data_E2A
# 
_chem_comp.id                                    E2A 
_chem_comp.name                                  "~{O}1-methyl ~{O}3-(phenylmethyl) (1~{S},3~{R})-1-methyl-4-oxidanylidene-cyclohexane-1,3-dicarboxylate" 
_chem_comp.type                                  non-polymer 
_chem_comp.pdbx_type                             HETAIN 
_chem_comp.formula                               "C17 H20 O5" 
_chem_comp.mon_nstd_parent_comp_id               ? 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2023-07-18 
_chem_comp.pdbx_modified_date                    2025-12-15 
_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                        304.338 
_chem_comp.one_letter_code                       ? 
_chem_comp.three_letter_code                     E2A 
_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        8PT1 
_chem_comp.pdbx_subcomponent_list                ? 
_chem_comp.pdbx_processing_site                  PDBE 
_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_n_terminal_atom_flag 
_chem_comp_atom.pdbx_backbone_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 
E2A C3  C1  C 0 1 N N N N N N -23.132 -32.489 20.659 -1.496 0.213  1.264  C3  E2A 1  
E2A C4  C2  C 0 1 N N S N N N -24.108 -31.289 20.501 -2.028 -0.499 0.019  C4  E2A 2  
E2A C7  C3  C 0 1 N N N N N N -24.151 -30.410 21.726 -0.997 -0.394 -1.107 C7  E2A 3  
E2A C14 C4  C 0 1 N N N N N N -23.918 -30.562 19.218 -2.275 -1.950 0.338  C14 E2A 4  
E2A C15 C5  C 0 1 N N N N N N -24.205 -28.457 18.053 -2.961 -4.161 -0.231 C15 E2A 5  
E2A C5  C6  C 0 1 N N N N N N -25.568 -31.601 20.347 -3.338 0.152  -0.430 C5  E2A 6  
E2A C6  C7  C 0 1 N N N N N N -25.915 -32.435 21.531 -3.070 1.603  -0.843 C6  E2A 7  
E2A C1  C8  C 0 1 N N N N N N -25.364 -33.725 21.047 -2.384 2.311  0.305  C1  E2A 8  
E2A C2  C9  C 0 1 N N R N N N -23.983 -33.783 20.460 -1.158 1.666  0.915  C2  E2A 9  
E2A C16 C10 C 0 1 N N N N N N -23.408 -35.101 20.902 -0.023 1.699  -0.075 C16 E2A 10 
E2A C17 C11 C 0 1 N N N N N N -21.797 -36.454 22.134 2.156  1.090  -0.825 C17 E2A 11 
E2A C18 C12 C 0 1 Y N N N N N -20.821 -36.170 23.227 3.334  0.263  -0.378 C18 E2A 12 
E2A C23 C13 C 0 1 Y N N N N N -19.965 -35.111 23.100 4.330  0.837  0.389  C23 E2A 13 
E2A C22 C14 C 0 1 Y N N N N N -19.072 -34.898 24.122 5.410  0.079  0.799  C22 E2A 14 
E2A C21 C15 C 0 1 Y N N N N N -19.037 -35.712 25.231 5.495  -1.254 0.443  C21 E2A 15 
E2A C20 C16 C 0 1 Y N N N N N -19.904 -36.769 25.342 4.498  -1.829 -0.324 C20 E2A 16 
E2A C19 C17 C 0 1 Y N N N N N -20.801 -36.994 24.331 3.415  -1.071 -0.730 C19 E2A 17 
E2A O   O1  O 0 1 N N N N N N -23.630 -29.159 19.141 -2.747 -2.776 -0.610 O   E2A 18 
E2A O1  O2  O 0 1 N N N N N N -24.102 -31.168 18.198 -2.049 -2.372 1.448  O1  E2A 19 
E2A O4  O3  O 0 1 N N N N N N -26.111 -34.673 21.103 -2.803 3.363  0.723  O4  E2A 20 
E2A O2  O4  O 0 1 N N N N N N -24.064 -36.128 20.843 -0.127 2.342  -1.092 O2  E2A 21 
E2A O3  O5  O 0 1 N N N N N N -22.084 -35.233 21.469 1.104  1.013  0.173  O3  E2A 22 
E2A H1  H1  H 0 1 N N N N N N -22.680 -32.482 21.662 -2.255 0.193  2.046  H1  E2A 23 
E2A H2  H2  H 0 1 N N N N N N -22.338 -32.436 19.899 -0.598 -0.294 1.616  H2  E2A 24 
E2A H3  H3  H 0 1 N N N N N N -24.294 -31.034 22.621 -0.004 -0.612 -0.711 H3  E2A 25 
E2A H4  H4  H 0 1 N N N N N N -23.205 -29.856 21.813 -1.241 -1.111 -1.891 H4  E2A 26 
E2A H5  H5  H 0 1 N N N N N N -24.986 -29.699 21.638 -1.010 0.614  -1.519 H5  E2A 27 
E2A H6  H6  H 0 1 N N N N N N -23.913 -27.398 18.104 -3.684 -4.207 0.584  H6  E2A 28 
E2A H7  H7  H 0 1 N N N N N N -23.848 -28.891 17.107 -3.343 -4.717 -1.087 H7  E2A 29 
E2A H8  H8  H 0 1 N N N N N N -25.301 -28.538 18.103 -2.018 -4.598 0.095  H8  E2A 30 
E2A H9  H9  H 0 1 N N N N N N -26.162 -30.675 20.340 -3.745 -0.398 -1.279 H9  E2A 31 
E2A H10 H10 H 0 1 N N N N N N -25.747 -32.159 19.416 -4.053 0.134  0.392  H10 E2A 32 
