Emerging Roles of p53 Family Members in Glucose Metabolism

Glucose is the key source for most organisms to provide energy, as well as the key source for metabolites to generate building blocks in cells. The deregulation of glucose homeostasis occurs in various diseases, including the enhanced aerobic glycolysis that is observed in cancers, and insulin resis...

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Main Authors: Yoko Itahana, Koji Itahana
Format: Article
Language:English
Published: MDPI AG 2018-03-01
Series:International Journal of Molecular Sciences
Subjects:
Online Access:http://www.mdpi.com/1422-0067/19/3/776
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author Yoko Itahana
Koji Itahana
author_facet Yoko Itahana
Koji Itahana
author_sort Yoko Itahana
collection DOAJ
description Glucose is the key source for most organisms to provide energy, as well as the key source for metabolites to generate building blocks in cells. The deregulation of glucose homeostasis occurs in various diseases, including the enhanced aerobic glycolysis that is observed in cancers, and insulin resistance in diabetes. Although p53 is thought to suppress tumorigenesis primarily by inducing cell cycle arrest, apoptosis, and senescence in response to stress, the non-canonical functions of p53 in cellular energy homeostasis and metabolism are also emerging as critical factors for tumor suppression. Increasing evidence suggests that p53 plays a significant role in regulating glucose homeostasis. Furthermore, the p53 family members p63 and p73, as well as gain-of-function p53 mutants, are also involved in glucose metabolism. Indeed, how this protein family regulates cellular energy levels is complicated and difficult to disentangle. This review discusses the roles of the p53 family in multiple metabolic processes, such as glycolysis, gluconeogenesis, aerobic respiration, and autophagy. We also discuss how the dysregulation of the p53 family in these processes leads to diseases such as cancer and diabetes. Elucidating the complexities of the p53 family members in glucose homeostasis will improve our understanding of these diseases.
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spelling doaj.art-a207e0d0d41549509b3dd9e26ce195612022-12-22T03:35:33ZengMDPI AGInternational Journal of Molecular Sciences1422-00672018-03-0119377610.3390/ijms19030776ijms19030776Emerging Roles of p53 Family Members in Glucose MetabolismYoko Itahana0Koji Itahana1Cancer and Stem Cell Biology Program, Duke-NUS Medical School, 8 College Road, Singapore 169857, SingaporeCancer and Stem Cell Biology Program, Duke-NUS Medical School, 8 College Road, Singapore 169857, SingaporeGlucose is the key source for most organisms to provide energy, as well as the key source for metabolites to generate building blocks in cells. The deregulation of glucose homeostasis occurs in various diseases, including the enhanced aerobic glycolysis that is observed in cancers, and insulin resistance in diabetes. Although p53 is thought to suppress tumorigenesis primarily by inducing cell cycle arrest, apoptosis, and senescence in response to stress, the non-canonical functions of p53 in cellular energy homeostasis and metabolism are also emerging as critical factors for tumor suppression. Increasing evidence suggests that p53 plays a significant role in regulating glucose homeostasis. Furthermore, the p53 family members p63 and p73, as well as gain-of-function p53 mutants, are also involved in glucose metabolism. Indeed, how this protein family regulates cellular energy levels is complicated and difficult to disentangle. This review discusses the roles of the p53 family in multiple metabolic processes, such as glycolysis, gluconeogenesis, aerobic respiration, and autophagy. We also discuss how the dysregulation of the p53 family in these processes leads to diseases such as cancer and diabetes. Elucidating the complexities of the p53 family members in glucose homeostasis will improve our understanding of these diseases.http://www.mdpi.com/1422-0067/19/3/776p53p63p73p53 mutantglucose metabolismglycolysismitochondriaautophagydiabetescancer
spellingShingle Yoko Itahana
Koji Itahana
Emerging Roles of p53 Family Members in Glucose Metabolism
International Journal of Molecular Sciences
p53
p63
p73
p53 mutant
glucose metabolism
glycolysis
mitochondria
autophagy
diabetes
cancer
title Emerging Roles of p53 Family Members in Glucose Metabolism
title_full Emerging Roles of p53 Family Members in Glucose Metabolism
title_fullStr Emerging Roles of p53 Family Members in Glucose Metabolism
title_full_unstemmed Emerging Roles of p53 Family Members in Glucose Metabolism
title_short Emerging Roles of p53 Family Members in Glucose Metabolism
title_sort emerging roles of p53 family members in glucose metabolism
topic p53
p63
p73
p53 mutant
glucose metabolism
glycolysis
mitochondria
autophagy
diabetes
cancer
url http://www.mdpi.com/1422-0067/19/3/776
work_keys_str_mv AT yokoitahana emergingrolesofp53familymembersinglucosemetabolism
AT kojiitahana emergingrolesofp53familymembersinglucosemetabolism