data_OCA # _chem_comp.id OCA _chem_comp.name "OCTANOIC ACID (CAPRYLIC ACID)" _chem_comp.type NON-POLYMER _chem_comp.pdbx_type HETAIN _chem_comp.formula "C8 H16 O2" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 1999-07-08 _chem_comp.pdbx_modified_date 2024-09-27 _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 144.211 _chem_comp.one_letter_code ? _chem_comp.three_letter_code OCA _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag Y _chem_comp.pdbx_ideal_coordinates_details ? _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code ? _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB _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_backbone_atom_flag _chem_comp_atom.pdbx_n_terminal_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 OCA C1 C1 C 0 1 N N N N N N 105.924 5.246 54.063 -5.587 2.352 6.172 C1 OCA 1 OCA C2 C2 C 0 1 N N N N N N 107.205 4.581 54.522 -5.974 1.520 4.970 C2 OCA 2 OCA C3 C3 C 0 1 N N N N N N 107.017 3.741 55.777 -4.981 1.687 3.820 C3 OCA 3 OCA C4 C4 C 0 1 N N N N N N 106.656 4.588 56.996 -5.346 0.869 2.577 C4 OCA 4 OCA C5 C5 C 0 1 N N N N N N 106.615 3.719 58.245 -4.357 0.954 1.410 C5 OCA 5 OCA C6 C6 C 0 1 N N N N N N 106.692 4.554 59.507 -4.761 0.100 0.207 C6 OCA 6 OCA C7 C7 C 0 1 N N N N N N 107.043 3.695 60.719 -3.736 0.216 -0.923 C7 OCA 7 OCA C8 C8 C 0 1 N N N N N N 108.389 2.991 60.623 -4.151 -0.601 -2.137 C8 OCA 8 OCA O1 O1 O 0 1 N N N N N N 105.020 4.517 53.605 -4.599 3.068 6.252 O1 OCA 9 OCA O2 O2 O 0 1 N Y N N N N ? ? ? -6.488 2.214 7.180 O2 OCA 10 OCA H21 1H2 H 0 1 N N N N N N 107.927 5.377 54.759 -6.007 0.469 5.277 H21 OCA 11 OCA H22 2H2 H 0 1 N N N N N N 107.563 3.924 53.716 -6.974 1.836 4.655 H22 OCA 12 OCA H31 1H3 H 0 1 N N N N N N 107.970 3.234 55.989 -3.985 1.369 4.154 H31 OCA 13 OCA H32 2H3 H 0 1 N N N N N N 106.203 3.023 55.598 -4.885 2.747 3.560 H32 OCA 14 OCA H41 1H4 H 0 1 N N N N N N 105.665 5.040 56.839 -6.332 1.191 2.219 H41 OCA 15 OCA H42 2H4 H 0 1 N N N N N N 107.413 5.376 57.127 -5.455 -0.181 2.874 H42 OCA 16 OCA H51 1H5 H 0 1 N N N N N N 107.483 3.043 58.224 -4.291 2.004 1.098 H51 OCA 17 OCA H52 2H5 H 0 1 N N N N N N 105.672 3.153 58.252 -3.353 0.671 1.747 H52 OCA 18 OCA H61 1H6 H 0 1 N N N N N N 105.709 5.015 59.680 -4.848 -0.951 0.504 H61 OCA 19 OCA H62 2H6 H 0 1 N N N N N N 107.469 5.322 59.378 -5.746 0.418 -0.157 H62 OCA 20 OCA H71 1H7 H 0 1 N N N N N N 106.278 2.907 60.781 -3.624 1.265 -1.218 H71 OCA 21 OCA H72 2H7 H 0 1 N N N N N N 107.068 4.351 61.602 -2.757 -0.130 -0.574 H72 OCA 22 OCA H81 1H8 H 0 1 N N N N N N 108.423 2.388 59.703 -4.242 -1.662 -1.883 H81 OCA 23 OCA H82 2H8 H 0 1 N N N N N N 108.523 2.336 61.496 -3.404 -0.504 -2.931 H82 OCA 24 OCA H83 3H8 H 0 1 N N N N N N 109.194 3.740 60.600 -5.112 -0.258 -2.531 H83 OCA 25 