data_SNK
# 
_chem_comp.id                                    SNK 
_chem_comp.name                                  "(2~{R})-2-azanyl-3-(4-ethanoylsulfanyl-1~{H}-imidazol-5-yl)propanoic acid" 
_chem_comp.type                                  "L-peptide linking" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C8 H11 N3 O3 S" 
_chem_comp.mon_nstd_parent_comp_id               HIS 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2020-11-25 
_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                        229.256 
_chem_comp.one_letter_code                       H 
_chem_comp.three_letter_code                     SNK 
_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        6ZOO 
_chem_comp.pdbx_subcomponent_list                ? 
_chem_comp.pdbx_processing_site                  PDBE 
_chem_comp.pdbx_pcm                              N 
# 
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 
SNK N   N1  N 0 1 N N N N N N 226.838 203.114 223.465 2.578  1.098  -1.188 N   SNK 1  
SNK CA  C1  C 0 1 N N R N N N 227.695 203.675 222.357 2.128  -0.075 -0.427 CA  SNK 2  
SNK C   C2  C 0 1 N N N N N N 227.406 202.997 220.889 3.318  -0.927 -0.067 C   SNK 3  
SNK O   O1  O 0 1 N N N N N N 227.226 203.741 219.911 4.428  -0.449 -0.075 O   SNK 4  
SNK CB  C3  C 0 1 N N N N N N 227.742 205.248 222.387 1.425  0.386  0.851  CB  SNK 5  
SNK CG  C4  C 0 1 Y N N N N N 228.502 205.786 223.568 0.167  1.134  0.491  CG  SNK 6  
SNK ND1 N2  N 0 1 Y N N N N N 229.725 205.237 223.925 0.032  2.493  0.361  ND1 SNK 7  
SNK CD2 C5  C 0 1 Y N N N N N 228.270 206.797 224.533 -1.045 0.595  0.228  CD2 SNK 8  
SNK CE1 C6  C 0 1 Y N N N N N 230.214 205.888 225.043 -1.254 2.737  0.030  CE1 SNK 9  
SNK NE2 N3  N 0 1 Y N N N N N 229.343 206.846 225.436 -1.892 1.601  -0.048 NE2 SNK 10 
SNK C01 C7  C 0 1 N N N N N N 227.172 209.876 226.881 -3.908 -2.313 -0.286 C01 SNK 11 
SNK C02 C8  C 0 1 N N N N N N 227.257 209.575 225.401 -3.102 -1.046 -0.171 C02 SNK 12 
SNK O03 O2  O 0 1 N N N N N N 227.591 210.513 224.668 -3.629 0.029  -0.371 O03 SNK 13 
SNK S04 S1  S 0 1 N N N N N N 226.892 207.903 224.692 -1.443 -1.121 0.243  S04 SNK 14 
SNK H1  H1  H 0 1 N N N N N N 227.065 203.569 224.326 1.793  1.651  -1.497 H1  SNK 15 
SNK H2  H2  H 0 1 N N N N N N 225.873 203.268 223.251 3.223  1.655  -0.647 H2  SNK 16 
SNK H4  H4  H 0 1 N N N N N N 228.722 203.362 222.598 1.434  -0.658 -1.033 H4  SNK 17 
SNK H6  H6  H 0 1 N N N N N N 228.227 205.603 221.466 1.170  -0.483 1.459  H6  SNK 18 
SNK H7  H7  H 0 1 N N N N N N 226.711 205.630 222.429 2.089  1.041  1.415  H7  SNK 19 
SNK H8  H8  H 0 1 N N N N N N 230.182 204.487 223.448 0.730  3.155  0.484  H8  SNK 20 
SNK H9  H9  H 0 1 N N N N N N 231.152 205.665 225.530 -1.684 3.713  -0.144 H9  SNK 21 
SNK H11 H11 H 0 1 N N N N N N 227.435 210.929 227.057 -4.936 -2.067 -0.555 H11 SNK 22 
SNK H12 H12 H 0 1 N N N N N N 226.147 209.690 227.235 -3.474 -2.952 -1.055 H12 SNK 23 
SNK H13 H13 H 0 1 N N N N N N 227.872 209.227 227.428 -3.899 -2.838 0.670  H13 SNK 24 
SNK O1  O3  O 0 1 N N N N N N 227.405 201.671 220.826 3.145  -2.217 0.263  O1  SNK 25 
SNK H3  H3  H 0 1 N N N N N N 227.248 201.396 219.930 3.938  -2.723 0.486  H3  SNK 26 
# 
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 
SNK O   C   DOUB N N 1  
SNK C   CA  SING N N 2  
SNK CA  CB  SING N N 3  
SNK CA  N   SING N N 4  
SNK CB  CG  SING N N 5  
SNK CG  ND1 SING Y N 6  
SNK CG  CD2 DOUB Y N 7  
SNK ND1 CE1 SING Y N 8  
SNK CD2 S04 SING N N 9  
SNK CD2 NE2 SING Y N 10 
SNK O03 C02 DOUB N N 11 
SNK S04 C02 SING N N 12 
SNK CE1 NE2 DOUB Y N 13 
SNK C02 C01 SING N N 14 
SNK N   H1  SING N N 15 
SNK N   H2  SING N N 16 
SNK CA  H4  SING N N 17 
SNK CB  H6  SING N N 18 
SNK CB  H7  SING N N 19 
SNK ND1 H8  SING N N 20 
SNK CE1 H9  SING N N 21 
SNK C01 H11 SING N N 22 
SNK C01 H12 SING N N 23 
SNK C01 H13 SING N N 24 
SNK C   O1  SING N N 25 
SNK O1  H3  SING N N 26 
# 
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 
SNK InChI            InChI                1.03  "InChI=1S/C8H11N3O3S/c1-4(12)15-7-6(10-3-11-7)2-5(9)8(13)14/h3,5H,2,9H2,1H3,(H,10,11)(H,13,14)/t5-/m1/s1" 
SNK InChIKey         InChI                1.03  ARAQDIDMFIPYQR-RXMQYKEDSA-N                                                                               
SNK SMILES_CANONICAL CACTVS               3.385 "CC(=O)Sc1nc[nH]c1C[C@@H](N)C(O)=O"                                                                       
SNK SMILES           CACTVS               3.385 "CC(=O)Sc1nc[nH]c1C[CH](N)C(O)=O"                                                                         
SNK SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "CC(=O)Sc1c([nH]cn1)C[C@H](C(=O)O)N"                                                                      
SNK SMILES           "OpenEye OEToolkits" 2.0.7 "CC(=O)Sc1c([nH]cn1)CC(C(=O)O)N"                                                                          
# 
_pdbx_chem_comp_identifier.comp_id           SNK 
_pdbx_chem_comp_identifier.type              "SYSTEMATIC NAME" 
_pdbx_chem_comp_identifier.program           "OpenEye OEToolkits" 
_pdbx_chem_comp_identifier.program_version   2.0.7 
_pdbx_chem_comp_identifier.identifier        "(2~{R})-2-azanyl-3-(4-ethanoylsulfanyl-1~{H}-imidazol-5-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 
SNK "Create component"      2020-11-25 PDBE 
SNK "Modify parent residue" 2020-12-18 PDBE 
SNK "Initial release"       2021-06-16 RCSB 
SNK "Modify PCM"            2024-09-27 PDBE 
#