Amino acids and mTORC1: from lysosomes to disease

The mechanistic target of rapamycin (mTOR) kinase controls growth and metabolism, and its deregulation underlies the pathogenesis of many diseases, including cancer, neurodegeneration, and diabetes. mTOR complex 1 (mTORC1) integrates signals arising from nutrients, energy, and growth factors, but ho...

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Main Authors: Efeyan, Alejo, Zoncu, Roberto, Sabatini, David
Other Authors: Massachusetts Institute of Technology. Department of Biology
Format: Article
Language:en_US
Published: Elsevier 2017
Online Access:http://hdl.handle.net/1721.1/106904
https://orcid.org/0000-0002-1446-7256
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author Efeyan, Alejo
Zoncu, Roberto
Sabatini, David
author2 Massachusetts Institute of Technology. Department of Biology
author_facet Massachusetts Institute of Technology. Department of Biology
Efeyan, Alejo
Zoncu, Roberto
Sabatini, David
author_sort Efeyan, Alejo
collection MIT
description The mechanistic target of rapamycin (mTOR) kinase controls growth and metabolism, and its deregulation underlies the pathogenesis of many diseases, including cancer, neurodegeneration, and diabetes. mTOR complex 1 (mTORC1) integrates signals arising from nutrients, energy, and growth factors, but how exactly these signals are propagated await to be fully understood. Recent findings have placed the lysosome, a key mediator of cellular catabolism, at the core of mTORC1 regulation by amino acids. A multiprotein complex that includes the Rag GTPases, Ragulator, and the v-ATPase forms an amino acid-sensing machinery on the lysosomal surface that affects the decision between cell growth and catabolism at multiple levels. The involvement of a catabolic organelle in growth signaling may have important implications for our understanding of mTORC1-related pathologies.
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spelling mit-1721.1/1069042022-10-02T00:39:14Z Amino acids and mTORC1: from lysosomes to disease Efeyan, Alejo Zoncu, Roberto Sabatini, David Massachusetts Institute of Technology. Department of Biology Whitehead Institute for Biomedical Research Koch Institute for Integrative Cancer Research at MIT Efeyan, Alejo Zoncu, Roberto Sabatini, David The mechanistic target of rapamycin (mTOR) kinase controls growth and metabolism, and its deregulation underlies the pathogenesis of many diseases, including cancer, neurodegeneration, and diabetes. mTOR complex 1 (mTORC1) integrates signals arising from nutrients, energy, and growth factors, but how exactly these signals are propagated await to be fully understood. Recent findings have placed the lysosome, a key mediator of cellular catabolism, at the core of mTORC1 regulation by amino acids. A multiprotein complex that includes the Rag GTPases, Ragulator, and the v-ATPase forms an amino acid-sensing machinery on the lysosomal surface that affects the decision between cell growth and catabolism at multiple levels. The involvement of a catabolic organelle in growth signaling may have important implications for our understanding of mTORC1-related pathologies. National Institutes of Health (U.S.) (Grants R01 CA129105, R01 CA103866, and R37 AI047389) American Federation for Aging Research Starr Foundation David H. Koch Institute for Integrative Cancer Research at MIT. Frontier Research Program Ellison Medical Foundation Jane Coffin Childs Memorial Fund for Medical Research (Fellowship) LAM Foundation Human Frontier Science Program (Strasbourg, France) 2017-02-10T19:20:14Z 2017-02-10T19:20:14Z 2012-09 Article http://purl.org/eprint/type/JournalArticle 1471-4914 http://hdl.handle.net/1721.1/106904 Efeyan, Alejo, Roberto Zoncu, and David M. Sabatini. “Amino Acids and mTORC1: From Lysosomes to Disease.” Trends in Molecular Medicine 18.9 (2012): 524–533. https://orcid.org/0000-0002-1446-7256 en_US https://dx.doi.org/10.1016/j.molmed.2012.05.007 Trends in Molecular Medicine Creative Commons Attribution-NonCommercial-NoDerivs License http://creativecommons.org/licenses/by-nc-nd/4.0/ application/pdf Elsevier PMC
spellingShingle Efeyan, Alejo
Zoncu, Roberto
Sabatini, David
Amino acids and mTORC1: from lysosomes to disease
title Amino acids and mTORC1: from lysosomes to disease
title_full Amino acids and mTORC1: from lysosomes to disease
title_fullStr Amino acids and mTORC1: from lysosomes to disease
title_full_unstemmed Amino acids and mTORC1: from lysosomes to disease
title_short Amino acids and mTORC1: from lysosomes to disease
title_sort amino acids and mtorc1 from lysosomes to disease
url http://hdl.handle.net/1721.1/106904
https://orcid.org/0000-0002-1446-7256
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