data_MSO
# 
_chem_comp.id                                    MSO 
_chem_comp.name                                  "SELENOMETHIONINE SELENOXIDE" 
_chem_comp.type                                  "L-PEPTIDE LINKING" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C5 H11 N O3 Se" 
_chem_comp.mon_nstd_parent_comp_id               MET 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2000-08-18 
_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                        212.106 
_chem_comp.one_letter_code                       M 
_chem_comp.three_letter_code                     MSO 
_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        1E5X 
_chem_comp.pdbx_subcomponent_list                ? 
_chem_comp.pdbx_processing_site                  EBI 
_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 
MSO N   N   N  0 1 N N N Y Y N -6.139 8.022 41.001 1.860  -0.169 -2.129 N   MSO 1  
MSO CA  CA  C  0 1 N N S Y N N -5.239 6.889 41.164 0.443  -0.559 -2.140 CA  MSO 2  
MSO CB  CB  C  0 1 N N N N N N -5.928 5.580 40.767 -0.240 -0.029 -0.878 CB  MSO 3  
MSO C   C   C  0 1 N N N Y N Y -3.964 7.092 40.339 -0.228 0.020  -3.357 C   MSO 4  
MSO CG  CG  C  0 1 N N N N N N -5.237 4.345 41.317 0.441  -0.619 0.357  CG  MSO 5  
MSO SE  SE  SE 0 0 N N N N N N -6.157 2.901 40.787 -0.435 0.060  1.973  SE  MSO 6  
MSO OE  OE  O  0 1 N N N N N N -7.527 3.005 41.298 0.387  1.376  2.031  OE  MSO 7  
MSO CE  CE  C  0 1 N N N N N N -5.240 1.555 41.520 0.720  -0.917 3.218  CE  MSO 8  
MSO O   O   O  0 1 N N N Y N Y -2.887 6.658 40.735 0.165  1.062  -3.826 O   MSO 9  
MSO OXT OXT O  0 1 N Y N Y N Y -4.087 7.760 39.199 -1.264 -0.619 -3.922 OXT MSO 10 
MSO H   H   H  0 1 N N N Y Y N -5.680 8.893 41.265 1.882  0.838  -2.105 H   MSO 11 
MSO H2  H2  H  0 1 N Y N Y Y N -7.011 7.886 41.511 2.242  -0.489 -1.252 H2  MSO 12 
MSO HA  HCA H  0 1 N N N Y N N -4.959 6.822 42.241 0.366  -1.646 -2.166 HCA MSO 13 
MSO HB2 HB2 H  0 1 N N N N N N -7.003 5.594 41.059 -1.291 -0.319 -0.886 HB2 MSO 14 
MSO HB3 HB3 H  0 1 N N N N N N -6.038 5.511 39.659 -0.163 1.057  -0.852 HB3 MSO 15 
MSO HG2 HG2 H  0 1 N N N N N N -4.159 4.294 41.034 1.492  -0.329 0.365  HG2 MSO 16 
MSO HG3 HG3 H  0 1 N N N N N N -5.102 4.385 42.423 0.364  -1.706 0.331  HG3 MSO 17 
MSO HE1 HE1 H  0 1 N N N N N N -5.812 0.656 41.190 0.419  -0.696 4.243  HE1 MSO 18 
MSO HE2 HE2 H  0 1 N N N N N N -4.154 1.536 41.264 0.627  -1.988 3.036  HE2 MSO 19 
MSO HE3 HE3 H  0 1 N N N N N N -5.093 1.636 42.622 1.755  -0.612 3.069  HE3 MSO 20 
MSO HXT HXT H  0 1 N Y N Y N Y -3.296 7.885 38.687 -1.695 -0.246 -4.703 HXT MSO 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 
MSO N   CA  SING N N 1  
MSO N   H   SING N N 2  
MSO N   H2  SING N N 3  
MSO CA  CB  SING N N 4  
MSO CA  C   SING N N 5  
MSO CA  HA  SING N N 6  
MSO CB  CG  SING N N 7  
MSO CB  HB2 SING N N 8  
MSO CB  HB3 SING N N 9  
MSO C   O   DOUB N N 10 
MSO C   OXT SING N N 11 
MSO CG  SE  SING N N 12 
MSO CG  HG2 SING N N 13 
MSO CG  HG3 SING N N 14 
MSO SE  OE  DOUB N N 15 
MSO SE  CE  SING N N 16 
MSO CE  HE1 SING N N 17 
MSO CE  HE2 SING N N 18 
MSO CE  HE3 SING N N 19 
MSO OXT HXT SING N N 20 
# 
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 
MSO SMILES           ACDLabs              10.04 "O=C(O)C(N)CC[Se](=O)C"                                                           
MSO SMILES_CANONICAL CACTVS               3.341 "C[Se](=O)CC[C@H](N)C(O)=O"                                                       
MSO SMILES           CACTVS               3.341 "C[Se](=O)CC[CH](N)C(O)=O"                                                        
MSO SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "C[Se@@](=O)CC[C@@H](C(=O)O)N"                                                    
MSO SMILES           "OpenEye OEToolkits" 1.5.0 "C[Se](=O)CCC(C(=O)O)N"                                                           
MSO InChI            InChI                1.03  "InChI=1S/C5H11NO3Se/c1-10(9)3-2-4(6)5(7)8/h4H,2-3,6H2,1H3,(H,7,8)/t4-,10+/m0/s1" 
MSO InChIKey         InChI                1.03  KGXZPWNBFWCDRF-ZXPFJRLXSA-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 
MSO "SYSTEMATIC NAME" ACDLabs              10.04 "(2S)-2-amino-4-(methylseleninyl)butanoic acid"     
MSO "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2S)-2-amino-4-[(R)-methylseleninyl]butanoic 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 
MSO "Create component"  2000-08-18 EBI  
MSO "Modify descriptor" 2011-06-04 RCSB 
MSO "Modify backbone"   2023-11-03 PDBE 
MSO "Modify PCM"        2024-09-27 PDBE 
# 
loop_
_pdbx_chem_comp_pcm.pcm_id 
_pdbx_chem_comp_pcm.comp_id 
_pdbx_chem_comp_pcm.modified_residue_id 
_pdbx_chem_comp_pcm.type 
_pdbx_chem_comp_pcm.category 
_pdbx_chem_comp_pcm.position 
_pdbx_chem_comp_pcm.polypeptide_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 
1 MSO MET Selenomethionine "Named protein modification" "Amino-acid side chain" "Any position" ? ? ? ? 
2 MSO MET Oxidation        "Named protein modification" "Amino-acid side chain" "Any position" ? ? ? ? 
#