A molecular perspective on sirtuin activity

CSS Teixeira, NM Cerqueira, P Gomes… - International Journal of …, 2020 - mdpi.com
The protein acetylation of either the α-amino groups of amino-terminal residues or of internal
lysine or cysteine residues is one of the major posttranslational protein modifications that …

Biological and potential therapeutic roles of sirtuin deacetylases

DM Taylor, MM Maxwell, R Luthi-Carter… - Cellular and Molecular …, 2008 - Springer
Sirtuins comprise a unique class of nicotinamide adenine dinucleotide (NAD+)-dependent
deacetylases that target multiple protein substrates to execute diverse biological functions …

The chemical biology of sirtuins

B Chen, W Zang, J Wang, Y Huang, Y He… - Chemical Society …, 2015 - pubs.rsc.org
The sirtuin family of enzymes are able to catalyze the Nε-acyl-lysine deacylation reaction on
histone and non-histone protein substrates. Over the past years since the discovery of its …

A comprehensive review of Sirtuins: With a major focus on redox homeostasis and metabolism

S Shahgaldi, FR Kahmini - Life Sciences, 2021 - Elsevier
Sirtuins are Class III protein deacetylases with seven conserved isoforms. In general,
Sirtuins are highly activated under cellular stress conditions in which NAD+ levels are …

The substrate specificity of sirtuins

P Bheda, H Jing, C Wolberger… - Annual review of …, 2016 - annualreviews.org
Sirtuins are NAD+-dependent enzymes universally present in all organisms, where they play
central roles in regulating numerous biological processes. Although early studies showed …

The human sirtuin family: evolutionary divergences and functions

A Vassilopoulos, KS Fritz, DR Petersen, D Gius - Human genomics, 2011 - Springer
The sirtuin family of proteins is categorised as class III histone deacetylases that play
complex and important roles in ageing-related pathological conditions such as cancer and …

Structure of Sir2Tm bound to a propionylated peptide

P Bheda, JT Wang, JC Escalante‐Semerena… - Protein …, 2011 - Wiley Online Library
Lysine propionylation is a recently identified post‐translational modification that has been
observed in proteins such as p53 and histones and is thought to play a role similar to …

Sirtuins: NAD+-dependent deacetylase mechanism and regulation

AA Sauve, DY Youn - Current opinion in chemical biology, 2012 - Elsevier
Sirtuins are NAD+-dependent deacetylases involved in chemical reversal of acetyllysine
modifications of cellular proteins. Deacetylation catalyzed by sirtuins is implicated in …

Sirtuin functions and modulation: from chemistry to the clinic

V Carafa, D Rotili, M Forgione, F Cuomo… - Clinical …, 2016 - Springer
Sirtuins are NAD+-dependent histone deacetylases regulating important metabolic
pathways in prokaryotes and eukaryotes and are involved in many biological processes …

Mechanisms and molecular probes of sirtuins

BC Smith, WC Hallows, JM Denu - Chemistry & biology, 2008 - cell.com
Sirtuins are critical regulators of many cellular processes, including insulin secretion, the cell
cycle, and apoptosis. Sirtuins are associated with a variety of age-associated diseases such …