data_SEC
# 
_chem_comp.id                                    SEC 
_chem_comp.name                                  SELENOCYSTEINE 
_chem_comp.type                                  "L-PEPTIDE LINKING" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C3 H7 N O2 Se" 
_chem_comp.mon_nstd_parent_comp_id               ? 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     1999-07-08 
_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                        168.053 
_chem_comp.one_letter_code                       U 
_chem_comp.three_letter_code                     SEC 
_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 
# 
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 
SEC N   N   N  0 1 N N N Y Y N 38.770 10.663 52.598 -0.783 1.676  -0.339 N   SEC 1  
SEC CA  CA  C  0 1 N N R Y N N 38.352 11.626 51.586 -0.938 0.217  -0.405 CA  SEC 2  
SEC CB  CB  C  0 1 N N N N N N 38.574 11.050 50.186 0.042  -0.445 0.565  CB  SEC 3  
SEC SE  SE  SE 0 0 N N N N N N 38.291 12.371 48.883 1.879  -0.092 -0.020 SE  SEC 4  
SEC C   C   C  0 1 N N N Y N Y 36.864 11.874 51.824 -2.349 -0.156 -0.027 C   SEC 5  
SEC O   O   O  0 1 N N N Y N Y 36.018 11.106 51.371 -3.030 0.619  0.602  O   SEC 6  
SEC OXT OXT O  0 1 N Y N Y N Y 36.557 12.878 52.638 -2.848 -1.348 -0.389 OXT SEC 7  
SEC H   HN1 H  0 1 N N N Y Y N 38.621 11.049 53.508 -1.373 2.134  -1.017 H   SEC 8  
SEC H2  HN2 H  0 1 N Y N Y Y N 38.235 9.824  52.500 -0.969 2.018  0.592  H2  SEC 9  
SEC HA  HA  H  0 1 N N N Y N N 38.908 12.569 51.692 -0.732 -0.125 -1.419 HA  SEC 10 
SEC HB2 HB1 H  0 1 N N N N N N 39.606 10.678 50.107 -0.105 -0.037 1.565  HB2 SEC 11 
SEC HB3 HB2 H  0 1 N N N N N N 37.871 10.220 50.020 -0.134 -1.521 0.582  HB3 SEC 12 
SEC HE  HE  H  0 1 N N N N N N 38.508 11.801 47.556 2.691  -0.839 1.084  HE  SEC 13 
SEC HXT HXT H  0 1 N Y N Y N Y 35.620 12.886 52.792 -3.757 -1.542 -0.123 HXT SEC 14 
# 
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 
SEC N   CA  SING N N 1  
SEC N   H   SING N N 2  
SEC N   H2  SING N N 3  
SEC CA  CB  SING N N 4  
SEC CA  C   SING N N 5  
SEC CA  HA  SING N N 6  
SEC CB  SE  SING N N 7  
SEC CB  HB2 SING N N 8  
SEC CB  HB3 SING N N 9  
SEC SE  HE  SING N N 10 
SEC C   O   DOUB N N 11 
SEC C   OXT SING N N 12 
SEC OXT HXT SING N N 13 
# 
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 
SEC SMILES           ACDLabs              12.01 "O=C(O)C(N)C[SeH]"                                                
SEC InChI            InChI                1.03  "InChI=1S/C3H7NO2Se/c4-2(1-7)3(5)6/h2,7H,1,4H2,(H,5,6)/t2-/m0/s1" 
SEC InChIKey         InChI                1.03  ZKZBPNGNEQAJSX-REOHCLBHSA-N                                       
SEC SMILES_CANONICAL CACTVS               3.370 "N[C@@H](C[SeH])C(O)=O"                                           
SEC SMILES           CACTVS               3.370 "N[CH](C[SeH])C(O)=O"                                             
SEC SMILES_CANONICAL "OpenEye OEToolkits" 1.7.6 "C([C@@H](C(=O)O)N)[SeH]"                                         
SEC SMILES           "OpenEye OEToolkits" 1.7.6 "C(C(C(=O)O)N)[SeH]"                                              
# 
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 
SEC "SYSTEMATIC NAME" ACDLabs              12.01 3-selanyl-L-alanine                      
SEC "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.7.6 "(2R)-2-azanyl-3-selanyl-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 
SEC "Create component"       1999-07-08 RCSB 
SEC "Modify descriptor"      2011-06-04 RCSB 
SEC "Other modification"     2014-01-14 RCSB 
SEC "Modify one letter code" 2014-07-17 RCSB 
SEC "Modify backbone"        2023-11-03 PDBE 
# 
