data_MH6 # _chem_comp.id MH6 _chem_comp.name "3-hydroxy-2-iminopropanoic acid" _chem_comp.type "PEPTIDE LINKING" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C3 H5 N O3" _chem_comp.mon_nstd_parent_comp_id SER _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2008-03-11 _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 103.077 _chem_comp.one_letter_code S _chem_comp.three_letter_code MH6 _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 3CF5 _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site EBI _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 MH6 N N N 0 1 N N N Y Y N 124.189 77.662 120.804 0.513 1.510 0.000 N MH6 1 MH6 CA CA C 0 1 N N N Y N N 123.616 77.333 121.903 0.233 0.260 0.000 CA MH6 2 MH6 C C C 0 1 N N N Y N Y 124.556 76.990 123.054 -1.181 -0.183 -0.000 C MH6 3 MH6 CB CB C 0 1 N N N N N N 122.176 77.289 122.190 1.343 -0.760 0.000 CB MH6 4 MH6 OG OG O 0 1 N Y N N N N 121.320 77.484 120.947 2.605 -0.091 0.000 OG MH6 5 MH6 O O O 0 1 N Y N Y N Y 124.416 75.896 123.742 -1.446 -1.368 -0.000 O MH6 6 MH6 OXT OXT O 0 1 N Y N Y N Y 125.831 77.952 123.463 -2.172 0.729 -0.000 OXT MH6 7 MH6 H HN H 0 1 N Y N Y Y N 123.527 77.908 120.095 1.438 1.800 0.000 H MH6 8 MH6 HB2 HB2 H 0 1 N N N N N N 121.939 76.306 122.624 1.262 -1.384 0.890 HB2 MH6 9 MH6 HB3 HB3 H 0 1 N N N N N N 121.940 78.093 122.903 1.262 -1.384 -0.890 HB3 MH6 10 MH6 HXT HXT H 0 1 N Y N Y N Y 126.311 77.555 124.180 -3.079 0.391 -0.000 HXT MH6 11 MH6 HG HG H 0 1 N Y N N N N 120.401 77.447 121.186 3.366 -0.687 0.000 HG MH6 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 MH6 N CA DOUB N N 1 MH6 CA C SING N N 2 MH6 CA CB SING N N 3 MH6 C O DOUB N N 4 MH6 C OXT SING N N 5 MH6 CB OG SING N N 6 MH6 N H SING N N 7 MH6 CB HB2 SING N N 8 MH6 CB HB3 SING N N 9 MH6 OXT HXT SING N N 10 MH6 OG HG 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 MH6 SMILES ACDLabs 12.01 "O=C(O)C(=[N@H])CO" MH6 SMILES_CANONICAL CACTVS 3.370 "OCC(=N)C(O)=O" MH6 SMILES CACTVS 3.370 "OCC(=N)C(O)=O" MH6 SMILES_CANONICAL "OpenEye OEToolkits" 1.7.0 "[H]/N=C(\CO)/C(=O)O" MH6 SMILES "OpenEye OEToolkits" 1.7.0 "C(C(=N)C(=O)O)O" MH6 InChI InChI 1.03 "InChI=1S/C3H5NO3/c4-2(1-5)3(6)7/h4-5H,1H2,(H,6,7)/b4-2+" MH6 InChIKey InChI 1.03 MUHXUPVPXJXCGV-DUXPYHPUSA-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 MH6 "SYSTEMATIC NAME" ACDLabs 12.01 "(2E)-3-hydroxy-2-iminopropanoic acid" MH6 "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.7.0 "3-hydroxy-2-imino-propanoic 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 MH6 "Other modification" 2008-03-11 EBI MH6 "Other modification" 2011-01-04 RCSB MH6 "Other modification" 2011-01-20 RCSB MH6 "Modify descriptor" 2011-06-04 RCSB MH6 "Other modification" 2019-04-16 PDBE MH6 "Modify backbone" 2023-11-03 PDBE MH6 "Modify PCM" 2024-09-27 PDBE # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id MH6 _pdbx_chem_comp_pcm.modified_residue_id SER _pdbx_chem_comp_pcm.type Dehydrogenation _pdbx_chem_comp_pcm.category "Named protein modification" _pdbx_chem_comp_pcm.position "Amino-acid backbone" _pdbx_chem_comp_pcm.polypeptide_position "Any 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 ? #