 258 ENGINEERED MUTATION SEQADV 6AK3 LEU B 289 UNP P43115 CYS 289 ENGINEERED MUTATION SEQADV 6AK3 GLN B 308 UNP P43115 ASN 308 ENGINEERED MUTATION SEQADV 6AK3 LEU B 360 UNP P43115 LINKER SEQADV 6AK3 GLU B 361 UNP P43115 LINKER SEQADV 6AK3 LEU B 362 UNP P43115 LINKER SEQADV 6AK3 GLU B 363 UNP P43115 LINKER SEQADV 6AK3 VAL B 364 UNP P43115 LINKER SEQADV 6AK3 LEU B 365 UNP P43115 LINKER SEQADV 6AK3 PHE B 366 UNP P43115 LINKER SEQADV 6AK3 GLN B 367 UNP P43115 LINKER SEQADV 6AK3 TRP B 1007 UNP P0ABE7 MET 29 ENGINEERED MUTATION SEQADV 6AK3 GLY B 1041 UNP P0ABE7 LINKER SEQADV 6AK3 SER B 1042 UNP P0ABE7 LINKER SEQADV 6AK3 GLY B 1043 UNP P0ABE7 LINKER SEQADV 6AK3 SER B 1044 UNP P0ABE7 LINKER SEQADV 6AK3 GLY B 1045 UNP P0ABE7 LINKER SEQADV 6AK3 ILE B 1098 UNP P0ABE7 ARG 120 ENGINEERED MUTATION SEQADV 6AK3 ILE B 1102 UNP P0ABE7 HIS 124 ENGINEERED MUTATION SEQADV 6AK3 GLY B 1106 UNP P0ABE7 EXPRESSION TAG SEQADV 6AK3 GLY A 39 UNP P43115 EXPRESSION TAG SEQADV 6AK3 PRO A 40 UNP P43115 EXPRESSION TAG SEQADV 6AK3 THR A 41 UNP P43115 EXPRESSION TAG SEQADV 6AK3 SER A 42 UNP P43115 EXPRESSION TAG SEQADV 6AK3 ILE A 173 UNP P43115 ALA 173 ENGINEERED MUTATION SEQADV 6AK3 SER A 185 UNP P43115 VAL 185 ENGINEERED MUTATION SEQADV 6AK3 GLN A 217 UNP P43115 ASN 217 ENGINEERED MUTATION SEQADV 6AK3 ASP A 258 UNP P43115 SER 258 ENGINEERED MUTATION SEQADV 6AK3 LEU A 289 UNP P43115 CYS 289 ENGINEERED MUTATION SEQADV 6AK3 GLN A 308 UNP P43115 ASN 308 ENGINEERED MUTATION SEQADV 6AK3 LEU A 360 UNP P43115 LINKER SEQADV 6AK3 GLU A 361 UNP P43115 LINKER SEQADV 6AK3 LEU A 362 UNP P43115 LINKER SEQADV 6AK3 GLU A 363 UNP P43115 LINKER SEQADV 6AK3 VAL A 364 UNP P43115 LINKER SEQADV 6AK3 LEU A 365 UNP P43115 LINKER SEQADV 6AK3 PHE A 366 UNP P43115 LINKER SEQADV 6AK3 GLN A 367 UNP P43115 LINKER SEQADV 6AK3 TRP A 1007 UNP P0ABE7 MET 29 ENGINEERED MUTATION SEQADV 6AK3 GLY A 1041 UNP P0ABE7 LINKER SEQADV 6AK3 SER A 1042 UNP P0ABE7 LINKER SEQADV 6AK3 GLY A 1043 UNP P0ABE7 LINKER SEQADV 6AK3 SER A 1044 UNP P0ABE7 LINKER SEQADV 6AK3 GLY A 1045 UNP P0ABE7 LINKER SEQADV 6AK3 ILE A 1098 UNP P0ABE7 ARG 120 ENGINEERED MUTATION SEQADV 6AK3 ILE A 1102 UNP P0ABE7 HIS 124 ENGINEERED MUTATION SEQADV 6AK3 GLY A 1106 UNP P0ABE7 EXPRESSION TAG SEQRES 1 B 418 GLY PRO THR SER SER GLY GLU ASP CYS GLY