data_A1EJN # _chem_comp.id A1EJN _chem_comp.name "[2,6-bis(oxidanylidene)piperidin-1-yl] 18-(2,3-dimethylimidazol-1-ium-1-yl)octadecanoate" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C27 H46 N3 O4" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 1 _chem_comp.pdbx_initial_date 2025-01-15 _chem_comp.pdbx_modified_date 2026-01-02 _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 476.672 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1EJN _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag Y _chem_comp.pdbx_ideal_coordinates_details Corina _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code 9L65 _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBC _chem_comp.pdbx_pcm Y # 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 A1EJN C4 C1 C 0 1 Y N N N N N 15.693 -34.287 27.908 -13.365 1.084 -0.992 C4 A1EJN 1 A1EJN C6 C2 C 0 1 N N N N N N 13.904 -35.448 29.268 -11.501 0.775 0.637 C6 A1EJN 2 A1EJN C7 C3 C 0 1 N N N N N N 14.478 -36.164 30.472 -10.250 0.292 -0.100 C7 A1EJN 3 A1EJN C8 C4 C 0 1 N N N N N N 13.416 -36.888 31.265 -9.003 0.742 0.664 C8 A1EJN 4 A1EJN C10 C5 C 0 1 N N N N N N 11.369 -38.300 31.217 -6.505 0.709 0.692 C10 A1EJN 5 A1EJN C13 C6 C 0 1 N N N N N N 10.357 -38.906 34.906 -2.756 0.193 -0.016 C13 A1EJN 6 A1EJN C15 C7 C 0 1 N N N N N N 9.622 -40.481 36.749 -0.258 0.160 0.012 C15 A1EJN 7 A1EJN C17 C8 C 0 1 N N N N N N 11.445 -40.848 38.514 2.240 0.126 0.039 C17 A1EJN 8 A1EJN C20 C9 C 0 1 N N N N N N 14.238 -40.314 40.765 5.985 0.543 0.831 C20 A1EJN 9 A1EJN C21 C10 C 0 1 N N N N N N 14.748 -40.200 42.201 7.237 0.060 0.095 C21 A1EJN 10 A1EJN C22 C11 C 0 1 N N N N N N 14.055 -41.162 43.157 8.483 0.510 0.859 C22 A1EJN 11 A1EJN C26 C12 C 0 1 N N N N N N 13.770 -32.646 30.546 -12.824 -1.937 0.927 C26 A1EJN 12 A1EJN C1 C13 C 0 1 N N N N N N 15.938 -30.938 29.224 -15.259 -1.984 -0.989 C1 A1EJN 13 A1EJN C11 C14 C 0 1 N N N N N N 11.429 -38.142 32.728 -5.254 0.226 -0.044 C11 A1EJN 14 A1EJN C12 C15 C 0 1 N N N N N N 10.349 -38.963 33.403 -4.007 0.676 0.720 C12 A1EJN 15 A1EJN C14 C16 C 0 1 N N N N N N 10.447 -40.292 35.498 -1.509 0.642 0.748 C14 A1EJN 16 A1EJN C16 C17 C 0 1 N N N N N N 10.274 -40.007 38.032 0.989 0.609 0.776 C16 A1EJN 17 A1EJN C18 C18 C 0 1 N N N N N N 11.832 -40.453 39.933 3.487 0.576 0.803 C18 A1EJN 18 A1EJN C19 C19 C 0 1 N N N N N N 13.010 -41.190 40.565 4.739 0.093 0.067 C19 A1EJN 19 A1EJN C23 C20 C 0 1 N N N N N N 14.897 -41.494 44.338 9.716 0.034 0.134 C23 A1EJN 20 A1EJN C25 C21 C 0 1 Y N N N N N 14.683 -33.081 29.467 -13.272 -0.820 0.019 C25 A1EJN 21 A1EJN C3 C22 C 0 1 Y N N N N N 16.252 -33.056 27.901 -14.396 0.349 -1.451 C3 A1EJN 22 A1EJN C9 C23 C 0 1 N N N N N N 12.237 -37.330 30.439 -7.752 0.259 -0.072 C9 A1EJN 23 A1EJN N2 N1 N 0 1 Y N N N N N 15.614 -32.320 28.873 -14.338 -0.859 -0.809 N2 A1EJN 24 A1EJN N5 N2 N 1 1 Y N N N N N 14.719 -34.283 28.892 -12.695 0.345 -0.095 N5 A1EJN 25 A1EJN O24 O1 O 0 1 N N N N N N 16.092 -41.471 44.272 9.608 -0.602 -0.893 O24 A1EJN 26 A1EJN H1 H1 H 0 1 N N N N N N 15.956 -35.116 27.268 -13.118 2.090 -1.297 H1 A1EJN 27 A1EJN H2 H2 H 0 1 N N N N N N 12.885 -35.109 29.506 -11.518 0.352 1.641 H2 A1EJN 28 A1EJN H3 H3 H 0 1 N N N N N N 13.869 -36.148 28.420 -11.488 1.863 0.701 H3 A1EJN 29 A1EJN H4 H4 H 0 1 N N N N N N 15.223 -36.896 30.127 -10.264 -0.796 -0.165 H4 A1EJN 30 A1EJN H5 H5 H 0 1 N N N N N N 14.965 -35.425 31.125 -10.233 0.716 -1.104 H5 A1EJN 31 A1EJN H6 H6 H 0 1 N N N N N N 13.053 -36.214 32.055 -8.990 1.830 0.729 H6 A1EJN 32 A1EJN H7 H7 H 0 1 N N N N N N 13.872 -37.778 31.723 -9.020 0.318 1.668 H7 A1EJN 33 A1EJN H8 H8 H 0 1 N N N N N N 10.326 -38.156 30.899 -6.522 0.285 1.696 H8 A1EJN 34 A1EJN H9 H9 H 0 1 N N N N N N 11.690 -39.322 30.967 -6.491 1.797 0.757 H9 A1EJN 35 A1EJN H10 H10 H 0 1 N N N N N N 11.223 -38.315 35.239 -2.770 -0.895 -0.081 H10 A1EJN 36 A1EJN H11 H11 H 0 1 N N N N N N 9.430 -38.426 35.253 -2.739 0.616 -1.020 H11 A1EJN 37 A1EJN H12 H12 H 0 1 N N N N N N 8.680 -39.927 36.622 -0.271 -0.928 -0.053 H12 A1EJN 38 A1EJN H13 H13 H 0 1 N N N N N N 9.405 -41.554 36.854 -0.241 0.583 -0.993 H13 A1EJN 39 A1EJN H14 H14 H 0 1 N N N N N N 11.159 -41.910 38.498 2.227 -0.962 -0.025 H14 A1EJN 40 A1EJN H15 H15 H 0 1 N N N N N N 12.305 -40.689 37.846 2.257 0.550 -0.965 H15 A1EJN 41 A1EJN H16 H16 H 0 1 N N N N N N 15.051 -40.727 40.150 5.969 0.119 1.836 H16 A1EJN 42 A1EJN H17 H17 H 0 1 N N N N N N 13.991 -39.301 40.413 5.999 1.631 0.896 H17 A1EJN 43 A1EJN H18 H18 H 0 1 N N N N N N 15.827 -40.415 42.208 7.223 -1.028 0.030 H18 A1EJN 44 A1EJN H19 H19 H 0 1 N N N N N N 14.577 -39.172 42.553 7.253 0.484 -0.909 H19 A1EJN 45 A1EJN H20 H20 H 0 1 N N N N N N 13.121 -40.699 43.508 8.497 1.598 0.924 H20 A1EJN 46 A1EJN H21 H21 H 0 1 N N N N N N 13.823 -42.091 42.616 8.467 0.086 1.863 H21 A1EJN 47 A1EJN H22 H22 H 0 1 N N N N N N 12.852 -32.230 30.105 -12.119 -2.576 0.396 H22 A1EJN 48 A1EJN H23 H23 H 0 1 N N N N N N 13.514 -33.508 31.179 -12.341 -1.517 1.809 H23 A1EJN 49 A1EJN H24 H24 H 0 1 N N N N N N 14.265 -31.876 31.157 -13.689 -2.526 1.232 H24 A1EJN 50 A1EJN H25 H25 H 0 1 N N N N N N 15.273 -30.599 30.032 -14.890 -2.632 -1.784 H25 A1EJN 51 A1EJN H26 H26 H 0 1 N N N N N N 16.983 -30.881 29.562 -15.326 -2.550 -0.060 H26 A1EJN 52 A1EJN H27 H27 H 0 1 N N N N N N 15.802 -30.294 28.342 -16.246 -1.606 -1.257 H27 A1EJN 53 A1EJN H28 H28 H 0 1 N N N N N N 12.413 -38.478 33.086 -5.268 -0.862 -0.109 H28 A1EJN 54 A1EJN H29 H29 H 0 1 N N N N N N 11.288 -37.082 32.985 -5.237 0.650 -1.048 H29 A1EJN 55 A1EJN H30 H30 H 0 1 N N N N N N 9.373 -38.598 