data_A1ET8 # _chem_comp.id A1ET8 _chem_comp.name "(4S,8S,11S,12E)-4-methyl-8,11,16,18-tetrakis(oxidanyl)-3-oxabicyclo[12.4.0]octadeca-1(14),12,15,17-tetraen-2-one" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C18 H24 O6" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2025-07-26 _chem_comp.pdbx_modified_date 2026-03-13 _chem_comp.pdbx_ambiguous_flag N _chem_comp.pdbx_release_status REL _chem_comp.pdbx_replaced_by ? _chem_comp.pdbx_replaces ? _chem_comp.formula_weight 336.380 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1ET8 _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag N _chem_comp.pdbx_ideal_coordinates_details Corina _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code 9W12 _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBC _chem_comp.pdbx_pcm ? # loop_ _chem_comp_atom.comp_id _chem_comp_atom.atom_id _chem_comp_atom.alt_atom_id _chem_comp_atom.type_symbol _chem_comp_atom.charge _chem_comp_atom.pdbx_align _chem_comp_atom.pdbx_aromatic_flag _chem_comp_atom.pdbx_leaving_atom_flag _chem_comp_atom.pdbx_stereo_config _chem_comp_atom.pdbx_n_terminal_atom_flag _chem_comp_atom.pdbx_backbone_atom_flag _chem_comp_atom.pdbx_c_terminal_atom_flag _chem_comp_atom.model_Cartn_x _chem_comp_atom.model_Cartn_y _chem_comp_atom.model_Cartn_z _chem_comp_atom.pdbx_model_Cartn_x_ideal _chem_comp_atom.pdbx_model_Cartn_y_ideal _chem_comp_atom.pdbx_model_Cartn_z_ideal _chem_comp_atom.pdbx_component_atom_id _chem_comp_atom.pdbx_component_comp_id _chem_comp_atom.pdbx_ordinal A1ET8 CAP C1 C 0 1 N N N N N N 5.903 6.526 10.228 2.240 2.648 -0.595 CAP A1ET8 1 A1ET8 CAQ C2 C 0 1 N N N N N N 6.104 7.087 11.561 2.785 1.398 0.096 CAQ A1ET8 2 A1ET8 CAR C3 C 0 1 N N S N N N 5.626 6.075 12.547 3.402 0.464 -0.949 CAR A1ET8 3 A1ET8 OAW O1 O 0 1 N N N N N N 6.497 4.867 12.578 4.583 1.066 -1.484 OAW A1ET8 4 A1ET8 CAV C4 C 0 1 N N N N N N 5.528 6.693 13.972 3.765 -0.869 -0.294 CAV A1ET8 5 A1ET8 CAU C5 C 0 1 N N N N N N 4.548 7.844 14.126 2.655 -1.890 -0.560 CAU A1ET8 6 A1ET8 CAS C6 C 0 1 N N N N N N 3.098 7.335 14.230 2.094 -2.381 0.773 CAS A1ET8 7 A1ET8 CAN C7 C 0 1 N N S N N N 2.179 8.472 13.992 0.794 -3.153 0.570 CAN A1ET8 8 A1ET8 CAT C8 C 0 1 N N N N N N 0.748 8.081 14.384 1.045 -4.390 -0.294 CAT A1ET8 9 A1ET8 OAJ O2 O 0 1 N N N N N N 2.230 8.936 12.671 -0.209 -2.313 -0.058 OAJ A1ET8 10 A1ET8 CAI C9 C 0 1 N N N N N N 1.904 10.165 12.376 -0.651 -1.249 0.623 CAI A1ET8 11 A1ET8 OAK O3 O 0 1 N N N N N N 1.655 11.018 13.254 -0.089 -0.940 1.662 OAK A1ET8 12 A1ET8 CAE C10 C 0 1 Y N N N N N 1.764 10.461 10.958 -1.827 -0.479 0.215 CAE A1ET8 13 A1ET8 CAF C11 C 0 1 Y N N N N N 1.231 11.636 10.540 -2.996 -1.103 -0.229 CAF A1ET8 14 A1ET8 OAG O4 O 0 1 N N N N N N 0.940 12.566 11.498 -3.056 -2.455 -0.317 