data_ITN
# 
_chem_comp.id                                    ITN 
_chem_comp.name                                  "2-methylidenebutanedioic acid" 
_chem_comp.type                                  NON-POLYMER 
_chem_comp.pdbx_type                             HETAIN 
_chem_comp.formula                               "C5 H6 O4" 
_chem_comp.mon_nstd_parent_comp_id               ? 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2016-07-12 
_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                        130.099 
_chem_comp.one_letter_code                       ? 
_chem_comp.three_letter_code                     ITN 
_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        5KTP 
_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 
ITN C1 C1 C 0 1 N N N N N N 17.385 33.356 10.989 -1.704 -0.034 -0.101 C1 ITN 1  
ITN C2 C2 C 0 1 N N N N N N 16.694 32.130 10.481 -0.723 0.366  0.971  C2 ITN 2  
ITN C3 C3 C 0 1 N N N N N N 15.213 32.219 10.709 0.603  0.704  0.338  C3 ITN 3  
ITN C5 C4 C 0 1 N N N N N N 14.461 33.486 10.601 1.571  -0.362 0.047  C5 ITN 4  
ITN O3 O1 O 0 1 N N N N N N 13.276 33.508 10.915 1.274  -1.642 0.347  O3 ITN 5  
ITN O4 O2 O 0 1 N N N N N N 14.996 34.519 10.201 2.640  -0.089 -0.463 O4 ITN 6  
ITN C4 C5 C 0 1 N N N N N N 14.584 31.090 11.015 0.896  1.968  0.043  C4 ITN 7  
ITN O1 O3 O 0 1 N N N N N N 18.188 33.895 10.254 -1.360 -0.049 -1.259 O1 ITN 8  
ITN O2 O4 O 0 1 N N N N N N 17.147 33.794 12.107 -2.957 -0.380 0.232  O2 ITN 9  
ITN H1 H1 H 0 1 N N N N N N 17.088 31.249 11.009 -1.103 1.237  1.505  H1 ITN 10 
ITN H2 H2 H 0 1 N N N N N N 16.887 32.028 9.403  -0.591 -0.460 1.670  H2 ITN 11 
ITN H3 H3 H 0 1 N N N N N N 12.931 34.385 10.791 1.943  -2.309 0.137  H3 ITN 12 
ITN H4 H4 H 0 1 N N N N N N 13.518 31.095 11.186 1.845  2.211  -0.411 H4 ITN 13 
ITN H5 H5 H 0 1 N N N N N N 15.139 30.167 11.093 0.184  2.752  0.257  H5 ITN 14 
ITN H6 H6 H 0 1 N N N N N N 17.673 34.570 12.262 -3.550 -0.629 -0.490 H6 ITN 15 
# 
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 
ITN O4 C5 DOUB N N 1  
ITN O1 C1 DOUB N N 2  
ITN C2 C3 SING N N 3  
ITN C2 C1 SING N N 4  
ITN C5 C3 SING N N 5  
ITN C5 O3 SING N N 6  
ITN C3 C4 DOUB N N 7  
ITN C1 O2 SING N N 8  
ITN C2 H1 SING N N 9  
ITN C2 H2 SING N N 10 
ITN O3 H3 SING N N 11 
ITN C4 H4 SING N N 12 
ITN C4 H5 SING N N 13 
ITN O2 H6 SING N N 14 
# 
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 
ITN InChI            InChI                1.03  "InChI=1S/C5H6O4/c1-3(5(8)9)2-4(6)7/h1-2H2,(H,6,7)(H,8,9)" 
ITN InChIKey         InChI                1.03  LVHBHZANLOWSRM-UHFFFAOYSA-N                                
ITN SMILES_CANONICAL CACTVS               3.385 "OC(=O)CC(=C)C(O)=O"                                       
ITN SMILES           CACTVS               3.385 "OC(=O)CC(=C)C(O)=O"                                       
ITN SMILES_CANONICAL "OpenEye OEToolkits" 2.0.5 "C=C(CC(=O)O)C(=O)O"                                       
ITN SMILES           "OpenEye OEToolkits" 2.0.5 "C=C(CC(=O)O)C(=O)O"                                       
# 
_pdbx_chem_comp_identifier.comp_id           ITN 
_pdbx_chem_comp_identifier.type              "SYSTEMATIC NAME" 
_pdbx_chem_comp_identifier.program           "OpenEye OEToolkits" 
_pdbx_chem_comp_identifier.program_version   2.0.5 
_pdbx_chem_comp_identifier.identifier        "2-methylidenebutanedioic 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 
ITN "Create component" 2016-07-12 RCSB 
ITN "Initial release"  2016-07-27 RCSB 
ITN "Modify PCM"       2024-09-27 PDBE 
# 
_pdbx_chem_comp_pcm.pcm_id                             1 
_pdbx_chem_comp_pcm.comp_id                            ITN 
_pdbx_chem_comp_pcm.modified_residue_id                CYS 
_pdbx_chem_comp_pcm.type                               None 
_pdbx_chem_comp_pcm.category                           "Covalent chemical 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               C4 
_pdbx_chem_comp_pcm.modified_residue_id_linking_atom   SG 
_pdbx_chem_comp_pcm.uniprot_specific_ptm_accession     ? 
_pdbx_chem_comp_pcm.uniprot_generic_ptm_accession      ? 
#