data_MEQ # _chem_comp.id MEQ _chem_comp.name N5-METHYLGLUTAMINE _chem_comp.type "L-PEPTIDE LINKING" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C6 H12 N2 O3" _chem_comp.mon_nstd_parent_comp_id GLN _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2003-02-14 _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 160.171 _chem_comp.one_letter_code Q _chem_comp.three_letter_code MEQ _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag Y _chem_comp.pdbx_ideal_coordinates_details ? _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code 1NV8 _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB _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 MEQ N N N 0 1 N N N Y Y N 13.015 -28.364 -6.829 -1.496 -5.651 -2.383 N MEQ 1 MEQ CA CA C 0 1 N N S Y N N 13.893 -28.646 -8.024 -0.057 -5.660 -2.323 CA MEQ 2 MEQ CB CB C 0 1 N N N N N N 14.828 -29.857 -7.970 0.469 -5.675 -0.885 CB MEQ 3 MEQ CG CG C 0 1 N N N N N N 15.928 -29.818 -6.903 0.072 -4.436 -0.080 CG MEQ 4 MEQ CD CD C 0 1 N N N N N N 15.908 -31.197 -6.244 0.622 -4.429 1.336 CD MEQ 5 MEQ OE1 OE1 O 0 1 N N N N N N 14.849 -31.926 -6.312 1.301 -5.341 1.800 OE1 MEQ 6 MEQ NE2 NE2 N 0 1 N N N N N N 17.106 -31.597 -5.644 0.238 -3.289 2.028 NE2 MEQ 7 MEQ CE CE C 0 1 N N N N N N 17.780 -32.400 -6.692 0.608 -3.051 3.404 CE MEQ 8 MEQ C C C 0 1 N N N Y N Y 12.968 -28.942 -9.172 0.397 -6.905 -3.061 C MEQ 9 MEQ O O O 0 1 N N N Y N Y 13.516 -29.252 -10.241 -0.186 -7.981 -3.055 O MEQ 10 MEQ OXT OXT O 0 1 N Y N Y N Y ? ? ? 1.577 -6.709 -3.706 OXT MEQ 11 MEQ H H H 0 1 N N N Y Y N 12.392 -27.557 -6.865 -1.969 -4.797 -2.626 H MEQ 12 MEQ H2 HN2 H 0 1 N Y N Y Y N 13.599 -28.295 -5.996 -2.006 -6.423 -1.988 H2 MEQ 13 MEQ HA HA H 0 1 N N N Y N N 14.550 -27.748 -8.095 0.274 -4.775 -2.875 HA MEQ 14 MEQ HB2 1HB H 0 1 N N N N N N 14.228 -30.790 -7.859 0.082 -6.563 -0.367 HB2 MEQ 15 MEQ HB3 2HB H 0 1 N N N N N N 15.282 -30.026 -8.973 1.562 -5.776 -0.890 HB3 MEQ 16 MEQ HG2 1HG H 0 1 N N N N N N 16.927 -29.526 -7.300 0.386 -3.522 -0.597 HG2 MEQ 17 MEQ HG3 2HG H 0 1 N N N N N N 15.822 -28.974 -6.181 -1.021 -4.406 0.003 HG3 MEQ 18 MEQ HE21 1HE2 H 0 0 N N N N N N 17.407 -31.365 -4.697 -0.325 -2.594 1.547 HE21 MEQ 19 MEQ HE1 1HE H 0 1 N N N N N N 18.735 -32.719 -6.213 -0.035 -2.280 3.837 HE1 MEQ 20 MEQ HE2 2HE H 0 1 N N N N N N 17.165 -33.239 -7.093 1.647 -2.717 3.464 HE2 MEQ 21 MEQ HE3 3HE H 0 1 N N N N N N 17.908 -31.869 -7.664 0.500 -3.968 3.989 HE3 MEQ 22 MEQ HXT HXT H 0 1 N Y N Y N Y -0.584 -0.187 -0.725 1.935 -7.495 -4.172 HXT MEQ 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 MEQ N CA SING N N 1 MEQ N H SING N N 2 MEQ N H2 SING N N 3 MEQ CA CB SING N N 4 MEQ CA C SING N N 5 MEQ CA HA SING N N 6 MEQ CB CG SING N N 7 MEQ CB HB2 SING N N 8 MEQ CB HB3 SING N N 9 MEQ CG CD SING N N 10 MEQ CG HG2 SING N N 11 MEQ CG HG3 SING N N 12 MEQ CD OE1 DOUB N N 13 MEQ CD NE2 SING N N 14 MEQ NE2 CE SING N N 15 MEQ NE2 HE21 SING N N 16 MEQ CE HE1 SING N N 17 MEQ CE HE2 SING N N 18 MEQ CE HE3 SING N N 19 MEQ C O DOUB N N 20 MEQ C OXT SING N N 21 MEQ OXT HXT SING N N 22 # 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 MEQ SMILES ACDLabs 10.04 "O=C(O)C(N)CCC(=O)NC" MEQ SMILES_CANONICAL CACTVS 3.341 "CNC(=O)CC[C@H](N)C(O)=O" MEQ SMILES CACTVS 3.341 "CNC(=O)CC[CH](N)C(O)=O" MEQ SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "CNC(=O)CC[C@@H](C(=O)O)N" MEQ SMILES "OpenEye OEToolkits" 1.5.0 "CNC(=O)CCC(C(=O)O)N" MEQ InChI InChI 1.03 "InChI=1S/C6H12N2O3/c1-8-5(9)3-2-4(7)6(10)11/h4H,2-3,7H2,1H3,(H,8,9)(H,10,11)/t4-/m0/s1" MEQ InChIKey InChI 1.03 ONXPDKGXOOORHB-BYPYZUCNSA-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 MEQ "SYSTEMATIC NAME" ACDLabs 10.04 N-methyl-L-glutamine MEQ "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2S)-2-amino-5-methylamino-5-oxo-pentanoic 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 MEQ "Create component" 2003-02-14 RCSB MEQ "Modify descriptor" 2011-06-04 RCSB MEQ "Modify backbone" 2023-11-03 PDBE MEQ "Modify PCM" 2024-09-27 PDBE # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id MEQ _pdbx_chem_comp_pcm.modified_residue_id GLN _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-0185 _pdbx_chem_comp_pcm.uniprot_generic_ptm_accession ? #