PDB Entry (6un0)
PDB ID: 6un0 Resolution: 0.85 Å Exp. Method: X-RAY DIFFRACTION
PMID: 32753830 DOI: 10.1016/j.jphotochem.2020.112738
Protein
Protein Name: Photoactive yellow protein
Uniprot ID/ACC: P16113 (PYP_HALHA) Organism: Halorhodospira halophila (Ectothiorhodospira halophila)
Gene Symbol: pyp Gene ID: -
Protein Class: SIGNALING PROTEIN
Ligand
Ligand Name:   3-bromo-para-coumaric acid
Canonical SMILES:   OC(=O)\C=C\c1ccc(O)c(Br)c1
Standard InChI:   InChI=1S/C9H7BrO3/c10-7-5-6(1-3-8(7)11)2-4-9(12)13/h1-5,11H,(H,12,13)/b4-2+
HET Code:   QBV PubChem:   12416133
DrugBank:   - ChEMBL:   -
Molecular Formula:   C9H7BrO3 Mol. Weight:   241.95786 logP:   2.2525
HBD:   2 HBA:   2
#Rotatable Bonds:   2 TPSA:   57.53
Covalent Mechanism
Reaction Name Residue Chain ID SASA pKa Warhead Name Warhead Structure
Nucleophilic Acyl Substitution CYS 69 A 42.4 11.3 Carboxylic Acid
Binding Affinity
-