S-palmitoyl-L-cysteine

S-palmitoyl-L-cysteine is a small molecule characterized by a palmitoyl group attached to L-cysteine via a thioester linkage. This compound is a form of S-palmitoyl amino acid and an S-(long-chain fatty acyl)-L-cysteine. It is being investigated as a potential therapeutic agent for conditions such as Hashimoto's thyroiditis and recurrent miscarriage, having been identified through bioinformatics methods and molecular docking as a candidate drug. The broader biological process of S-palmitoylation, which involves the reversible covalent attachment of fatty acids to cysteine residues in proteins, plays a crucial role in modulating protein hydrophobicity, membrane association, subcellular trafficking, and protein-protein interactions, thereby influencing protein stability, function, and localization.

Other names

s-palmitoyl cysteineL-Cysteine, hexadecanoate (ester)