SER VAL SER SEQRES 2 B 418 VAL ALA PHE PRO ILE THR MET LEU LEU THR GLY PHE VAL SEQRES 3 B 418 GLY ASN ALA LEU ALA MET LEU LEU VAL SER ARG SER TYR SEQRES 4 B 418 ARG ARG ARG GLU SER LYS ARG LYS LYS SER PHE LEU LEU SEQRES 5 B 418 CYS ILE GLY TRP LEU ALA LEU THR ASP LEU VAL GLY GLN SEQRES 6 B 418 LEU LEU THR THR PRO VAL VAL ILE VAL VAL TYR LEU SER SEQRES 7 B 418 LYS GLN ARG TRP GLU HIS ILE ASP PRO SER GLY ARG LEU SEQRES 8 B 418 CYS THR PHE PHE GLY LEU THR MET THR VAL PHE GLY LEU SEQRES 9 B 418 SER SER LEU PHE ILE ALA SER ALA MET ALA VAL GLU ARG SEQRES 10 B 418 ALA LEU ALA ILE ARG ALA PRO HIS TRP TYR ALA SER HIS SEQRES 11 B 418 MET LYS THR ARG ILE THR ARG ALA VAL LEU LEU GLY VAL SEQRES 12 B 418 TRP LEU ALA SER LEU ALA PHE ALA LEU LEU PRO VAL LEU SEQRES 13 B 418 GLY VAL GLY GLN TYR THR VAL GLN TRP PRO GLY THR TRP SEQRES 14 B 418 CYS PHE ILE SER THR GLY ARG GLY GLY GLN GLY THR SER SEQRES 15 B 418 SER SER HIS ASN TRP GLY ASN LEU PHE PHE ALA SER ALA SEQRES 16 B 418 PHE ALA PHE LEU GLY LEU LEU ALA LEU THR VAL THR PHE SEQRES 17 B 418 SER CYS ASN LEU ALA THR ILE LYS ALA LEU VAL ASP ARG SEQRES 18 B 418 CYS ARG ALA LYS ALA THR ALA SER GLN SER SER ALA GLN SEQRES 19 B 418 TRP GLY ARG ILE THR THR GLU THR ALA ILE GLN LEU MET SEQRES 20 B 418 GLY ILE MET LEU VAL LEU SER VAL CYS TRP SER PRO LEU SEQRES 21 B 418 LEU ILE MET MET LEU LYS MET ILE PHE GLN GLN THR SER SEQRES 22 B 418 VAL GLU HIS CYS LYS THR HIS THR GLU LYS GLN LYS GLU SEQRES 23 B 418 CYS ASN PHE PHE LEU ILE ALA VAL ARG LEU ALA SER LEU SEQRES 24 B 418 ASN GLN ILE LEU ASP PRO TRP VAL TYR LEU LEU LEU ARG SEQRES 25 B 418 LYS ILE LEU LEU ARG LYS PHE CYS GLN LEU GLU LEU GLU SEQRES 26 B 418 VAL LEU PHE GLN ALA ASP LEU GLU ASP ASN TRP GLU THR SEQRES 27 B 418 LEU ASN ASP ASN LEU LYS VAL ILE GLU LYS ALA ASP ASN SEQRES 28 B 418 ALA ALA GLN VAL LYS ASP ALA LEU THR LYS MET ARG ALA SEQRES 29 B 418 ALA ALA LEU ASP ALA GLY SER GLY SER GLY HIS GLY PHE SEQRES 30 B 418 ASP ILE LEU VAL GLY GLN ILE ASP ASP ALA LEU LYS LEU SEQRES 31 B 418 ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA ALA SEQRES 32 B 418 GLU GLN LEU LYS THR THR ILE ASN ALA TYR ILE GLN LYS SEQRES 33 B 418 TYR GLY SEQRES 1 A 418 GLY PRO THR SER SER GLY GLU ASP CYS GLY SER VAL SER SEQRES 2 A 418 VAL ALA PHE PRO ILE THR MET LEU LEU THR GLY PHE VAL