OAG A1ET8 15 A1ET8 CAA C12 C 0 1 Y N N N N N 1.017 11.961 9.187 -4.104 -0.344 -0.565 CAA A1ET8 16 A1ET8 CAB C13 C 0 1 Y N N N N N 1.326 11.084 8.235 -4.052 1.042 -0.487 CAB A1ET8 17 A1ET8 OAH O5 O 0 1 N N N N N N 1.109 11.420 6.929 -5.147 1.776 -0.798 OAH A1ET8 18 A1ET8 CAC C14 C 0 1 Y N N N N N 1.861 9.881 8.620 -2.881 1.680 -0.094 CAC A1ET8 19 A1ET8 CAD C15 C 0 1 Y N N N N N 2.091 9.536 9.974 -1.761 0.939 0.235 CAD A1ET8 20 A1ET8 CAL C16 C 0 1 N N N N N N 2.626 8.234 10.235 -0.477 1.567 0.586 CAL A1ET8 21 A1ET8 CAM C17 C 0 1 N N N N N N 3.892 7.958 9.627 -0.154 2.742 0.043 CAM A1ET8 22 A1ET8 CAO C18 C 0 1 N N S N N N 4.479 6.666 9.626 1.205 3.337 0.298 CAO A1ET8 23 A1ET8 OAX O6 O 0 1 N N N N N N 4.788 6.408 8.245 1.559 3.168 1.670 OAX A1ET8 24 A1ET8 H1 H1 H 0 1 N N N N N N 6.141 5.453 10.277 3.061 3.339 -0.795 H1 A1ET8 25 A1ET8 H2 H2 H 0 1 N N N N N N 6.605 7.027 9.545 1.773 2.366 -1.539 H2 A1ET8 26 A1ET8 H3 H3 H 0 1 N N N N N N 7.172 7.296 11.724 3.550 1.684 0.819 H3 A1ET8 27 A1ET8 H4 H4 H 0 1 N N N N N N 5.528 8.018 11.668 1.979 0.876 0.608 H4 A1ET8 28 A1ET8 H5 H5 H 0 1 N N N N N N 4.613 5.761 12.254 2.688 0.295 -1.753 H5 A1ET8 29 A1ET8 H6 H6 H 0 1 N N N N N N 6.160 4.249 13.216 4.430 1.918 -1.916 H6 A1ET8 30 A1ET8 H7 H7 H 0 1 N N N N N N 5.224 5.895 14.666 4.703 -1.238 -0.709 H7 A1ET8 31 A1ET8 H8 H8 H 0 1 N N N N N N 6.527 7.060 14.250 3.874 -0.728 0.782 H8 A1ET8 32 A1ET8 H9 H9 H 0 1 N N N N N N 4.796 8.406 15.038 1.863 -1.422 -1.143 H9 A1ET8 33 A1ET8 H10 H10 H 0 1 N N N N N N 4.633 8.506 13.252 3.075 -2.728 -1.117 H10 A1ET8 34 A1ET8 H11 H11 H 0 1 N N N N N N 2.922 6.920 15.234 2.829 -3.029 1.258 H11 A1ET8 35 A1ET8 H12 H12 H 0 1 N N N N N N 2.924 6.554 13.475 1.915 -1.520 1.423 H12 A1ET8 36 A1ET8 H13 H13 H 0 1 N N N N N N 2.482 9.289 14.663 0.415 -3.477 1.547 H13 A1ET8 37 A1ET8 H14 H14 H 0 1 N N N N N N 0.737 7.721 15.423 1.770 -5.036 0.199 H14 A1ET8 38 A1ET8 H15 H15 H 0 1 N N N N N N 0.090 8.958 14.293 0.110 -4.932 -0.433 H15 A1ET8 39 A1ET8 H16 H16 H 0 1 N N N N N N 0.390 7.283 13.716 1.433 -4.082 -1.265 H16 A1ET8 40 A1ET8 H17 H17 H 0 1 N N N N N N 1.136 12.209 12.356 -3.368 -2.888 0.490 H17 A1ET8 41 A1ET8 H18 H18 H 0 1 N N N N N N 0.602 12.922 8.922 -5.006 -0.831 -0.897 H18 A1ET8 42 A1ET8 H19 H19 H 0 1 N N N N N N 0.734 12.292 6.884 -5.202 2.025 -1.731 H19 A1ET8 43 A1ET8 H20 H20 H 0 1 N N N N N N 2.119 9.164 7.855 -2.855 2.758 -0.037 H20 A1ET8 44 A1ET8 H21 H21 H 0 1 N N N N N N 2.110 7.510 10.848 0.236 1.106 1.234 H21 A1ET8 45 A1ET8 H22 H22 H 0 1 N N N N N N 4.423 8.768 9.149 -0.851 3.244 -0.611 H22 A1ET8 46 A1ET8 H23 H23 H 0 1 N N N N N N 3.809 5.902 10.048 1.180 4.403 0.060 H23 A1ET8 47 A1ET8 H24 H24 H 0 1 N N N N N N 5.189 5.550 8.165 0.946 3.590 2.289 H24 A1ET8 48 # loop_ _chem_comp_bond.comp_id _chem_comp_bond.atom_id_1 _chem_comp_bond.atom_id_2 _chem_comp_bond.value_order _chem_comp_bond.pdbx_aromatic_flag _chem_comp_bond.pdbx_stereo_config _chem_comp_bond.pdbx_ordinal A1ET8 OAH CAB SING N N 1 A1ET8 CAB CAC DOUB Y N 2 A1ET8 CAB CAA SING Y N 3 A1ET8 OAX CAO SING N N 4 A1ET8 CAC CAD SING Y N 5 A1ET8 CAA CAF DOUB Y N 6 A1ET8 CAO CAM SING N N 7 A1ET8 CAO CAP SING N N 8 A1ET8 CAM CAL DOUB N E 9 A1ET8 CAD CAL SING N N 10 A1ET8 CAD CAE DOUB Y N 11 A1ET8 CAP CAQ SING N N 12 A1ET8 CAF CAE SING Y N 13 A1ET8 CAF OAG SING N N 14 A1ET8 CAE CAI SING N N 15 A1ET8 CAQ CAR SING N N 16 A1ET8 CAI OAJ SING N N 17 A1ET8 CAI OAK DOUB N N 18 A1ET8 CAR OAW SING N N 19 A1ET8 CAR CAV SING N N 20 A1ET8 OAJ CAN SING N N 21 A1ET8 CAV CAU SING N N 22 A1ET8 CAN CAS SING N N 23 A1ET8 CAN CAT SING N N 24 A1ET8 CAU CAS SING N N 25 A1ET8 CAP H1 SING N N 26 A1ET8 CAP H2 SING N N 27 A1ET8 CAQ H3 SING N N 28 A1ET8 CAQ H4 SING N N 29 A1ET8 CAR H5 SING N N 30 A1ET8 OAW H6 SING N N 31 A1ET8 CAV H7 SING N N 32 A1ET8 CAV H8 SING N N 33 A1ET8 CAU H9 SING N N 34 A1ET8 CAU H10 SING N N 35 A1ET8 CAS H11 SING N N 36 A1ET8 CAS H12 SING N N 37 A1ET8 CAN H13 SING N N 38 A1ET8 CAT H14 SING N N 39 A1ET8 CAT H15 SING N N 40 A1ET8 CAT H16 SING N N 41 A1ET8 OAG H17 SING N N 42 A1ET8 CAA H18 SING N N 43 A1ET8 OAH H19 SING N N 44 A1ET8 CAC H20 SING N N 45 A1ET8 CAL H21 SING N N 46 A1ET8 CAM H22 SING N N 47 A1ET8 CAO H23 SING N N 48 A1ET8 OAX H24 SING N N 49 # loop_ _pdbx_chem_comp_descriptor.comp_id _pdbx_chem_comp_descriptor.type _pdbx_chem_comp_descriptor.program _pdbx_chem_comp_descriptor.program_version _pdbx_chem_comp_descriptor.descriptor A1ET8 InChI InChI 1.06 "InChI=1S/C18H24O6/c1-11-3-2-4-13(19)7-8-14(20)6-5-12-9-15(21)10-16(22)17(12)18(23)24-11/h5-6,9-11,13-14,19-22H,2-4,7-8H2,1H3/b6-5+/t11-,13-,14+/m0/s1" A1ET8 InChIKey InChI 1.06 NCXPTKPSQNXPKF-ILBBBIAVSA-N A1ET8 SMILES_CANONICAL CACTVS 3.385 "C[C@H]1CCC[C@H](O)CC[C@H](O)\C=C\c2cc(O)cc(O)c2C(=O)O1" A1ET8 SMILES CACTVS 3.385 "C[CH]1CCC[CH](O)CC[CH](O)C=Cc2cc(O)cc(O)c2C(=O)O1" A1ET8 SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "C[C@H]1CCC[C@@H](CC[C@@H](/C=C/c2cc(cc(c2C(=O)O1)O)O)O)O" A1ET8 SMILES "OpenEye OEToolkits" 2.0.7 "CC1CCCC(CCC(C=Cc2cc(cc(c2C(=O)O1)O)O)O)O" # _pdbx_chem_comp_identifier.comp_id A1ET8 _pdbx_chem_comp_identifier.type "SYSTEMATIC NAME" _pdbx_chem_comp_identifier.program "OpenEye OEToolkits" _pdbx_chem_comp_identifier.program_version 2.0.7 _pdbx_chem_comp_identifier.identifier "(4~{S},8~{S},11~{S},12~{E})-4-methyl-8,11,16,18-tetrakis(oxidanyl)-3-oxabicyclo[12.4.0]octadeca-1(14),12,15,17-tetraen-2-one" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1ET8 "Create component" 2025-07-26 PDBC A1ET8 "Initial release" 2026-03-18 RCSB #