33.052 -4.024 0.252 1.724 H30 A1EJN 56 A1EJN H31 H31 H 0 1 N N N N N N 10.478 -40.013 33.100 -3.993 1.764 0.785 H31 A1EJN 57 A1EJN H32 H32 H 0 1 N N N N N N 10.101 -41.014 34.743 -1.495 1.730 0.813 H32 A1EJN 58 A1EJN H33 H33 H 0 1 N N N N N N 11.500 -40.495 35.744 -1.526 0.219 1.752 H33 A1EJN 59 A1EJN H34 H34 H 0 1 N N N N N N 10.636 -38.981 37.870 1.003 1.697 0.840 H34 A1EJN 60 A1EJN H35 H35 H 0 1 N N N N N N 9.509 -40.006 38.822 0.972 0.186 1.780 H35 A1EJN 61 A1EJN H36 H36 H 0 1 N N N N N N 12.079 -39.381 39.922 3.501 1.664 0.868 H36 A1EJN 62 A1EJN H37 H37 H 0 1 N N N N N N 10.954 -40.621 40.574 3.470 0.152 1.808 H37 A1EJN 63 A1EJN H38 H38 H 0 1 N N N N N N 12.694 -41.575 41.546 4.755 0.517 -0.937 H38 A1EJN 64 A1EJN H39 H39 H 0 1 N N N N N N 13.285 -42.031 39.912 4.725 -0.995 0.002 H39 A1EJN 65 A1EJN H41 H41 H 0 1 N N N N N N 17.048 -32.715 27.255 -15.128 0.654 -2.184 H41 A1EJN 66 A1EJN H42 H42 H 0 1 N N N N N N 12.601 -37.824 29.526 -7.766 -0.829 -0.137 H42 A1EJN 67 A1EJN H43 H43 H 0 1 N N N N N N 11.638 -36.449 30.165 -7.735 0.683 -1.076 H43 A1EJN 68 A1EJN O1 O2 O 0 1 N Y N N N N ? ? ? 10.931 0.314 0.623 O1 A1EJN 69 A1EJN N1 N3 N 0 1 N Y N N N N ? ? ? 11.889 -0.097 -0.007 N1 A1EJN 70 A1EJN C2 C24 C 0 1 N Y N N N N ? ? ? 12.478 0.614 -0.975 C2 A1EJN 71 A1EJN C5 C25 C 0 1 N Y N N N N ? ? ? 12.443 -1.295 0.217 C5 A1EJN 72 A1EJN C24 C26 C 0 1 N Y N N N N ? ? ? 13.605 -1.491 -0.733 C24 A1EJN 73 A1EJN O3 O3 O 0 1 N Y N N N N ? ? ? 12.143 1.723 -1.336 O3 A1EJN 74 A1EJN O2 O4 O 0 1 N Y N N N N ? ? ? 12.073 -2.097 1.048 O2 A1EJN 75 A1EJN C30 C30 C 0 1 N Y N N N N ? ? ? 13.629 -0.183 -1.549 C30 A1EJN 76 A1EJN H40 H40 H 0 1 N Y N N N N ? ? ? 14.536 -1.612 -0.179 H40 A1EJN 77 A1EJN H44 H44 H 0 1 N Y N N N N ? ? ? 13.429 -2.348 -1.382 H44 A1EJN 78 A1EJN H47 H47 H 0 1 N Y N N N N ? ? ? 13.465 -0.386 -2.607 H47 A1EJN 79 A1EJN H48 H48 H 0 1 N Y N N N N ? ? ? 14.572 0.343 -1.399 H48 A1EJN 80 # 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 A1EJN C3 C4 DOUB Y N 1 A1EJN C3 N2 SING Y N 2 A1EJN C4 N5 SING Y N 3 A1EJN N2 C1 SING N N 4 A1EJN N2 C25 SING Y N 5 A1EJN N5 C6 SING N N 6 A1EJN N5 C25 DOUB Y N 7 A1EJN C6 C7 SING N N 8 A1EJN C25 C26 SING N N 9 A1EJN C9 C10 SING N N 10 A1EJN C9 C8 SING N N 11 A1EJN C7 C8 SING N N 12 A1EJN C10 C11 SING N N 13 A1EJN C11 C12 SING N N 14 A1EJN C12 C13 SING N N 15 A1EJN C13 C14 SING N N 16 A1EJN C14 C15 SING N N 17 A1EJN C15 C16 SING N N 18 A1EJN C16 C17 SING N N 19 A1EJN C17 C18 SING N N 20 A1EJN C18 C19 SING N N 21 A1EJN C19 C20 SING N N 22 A1EJN C20 C21 SING N N 23 A1EJN C21 C22 SING N N 24 A1EJN C22 C23 SING N N 25 A1EJN O24 C23 DOUB N N 26 A1EJN C4 H1 SING N N 27 A1EJN C6 H2 SING N N 28 A1EJN C6 H3 SING N N 29 A1EJN C7 H4 SING N N 30 A1EJN C7 H5 SING N N 31 A1EJN C8 H6 SING N N 32 