OCA HO2 HO2 H 0 1 N N N N N N -0.803 0.417 -0.288 -6.288 2.737 7.987 HO2 OCA 26 # 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 OCA C1 C2 SING N N 1 OCA C1 O1 DOUB N N 2 OCA C1 O2 SING N N 3 OCA C2 C3 SING N N 4 OCA C2 H21 SING N N 5 OCA C2 H22 SING N N 6 OCA C3 C4 SING N N 7 OCA C3 H31 SING N N 8 OCA C3 H32 SING N N 9 OCA C4 C5 SING N N 10 OCA C4 H41 SING N N 11 OCA C4 H42 SING N N 12 OCA C5 C6 SING N N 13 OCA C5 H51 SING N N 14 OCA C5 H52 SING N N 15 OCA C6 C7 SING N N 16 OCA C6 H61 SING N N 17 OCA C6 H62 SING N N 18 OCA C7 C8 SING N N 19 OCA C7 H71 SING N N 20 OCA C7 H72 SING N N 21 OCA C8 H81 SING N N 22 OCA C8 H82 SING N N 23 OCA C8 H83 SING N N 24 OCA O2 HO2 SING N N 25 # 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 OCA SMILES ACDLabs 10.04 "O=C(O)CCCCCCC" OCA SMILES_CANONICAL CACTVS 3.341 "CCCCCCCC(O)=O" OCA SMILES CACTVS 3.341 "CCCCCCCC(O)=O" OCA SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "CCCCCCCC(=O)O" OCA SMILES "OpenEye OEToolkits" 1.5.0 "CCCCCCCC(=O)O" OCA InChI InChI 1.03 "InChI=1S/C8H16O2/c1-2-3-4-5-6-7-8(9)10/h2-7H2,1H3,(H,9,10)" OCA InChIKey InChI 1.03 WWZKQHOCKIZLMA-UHFFFAOYSA-N # loop_ _pdbx_chem_comp_identifier.comp_id _pdbx_chem_comp_identifier.type _pdbx_chem_comp_identifier.program _pdbx_chem_comp_identifier.program_version _pdbx_chem_comp_identifier.identifier OCA "SYSTEMATIC NAME" ACDLabs 10.04 "octanoic acid" OCA "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "octanoic acid" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site OCA "Create component" 1999-07-08 RCSB OCA "Modify descriptor" 2011-06-04 RCSB OCA "Modify PCM" 2024-09-27 PDBE # loop_ _pdbx_chem_comp_pcm.pcm_id _pdbx_chem_comp_pcm.comp_id _pdbx_chem_comp_pcm.modified_residue_id _pdbx_chem_comp_pcm.type _pdbx_chem_comp_pcm.category _pdbx_chem_comp_pcm.position _pdbx_chem_comp_pcm.polypeptide_position _pdbx_chem_comp_pcm.comp_id_linking_atom _pdbx_chem_comp_pcm.modified_residue_id_linking_atom _pdbx_chem_comp_pcm.uniprot_specific_ptm_accession _pdbx_chem_comp_pcm.uniprot_generic_ptm_accession 1 OCA SER Octanoylation Lipid/lipid-like "Amino-acid side chain" "Any position" C1 OG PTM-0239 ? 2 OCA THR Octanoylation Lipid/lipid-like "Amino-acid side chain" "Any position" C1 OG1 PTM-0240 ? 3 OCA GLY Octanoylation Lipid/lipid-like "Amino-acid backbone" N-terminal C1 N ? ? 4 OCA PRO Octanoylation Lipid/lipid-like "Amino-acid backbone" N-terminal C1 N ? ? 5 OCA WFP Octanoylation Lipid/lipid-like "Amino-acid backbone" N-terminal C1 N ? ? 6 OCA DSN Octanoylation Lipid/lipid-like "Amino-acid side chain" "Any position" C1 OG ? ? 7 OCA DVA Octanoylation Lipid/lipid-like "Amino-acid backbone" N-terminal C1 N ? ? 8 OCA CYS Octanoylation Lipid/lipid-like "Amino-acid side chain" "Any position" C1 SG ? ? #