PML Nuclear bodies: the cancer connection and beyond

ABSTRACTPromyelocytic leukemia (PML) nuclear bodies, membrane-less organelles in the nucleus, play a crucial role in cellular homeostasis. These dynamic structures result from the assembly of scaffolding PML proteins and various partners. Recent crystal structure analyses revealed essential self-int...

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Main Authors: Majdouline Abou-Ghali, Valérie Lallemand-Breitenbach
Format: Article
Language:English
Published: Taylor & Francis Group 2024-12-01
Series:Nucleus
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/19491034.2024.2321265
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author Majdouline Abou-Ghali
Valérie Lallemand-Breitenbach
author_facet Majdouline Abou-Ghali
Valérie Lallemand-Breitenbach
author_sort Majdouline Abou-Ghali
collection DOAJ
description ABSTRACTPromyelocytic leukemia (PML) nuclear bodies, membrane-less organelles in the nucleus, play a crucial role in cellular homeostasis. These dynamic structures result from the assembly of scaffolding PML proteins and various partners. Recent crystal structure analyses revealed essential self-interacting domains, while liquid–liquid phase separation contributes to their formation. PML bodies orchestrate post-translational modifications, particularly stress-induced SUMOylation, impacting target protein functions. Serving as hubs in multiple signaling pathways, they influence cellular processes like senescence. Dysregulation of PML expression contributes to diseases, including cancer, highlighting their significance. Therapeutically, PML bodies are promising targets, exemplified by successful acute promyelocytic leukemia treatment with arsenic trioxide and retinoic acid restoring PML bodies. Understanding their functions illuminates both normal and pathological cellular physiology, guiding potential therapies. This review explores recent advancements in PML body biogenesis, biochemical activity, and their evolving biological roles.
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spelling doaj.art-fc736dc7be794c4d825557f50abfb0e72024-02-27T12:00:58ZengTaylor & Francis GroupNucleus1949-10341949-10422024-12-0115110.1080/19491034.2024.2321265PML Nuclear bodies: the cancer connection and beyondMajdouline Abou-Ghali0Valérie Lallemand-Breitenbach1Center for Interdisciplinary Research in Biology (CIRB), Collège de France, CNRS, INSERM, Université 11 PSL, Paris, FranceCenter for Interdisciplinary Research in Biology (CIRB), Collège de France, CNRS, INSERM, Université 11 PSL, Paris, FranceABSTRACTPromyelocytic leukemia (PML) nuclear bodies, membrane-less organelles in the nucleus, play a crucial role in cellular homeostasis. These dynamic structures result from the assembly of scaffolding PML proteins and various partners. Recent crystal structure analyses revealed essential self-interacting domains, while liquid–liquid phase separation contributes to their formation. PML bodies orchestrate post-translational modifications, particularly stress-induced SUMOylation, impacting target protein functions. Serving as hubs in multiple signaling pathways, they influence cellular processes like senescence. Dysregulation of PML expression contributes to diseases, including cancer, highlighting their significance. Therapeutically, PML bodies are promising targets, exemplified by successful acute promyelocytic leukemia treatment with arsenic trioxide and retinoic acid restoring PML bodies. Understanding their functions illuminates both normal and pathological cellular physiology, guiding potential therapies. This review explores recent advancements in PML body biogenesis, biochemical activity, and their evolving biological roles.https://www.tandfonline.com/doi/10.1080/19491034.2024.2321265Nuclear bodiesoxidative stressPMLpost-translational modificationssenescenceSUMO
spellingShingle Majdouline Abou-Ghali
Valérie Lallemand-Breitenbach
PML Nuclear bodies: the cancer connection and beyond
Nucleus
Nuclear bodies
oxidative stress
PML
post-translational modifications
senescence
SUMO
title PML Nuclear bodies: the cancer connection and beyond
title_full PML Nuclear bodies: the cancer connection and beyond
title_fullStr PML Nuclear bodies: the cancer connection and beyond
title_full_unstemmed PML Nuclear bodies: the cancer connection and beyond
title_short PML Nuclear bodies: the cancer connection and beyond
title_sort pml nuclear bodies the cancer connection and beyond
topic Nuclear bodies
oxidative stress
PML
post-translational modifications
senescence
SUMO
url https://www.tandfonline.com/doi/10.1080/19491034.2024.2321265
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