data_I6W
# 
_chem_comp.id                                    I6W 
_chem_comp.name                                  
;ethyl 5'-formyl[2,2'-bipyridine]-5-carboxylate
;
_chem_comp.type                                  non-polymer 
_chem_comp.pdbx_type                             HETAIN 
_chem_comp.formula                               "C14 H12 N2 O4" 
_chem_comp.mon_nstd_parent_comp_id               ? 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2022-01-20 
_chem_comp.pdbx_modified_date                    2025-11-26 
_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                        272.256 
_chem_comp.one_letter_code                       ? 
_chem_comp.three_letter_code                     I6W 
_chem_comp.pdbx_model_coordinates_details        ? 
_chem_comp.pdbx_model_coordinates_missing_flag   Y 
_chem_comp.pdbx_ideal_coordinates_details        Corina 
_chem_comp.pdbx_ideal_coordinates_missing_flag   N 
_chem_comp.pdbx_model_coordinates_db_code        7TLS 
_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_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 
I6W C05  C1  C 0 1 Y N N N N N 14.837 14.577 24.604 -2.071 1.225  -0.011 C05  I6W 1  
I6W C08  C2  C 0 1 Y N N N N N 16.182 14.644 24.641 -1.513 -0.053 -0.005 C08  I6W 2  
I6W C09  C3  C 0 1 Y N N N N N 16.825 14.674 26.003 -0.039 -0.208 -0.003 C09  I6W 3  
I6W N10  N1  N 0 1 Y N N N N N 16.070 14.549 27.069 0.733  0.872  -0.002 N10  I6W 4  
I6W C02  C4  C 0 1 N N N N Y Y 14.163 14.460 20.956 -5.704 0.289  0.004  C02  I6W 5  
I6W C03  C5  C 0 1 Y N N N N N 14.991 14.565 22.231 -4.230 0.198  0.004  C03  I6W 6  
I6W C04  C6  C 0 1 Y N N N N N 14.207 14.529 23.369 -3.446 1.360  -0.006 C04  I6W 7  
I6W C06  C7  C 0 1 Y N N N N N 16.373 14.640 22.332 -3.597 -1.047 -0.000 C06  I6W 8  
I6W C11  C8  C 0 1 Y N N N N N 16.570 14.554 28.280 2.045  0.786  -0.001 C11  I6W 9  
I6W C12  C9  C 0 1 Y N N N N N 17.934 14.671 28.449 2.678  -0.460 -0.001 C12  I6W 10 
I6W C13  C10 C 0 1 N N N N N N 18.523 14.686 29.880 4.152  -0.551 0.000  C13  I6W 11 
I6W C15  C11 C 0 1 N N N N N N 18.223 14.671 32.235 6.339  0.407  0.003  C15  I6W 12 
I6W C16  C12 C 0 1 N N N N N N 19.185 13.504 32.572 7.010  1.782  0.004  C16  I6W 13 
I6W C18  C13 C 0 1 Y N N N N N 18.764 14.779 27.366 1.895  -1.621 -0.002 C18  I6W 14 
I6W C19  C14 C 0 1 Y N N N N N 18.190 14.768 26.101 0.519  -1.486 0.003  C19  I6W 15 
I6W N07  N2  N 0 1 Y N N N N N 16.935 14.671 23.544 -2.285 -1.133 0.000  N07  I6W 16 
I6W O01  O1  O 0 1 N N N N Y Y 13.046 14.009 20.940 -6.245 1.377  0.008  O01  I6W 17 
I6W O14  O2  O 0 1 N N N N N N 17.637 14.411 30.950 4.896  0.572  0.002  O14  I6W 18 
I6W O17  O3  O 0 1 N N N N N N 19.657 14.924 30.067 4.693  -1.638 0.000  O17  I6W 19 
I6W H051 H1  H 0 0 N N N N N N 14.261 14.561 25.517 -1.436 2.098  -0.014 H051 I6W 20 
I6W H041 H3  H 0 0 N N N N N N 13.131 14.465 23.298 -3.906 2.338  -0.010 H041 I6W 21 
I6W H061 H4  H 0 0 N N N N N N 16.986 14.673 21.443 -4.192 -1.949 -0.004 H061 I6W 22 
I6W H111 H5  H 0 0 N N N N N N 15.920 14.467 29.138 2.640  1.688  -0.000 H111 I6W 23 
I6W H152 H6  H 0 0 N N N N N N 18.782 15.618 32.205 6.642  -0.145 -0.887 H152 I6W 24 
I6W H151 H7  H 0 0 N N N N N N 17.434 14.735 32.998 6.641  -0.146 0.893  H151 I6W 25 
I6W H162 H8  H 0 0 N N N N N N 19.647 13.681 33.554 8.093  1.658  0.005  H162 I6W 26 
I6W H163 H9  H 0 0 N N N N N N 18.621 12.560 32.597 6.708  2.334  -0.886 H163 I6W 27 
I6W H161 H10 H 0 0 N N N N N N 19.970 13.442 31.804 6.706  2.333  0.894  H161 I6W 28 