A1EJN C8 H7 SING N N 33 A1EJN C10 H8 SING N N 34 A1EJN C10 H9 SING N N 35 A1EJN C13 H10 SING N N 36 A1EJN C13 H11 SING N N 37 A1EJN C15 H12 SING N N 38 A1EJN C15 H13 SING N N 39 A1EJN C17 H14 SING N N 40 A1EJN C17 H15 SING N N 41 A1EJN C20 H16 SING N N 42 A1EJN C20 H17 SING N N 43 A1EJN C21 H18 SING N N 44 A1EJN C21 H19 SING N N 45 A1EJN C22 H20 SING N N 46 A1EJN C22 H21 SING N N 47 A1EJN C26 H22 SING N N 48 A1EJN C26 H23 SING N N 49 A1EJN C26 H24 SING N N 50 A1EJN C1 H25 SING N N 51 A1EJN C1 H26 SING N N 52 A1EJN C1 H27 SING N N 53 A1EJN C11 H28 SING N N 54 A1EJN C11 H29 SING N N 55 A1EJN C12 H30 SING N N 56 A1EJN C12 H31 SING N N 57 A1EJN C14 H32 SING N N 58 A1EJN C14 H33 SING N N 59 A1EJN C16 H34 SING N N 60 A1EJN C16 H35 SING N N 61 A1EJN C18 H36 SING N N 62 A1EJN C18 H37 SING N N 63 A1EJN C19 H38 SING N N 64 A1EJN C19 H39 SING N N 65 A1EJN C3 H41 SING N N 66 A1EJN C9 H42 SING N N 67 A1EJN C9 H43 SING N N 68 A1EJN C23 O1 SING N N 69 A1EJN O1 N1 SING N N 70 A1EJN N1 C2 SING N N 71 A1EJN N1 C5 SING N N 72 A1EJN C5 C24 SING N N 73 A1EJN C2 O3 DOUB N N 74 A1EJN C5 O2 DOUB N N 75 A1EJN C24 C30 SING N N 76 A1EJN C24 H40 SING N N 77 A1EJN C24 H44 SING N N 78 A1EJN C30 H47 SING N N 79 A1EJN C30 H48 SING N N 80 A1EJN C2 C30 SING N N 81 # 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 A1EJN InChI InChI 1.06 "InChI=1S/C27H46N3O4/c1-24-28(2)22-23-29(24)21-17-15-13-11-9-7-5-3-4-6-8-10-12-14-16-18-27(33)34-30-25(31)19-20-26(30)32/h22-23H,3-21H2,1-2H3/q+1" A1EJN InChIKey InChI 1.06 AFNGCQCZVRYKKN-UHFFFAOYSA-N A1EJN SMILES_CANONICAL CACTVS 3.385 "Cn1cc[n+](CCCCCCCCCCCCCCCCCC(=O)ON2C(=O)CCC2=O)c1C" A1EJN SMILES CACTVS 3.385 "Cn1cc[n+](CCCCCCCCCCCCCCCCCC(=O)ON2C(=O)CCC2=O)c1C" A1EJN SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "Cc1n(cc[n+]1CCCCCCCCCCCCCCCCCC(=O)ON2C(=O)CCC2=O)C" A1EJN SMILES "OpenEye OEToolkits" 2.0.7 "Cc1n(cc[n+]1CCCCCCCCCCCCCCCCCC(=O)ON2C(=O)CCC2=O)C" # _pdbx_chem_comp_identifier.comp_id A1EJN _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 "[2,5-bis(oxidanylidene)pyrrolidin-1-yl] 18-(2,3-dimethylimidazol-1-ium-1-yl)octadecanoate" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1EJN "Create component" 2025-01-15 PDBC A1EJN "Modify PCM" 2025-01-16 PDBC A1EJN "Initial release" 2026-01-07 RCSB # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id A1EJN _pdbx_chem_comp_pcm.modified_residue_id LYS _pdbx_chem_comp_pcm.type None _pdbx_chem_comp_pcm.category Lipid/lipid-like _pdbx_chem_comp_pcm.position "Amino-acid side chain" _pdbx_chem_comp_pcm.polypeptide_position "Any position" _pdbx_chem_comp_pcm.comp_id_linking_atom C23 _pdbx_chem_comp_pcm.modified_residue_id_linking_atom NZ _pdbx_chem_comp_pcm.uniprot_specific_ptm_accession ? _pdbx_chem_comp_pcm.uniprot_generic_ptm_accession ? #