data_FK2
#
_chem_comp.id FK2
_chem_comp.name "3-oxidanylidenepropanoic acid"
_chem_comp.type NON-POLYMER
_chem_comp.pdbx_type HETAIN
_chem_comp.formula "C3 H4 O3"
_chem_comp.mon_nstd_parent_comp_id ?
_chem_comp.pdbx_synonyms ?
_chem_comp.pdbx_formal_charge 0
_chem_comp.pdbx_initial_date 2018-07-14
_chem_comp.pdbx_modified_date 2019-01-18
_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 88.062
_chem_comp.one_letter_code ?
_chem_comp.three_letter_code FK2
_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 6H2G
_chem_comp.pdbx_subcomponent_list ?
_chem_comp.pdbx_processing_site EBI
#
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
FK2 C1 C1 C 0 1 N N N N N N 4.575 -18.818 -23.015 0.291 0.803 0.214 C1 FK2 1
FK2 C2 C2 C 0 1 N N N N N N 5.367 -18.967 -24.314 1.486 -0.104 0.358 C2 FK2 2
FK2 O1 O1 O 0 1 N N N N N N 6.210 -19.855 -24.443 2.441 0.037 -0.368 O1 FK2 3
FK2 C C3 C 0 1 N N N N N N 4.733 -17.482 -22.307 -0.949 -0.029 0.012 C FK2 4
FK2 O O2 O 0 1 N N N N N N 4.806 -16.480 -23.004 -0.871 -1.234 -0.013 O FK2 5
FK2 O2 O3 O 0 1 N Y N N N N 3.720 -16.945 -21.520 -2.141 0.570 -0.140 O2 FK2 6
FK2 H1 H1 H 0 1 N N N N N N 3.509 -18.954 -23.249 0.182 1.406 1.116 H1 FK2 7
FK2 H2 H2 H 0 1 N N N N N N 4.903 -19.609 -22.325 0.433 1.458 -0.646 H2 FK2 8
FK2 H3 H3 H 0 1 N N N N N N 5.184 -18.284 -25.130 1.488 -0.879 1.109 H3 FK2 9
FK2 H5 H5 H 0 1 N N N N N N 3.510 -16.071 -21.826 -2.908 -0.006 -0.267 H5 FK2 10
#
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
FK2 O1 C2 DOUB N N 1
FK2 C2 C1 SING N N 2
FK2 C1 C SING N N 3
FK2 O C DOUB N N 4
FK2 C O2 SING N N 5
FK2 C1 H1 SING N N 6
FK2 C1 H2 SING N N 7
FK2 C2 H3 SING N N 8
FK2 O2 H5 SING N N 9
#
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
FK2 InChI InChI 1.03 InChI=1S/C3H4O3/c4-2-1-3(5)6/h2H,1H2,(H,5,6)
FK2 InChIKey InChI 1.03 OAKURXIZZOAYBC-UHFFFAOYSA-N
FK2 SMILES_CANONICAL CACTVS 3.385 OC(=O)CC=O
FK2 SMILES CACTVS 3.385 OC(=O)CC=O
FK2 SMILES_CANONICAL "OpenEye OEToolkits" 2.0.6 C(C=O)C(=O)O
FK2 SMILES "OpenEye OEToolkits" 2.0.6 C(C=O)C(=O)O
#
_pdbx_chem_comp_identifier.comp_id FK2
_pdbx_chem_comp_identifier.type "SYSTEMATIC NAME"
_pdbx_chem_comp_identifier.program "OpenEye OEToolkits"
_pdbx_chem_comp_identifier.program_version 2.0.6
_pdbx_chem_comp_identifier.identifier "3-oxidanylidenepropanoic 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
FK2 'Create component' 2018-07-14 EBI
FK2 'Initial release' 2019-01-23 RCSB
#
loop_
_software.name
_software.version
_software.description
rdkit 2025.03.3 'Core functionality.'
pdbeccdutils 1.0.0 'Wrapper to provide 2D templates and molecular fragments.'
