MYC: connecting selective transcriptional control to global RNA production.

Nat Rev Cancer

Center for Genomic Science of IIT@SEMM, Fondazione Istituto Italiano di Tecnologia (IIT) and Department of Experimental Oncology, European Institute of Oncology (IEO), Via Adamello 16, 20139 Milan, Italy.

Published: October 2015

AI Article Synopsis

  • There are two main ideas about how the MYC protein works in cells: one says it boosts all active genes, and the other says it carefully controls specific genes.
  • The text argues that the second idea is the best explanation for how MYC operates.
  • MYC affects cell functions and might change how RNA is made in the body, and scientists are working to understand all the genes and pathways MYC influences since it plays a big role in causing cancer.

Article Abstract

Two opposing models have been proposed to describe the function of the MYC oncoprotein in shaping cellular transcriptomes: one posits that MYC amplifies transcription at all active loci; the other that MYC differentially controls discrete sets of genes, the products of which affect global transcript levels. Here, we argue that differential gene regulation by MYC is the sole unifying model that is consistent with all available data. Among other effects, MYC endows cells with physiological and metabolic changes that have the potential to feed back on global RNA production, processing and turnover. The field is progressing steadily towards a full characterization of the MYC-regulated genes and pathways that mediate these biological effects and - by the same token - endow MYC with its pervasive oncogenic potential.

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Source
http://dx.doi.org/10.1038/nrc3984DOI Listing

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