data_A1IG4 # _chem_comp.id A1IG4 _chem_comp.name "(E)-but-2-ene" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C4 H8" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2024-07-03 _chem_comp.pdbx_modified_date 2025-07-11 _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 56.106 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1IG4 _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 9FXX _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBE _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 A1IG4 C4 C1 C 0 1 N N N N N N -10.614 16.090 32.591 1.918 -0.089 -0.000 C4 A1IG4 1 A1IG4 C3 C2 C 0 1 N N N N N N -11.234 16.606 33.866 0.501 0.422 -0.000 C3 A1IG4 2 A1IG4 C2 C3 C 0 1 N N N N N N -11.778 17.823 33.895 -0.501 -0.422 0.000 C2 A1IG4 3 A1IG4 C1 C4 C 0 1 N N N N N N -12.398 18.342 35.172 -1.918 0.089 0.000 C1 A1IG4 4 A1IG4 H1 H1 H 0 1 N N N N N N -10.220 15.077 32.758 2.085 -0.696 0.890 H1 A1IG4 5 A1IG4 H2 H2 H 0 1 N N N N N N -11.376 16.061 31.798 2.085 -0.696 -0.890 H2 A1IG4 6 A1IG4 H3 H3 H 0 1 N N N N N N -11.237 15.991 34.754 0.310 1.485 -0.000 H3 A1IG4 7 A1IG4 H4 H4 H 0 1 N N N N N N -11.776 18.437 33.007 -0.310 -1.485 0.000 H4 A1IG4 8 A1IG4 H5 H5 H 0 1 N N N N N N -12.792 19.355 35.004 -2.085 0.696 0.890 H5 A1IG4 9 A1IG4 H6 H6 H 0 1 N N N N N N -13.218 17.676 35.478 -2.085 0.696 -0.890 H6 A1IG4 10 A1IG4 H7 H7 H 0 1 N N N N N N -11.635 18.372 35.964 -2.609 -0.754 0.000 H7 A1IG4 11 A1IG4 H8 H8 H 0 1 N N N N N N -9.794 16.757 32.286 2.609 0.754 -0.000 H8 A1IG4 12 # 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 A1IG4 C4 C3 SING N N 1 A1IG4 C3 C2 DOUB N E 2 A1IG4 C2 C1 SING N N 3 A1IG4 C4 H1 SING N N 4 A1IG4 C4 H2 SING N N 5 A1IG4 C3 H3 SING N N 6 A1IG4 C2 H4 SING N N 7 A1IG4 C1 H5 SING N N 8 A1IG4 C1 H6 SING N N 9 A1IG4 C1 H7 SING N N 10 A1IG4 C4 H8 SING N N 11 # 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 A1IG4 InChI InChI 1.06 InChI=1S/C4H8/c1-3-4-2/h3-4H,1-2H3/b4-3+ A1IG4 InChIKey InChI 1.06 IAQRGUVFOMOMEM-ONEGZZNKSA-N A1IG4 SMILES_CANONICAL CACTVS 3.385 C\C=C\C A1IG4 SMILES CACTVS 3.385 CC=CC A1IG4 SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 C/C=C/C A1IG4 SMILES "OpenEye OEToolkits" 2.0.7 CC=CC # _pdbx_chem_comp_identifier.comp_id A1IG4 _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 "(~{E})-but-2-ene" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1IG4 "Create component" 2024-07-03 PDBE A1IG4 "Modify formula" 2024-07-18 PDBE A1IG4 "Modify PCM" 2024-09-27 PDBE A1IG4 "Initial release" 2025-07-16 RCSB # 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 A1IG4 CYS None Crosslinker "Amino-acid side chain" "Any position" C1 SG ? ? 2 A1IG4 CYS None Crosslinker "Amino-acid side chain" "Any position" C4 SG ? ? #