data_HIS # _chem_comp.id HIS _chem_comp.name HISTIDINE _chem_comp.type "L-PEPTIDE LINKING" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C6 H10 N3 O2" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 1 _chem_comp.pdbx_initial_date 1999-07-08 _chem_comp.pdbx_modified_date 2023-11-03 _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 156.162 _chem_comp.one_letter_code H _chem_comp.three_letter_code HIS _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag N _chem_comp.pdbx_ideal_coordinates_details "OpenEye/OEToolkits V1.4.2" _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 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 HIS N N N 0 1 N N N Y Y N 33.472 42.685 -4.610 -0.040 -1.210 0.053 N HIS 1 HIS CA CA C 0 1 N N S Y N N 33.414 41.686 -5.673 1.172 -1.709 0.652 CA HIS 2 HIS C C C 0 1 N N N Y N Y 33.773 42.279 -7.040 1.083 -3.207 0.905 C HIS 3 HIS O O O 0 1 N N N Y N Y 33.497 43.444 -7.337 0.040 -3.770 1.222 O HIS 4 HIS CB CB C 0 1 N N N N N N 32.005 41.080 -5.734 1.484 -0.975 1.962 CB HIS 5 HIS CG CG C 0 1 Y N N N N N 31.888 39.902 -6.651 2.940 -1.060 2.353 CG HIS 6 HIS ND1 ND1 N 1 1 Y N N N N N 32.539 38.710 -6.414 3.380 -2.075 3.129 ND1 HIS 7 HIS CD2 CD2 C 0 1 Y N N N N N 31.199 39.734 -7.804 3.960 -0.251 2.046 CD2 HIS 8 HIS CE1 CE1 C 0 1 Y N N N N N 32.251 37.857 -7.382 4.693 -1.908 3.317 CE1 HIS 9 HIS NE2 NE2 N 0 1 Y N N N N N 31.439 38.453 -8.237 5.058 -0.801 2.662 NE2 HIS 10 HIS OXT OXT O 0 1 N Y N Y N Y 34.382 41.455 -7.879 2.247 -3.882 0.744 OXT HIS 11 HIS H H H 0 1 N N N Y Y N 33.485 42.227 -3.721 -0.102 -1.155 -0.950 H HIS 12 HIS H2 HN2 H 0 1 N Y N Y Y N 34.301 43.234 -4.714 -0.715 -0.741 0.634 H2 HIS 13 HIS HA HA H 0 1 N N N Y N N 34.155 40.908 -5.439 1.965 -1.558 -0.089 HA HIS 14 HIS HB2 1HB H 0 1 N N N N N N 31.733 40.750 -4.721 1.215 0.087 1.879 HB2 HIS 15 HIS HB3 2HB H 0 1 N N N N N N 31.337 41.860 -6.127 0.859 -1.368 2.775 HB3 HIS 16 HIS HD1 HD1 H 0 1 N N N N N N 33.135 38.521 -5.633 2.828 -2.838 3.511 HD1 HIS 17 HIS HD2 HD2 H 0 1 N N N N N N 30.577 40.470 -8.292 4.108 0.647 1.479 HD2 HIS 18 HIS HE1 HE1 H 0 1 N N N N N N 32.618 36.844 -7.461 5.340 -2.550 3.892 HE1 HIS 19 HIS HE2 HE2 H 0 1 N N N N N N 31.061 38.039 -9.065 6.002 -0.428 2.627 HE2 HIS 20 HIS HXT HXT H 0 1 N Y N Y N Y 34.553 41.905 -8.698 2.188 -4.848 0.901 HXT HIS 21 # 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 HIS N CA SING N N 1 HIS N H SING N N 2 HIS N H2 SING N N 3 HIS CA C SING N N 4 HIS CA CB SING N N 5 HIS CA HA SING N N 6 HIS C O DOUB N N 7 HIS C OXT SING N N 8 HIS CB CG SING N N 9 HIS CB HB2 SING N N 10 HIS CB HB3 SING N N 11 HIS CG ND1 SING Y N 12 HIS CG CD2 DOUB Y N 13 HIS ND1 CE1 DOUB Y N 14 HIS ND1 HD1 SING N N 15 HIS CD2 NE2 SING Y N 16 HIS CD2 HD2 SING N N 17 HIS CE1 NE2 SING Y N 18 HIS CE1 HE1 SING N N 19 HIS NE2 HE2 SING N N 20 HIS OXT HXT SING N N 21 # 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 HIS SMILES ACDLabs 10.04 "O=C(O)C(N)Cc1cnc[nH+]1" HIS SMILES_CANONICAL CACTVS 3.341 "N[C@@H](Cc1c[nH]c[nH+]1)C(O)=O" HIS SMILES CACTVS 3.341 "N[CH](Cc1c[nH]c[nH+]1)C(O)=O" HIS SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "c1c([nH+]c[nH]1)C[C@@H](C(=O)O)N" HIS SMILES "OpenEye OEToolkits" 1.5.0 "c1c([nH+]c[nH]1)CC(C(=O)O)N" HIS InChI InChI 1.03 "InChI=1S/C6H9N3O2/c7-5(6(10)11)1-4-2-8-3-9-4/h2-3,5H,1,7H2,(H,8,9)(H,10,11)/p+1/t5-/m0/s1" HIS InChIKey InChI 1.03 HNDVDQJCIGZPNO-YFKPBYRVSA-O # 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 HIS "SYSTEMATIC NAME" ACDLabs 10.04 "3-(1H-imidazol-3-ium-4-yl)-L-alanine" HIS "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2S)-2-amino-3-(1H-imidazol-3-ium-4-yl)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 HIS "Create component" 1999-07-08 EBI HIS "Modify descriptor" 2011-06-04 RCSB HIS "Modify backbone" 2023-11-03 PDBE #