data_TJN # _chem_comp.id TJN _chem_comp.name "hybrid cluster with four iron two oxygen and three sulfur" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "Fe4 O2 S3" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge ? _chem_comp.pdbx_initial_date 2026-05-06 _chem_comp.pdbx_modified_date 2026-09-01 _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 351.574 _chem_comp.one_letter_code ? _chem_comp.three_letter_code ? _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag N _chem_comp.pdbx_ideal_coordinates_details MetalCoord _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code 7B7Q _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB _chem_comp.pdbx_pcm Y _chem_comp.pdbx_comp_type "metal-containing ligand" # 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 TJN O1 O1 O -2 1 N N N N N N 23.466 1.421 37.139 23.223 1.338 37.087 O1 TJN 1 TJN O2 O2 O -2 1 N N N N N N 24.084 2.290 39.885 24.185 2.347 39.859 O2 TJN 2 TJN S2 S1 S -2 1 N N N N N N 26.067 3.104 37.236 26.080 3.293 37.120 S2 TJN 3 TJN S3 S2 S -2 1 N N N N N N 27.080 0.391 39.136 26.876 0.251 39.262 S3 TJN 4 TJN FE1 FE1 FE ? 0 N N N N N N 22.759 1.778 38.970 22.723 1.600 38.901 FE1 TJN 5 TJN FE2 FE2 FE ? 0 N N N N N N 24.029 2.827 36.159 24.027 2.779 36.146 FE2 TJN 6 TJN FE3 FE3 FE ? 0 N N N N N N 25.913 2.307 39.265 25.991 2.406 39.273 FE3 TJN 7 TJN FE4 FE4 FE ? 0 N N N N N N 26.948 1.129 37.079 26.949 1.131 37.106 FE4 TJN 8 TJN S5 S3 S -2 1 N N N N N N 20.718 3.027 38.622 20.904 3.053 39.003 S5 TJN 9 # 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 _chem_comp_bond.pdbx_metal_coordination_flag _chem_comp_bond.pdbx_metal_pi_flag TJN O1 FE1 SING N N 1 Y N TJN O1 FE2 SING N N 2 Y N TJN O2 FE1 SING N N 3 Y N TJN O2 FE3 SING N N 4 Y N TJN S2 FE2 SING N N 5 Y N TJN S2 FE3 SING N N 6 Y N TJN S2 FE4 SING N N 7 Y N TJN S3 FE3 SING N N 8 Y N TJN S3 FE4 SING N N 9 Y N TJN FE1 S5 SING N N 10 Y N # 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 TJN InChI InChI 1.06 InChI=1S/4Fe.2O.H2S.2S/h;;;;;;1H2;;/q;;;+1;;;;;/p-1 TJN InChIKey InChI 1.06 DJWRXFCPNDTXJC-UHFFFAOYSA-M TJN SMILES_CANONICAL CACTVS 3.385 "S.O1[Fe]O[Fe]S[Fe]S[Fe]1" TJN SMILES CACTVS 3.385 "S.O1[Fe]O[Fe]S[Fe]S[Fe]1" TJN SMILES_CANONICAL "OpenEye OEToolkits" 3.1.0.0 "O1[Fe][S]2[Fe]S[Fe]2O[Fe]1[S]" TJN SMILES "OpenEye OEToolkits" 3.1.0.0 "O1[Fe][S]2[Fe]S[Fe]2O[Fe]1[S]" # _pdbx_chem_comp_identifier.comp_id TJN _pdbx_chem_comp_identifier.type "SYSTEMATIC NAME" _pdbx_chem_comp_identifier.program "OpenEye OEToolkits" _pdbx_chem_comp_identifier.program_version 3.1.0.0 _pdbx_chem_comp_identifier.identifier "4-$l^{1}-sulfanyl-3,5-dioxa-1$l^{3},7-dithia-2$l^{2},4$l^{3},6$l^{3},8$l^{2}-tetraferrabicyclo[4.2.0]octane" # 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 TJN CYS None "Covalent chemical modification" "Amino-acid side chain" "Any position" S5 SG ? ? 2 TJN CYS None "Metal coordination" "Amino-acid side chain" "Any position" FE4 SG ? ? 3 TJN CYS None "Metal coordination" "Amino-acid side chain" "Any position" FE2 SG ? ? 4 TJN CYS None "Metal coordination" "Amino-acid side chain" "Any position" FE3 SG ? ? 5 TJN GLU None "Metal coordination" "Amino-acid side chain" "Any position" FE2 OE1 ? ? 6 TJN GLU None "Metal coordination" "Amino-acid side chain" "Any position" FE2 OE2 ? ? # loop_ _pdbx_chem_comp_atom_coordination.geometry_id _pdbx_chem_comp_atom_coordination.comp_id _pdbx_chem_comp_atom_coordination.atom_id _pdbx_chem_comp_atom_coordination.number _pdbx_chem_comp_atom_coordination.geometry_calculated _pdbx_chem_comp_atom_coordination.geometry_generic _pdbx_chem_comp_atom_coordination.geometry_abbr _pdbx_chem_comp_atom_coordination.provenance _pdbx_chem_comp_atom_coordination.representative_entry_id 1 TJN FE1 4 tetrahedron tetrahedral TET FindGeo 7B7Q 2 TJN FE2 4 tetrahedral tetrahedral TET MetalCoord 7B7Q 3 TJN FE3 4 tetrahedron tetrahedral TET FindGeo 7B7Q 4 TJN FE4 4 tetrahedron tetrahedral TET FindGeo 7B7Q # _pdbx_chem_comp_atom_coordination_sphere.id 1 _pdbx_chem_comp_atom_coordination_sphere.geometry_id 2 _pdbx_chem_comp_atom_coordination_sphere.comp_id TJN _pdbx_chem_comp_atom_coordination_sphere.atom_id FE2 _pdbx_chem_comp_atom_coordination_sphere.descriptor "@TET{Fe,O,O,S,S}" _pdbx_chem_comp_atom_coordination_sphere.provenance MetalCoord _pdbx_chem_comp_atom_coordination_sphere.representative_entry_id 7B7Q # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site TJN "Create component" 2026-05-06 RCSB TJN "Other modification" 2026-07-31 RCSB TJN "Initial release" 2026-09-02 RCSB TJN "Other modification" 2026-09-01 RCSB #