4BVB:
reference: Ex-527 inhibits Sirtuins by exploiting their unique NAD+-dependent deacetylation mechanism., Gertz M, Fischer F, Nguyen GT, Lakshminarasimhan M, Schutkowski M, Weyand M, Steegborn C, Proc Natl Acad Sci U S A. 2013 Jul 9. PMID: 23840057

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