data_MEG
# 
_chem_comp.id                                    MEG 
_chem_comp.name                                  "(2S,3S)-2-azanyl-3-methyl-pentanedioic acid" 
_chem_comp.type                                  "L-PEPTIDE LINKING" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C6 H11 N O4" 
_chem_comp.mon_nstd_parent_comp_id               GLU 
_chem_comp.pdbx_synonyms                         "(3S)-3-methyl-L-glutamic acid" 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2004-05-16 
_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                        161.156 
_chem_comp.one_letter_code                       E 
_chem_comp.three_letter_code                     MEG 
_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        ? 
_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 
MEG N   N   N 0 1 N N N Y Y N -4.287 3.602  1.383 1.143  2.004  0.086  N   MEG 1  
MEG CA  CA  C 0 1 N N S Y N N -4.532 2.636  2.480 1.150  0.595  0.499  CA  MEG 2  
MEG CB  CB  C 0 1 N N S N N N -6.025 2.617  3.004 -0.100 -0.101 -0.043 CB  MEG 3  
MEG CG  CG  C 0 1 N N N N N N -6.786 3.976  2.819 -1.348 0.587  0.513  CG  MEG 4  
MEG CD  CD  C 0 1 N N N N N N -7.756 4.357  3.947 -2.577 -0.018 -0.114 CD  MEG 5  
MEG OE1 OE1 O 0 1 N N N N N N -8.613 3.524  4.315 -2.467 -0.909 -0.923 OE1 MEG 6  
MEG OE2 OE2 O 0 1 N N N N N N -7.661 5.488  4.472 -3.795 0.432  0.226  OE2 MEG 7  
MEG C   C   C 0 1 N N N Y N Y -3.844 1.243  2.235 2.380  -0.083 -0.049 C   MEG 8  
MEG O   O   O 0 1 N N N Y N Y -3.499 0.964  1.086 2.971  0.401  -0.984 O   MEG 9  
MEG C1  C1  C 0 1 N N N N N N -6.128 2.189  4.491 -0.093 -1.569 0.388  C1  MEG 10 
MEG H   H   H 0 1 N N N Y Y N -3.327 3.557  1.106 1.137  2.087  -0.920 H   MEG 11 
MEG H2  H2  H 0 1 N Y N Y Y N -4.870 3.375  0.603 0.363  2.497  0.493  H2  MEG 12 
MEG HA  HA  H 0 1 N N N Y N N -4.000 3.020  3.363 1.157  0.535  1.587  HA  MEG 13 
MEG HB  HB  H 0 1 N N N N N N -6.514 1.865  2.368 -0.107 -0.042 -1.131 HB  MEG 14 
MEG HG2 HG2 H 0 1 N N N N N N -6.029 4.771  2.753 -1.387 0.451  1.594  HG2 MEG 15 
MEG HG3 HG3 H 0 1 N N N N N N -7.373 3.901  1.891 -1.309 1.652  0.283  HG3 MEG 16 
MEG H11 H11 H 0 1 N N N N N N -7.183 2.193  4.802 -0.984 -2.065 0.002  H11 MEG 17 
MEG H12 H12 H 0 1 N N N N N N -5.715 1.177  4.610 0.796  -2.060 -0.008 H12 MEG 18 
MEG H13 H13 H 0 1 N N N N N N -5.559 2.894  5.115 -0.086 -1.629 1.476  H13 MEG 19 
MEG HE2 HE2 H 0 1 N N N N N N -8.319 5.578  5.152 -4.554 0.013  -0.203 HE2 MEG 20 
MEG OXT OXT O 0 1 N Y N Y N Y -3.511 0.163  3.111 2.818  -1.226 0.503  OXT MEG 21 
MEG HXT HXT H 0 1 N Y N Y N Y -3.097 -0.532 2.614 3.610  -1.624 0.117  HXT MEG 22 
# 
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 
MEG N   CA  SING N N 1  
MEG N   H   SING N N 2  
MEG N   H2  SING N N 3  
MEG CA  CB  SING N N 4  
MEG CA  C   SING N N 5  
MEG CA  HA  SING N N 6  
MEG CB  CG  SING N N 7  
MEG CB  C1  SING N N 8  
MEG CB  HB  SING N N 9  
MEG CG  CD  SING N N 10 
MEG CG  HG2 SING N N 11 
MEG CG  HG3 SING N N 12 
MEG CD  OE1 DOUB N N 13 
MEG CD  OE2 SING N N 14 
MEG C   O   DOUB N N 15 
MEG C1  H11 SING N N 16 
MEG C1  H12 SING N N 17 
MEG C1  H13 SING N N 18 
MEG HE2 OE2 SING N N 19 
MEG C   OXT SING N N 20 
MEG 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 
MEG SMILES           ACDLabs              12.01 "O=C(O)C(N)C(CC(=O)O)C"                                                                    
MEG SMILES_CANONICAL CACTVS               3.370 "C[C@@H](CC(O)=O)[C@H](N)C(O)=O"                                                           
MEG SMILES           CACTVS               3.370 "C[CH](CC(O)=O)[CH](N)C(O)=O"                                                              
MEG SMILES_CANONICAL "OpenEye OEToolkits" 1.7.0 "C[C@@H](CC(=O)O)[C@@H](C(=O)O)N"                                                          
MEG SMILES           "OpenEye OEToolkits" 1.7.0 "CC(CC(=O)O)C(C(=O)O)N"                                                                    
MEG InChI            InChI                1.03  "InChI=1S/C6H11NO4/c1-3(2-4(8)9)5(7)6(10)11/h3,5H,2,7H2,1H3,(H,8,9)(H,10,11)/t3-,5-/m0/s1" 
MEG InChIKey         InChI                1.03  FHJNAFIJPFGZRI-UCORVYFPSA-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 
MEG "SYSTEMATIC NAME" ACDLabs              12.01 "(3S)-3-methyl-L-glutamic acid"               
MEG "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.7.0 "(2S,3S)-2-azanyl-3-methyl-pentanedioic 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 
MEG "Create component"   2004-05-16 RCSB 
MEG "Other modification" 2010-10-26 RCSB 
MEG "Modify descriptor"  2011-06-04 RCSB 
MEG "Modify synonyms"    2021-03-01 PDBE 
MEG "Modify backbone"    2023-11-03 PDBE 
MEG "Modify PCM"         2024-09-27 PDBE 
# 
_pdbx_chem_comp_synonyms.ordinal      1 
_pdbx_chem_comp_synonyms.comp_id      MEG 
_pdbx_chem_comp_synonyms.name         "(3S)-3-methyl-L-glutamic acid" 
_pdbx_chem_comp_synonyms.provenance   ? 
_pdbx_chem_comp_synonyms.type         ? 
# 
_pdbx_chem_comp_pcm.pcm_id                             1 
_pdbx_chem_comp_pcm.comp_id                            MEG 
_pdbx_chem_comp_pcm.modified_residue_id                GLU 
_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     ? 
_pdbx_chem_comp_pcm.uniprot_generic_ptm_accession      ? 
# 
