data_HC4
# 
_chem_comp.id                                    HC4 
_chem_comp.name                                  
;4'-HYDROXYCINNAMIC ACID
;
_chem_comp.type                                  NON-POLYMER 
_chem_comp.pdbx_type                             HETAIN 
_chem_comp.formula                               "C9 H8 O3" 
_chem_comp.mon_nstd_parent_comp_id               ? 
_chem_comp.pdbx_synonyms                         "PARA-COUMARIC ACID" 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     1999-07-08 
_chem_comp.pdbx_modified_date                    2025-01-08 
_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                        164.158 
_chem_comp.one_letter_code                       ? 
_chem_comp.three_letter_code                     HC4 
_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        1F9I 
_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 
HC4 C1     C1     C 0 1 N N N N N N 11.956 2.805  -19.511 3.320  0.092  0.006  C1     HC4 1  
HC4 O1     O1     O 0 1 N N N N N N 12.056 3.101  -20.721 3.711  -1.060 0.011  O1     HC4 2  
HC4 O2     O2     O 0 1 N Y N N N N 10.764 3.664  -18.490 4.210  1.106  0.000  O2     HC4 3  
HC4 C2     C2     C 0 1 N N N N N N 12.758 1.884  -18.770 1.930  0.369  0.000  C2     HC4 4  
HC4 C3     C3     C 0 1 N N N N N N 13.614 1.066  -19.408 1.039  -0.647 0.000  C3     HC4 5  
HC4 "C1'"  "C1'"  C 0 1 Y N N N N N 14.595 0.230  -18.814 -0.403 -0.360 -0.006 "C1'"  HC4 6  
HC4 "C2'"  "C2'"  C 0 1 Y N N N N N 15.345 -0.662 -19.605 -1.328 -1.410 -0.006 "C2'"  HC4 7  
HC4 "C3'"  "C3'"  C 0 1 Y N N N N N 16.288 -1.492 -19.029 -2.677 -1.136 -0.011 "C3'"  HC4 8  
HC4 "C4'"  "C4'"  C 0 1 Y N N N N N 16.533 -1.457 -17.659 -3.121 0.181  -0.017 "C4'"  HC4 9  
HC4 "C5'"  "C5'"  C 0 1 Y N N N N N 15.875 -0.497 -16.898 -2.206 1.228  -0.017 "C5'"  HC4 10 
HC4 "C6'"  "C6'"  C 0 1 Y N N N N N 14.925 0.315  -17.463 -0.855 0.965  -0.006 "C6'"  HC4 11 
HC4 "O4'"  "O4'"  O 0 1 N N N N N N 17.342 -2.336 -17.104 -4.452 0.447  -0.022 "O4'"  HC4 12 
HC4 HO2    HO2    H 0 1 N N N N N N 10.298 4.303  -19.016 5.133  0.819  0.001  HO2    HC4 13 
HC4 H2     H2     H 0 1 N N N N N N 12.677 1.844  -17.694 1.583  1.392  -0.004 H2     HC4 14 
HC4 H3     H3     H 0 1 N N N N N N 13.548 1.043  -20.486 1.386  -1.669 0.005  H3     HC4 15 
HC4 "H2'"  "H2'"  H 0 1 N N N N N N 15.182 -0.698 -20.672 -0.984 -2.434 -0.002 "H2'"  HC4 16 
HC4 "H3'"  "H3'"  H 0 1 N N N N N N 16.843 -2.178 -19.651 -3.391 -1.946 -0.011 "H3'"  HC4 17 
HC4 "H5'"  "H5'"  H 0 1 N N N N N N 16.115 -0.390 -15.850 -2.556 2.250  -0.022 "H5'"  HC4 18 
HC4 "H6'"  "H6'"  H 0 1 N N N N N N 14.419 1.040  -16.844 -0.145 1.779  -0.001 "H6'"  HC4 19 
HC4 "HO4'" "HO4'" H 0 0 N N N N N N 17.397 -2.171 -16.170 -4.841 0.526  0.860  "HO4'" HC4 20 
# 
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 
HC4 C1    O1     DOUB N N 1  
HC4 C1    O2     SING N N 2  
HC4 C1    C2     SING N N 3  
HC4 O2    HO2    SING N N 4  
HC4 C2    C3     DOUB N E 5  
HC4 C2    H2     SING N N 6  
HC4 C3    "C1'"  SING N N 7  
HC4 C3    H3     SING N N 8  
HC4 "C1'" "C2'"  DOUB Y N 9  
HC4 "C1'" "C6'"  SING Y N 10 
HC4 "C2'" "C3'"  SING Y N 11 
HC4 "C2'" "H2'"  SING N N 12 
HC4 "C3'" "C4'"  DOUB Y N 13 
HC4 "C3'" "H3'"  SING N N 14 
HC4 "C4'" "C5'"  SING Y N 15 
HC4 "C4'" "O4'"  SING N N 16 
HC4 "C5'" "C6'"  DOUB Y N 17 
HC4 "C5'" "H5'"  SING N N 18 
HC4 "C6'" "H6'"  SING N N 19 
HC4 "O4'" "HO4'" SING N N 20 
# 
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 
HC4 SMILES           ACDLabs              14.52   "Oc1ccc(/C=C/C(=O)O)cc1"                                                 
HC4 InChI            InChI                1.06    "InChI=1S/C9H8O3/c10-8-4-1-7(2-5-8)3-6-9(11)12/h1-6,10H,(H,11,12)/b6-3+" 
HC4 InChIKey         InChI                1.06    NGSWKAQJJWESNS-ZZXKWVIFSA-N                                              
HC4 SMILES_CANONICAL CACTVS               3.385   "OC(=O)\C=C\c1ccc(O)cc1"                                                 
HC4 SMILES           CACTVS               3.385   "OC(=O)C=Cc1ccc(O)cc1"                                                   
HC4 SMILES_CANONICAL "OpenEye OEToolkits" 3.1.0.0 "c1cc(ccc1/C=C/C(=O)O)O"                                                 
HC4 SMILES           "OpenEye OEToolkits" 3.1.0.0 "c1cc(ccc1C=CC(=O)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 
HC4 "SYSTEMATIC NAME" ACDLabs              14.52   "(2E)-3-(4-hydroxyphenyl)prop-2-enoic acid"   
HC4 "SYSTEMATIC NAME" "OpenEye OEToolkits" 3.1.0.0 "(~{E})-3-(4-hydroxyphenyl)prop-2-enoic acid" 
# 
_pdbx_chem_comp_synonyms.ordinal      1 
_pdbx_chem_comp_synonyms.comp_id      HC4 
_pdbx_chem_comp_synonyms.name         "PARA-COUMARIC ACID" 
_pdbx_chem_comp_synonyms.provenance   ? 
_pdbx_chem_comp_synonyms.type         ? 
# 
_pdbx_chem_comp_pcm.pcm_id                             1 
_pdbx_chem_comp_pcm.comp_id                            HC4 
_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               C1 
_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 
HC4 "Create component"  1999-07-08 RCSB 
HC4 "Modify descriptor" 2011-06-04 RCSB 
HC4 "Modify synonyms"   2021-03-01 PDBE 
HC4 "Modify PCM"        2024-09-27 PDBE 
HC4 "Modify PCM"        2025-01-08 RCSB 
# 
