data_U9S
#

_chem_comp.id                                   U9S
_chem_comp.name                                 "(2R,3S)-oxirane-2,3-dicarboxylic acid"
_chem_comp.type                                 non-polymer
_chem_comp.pdbx_type                            HETAIN
_chem_comp.formula                              "C4 H4 O5"
_chem_comp.mon_nstd_parent_comp_id              ?
_chem_comp.pdbx_synonyms                        "cis-2,3-epoxysuccinic acid"
_chem_comp.pdbx_formal_charge                   0
_chem_comp.pdbx_initial_date                    2020-05-05
_chem_comp.pdbx_modified_date                   2021-03-19
_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                       132.072
_chem_comp.one_letter_code                      ?
_chem_comp.three_letter_code                    U9S
_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       6WSI
_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.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
U9S  C02  C1  C  0  1  N  N  N  28.491  -6.857  -8.135  -1.467   0.194  -0.025  C02  U9S   1  
U9S  C04  C2  C  0  1  N  N  S  28.375  -6.285  -6.729  -0.764  -0.903   0.731  C04  U9S   2  
U9S  C05  C3  C  0  1  N  N  R  28.848  -4.942  -6.466   0.766  -0.902   0.732  C05  U9S   3  
U9S  C06  C4  C  0  1  N  N  N  29.383  -4.016  -7.592   1.468   0.197  -0.024  C06  U9S   4  
U9S  O01  O1  O  0  1  N  N  N  27.595  -6.618  -8.993  -2.139  -0.073  -0.993  O01  U9S   5  
U9S  O03  O2  O  0  1  N  N  N  29.495  -7.583  -8.397  -1.350   1.469   0.379  O03  U9S   6  
U9S  O07  O3  O  0  1  N  N  N  29.832  -4.483  -8.678   2.141  -0.070  -0.991  O07  U9S   7  
U9S  O08  O4  O  0  1  N  N  N  29.392  -2.758  -7.420   1.344   1.472   0.377  O08  U9S   8  
U9S  O09  O5  O  0  1  N  N  N  29.672  -6.096  -6.130   0.002  -1.846  -0.022  O09  U9S   9  
U9S  H1   H1  H  0  1  N  N  N  27.564  -6.681  -6.101  -1.272  -1.261   1.627  H1   U9S  10  
U9S  H2   H2  H  0  1  N  N  N  28.381  -4.413  -5.622   1.274  -1.259   1.628  H2   U9S  11  
U9S  H3   H3  H  0  1  N  N  N  29.441  -7.886  -9.296  -1.820   2.138  -0.138  H3   U9S  12  
U9S  H4   H4  H  0  1  N  N  N  29.760  -2.336  -8.187   1.813   2.142  -0.139  H4   U9S  13  
#   #
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
U9S  O01  C02  DOUB  N  N   1  
U9S  O07  C06  DOUB  N  N   2  
U9S  O03  C02  SING  N  N   3  
U9S  C02  C04  SING  N  N   4  
U9S  C06  O08  SING  N  N   5  
U9S  C06  C05  SING  N  N   6  
U9S  C04  C05  SING  N  N   7  
U9S  C04  O09  SING  N  N   8  
U9S  C05  O09  SING  N  N   9  
U9S  C04  H1   SING  N  N  10  
U9S  C05  H2   SING  N  N  11  
U9S  O03  H3   SING  N  N  12  
U9S  O08  H4   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
U9S  SMILES            ACDLabs               12.01  "C(C1C(O1)C(O)=O)(=O)O"  
U9S  InChI             InChI                 1.03   "InChI=1S/C4H4O5/c5-3(6)1-2(9-1)4(7)8/h1-2H,(H,5,6)(H,7,8)/t1-,2+"  
U9S  InChIKey          InChI                 1.03   DCEMCPAKSGRHCN-XIXRPRMCSA-N  
U9S  SMILES_CANONICAL  CACTVS                3.385  "OC(=O)[C@H]1O[C@H]1C(O)=O"  
U9S  SMILES            CACTVS                3.385  "OC(=O)[CH]1O[CH]1C(O)=O"  
U9S  SMILES_CANONICAL  "OpenEye OEToolkits"  2.0.7  "[C@@H]1([C@H](O1)C(=O)O)C(=O)O"  
U9S  SMILES            "OpenEye OEToolkits"  2.0.7  "C1(C(O1)C(=O)O)C(=O)O"  
#   #
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
U9S  "SYSTEMATIC NAME"  ACDLabs               12.01  "(2R,3S)-oxirane-2,3-dicarboxylic acid"  
U9S  "SYSTEMATIC NAME"  "OpenEye OEToolkits"  2.0.7  "(2~{R},3~{S})-oxirane-2,3-dicarboxylic acid"  
#
_pdbx_chem_comp_synonyms.ordinal     1
_pdbx_chem_comp_synonyms.comp_id     U9S
_pdbx_chem_comp_synonyms.name        "cis-2,3-epoxysuccinic acid"
_pdbx_chem_comp_synonyms.provenance  AUTHOR
_pdbx_chem_comp_synonyms.type        ?
#   #
loop_
_pdbx_chem_comp_audit.comp_id
_pdbx_chem_comp_audit.action_type
_pdbx_chem_comp_audit.date
_pdbx_chem_comp_audit.processing_site
U9S  "Create component"  2020-05-05  RCSB  
U9S  "Initial release"   2021-03-24  RCSB  
##
