Epigenetic Modulation Using Small Molecules - Targeting Histone Acetyltransferases in Disease

Histone acetyltransferases (HATs) are epigenetic drivers that catalyze the acetyl transfer from acetyl-CoA to lysines of both histone and non-histone substrates and thereby induce transcription either by chromatin remodeling or direct transcription factor activation. Histone deacetylases (HDACs) con...

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Main Authors: Richters, Andre, Koehler, Angela Nicole
Other Authors: Massachusetts Institute of Technology. Department of Biological Engineering
Format: Article
Language:en_US
Published: Bentham Science 2018
Online Access:http://hdl.handle.net/1721.1/118890
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author Richters, Andre
Koehler, Angela Nicole
author2 Massachusetts Institute of Technology. Department of Biological Engineering
author_facet Massachusetts Institute of Technology. Department of Biological Engineering
Richters, Andre
Koehler, Angela Nicole
author_sort Richters, Andre
collection MIT
description Histone acetyltransferases (HATs) are epigenetic drivers that catalyze the acetyl transfer from acetyl-CoA to lysines of both histone and non-histone substrates and thereby induce transcription either by chromatin remodeling or direct transcription factor activation. Histone deacetylases (HDACs) conduct the reverse reaction to counter HAT activity. Physiological processes such as cell cycle progression or apoptosis require a thoroughly balanced equilibrium of the interplay between acetylation and deacetylation processes to maintain or, if required, alter the global acetylome status. Aberrant HAT activity has recently been demonstrated to play a crucial role in the progression of various diseases such as prostate, lung, and colon cancers as well as glioblastomas and neurodegenerative diseases. Recent investigations have aimed for the identification of HAT modulators to further decipher the complexity of acetyl transferase related signaling cascades and discover potential leads for drug design approaches. HDACs have been extensively characterized and targeted by small molecules, including four FDA-approved HDAC inhibitors; in contrast, HATs have not been active targets for therapeutic development. This review will summarize the status of HAT associated diseases and the arsenal of currently known and available HAT inhibitors with respect to their discovery, further improvements, and current applications. Keywords: Histone acetyltransferases; p300/CBP; PCAF; GCN5; Tip60; epigenetics; small molecule inhibitors; cancer
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spelling mit-1721.1/1188902022-09-27T14:01:07Z Epigenetic Modulation Using Small Molecules - Targeting Histone Acetyltransferases in Disease Richters, Andre Koehler, Angela Nicole Massachusetts Institute of Technology. Department of Biological Engineering Koch Institute for Integrative Cancer Research at MIT Koehler, Angela N Richters, Andre Koehler, Angela Nicole Histone acetyltransferases (HATs) are epigenetic drivers that catalyze the acetyl transfer from acetyl-CoA to lysines of both histone and non-histone substrates and thereby induce transcription either by chromatin remodeling or direct transcription factor activation. Histone deacetylases (HDACs) conduct the reverse reaction to counter HAT activity. Physiological processes such as cell cycle progression or apoptosis require a thoroughly balanced equilibrium of the interplay between acetylation and deacetylation processes to maintain or, if required, alter the global acetylome status. Aberrant HAT activity has recently been demonstrated to play a crucial role in the progression of various diseases such as prostate, lung, and colon cancers as well as glioblastomas and neurodegenerative diseases. Recent investigations have aimed for the identification of HAT modulators to further decipher the complexity of acetyl transferase related signaling cascades and discover potential leads for drug design approaches. HDACs have been extensively characterized and targeted by small molecules, including four FDA-approved HDAC inhibitors; in contrast, HATs have not been active targets for therapeutic development. This review will summarize the status of HAT associated diseases and the arsenal of currently known and available HAT inhibitors with respect to their discovery, further improvements, and current applications. Keywords: Histone acetyltransferases; p300/CBP; PCAF; GCN5; Tip60; epigenetics; small molecule inhibitors; cancer 2018-11-05T19:15:35Z 2018-11-05T19:15:35Z 2017-12 Article http://purl.org/eprint/type/JournalArticle 0929-8673 0000-0000 http://hdl.handle.net/1721.1/118890 Richters, Andre and Angela N. Koehler. “Epigenetic Modulation Using Small Molecules - Targeting Histone Acetyltransferases in Disease.” Current Medicinal Chemistry 24, 37 (December 2017): 4121-4150 © 2017 EUREKA SCIENCE en_US https://doi.org/10.2174/0929867324666170223153115 Current Medicinal Chemistry Creative Commons Attribution-Noncommercial-Share Alike http://creativecommons.org/licenses/by-nc-sa/4.0/ application/pdf Bentham Science Prof. Koehler via Howard Sliver
spellingShingle Richters, Andre
Koehler, Angela Nicole
Epigenetic Modulation Using Small Molecules - Targeting Histone Acetyltransferases in Disease
title Epigenetic Modulation Using Small Molecules - Targeting Histone Acetyltransferases in Disease
title_full Epigenetic Modulation Using Small Molecules - Targeting Histone Acetyltransferases in Disease
title_fullStr Epigenetic Modulation Using Small Molecules - Targeting Histone Acetyltransferases in Disease
title_full_unstemmed Epigenetic Modulation Using Small Molecules - Targeting Histone Acetyltransferases in Disease
title_short Epigenetic Modulation Using Small Molecules - Targeting Histone Acetyltransferases in Disease
title_sort epigenetic modulation using small molecules targeting histone acetyltransferases in disease
url http://hdl.handle.net/1721.1/118890
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