data_MHS # _chem_comp.id MHS _chem_comp.name "N1-METHYLATED HISTIDINE" _chem_comp.type "L-PEPTIDE LINKING" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C7 H11 N3 O2" _chem_comp.mon_nstd_parent_comp_id HIS _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 1999-07-08 _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 169.181 _chem_comp.one_letter_code H _chem_comp.three_letter_code MHS _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 N _chem_comp.pdbx_model_coordinates_db_code 1E6Y _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBJ _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 MHS N N N 0 1 N N N Y Y N 62.177 60.050 59.701 -1.464 0.955 -1.050 N MHS 1 MHS CA CA C 0 1 N N S Y N N 61.435 60.124 58.437 -0.106 0.415 -1.204 CA MHS 2 MHS C C C 0 1 N N N Y N Y 60.753 58.820 58.089 0.115 0.018 -2.641 C MHS 3 MHS O O O 0 1 N N N Y N Y 59.508 58.719 58.067 -0.815 -0.351 -3.316 O MHS 4 MHS CB CB C 0 1 N N N N N N 62.367 60.552 57.277 0.059 -0.811 -0.305 CB MHS 5 MHS CG CG C 0 1 Y N N N N N 62.970 61.909 57.496 -0.162 -0.414 1.131 CG MHS 6 MHS ND1 ND1 N 0 1 Y N N N N N 62.288 63.107 57.474 0.790 0.013 2.016 ND1 MHS 7 MHS CD2 CD2 C 0 1 Y N N N N N 64.253 62.193 57.879 -1.334 -0.420 1.794 CD2 MHS 8 MHS CE1 CE1 C 0 1 Y N N N N N 63.158 64.082 57.785 0.165 0.262 3.187 CE1 MHS 9 MHS NE2 NE2 N 0 1 Y N N N N N 64.343 63.545 58.028 -1.105 0.000 3.046 NE2 MHS 10 MHS CM CM C 0 1 N N N N N N 60.789 63.308 57.037 2.220 0.176 1.742 CM MHS 11 MHS OXT OXT O 0 1 N Y N Y N Y 61.556 57.795 57.817 1.347 0.076 -3.171 OXT MHS 12 MHS H H H 0 1 N N N Y Y N 62.637 60.929 59.935 -1.604 1.109 -0.062 H MHS 13 MHS H2 HN2 H 0 1 N Y N Y Y N 62.843 59.278 59.690 -2.100 0.221 -1.322 H2 MHS 14 MHS HA HA H 0 1 N N N Y N N 60.641 60.893 58.579 0.621 1.175 -0.921 HA MHS 15 MHS HB2 1HB H 0 1 N N N N N N 63.156 59.786 57.093 1.067 -1.211 -0.420 HB2 MHS 16 MHS HB3 2HB H 0 1 N N N N N N 61.837 60.501 56.297 -0.668 -1.571 -0.589 HB3 MHS 17 MHS HD2 HD2 H 0 1 N N N N N N 65.066 61.465 58.038 -2.292 -0.710 1.387 HD2 MHS 18 MHS HE1 HE1 H 0 1 N N N N N N 62.933 65.160 57.833 0.638 0.619 4.090 HE1 MHS 19 MHS HM1 1HM H 0 1 N N N N N N 60.237 64.276 57.019 2.742 -0.752 1.970 HM1 MHS 20 MHS HM2 2HM H 0 1 N N N N N N 60.698 62.874 56.013 2.363 0.425 0.691 HM2 MHS 21 MHS HM3 3HM H 0 1 N N N N N N 60.182 62.611 57.661 2.620 0.978 2.363 HM3 MHS 22 MHS HXT HXT H 0 1 N Y N Y N Y 61.127 56.975 57.598 1.489 -0.178 -4.093 HXT MHS 23 # 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 MHS N CA SING N N 1 MHS N H SING N N 2 MHS N H2 SING N N 3 MHS CA C SING N N 4 MHS CA CB SING N N 5 MHS CA HA SING N N 6 MHS C O DOUB N N 7 MHS C OXT SING N N 8 MHS CB CG SING N N 9 MHS CB HB2 SING N N 10 MHS CB HB3 SING N N 11 MHS CG ND1 SING Y N 12 MHS CG CD2 DOUB Y N 13 MHS ND1 CE1 SING Y N 14 MHS ND1 CM SING N N 15 MHS CD2 NE2 SING Y N 16 MHS CD2 HD2 SING N N 17 MHS CE1 NE2 DOUB Y N 18 MHS CE1 HE1 SING N N 19 MHS CM HM1 SING N N 20 MHS CM HM2 SING N N 21 MHS CM HM3 SING N N 22 MHS OXT HXT SING N N 23 # 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 MHS SMILES ACDLabs 10.04 "O=C(O)C(N)Cc1cncn1C" MHS SMILES_CANONICAL CACTVS 3.341 "Cn1cncc1C[C@H](N)C(O)=O" MHS SMILES CACTVS 3.341 "Cn1cncc1C[CH](N)C(O)=O" MHS SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "Cn1cncc1C[C@@H](C(=O)O)N" MHS SMILES "OpenEye OEToolkits" 1.5.0 "Cn1cncc1CC(C(=O)O)N" MHS InChI InChI 1.03 "InChI=1S/C7H11N3O2/c1-10-4-9-3-5(10)2-6(8)7(11)12/h3-4,6H,2,8H2,1H3,(H,11,12)/t6-/m0/s1" MHS InChIKey InChI 1.03 JDHILDINMRGULE-LURJTMIESA-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 MHS "SYSTEMATIC NAME" ACDLabs 10.04 3-methyl-L-histidine MHS "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2S)-2-amino-3-(3-methylimidazol-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 MHS "Create component" 1999-07-08 PDBJ MHS "Modify descriptor" 2011-06-04 RCSB MHS "Modify backbone" 2023-11-03 PDBE MHS "Modify PCM" 2024-09-27 PDBE # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id MHS _pdbx_chem_comp_pcm.modified_residue_id HIS _pdbx_chem_comp_pcm.type Methylation _pdbx_chem_comp_pcm.category "Named protein modification" _pdbx_chem_comp_pcm.position "Amino-acid side chain" _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 PTM-0259 _pdbx_chem_comp_pcm.uniprot_generic_ptm_accession PTM-0176 #