E2A H11 H11 H 0 1 N N N N N N -25.415 -32.086 22.447 -2.425 1.621  -1.722 H11 E2A 33 
E2A H12 H12 H 0 1 N N N N N N -27.001 -32.484 21.702 -4.013 2.099  -1.071 H12 E2A 34 
E2A H13 H13 H 0 1 N N N N N N -24.124 -33.869 19.373 -0.871 2.202  1.819  H13 E2A 35 
E2A H14 H14 H 0 1 N N N N N N -22.721 -36.873 22.559 2.466  2.128  -0.947 H14 E2A 36 
E2A H15 H15 H 0 1 N N N N N N -21.362 -37.172 21.423 1.784  0.708  -1.776 H15 E2A 37 
E2A H16 H16 H 0 1 N N N N N N -19.990 -34.469 22.232 4.264  1.878  0.668  H16 E2A 38 
E2A H17 H17 H 0 1 N N N N N N -18.380 -34.071 24.053 6.189  0.527  1.398  H17 E2A 39 
E2A H18 H18 H 0 1 N N N N N N -18.323 -35.518 26.018 6.339  -1.847 0.762  H18 E2A 40 
E2A H19 H19 H 0 1 N N N N N N -19.880 -37.412 26.210 4.564  -2.870 -0.603 H19 E2A 41 
E2A H20 H20 H 0 1 N N N N N N -21.494 -37.819 24.400 2.635  -1.521 -1.326 H20 E2A 42 
# 
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 
E2A C15 O   SING N N 1  
E2A O1  C14 DOUB N N 2  
E2A O   C14 SING N N 3  
E2A C14 C4  SING N N 4  
E2A C5  C4  SING N N 5  
E2A C5  C6  SING N N 6  
E2A C2  C3  SING N N 7  
E2A C2  C16 SING N N 8  
E2A C2  C1  SING N N 9  
E2A C4  C3  SING N N 10 
E2A C4  C7  SING N N 11 
E2A O2  C16 DOUB N N 12 
E2A C16 O3  SING N N 13 
E2A C1  O4  DOUB N N 14 
E2A C1  C6  SING N N 15 
E2A O3  C17 SING N N 16 
E2A C17 C18 SING N N 17 
E2A C23 C18 DOUB Y N 18 
E2A C23 C22 SING Y N 19 
E2A C18 C19 SING Y N 20 
E2A C22 C21 DOUB Y N 21 
E2A C19 C20 DOUB Y N 22 
E2A C21 C20 SING Y N 23 
E2A C3  H1  SING N N 24 
E2A C3  H2  SING N N 25 
E2A C7  H3  SING N N 26 
E2A C7  H4  SING N N 27 
E2A C7  H5  SING N N 28 
E2A C15 H6  SING N N 29 
E2A C15 H7  SING N N 30 
E2A C15 H8  SING N N 31 
E2A C5  H9  SING N N 32 
E2A C5  H10 SING N N 33 
E2A C6  H11 SING N N 34 
E2A C6  H12 SING N N 35 
E2A C2  H13 SING N N 36 
E2A C17 H14 SING N N 37 
E2A C17 H15 SING N N 38 
E2A C23 H16 SING N N 39 
E2A C22 H17 SING N N 40 
E2A C21 H18 SING N N 41 
E2A C20 H19 SING N N 42 
E2A C19 H20 SING N N 43 
# 
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 
E2A InChI            InChI                1.06  "InChI=1S/C17H20O5/c1-17(16(20)21-2)9-8-14(18)13(10-17)15(19)22-11-12-6-4-3-5-7-12/h3-7,13H,8-11H2,1-2H3/t13-,17+/m1/s1" 
E2A InChIKey         InChI                1.06  GCPXSVVUBYVMMX-DYVFJYSZSA-N                                                                                              
E2A SMILES_CANONICAL CACTVS               3.385 "COC(=O)[C@@]1(C)CCC(=O)[C@@H](C1)C(=O)OCc2ccccc2"                                                                       
E2A SMILES           CACTVS               3.385 "COC(=O)[C]1(C)CCC(=O)[CH](C1)C(=O)OCc2ccccc2"                                                                           
E2A SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "C[C@@]1(CCC(=O)C(C1)C(=O)OCc2ccccc2)C(=O)OC"                                                                            
E2A SMILES           "OpenEye OEToolkits" 2.0.7 "CC1(CCC(=O)C(C1)C(=O)OCc2ccccc2)C(=O)OC"                                                                                
# 
_pdbx_chem_comp_identifier.comp_id           E2A 
_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        "~{O}1-methyl ~{O}3-(phenylmethyl) (1~{S})-1-methyl-4-oxidanylidene-cyclohexane-1,3-dicarboxylate" 
# 
_pdbx_chem_comp_pcm.pcm_id                             1 
_pdbx_chem_comp_pcm.comp_id                            E2A 
_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               C3 
_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      ? 
# 
loop_
_pdbx_chem_comp_audit.comp_id 
_pdbx_chem_comp_audit.action_type 
_pdbx_chem_comp_audit.date 
_pdbx_chem_comp_audit.processing_site 
E2A "Create component" 2023-07-18 PDBE 
E2A "Initial release"  2024-07-24 RCSB 
E2A "Modify PCM"       2024-09-27 PDBE 
E2A "Modify formula"   2025-12-15 PDBE 
# 
