data_A1I28 # _chem_comp.id A1I28 _chem_comp.name "piperazin-1-yl(pyridin-4-yl)methanone" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C10 H13 N3 O" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2025-02-18 _chem_comp.pdbx_modified_date 2026-01-16 _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 191.230 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1I28 _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 9ID1 _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBE _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 A1I28 C10 C1 C 0 1 Y N N N N N -18.547 -50.053 -9.549 1.585 -0.742 0.822 C10 A1I28 1 A1I28 N12 N1 N 0 1 Y N N N N N -17.007 -51.265 -10.746 3.730 -0.798 -0.134 N12 A1I28 2 A1I28 C13 C2 C 0 1 Y N N N N N -16.205 -51.353 -9.818 3.482 0.280 -0.852 C13 A1I28 3 A1I28 O01 O1 O 0 1 N N N N N N -19.217 -49.487 -6.850 -0.121 2.279 0.179 O01 A1I28 4 A1I28 C02 C3 C 0 1 N N N N N N -18.075 -49.504 -7.116 -0.039 1.067 0.214 C02 A1I28 5 A1I28 N03 N2 N 0 1 N N N N N N -17.077 -48.917 -6.161 -1.151 0.321 0.367 N03 A1I28 6 A1I28 C04 C4 C 0 1 N N N N N N -17.461 -48.347 -4.873 -2.454 0.952 0.622 C04 A1I28 7 A1I28 C05 C5 C 0 1 N N N N N N -16.525 -47.228 -4.414 -3.470 0.396 -0.382 C05 A1I28 8 A1I28 N06 N3 N 0 1 N N N N N N -15.681 -46.727 -5.461 -3.466 -1.072 -0.315 N06 A1I28 9 A1I28 C07 C6 C 0 1 N N N N N N -14.797 -47.784 -5.813 -2.161 -1.620 -0.708 C07 A1I28 10 A1I28 C08 C7 C 0 1 N N N N N N -15.623 -48.918 -6.422 -1.094 -1.146 0.277 C08 A1I28 11 A1I28 C09 C8 C 0 1 Y N N N N N -17.684 -50.130 -8.470 1.283 0.410 0.089 C09 A1I28 12 A1I28 C11 C9 C 0 1 Y N N N N N -18.146 -50.676 -10.694 2.832 -1.319 0.679 C11 A1I28 13 A1I28 C14 C10 C 0 1 Y N N N N N -16.478 -50.782 -8.650 2.263 0.924 -0.766 C14 A1I28 14 A1I28 H1 H1 H 0 1 N N N N N N -19.488 -49.527 -9.488 0.857 -1.171 1.493 H1 A1I28 15 A1I28 H2 H2 H 0 1 N N N N N N -15.280 -51.894 -9.952 4.247 0.672 -1.505 H2 A1I28 16 A1I28 H3 H3 H 0 1 N N N N N N -18.479 -47.940 -4.959 -2.780 0.723 1.637 H3 A1I28 17 A1I28 H4 H4 H 0 1 N N N N N N -17.449 -49.147 -4.118 -2.369 2.032 0.497 H4 A1I28 18 A1I28 H5 H5 H 0 1 N N N N N N -15.886 -47.616 -3.607 -4.464 0.769 -0.138 H5 A1I28 19 A1I28 H6 H6 H 0 1 N N N N N N -17.136 -46.397 -4.031 -3.198 0.715 -1.388 H6 A1I28 20 A1I28 H7 H7 H 0 1 N N N N N N -15.161 -45.937 -5.137 -4.207 -1.461 -0.878 H7 A1I28 21 A1I28 H9 H9 H 0 1 N N N N N N -14.274 -48.146 -4.916 -2.207 -2.709 -0.700 H9 A1I28 22 A1I28 H10 H10 H 0 1 N N N N N N -14.061 -47.424 -6.547 -1.908 -1.274 -1.710 H10 A1I28 23 A1I28 H11 H11 H 0 1 N N N N N N -15.219 -49.865 -6.035 -0.109 -1.453 -0.076 H11 A1I28 24 A1I28 H12 H12 H 0 1 N N N N N N -15.484 -48.879 -7.512 -1.286 -1.581 1.258 H12 A1I28 25 A1I28 H13 H13 H 0 1 N N N N N N -18.790 -50.674 -11.561 3.075 -2.208 1.241 H13 A1I28 26 A1I28 H14 H14 H 0 1 N N N N N N -15.761 -50.827 -7.844 2.066 1.807 -1.357 H14 A1I28 27 # 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 A1I28 N12 C11 DOUB Y N 1 A1I28 N12 C13 SING Y N 2 A1I28 C11 C10 SING Y N 3 A1I28 C13 C14 DOUB Y N 4 A1I28 C10 C09 DOUB Y N 5 A1I28 C14 C09 SING Y N 6 A1I28 C09 C02 SING N N 7 A1I28 C02 O01 DOUB N N 8 A1I28 C02 N03 SING N N 9 A1I28 C08 N03 SING N N 10 A1I28 C08 C07 SING N N 11 A1I28 N03 C04 SING N N 12 A1I28 C07 N06 SING N N 13 A1I28 N06 C05 SING N N 14 A1I28 C04 C05 SING N N 15 A1I28 C10 H1 SING N N 16 A1I28 C13 H2 SING N N 17 A1I28 C04 H3 SING N N 18 A1I28 C04 H4 SING N N 19 A1I28 C05 H5 SING N N 20 A1I28 C05 H6 SING N N 21 A1I28 N06 H7 SING N N 22 A1I28 C07 H9 SING N N 23 A1I28 C07 H10 SING N N 24 A1I28 C08 H11 SING N N 25 A1I28 C08 H12 SING N N 26 A1I28 C11 H13 SING N N 27 A1I28 C14 H14 SING N N 28 # 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 A1I28 InChI InChI 1.06 "InChI=1S/C10H13N3O/c14-10(9-1-3-11-4-2-9)13-7-5-12-6-8-13/h1-4,12H,5-8H2" A1I28 InChIKey InChI 1.06 YLYAETTZHAUHNX-UHFFFAOYSA-N A1I28 SMILES_CANONICAL CACTVS 3.385 "O=C(N1CCNCC1)c2ccncc2" A1I28 SMILES CACTVS 3.385 "O=C(N1CCNCC1)c2ccncc2" A1I28 SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "c1cnccc1C(=O)N2CCNCC2" A1I28 SMILES "OpenEye OEToolkits" 2.0.7 "c1cnccc1C(=O)N2CCNCC2" # _pdbx_chem_comp_identifier.comp_id A1I28 _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 "piperazin-1-yl(pyridin-4-yl)methanone" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1I28 "Create component" 2025-02-18 PDBE A1I28 "Initial release" 2026-01-21 RCSB #