#
loop_
_pdbe_chem_comp_atom_depiction.comp_id
_pdbe_chem_comp_atom_depiction.atom_id
_pdbe_chem_comp_atom_depiction.element
_pdbe_chem_comp_atom_depiction.model_Cartn_x
_pdbe_chem_comp_atom_depiction.model_Cartn_y
_pdbe_chem_comp_atom_depiction.pdbx_ordinal
FK2 C1 C 6.404 1.125 1
FK2 C2 C 7.702 0.375 2
FK2 O1 O 9.002 1.125 3
FK2 C C 5.104 0.375 4
FK2 O O 3.805 1.125 5
FK2 O2 O 5.104 -1.125 6
#
loop_
_pdbe_chem_comp_bond_depiction.comp_id
_pdbe_chem_comp_bond_depiction.atom_id_1
_pdbe_chem_comp_bond_depiction.atom_id_2
_pdbe_chem_comp_bond_depiction.value_order
_pdbe_chem_comp_bond_depiction.bond_dir
_pdbe_chem_comp_bond_depiction.pdbx_ordinal
FK2 O1 C2 DOUBLE NONE 1
FK2 C2 C1 SINGLE NONE 2
FK2 C1 C SINGLE NONE 3
FK2 O C DOUBLE NONE 4
FK2 C O2 SINGLE NONE 5
#
#
#
_pdbe_chem_comp_rdkit_properties.comp_id FK2
_pdbe_chem_comp_rdkit_properties.exactmw 88.016
_pdbe_chem_comp_rdkit_properties.amw 88.062
_pdbe_chem_comp_rdkit_properties.lipinskiHBA 3
_pdbe_chem_comp_rdkit_properties.lipinskiHBD 1
_pdbe_chem_comp_rdkit_properties.NumRotatableBonds 2
_pdbe_chem_comp_rdkit_properties.NumHBD 1
_pdbe_chem_comp_rdkit_properties.NumHBA 3
_pdbe_chem_comp_rdkit_properties.NumHeavyAtoms 6
_pdbe_chem_comp_rdkit_properties.NumAtoms 10
_pdbe_chem_comp_rdkit_properties.NumHeteroatoms 3
_pdbe_chem_comp_rdkit_properties.NumAmideBonds 0
_pdbe_chem_comp_rdkit_properties.FractionCSP3 0.333
_pdbe_chem_comp_rdkit_properties.NumRings 0
_pdbe_chem_comp_rdkit_properties.NumAromaticRings 0
_pdbe_chem_comp_rdkit_properties.NumAliphaticRings 0
_pdbe_chem_comp_rdkit_properties.NumSaturatedRings 0
_pdbe_chem_comp_rdkit_properties.NumHeterocycles 0
_pdbe_chem_comp_rdkit_properties.NumAromaticHeterocycles 0
_pdbe_chem_comp_rdkit_properties.NumSaturatedHeterocycles 0
_pdbe_chem_comp_rdkit_properties.NumAliphaticHeterocycles 0
_pdbe_chem_comp_rdkit_properties.NumSpiroAtoms 0
_pdbe_chem_comp_rdkit_properties.NumBridgeheadAtoms 0
_pdbe_chem_comp_rdkit_properties.NumAtomStereoCenters 0
_pdbe_chem_comp_rdkit_properties.NumUnspecifiedAtomStereoCenters 0
_pdbe_chem_comp_rdkit_properties.labuteASA 40.293
_pdbe_chem_comp_rdkit_properties.tpsa 54.370
_pdbe_chem_comp_rdkit_properties.CrippenClogP -0.340
_pdbe_chem_comp_rdkit_properties.CrippenMR 18.317
_pdbe_chem_comp_rdkit_properties.chi0v 2.725
_pdbe_chem_comp_rdkit_properties.chi1v 1.112
_pdbe_chem_comp_rdkit_properties.chi2v 0.153
_pdbe_chem_comp_rdkit_properties.chi3v 0.153
_pdbe_chem_comp_rdkit_properties.chi4v 0.042
_pdbe_chem_comp_rdkit_properties.chi0n 6.725
_pdbe_chem_comp_rdkit_properties.chi1n 3.021
_pdbe_chem_comp_rdkit_properties.chi2n 0.153
_pdbe_chem_comp_rdkit_properties.chi3n 0.153
_pdbe_chem_comp_rdkit_properties.chi4n 0.042
_pdbe_chem_comp_rdkit_properties.hallKierAlpha -0.860
_pdbe_chem_comp_rdkit_properties.kappa1 1.330
_pdbe_chem_comp_rdkit_properties.kappa2 2.382
_pdbe_chem_comp_rdkit_properties.kappa3 3.140
_pdbe_chem_comp_rdkit_properties.Phi 0.528
#
loop_
_pdbe_chem_comp_external_mappings.comp_id
_pdbe_chem_comp_external_mappings.source
_pdbe_chem_comp_external_mappings.resource
_pdbe_chem_comp_external_mappings.resource_id
FK2 UniChem 'KEGG LIGAND' C00222
FK2 UniChem ChEBI 17960
FK2 UniChem ZINC ZINC000000895126
FK2 UniChem fdasrs 9K1T0U0R4C
FK2 UniChem SureChEMBL SCHEMBL60043
FK2 UniChem HMDB HMDB0011111
FK2 UniChem NMRShiftDB 60021026
FK2 UniChem Nikkaji J7.174I
FK2 UniChem 'EPA CompTox Dashboard' DTXSID90239064
FK2 UniChem MetaboLights MTBLC17960
FK2 UniChem BRENDA 218240
FK2 UniChem BRENDA 2969
FK2 UniChem BRENDA 3213
FK2 UniChem BRENDA 3973
FK2 UniChem BRENDA 46972
FK2 UniChem PubChem 868
FK2 UniChem 'PubChem TPHARMA' 15321064
#
loop_
_pdbe_chem_comp_rdkit_conformer.comp_id
_pdbe_chem_comp_rdkit_conformer.atom_id
_pdbe_chem_comp_rdkit_conformer.Cartn_x_rdkit
_pdbe_chem_comp_rdkit_conformer.Cartn_y_rdkit
_pdbe_chem_comp_rdkit_conformer.Cartn_z_rdkit
_pdbe_chem_comp_rdkit_conformer.rdkit_method
_pdbe_chem_comp_rdkit_conformer.rdkit_ordinal
FK2 C1 -0.464 -0.295 -0.557 ETKDGv3 1
FK2 C2 -1.334 0.674 0.182 ETKDGv3 2
FK2 O1 -1.802 0.380 1.271 ETKDGv3 3
FK2 C 0.827 -0.492 0.169 ETKDGv3 4
FK2 O 0.955 -1.445 0.983 ETKDGv3 5
FK2 O2 1.875 0.403 -0.025 ETKDGv3 6
FK2 H1 -0.253 0.103 -1.572 ETKDGv3 7
FK2 H2 -0.996 -1.264 -0.669 ETKDGv3 8
FK2 H3 -1.559 1.642 -0.254 ETKDGv3 9
FK2 H5 2.751 0.292 0.471 ETKDGv3 10
#