HEADER VIRAL PROTEIN 10-NOV-13 4NJL TITLE CRYSTAL STRUCTURE OF MIDDLE EAST RESPIRATORY SYNDROME CORONAVIRUS S2 TITLE 2 PROTEIN FUSION CORE COMPND MOL_ID: 1; COMPND 2 MOLECULE: S PROTEIN; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: UNP RESIDUES 984-1063; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: MIDDLE EAST RESPIRATORY SYNDROME CORONAVIRUS; SOURCE 3 ORGANISM_TAXID: 1335626; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SIX-HELIX-BUNDLE, CORONAVIRUS, MERS-COV, FUSION INHIBITOR, FUSION KEYWDS 2 CORE, VIRAL PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR Y.ZHU,L.LU,L.QIN,S.YE,S.JIANG,R.ZHANG REVDAT 2 20-SEP-23 4NJL 1 REMARK SEQADV REVDAT 1 19-FEB-14 4NJL 0 JRNL AUTH L.LU,Q.LIU,Y.ZHU,K.H.CHAN,L.QIN,Y.LI,Q.WANG,J.F.CHAN,L.DU, JRNL AUTH 2 F.YU,C.MA,S.YE,K.Y.YUEN,R.ZHANG,S.JIANG JRNL TITL STRUCTURE-BASED DISCOVERY OF MIDDLE EAST RESPIRATORY JRNL TITL 2 SYNDROME CORONAVIRUS FUSION INHIBITOR. JRNL REF NAT COMMUN V. 5 3067 2014 JRNL REFN ESSN 2041-1723 JRNL PMID 24473083 JRNL DOI 10.1038/NCOMMS4067 REMARK 2 REMARK 2 RESOLUTION. 2.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX (PHENIX.REFINE: 1.8.2_1309) 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) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 36.18 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.340 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 3 NUMBER OF REFLECTIONS : 6795 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.223 REMARK 3 R VALUE (WORKING SET) : 0.220 REMARK 3 FREE R VALUE : 0.261 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.940 REMARK 3 FREE R VALUE TEST SET COUNT : 336 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 36.1876 - 2.8977 0.99 3294 177 0.2085 0.2361 REMARK 3 2 2.8977 - 2.3001 1.00 3165 159 0.2577 0.3483 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) : 0.270 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 31.710 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 : 0.003 997 REMARK 3 ANGLE : 0.537 1344 REMARK 3 CHIRALITY : 0.036 162 REMARK 3 PLANARITY : 0.001 176 REMARK 3 DIHEDRAL : 14.166 370 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 3 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 985 THROUGH 1062) REMARK 3 ORIGIN FOR THE GROUP (A): 19.2518 9.1698 35.0257 REMARK 3 T TENSOR REMARK 3 T11: 0.1479 T22: 0.1589 REMARK 3 T33: 0.1927 T12: 0.0193 REMARK 3 T13: -0.0084 T23: 0.0150 REMARK 3 L TENSOR REMARK 3 L11: 0.3625 L22: 0.4991 REMARK 3 L33: 8.9530 L12: 0.0785 REMARK 3 L13: 0.5581 L23: 1.0131 REMARK 3 S TENSOR REMARK 3 S11: 0.0759 S12: -0.0831 S13: 0.0211 REMARK 3 S21: 0.0485 S22: 0.0327 S23: 0.0036 REMARK 3 S31: 0.4238 S32: -0.5257 S33: -0.0969 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 1063 THROUGH 1257) REMARK 3 ORIGIN FOR THE GROUP (A): 15.7434 21.3636 71.1244 REMARK 3 T TENSOR REMARK 3 T11: 0.3323 T22: 0.4898 REMARK 3 T33: 0.3678 T12: 0.0516 REMARK 3 T13: -0.0572 T23: 0.0286 REMARK 3 L TENSOR REMARK 3 L11: 3.9693 L22: 3.5137 REMARK 3 L33: 8.0622 L12: -0.4584 REMARK 3 L13: -4.5672 L23: -0.0248 REMARK 3 S TENSOR REMARK 3 S11: -0.0369 S12: -0.5848 S13: -0.2607 REMARK 3 S21: 0.4104 S22: -0.2831 S23: 0.1697 REMARK 3 S31: -0.8656 S32: -0.2399 S33: 0.3770 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 1258 THROUGH 1288) REMARK 3 ORIGIN FOR THE GROUP (A): 12.3429 8.0005 14.2080 REMARK 3 T TENSOR REMARK 3 T11: 0.2114 T22: 0.3273 REMARK 3 T33: 0.2834 T12: -0.0755 REMARK 3 T13: -0.0446 T23: 0.0040 REMARK 3 L TENSOR REMARK 3 L11: 1.5819 L22: 3.4774 REMARK 3 L33: 4.5944 L12: -1.3430 REMARK 3 L13: -1.7071 L23: 3.6549 REMARK 3 S TENSOR REMARK 3 S11: -0.1263 S12: 0.0160 S13: -0.0849 REMARK 3 S21: -0.0776 S22: -0.2408 S23: 0.3816 REMARK 3 S31: 0.0409 S32: -1.1944 S33: 0.4722 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 4NJL COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 17-DEC-13. REMARK 100 THE DEPOSITION ID IS D_1000083284. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 02-APR-13 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 7.5 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU MICROMAX-007 HF REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : MAX-FLUX REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV++ REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 6795 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.300 REMARK 200 RESOLUTION RANGE LOW (A) : 36.180 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 1.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.3 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.37 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 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 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHENIX REMARK 200 STARTING MODEL: PDB ENTRY 1WYY REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 51.23 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.52 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.1 M HEPES-NAOH, 25% (W/V) PEG3350, REMARK 280 PH 7.5, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 289K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 3 2 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -Y,X-Y,Z REMARK 290 3555 -X+Y,-X,Z REMARK 290 4555 Y,X,-Z REMARK 290 5555 X-Y,-Y,-Z REMARK 290 6555 -X,-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 SMTRY1 2 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 3 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 3 -0.866025 -0.500000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -0.500000 0.866025 0.000000 0.00000 REMARK 290 SMTRY2 4 0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 5 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 6 -0.500000 -0.866025 0.000000 0.00000 REMARK 290 SMTRY2 6 -0.866025 0.500000 0.000000 0.00000 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 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: TRIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: TRIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 12670 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 18360 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -104.0 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 BIOMT1 2 -0.500000 -0.866025 0.000000 43.51000 REMARK 350 BIOMT2 2 0.866025 -0.500000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -0.500000 0.866025 0.000000 21.75500 REMARK 350 BIOMT2 3 -0.866025 -0.500000 0.000000 37.68077 REMARK 350 BIOMT3 3 0.000000 0.000000 1.000000 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A2129 LIES ON A SPECIAL POSITION. REMARK 375 HOH A2200 LIES ON A SPECIAL POSITION. 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 SER A 983 REMARK 465 GLY A 984 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PGE A 2001 DBREF 4NJL A 984 1063 UNP R9UQ53 R9UQ53_9BETC 984 1063 SEQADV 4NJL SER A 983 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLN A 1020 UNP R9UQ53 ARG 1020 CONFLICT SEQADV 4NJL SER A 1064 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLY A 1065 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLY A 1066 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL ARG A 1067 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLY A 1068 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLY A 1069 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL SER A 1245 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL ILE A 1246 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL PRO A 1247 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL ASN A 1248 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL PHE A 1249 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLY A 1250 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL SER A 1251 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL LEU A 1252 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL THR A 1253 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLN A 1254 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL ILE A 1255 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL ASN A 1256 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL THR A 1257 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL THR A 1258 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL LEU A 1259 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL LEU A 1260 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL ASP A 1261 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL LEU A 1262 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL THR A 1263 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL TYR A 1264 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLU A 1265 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL MET A 1266 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL LEU A 1267 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL SER A 1268 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL LEU A 1269 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLN A 1270 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLN A 1271 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL VAL A 1272 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL VAL A 1273 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL LYS A 1274 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL ALA A 1275 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL LEU A 1276 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL ASN A 1277 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLU A 1278 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL SER A 1279 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL TYR A 1280 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL ILE A 1281 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL ASP A 1282 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL LEU A 1283 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL LYS A 1284 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLU A 1285 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL LEU A 1286 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL GLY A 1287 UNP R9UQ53 EXPRESSION TAG SEQADV 4NJL ASN A 1288 UNP R9UQ53 EXPRESSION TAG SEQRES 1 A 131 SER GLY ILE THR GLN GLN VAL LEU SER GLU ASN GLN LYS SEQRES 2 A 131 LEU ILE ALA ASN LYS PHE ASN GLN ALA LEU GLY ALA MET SEQRES 3 A 131 GLN THR GLY PHE THR THR THR ASN GLU ALA PHE GLN LYS SEQRES 4 A 131 VAL GLN ASP ALA VAL ASN ASN ASN ALA GLN ALA LEU SER SEQRES 5 A 131 LYS LEU ALA SER GLU LEU SER ASN THR PHE GLY ALA ILE SEQRES 6 A 131 SER ALA SER ILE GLY ASP ILE ILE GLN ARG LEU ASP VAL SEQRES 7 A 131 LEU GLU GLN SER GLY GLY ARG GLY GLY SER ILE PRO ASN SEQRES 8 A 131 PHE GLY SER LEU THR GLN ILE ASN THR THR LEU LEU ASP SEQRES 9 A 131 LEU THR TYR GLU MET LEU SER LEU GLN GLN VAL VAL LYS SEQRES 10 A 131 ALA LEU ASN GLU SER TYR ILE ASP LEU LYS GLU LEU GLY SEQRES 11 A 131 ASN HET PGE A2001 10 HETNAM PGE TRIETHYLENE GLYCOL FORMUL 2 PGE C6 H14 O4 FORMUL 3 HOH *101(H2 O) HELIX 1 1 THR A 986 GLN A 1063 1 78 HELIX 2 2 LEU A 1262 GLU A 1278 1 17 HELIX 3 3 ASP A 1282 LEU A 1286 5 5 SITE 1 AC1 6 GLU A1039 ASN A1042 THR A1043 PHE A1249 SITE 2 AC1 6 SER A1251 HOH A2193 CRYST1 43.510 43.510 129.633 90.00 90.00 120.00 P 3 2 1 6 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 0.022983 0.013269 0.000000 0.00000 SCALE2 0.000000 0.026539 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007714 0.00000