SEQRES 3 A 418 GLY ASN ALA LEU ALA MET LEU LEU VAL SER ARG SER TYR SEQRES 4 A 418 ARG ARG ARG GLU SER LYS ARG LYS LYS SER PHE LEU LEU SEQRES 5 A 418 CYS ILE GLY TRP LEU ALA LEU THR ASP LEU VAL GLY GLN SEQRES 6 A 418 LEU LEU THR THR PRO VAL VAL ILE VAL VAL TYR LEU SER SEQRES 7 A 418 LYS GLN ARG TRP GLU HIS ILE ASP PRO SER GLY ARG LEU SEQRES 8 A 418 CYS THR PHE PHE GLY LEU THR MET THR VAL PHE GLY LEU SEQRES 9 A 418 SER SER LEU PHE ILE ALA SER ALA MET ALA VAL GLU ARG SEQRES 10 A 418 ALA LEU ALA ILE ARG ALA PRO HIS TRP TYR ALA SER HIS SEQRES 11 A 418 MET LYS THR ARG ILE THR ARG ALA VAL LEU LEU GLY VAL SEQRES 12 A 418 TRP LEU ALA SER LEU ALA PHE ALA LEU LEU PRO VAL LEU SEQRES 13 A 418 GLY VAL GLY GLN TYR THR VAL GLN TRP PRO GLY THR TRP SEQRES 14 A 418 CYS PHE ILE SER THR GLY ARG GLY GLY GLN GLY THR SER SEQRES 15 A 418 SER SER HIS ASN TRP GLY ASN LEU PHE PHE ALA SER ALA SEQRES 16 A 418 PHE ALA PHE LEU GLY LEU LEU ALA LEU THR VAL THR PHE SEQRES 17 A 418 SER CYS ASN LEU ALA THR ILE LYS ALA LEU VAL ASP ARG SEQRES 18 A 418 CYS ARG ALA LYS ALA THR ALA SER GLN SER SER ALA GLN SEQRES 19 A 418 TRP GLY ARG ILE THR THR GLU THR ALA ILE GLN LEU MET SEQRES 20 A 418 GLY ILE MET LEU VAL LEU SER VAL CYS TRP SER PRO LEU SEQRES 21 A 418 LEU ILE MET MET LEU LYS MET ILE PHE GLN GLN THR SER SEQRES 22 A 418 VAL GLU HIS CYS LYS THR HIS THR GLU LYS GLN LYS GLU SEQRES 23 A 418 CYS ASN PHE PHE LEU ILE ALA VAL ARG LEU ALA SER LEU SEQRES 24 A 418 ASN GLN ILE LEU ASP PRO TRP VAL TYR LEU LEU LEU ARG SEQRES 25 A 418 LYS ILE LEU LEU ARG LYS PHE CYS GLN LEU GLU LEU GLU SEQRES 26 A 418 VAL LEU PHE GLN ALA ASP LEU GLU ASP ASN TRP GLU THR SEQRES 27 A 418 LEU ASN ASP ASN LEU LYS VAL ILE GLU LYS ALA ASP ASN SEQRES 28 A 418 ALA ALA GLN VAL LYS ASP ALA LEU THR LYS MET ARG ALA SEQRES 29 A 418 ALA ALA LEU ASP ALA GLY SER GLY SER GLY HIS GLY PHE SEQRES 30 A 418 ASP ILE LEU VAL GLY GLN ILE ASP ASP ALA LEU LYS LEU SEQRES 31 A 418 ALA ASN GLU GLY LYS VAL LYS GLU ALA GLN ALA ALA ALA SEQRES 32 A 418 GLU GLN LEU LYS THR THR ILE ASN ALA TYR ILE GLN LYS SEQRES 33 A 418 TYR GLY HET P2E B1201 25 HET POV B1202 46 HET P2E A1201 25 HET POV A1202 46 HETNAM P2E (Z)-7-[(1R,2R,3R)-3-HYDROXY-2-[(E,3S)-3-HYDROXYOCT-1- HETNAM 2 P2E ENYL]-5-OXO-CYCLOPENTYL]HEPT-5-ENOIC ACID HETNAM POV (2S)-3-(HEXADECANOYLOXY)-2-[(9Z)-OCTADEC-9- HETNAM 2 POV ENOYLOXY]PROPYL 2-(TRIMETHYLAMMONIO)ETHYL PHOSPHATE HETSYN P2E PROSTAGLANDIN E2 HETSYN POV POPC FORMUL 3 P2E 2(C20 H32 O5) FORMUL 4 POV 2(C42 H82 N O8 P) HELIX 1 AA1 VAL B 52 TYR B 77 1 26 HELIX 2 AA2 SER B 87 LEU B 105 1 19 HELIX 3 AA3 THR B 106 LYS B 117 1 12 HELIX 4 AA4 TRP B 120 ASP B 124 1 5 HELIX 5 AA5 GLY B 127 ALA B 161 1 35 HELIX 6 AA6 ALA B 161 MET B 169 1 9 HELIX 7 AA7 LYS B 170 LEU B 190 1 21 HELIX 8 AA8 LEU B 190 GLY B 195 1 6 HELIX 9 AA9 ASN B 227 ALA B 264 1 38 HELIX 10 AB1 GLN B 272 PHE B 307 1 36 HELIX 11 AB2 GLU B 324 LEU B 347 1 24 HELIX 12 AB3 LEU B 347 LEU B 353 1 7 HELIX 13 AB4 VAL A 52 SER A 76 1 25 HELIX 14 AB5 SER A 87 LEU A 105 1 19 HELIX 15 AB6 THR A 106 LYS A 117 1 12 HELIX 16 AB7 TRP A 120 ASP A 124 1 5 HELIX 17 AB8 ARG A 128 ALA A 161 1 34 HELIX 18 AB9 ALA A 161 MET A 169 1 9 HELIX 19 AC1 LYS A 170 LEU A 190 1 21 HELIX 20 AC2 LEU A 190 GLY A 195 1 6 HELIX 21 AC3 ASN A 227 ALA A 264 1 38 HELIX 22 AC4 GLN A 272 PHE A 307 1 36 HELIX 23 AC5 GLU A 324 LEU A 347 1 24 HELIX 24 AC6 LEU A 347 LEU A 353 1 7 SHEET 1 AA1 2 TYR B 199 GLN B 202 0 SHEET 2 AA1 2 TRP B 207 ILE B 210 -1 O TRP B 207 N GLN B 202 SHEET 1 AA2 2 TYR A 199 GLN A 202 0 SHEET 2 AA2 2 TRP A 207 ILE A 210 -1 O TRP A 207 N GLN A 202 SSBOND 1 CYS B 130 CYS B 208 1555 1555 2.04 SSBOND 2 CYS A 130 CYS A 208 1555 1555 2.04 CISPEP 1 TRP B 203 PRO B 204 0 2.82 CISPEP 2 TRP A 203 PRO A 204 0 2.98 SITE 1 AC1 12 MET B 58 GLN B 103 THR B 106 THR B 107 SITE 2 AC1 12 VAL B 110 TYR B 114 MET B 137 THR B 206 SITE 3 AC1 12 TRP B 207 ARG B 333 SER B 336 GLN B 339 SITE 1 AC2 10 SER A 49 ILE A 330 ARG A 333 LEU A 341 SITE 2 AC2 10 VAL B 50 SER B 51 VAL B 52 ALA B 53 SITE 3 AC2 10 THR B 57 TYR B 114 SITE 1 AC3 13 MET A 58 GLN A 103 THR A 106 THR A 107 SITE 2 AC3 13 VAL A 110 TYR A 114 MET A 137 THR A 206 SITE 3 AC3 13 TRP A 207 LEU A 329 ARG A 333 SER A 336 SITE 4 AC3 13 GLN A 339 SITE 1 AC4 10 VAL A 50 SER A 51 VAL A 52 ALA A 53 SITE 2 AC4 10 THR A 57 LEU A 60 GLY B 48 SER B 49 SITE 3 AC4 10 ILE B 330 ARG B 333 CRYST1 66.090 42.280 161.300 90.00 96.09 90.00 P 1 21 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 0.015131 0.000000 0.001614 0.00000 SCALE2 0.000000 0.023652 0.000000 0.00000 SCALE3 0.000000 0.000000 0.006235 0.00000