data_DHI # _chem_comp.id DHI _chem_comp.name D-HISTIDINE _chem_comp.type "D-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 1999-09-08 _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 DHI _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag N _chem_comp.pdbx_ideal_coordinates_details ? _chem_comp.pdbx_ideal_coordinates_missing_flag Y _chem_comp.pdbx_model_coordinates_db_code 1CZQ _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB # 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 DHI N N N 0 1 N N N Y Y N 19.100 -5.379 34.342 -0.850 1.469 0.782 N DHI 1 DHI CA CA C 0 1 N N R Y N N 19.731 -5.018 35.624 -1.064 0.063 0.414 CA DHI 2 DHI C C C 0 1 N N N Y N Y 21.156 -4.636 35.329 -2.508 -0.143 0.038 C DHI 3 DHI O O O 0 1 N N N Y N Y 21.412 -3.743 34.536 -3.036 -1.377 0.054 O DHI 4 DHI CB CB C 0 1 N N N N N N 18.970 -3.888 36.284 -0.171 -0.293 -0.777 CB DHI 5 DHI CG CG C 0 1 Y N N N N N 17.655 -4.321 36.854 1.276 -0.205 -0.364 CG DHI 6 DHI ND1 ND1 N 1 1 Y N N N N N 16.650 -3.445 37.187 2.081 0.854 -0.536 ND1 DHI 7 DHI CD2 CD2 C 0 1 Y N N N N N 17.178 -5.567 37.104 1.988 -1.177 0.237 CD2 DHI 8 DHI CE1 CE1 C 0 1 Y N N N N N 15.595 -4.134 37.608 3.263 0.577 -0.057 CE1 DHI 9 DHI NE2 NE2 N 0 1 Y N N N N N 15.894 -5.419 37.562 3.249 -0.681 0.432 NE2 DHI 10 DHI OXT OXT O 0 1 N Y N Y N Y 22.091 -5.298 36.003 -3.191 0.802 -0.278 OXT DHI 11 DHI H H H 0 1 N N N Y Y N 18.133 -5.638 34.542 -1.093 2.021 -0.027 H DHI 12 DHI H2 HN2 H 0 1 N Y N Y Y N 19.610 -6.102 33.835 -1.528 1.688 1.497 H2 DHI 13 DHI HA HA H 0 1 N N N Y N N 19.712 -5.874 36.338 -0.813 -0.576 1.260 HA DHI 14 DHI HB2 1HB H 0 1 N N N N N N 19.594 -3.388 37.060 -0.393 -1.308 -1.107 HB2 DHI 15 DHI HB3 2HB H 0 1 N N N N N N 18.836 -3.034 35.579 -0.359 0.404 -1.593 HB3 DHI 16 DHI HD1 HD1 H 0 1 N N N N N N 16.682 -2.427 37.129 1.824 1.694 -0.947 HD1 DHI 17 DHI HD2 HD2 H 0 1 N N N N N N 17.726 -6.513 36.962 1.632 -2.159 0.513 HD2 DHI 18 DHI HE1 HE1 H 0 1 N N N N N N 14.632 -3.710 37.940 4.114 1.243 -0.056 HE1 DHI 19 DHI HE2 HE2 H 0 1 N N N N N N 15.249 -6.162 37.831 3.993 -1.147 0.845 HE2 DHI 20 DHI HXT HXT H 0 1 N Y N Y N Y 22.990 -5.056 35.816 ? ? ? HXT DHI 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 DHI N CA SING N N 1 DHI N H SING N N 2 DHI N H2 SING N N 3 DHI CA C SING N N 4 DHI CA CB SING N N 5 DHI CA HA SING N N 6 DHI C O DOUB N N 7 DHI C OXT SING N N 8 DHI CB CG SING N N 9 DHI CB HB2 SING N N 10 DHI CB HB3 SING N N 11 DHI CG ND1 SING Y N 12 DHI CG CD2 DOUB Y N 13 DHI ND1 CE1 DOUB Y N 14 DHI ND1 HD1 SING N N 15 DHI CD2 NE2 SING Y N 16 DHI CD2 HD2 SING N N 17 DHI CE1 NE2 SING Y N 18 DHI CE1 HE1 SING N N 19 DHI NE2 HE2 SING N N 20 DHI 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 DHI SMILES ACDLabs 10.04 "O=C(O)C(N)Cc1cnc[nH+]1" DHI SMILES_CANONICAL CACTVS 3.341 "N[C@H](Cc1c[nH]c[nH+]1)C(O)=O" DHI SMILES CACTVS 3.341 "N[CH](Cc1c[nH]c[nH+]1)C(O)=O" DHI SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "c1c([nH+]c[nH]1)C[C@H](C(=O)O)N" DHI SMILES "OpenEye OEToolkits" 1.5.0 "c1c([nH+]c[nH]1)CC(C(=O)O)N" DHI 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-/m1/s1" DHI InChIKey InChI 1.03 HNDVDQJCIGZPNO-RXMQYKEDSA-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 DHI "SYSTEMATIC NAME" ACDLabs 10.04 "3-(1H-imidazol-3-ium-4-yl)-D-alanine" DHI "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2R)-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 DHI "Create component" 1999-09-08 RCSB DHI "Modify descriptor" 2011-06-04 RCSB DHI "Modify backbone" 2023-11-03 PDBE #