Catalytic activity: Palmitoyl-CoA + protein-cysteine = S-palmitoyl protein + CoA. Domain: The DHHC domain is required for palmitoyltransferase activity. PTM: Phosphorylated upon DNA damage, probably by ATM or ATR. similarity: Belongs to the DHHC palmitoyltransferase family. similarity: Contains 1 DHHC-type zinc finger.