DJ-1 binds to SIRT1, 2 and 4–6 in a C106 of DJ-1-dependent manner.
DJ-1 enhances lysine deacetylase activity of SIRT1.
DJ-1 inhibits p53 activity through SIRT1.
SIRT1 activity is reduced in DJ-1-knockout cells, and its reduced activity is restored by re-introduction of DJ-1.