I6W H181 H11 H 0 0 N N N N N N 19.833 14.870 27.491 2.354  -2.599 -0.002 H181 I6W 29 
I6W H191 H12 H 0 0 N N N N N N 18.804 14.832 25.215 -0.116 -2.359 0.007  H191 I6W 30 
I6W OXT  O4  O 0 1 N Y N N Y Y ?      ?      ?      -6.448 -0.833 -0.000 O1   I6W 31 
I6W HXT  H13 H 0 1 N Y N N Y Y ?      ?      ?      -7.409 -0.723 -0.000 H1   I6W 32 
# 
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 
I6W O01 C02  DOUB N N 1  
I6W C02 C03  SING N N 2  
I6W C03 C06  DOUB Y N 3  
I6W C03 C04  SING Y N 4  
I6W C06 N07  SING Y N 5  
I6W C04 C05  DOUB Y N 6  
I6W N07 C08  DOUB Y N 7  
I6W C05 C08  SING Y N 8  
I6W C08 C09  SING N N 9  
I6W C09 C19  DOUB Y N 10 
I6W C09 N10  SING Y N 11 
I6W C19 C18  SING Y N 12 
I6W N10 C11  DOUB Y N 13 
I6W C18 C12  DOUB Y N 14 
I6W C11 C12  SING Y N 15 
I6W C12 C13  SING N N 16 
I6W C13 O17  DOUB N N 17 
I6W C13 O14  SING N N 18 
I6W O14 C15  SING N N 19 
I6W C15 C16  SING N N 20 
I6W C05 H051 SING N N 21 
I6W C04 H041 SING N N 22 
I6W C06 H061 SING N N 23 
I6W C11 H111 SING N N 24 
I6W C15 H152 SING N N 25 
I6W C15 H151 SING N N 26 
I6W C16 H162 SING N N 27 
I6W C16 H163 SING N N 28 
I6W C16 H161 SING N N 29 
I6W C18 H181 SING N N 30 
I6W C19 H191 SING N N 31 
I6W C02 OXT  SING N N 32 
I6W OXT HXT  SING N N 33 
# 
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 
I6W SMILES           ACDLabs              12.01 "O=C(OCC)c1cnc(cc1)c1ncc(C=O)cc1"                                                                       
I6W InChI            InChI                1.06  "InChI=1S/C14H12N2O4/c1-2-20-14(19)10-4-6-12(16-8-10)11-5-3-9(7-15-11)13(17)18/h3-8H,2H2,1H3,(H,17,18)" 
I6W InChIKey         InChI                1.06  FZDQJVHCAWGPRW-UHFFFAOYSA-N                                                                             
I6W SMILES_CANONICAL CACTVS               3.385 "CCOC(=O)c1ccc(nc1)c2ccc(cn2)C(O)=O"                                                                    
I6W SMILES           CACTVS               3.385 "CCOC(=O)c1ccc(nc1)c2ccc(cn2)C(O)=O"                                                                    
I6W SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "CCOC(=O)c1ccc(nc1)c2ccc(cn2)C(=O)O"                                                                    
I6W SMILES           "OpenEye OEToolkits" 2.0.7 "CCOC(=O)c1ccc(nc1)c2ccc(cn2)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 
I6W "SYSTEMATIC NAME" ACDLabs              12.01 
;ethyl 5'-formyl[2,2'-bipyridine]-5-carboxylate
;
I6W "SYSTEMATIC NAME" "OpenEye OEToolkits" 2.0.7 "6-(5-ethoxycarbonylpyridin-2-yl)pyridine-3-carboxylic acid" 
# 
_pdbx_chem_comp_pcm.pcm_id                             1 
_pdbx_chem_comp_pcm.comp_id                            I6W 
_pdbx_chem_comp_pcm.modified_residue_id                LEU 
_pdbx_chem_comp_pcm.type                               None 
_pdbx_chem_comp_pcm.category                           "Covalent chemical modification" 
_pdbx_chem_comp_pcm.position                           "Amino-acid backbone" 
_pdbx_chem_comp_pcm.polypeptide_position               N-terminal 
_pdbx_chem_comp_pcm.comp_id_linking_atom               C02 
_pdbx_chem_comp_pcm.modified_residue_id_linking_atom   N 
_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 
I6W "Create component"   2022-01-20 RCSB 
I6W "Initial release"    2022-04-20 RCSB 
I6W "Modify PCM"         2024-09-27 PDBE 
I6W "Modify backbone"    2024-10-02 PDBE 
I6W "Modify PCM"         2025-11-20 RCSB 
I6W "Other modification" 2025-11-26 RCSB 
# 
