. "Catalysis of the reaction: protein-succinyllysine + H2O => protein-lysine + succinate. This reaction is the removal of a succinyl group (CO-CH2-CH2-CO) from a succinylated lysine residue of a protein or peptide." . . "protein-succinyllysine desuccinylase activity" . "peptidyl-succinyllysine desuccinylase activity" . "succinyl lysine desuccinylase activity" . "succinyllysine desuccinylase activity" . .