Inhibitor of DNA binding proteins revealed as orchestrators of steady state, stress and malignant hematopoiesis

Adult mammalian hematopoiesis is a dynamic cellular process that provides a continuous supply of myeloid, lymphoid, erythroid/megakaryocyte cells for host survival. This process is sustained by regulating hematopoietic stem cells (HSCs) quiescence, proliferation and activation under homeostasis and...

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Main Authors: Shweta Singh, Tanmoy Sarkar, Brad Jakubison, Stephen Gadomski, Andrew Spradlin, Kristbjorn O. Gudmundsson, Jonathan R. Keller
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-08-01
Series:Frontiers in Immunology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2022.934624/full
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author Shweta Singh
Tanmoy Sarkar
Brad Jakubison
Brad Jakubison
Stephen Gadomski
Andrew Spradlin
Kristbjorn O. Gudmundsson
Kristbjorn O. Gudmundsson
Jonathan R. Keller
Jonathan R. Keller
author_facet Shweta Singh
Tanmoy Sarkar
Brad Jakubison
Brad Jakubison
Stephen Gadomski
Andrew Spradlin
Kristbjorn O. Gudmundsson
Kristbjorn O. Gudmundsson
Jonathan R. Keller
Jonathan R. Keller
author_sort Shweta Singh
collection DOAJ
description Adult mammalian hematopoiesis is a dynamic cellular process that provides a continuous supply of myeloid, lymphoid, erythroid/megakaryocyte cells for host survival. This process is sustained by regulating hematopoietic stem cells (HSCs) quiescence, proliferation and activation under homeostasis and stress, and regulating the proliferation and differentiation of downstream multipotent progenitor (MPP) and more committed progenitor cells. Inhibitor of DNA binding (ID) proteins are small helix-loop-helix (HLH) proteins that lack a basic (b) DNA binding domain present in other family members, and function as dominant-negative regulators of other bHLH proteins (E proteins) by inhibiting their transcriptional activity. ID proteins are required for normal T cell, B cell, NK and innate lymphoid cells, dendritic cell, and myeloid cell differentiation and development. However, recent evidence suggests that ID proteins are important regulators of normal and leukemic hematopoietic stem and progenitor cells (HSPCs). This chapter will review our current understanding of the function of ID proteins in HSPC development and highlight future areas of scientific investigation.
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spelling doaj.art-6c698dcc8e404e2284a5a3cc0e3e0ba52022-12-22T01:40:04ZengFrontiers Media S.A.Frontiers in Immunology1664-32242022-08-011310.3389/fimmu.2022.934624934624Inhibitor of DNA binding proteins revealed as orchestrators of steady state, stress and malignant hematopoiesisShweta Singh0Tanmoy Sarkar1Brad Jakubison2Brad Jakubison3Stephen Gadomski4Andrew Spradlin5Kristbjorn O. Gudmundsson6Kristbjorn O. Gudmundsson7Jonathan R. Keller8Jonathan R. Keller9Mouse Cancer Genetics Program, Center for Cancer Research, National Cancer Institute (NCI)- Frederick, Frederick, MD, United StatesMouse Cancer Genetics Program, Center for Cancer Research, National Cancer Institute (NCI)- Frederick, Frederick, MD, United StatesMouse Cancer Genetics Program, Center for Cancer Research, National Cancer Institute (NCI)- Frederick, Frederick, MD, United StatesBasic Science Program, Frederick National Laboratory for Cancer Research, Frederick, MD, United StatesMouse Cancer Genetics Program, Center for Cancer Research, National Cancer Institute (NCI)- Frederick, Frederick, MD, United StatesMouse Cancer Genetics Program, Center for Cancer Research, National Cancer Institute (NCI)- Frederick, Frederick, MD, United StatesMouse Cancer Genetics Program, Center for Cancer Research, National Cancer Institute (NCI)- Frederick, Frederick, MD, United StatesBasic Science Program, Frederick National Laboratory for Cancer Research, Frederick, MD, United StatesMouse Cancer Genetics Program, Center for Cancer Research, National Cancer Institute (NCI)- Frederick, Frederick, MD, United StatesBasic Science Program, Frederick National Laboratory for Cancer Research, Frederick, MD, United StatesAdult mammalian hematopoiesis is a dynamic cellular process that provides a continuous supply of myeloid, lymphoid, erythroid/megakaryocyte cells for host survival. This process is sustained by regulating hematopoietic stem cells (HSCs) quiescence, proliferation and activation under homeostasis and stress, and regulating the proliferation and differentiation of downstream multipotent progenitor (MPP) and more committed progenitor cells. Inhibitor of DNA binding (ID) proteins are small helix-loop-helix (HLH) proteins that lack a basic (b) DNA binding domain present in other family members, and function as dominant-negative regulators of other bHLH proteins (E proteins) by inhibiting their transcriptional activity. ID proteins are required for normal T cell, B cell, NK and innate lymphoid cells, dendritic cell, and myeloid cell differentiation and development. However, recent evidence suggests that ID proteins are important regulators of normal and leukemic hematopoietic stem and progenitor cells (HSPCs). This chapter will review our current understanding of the function of ID proteins in HSPC development and highlight future areas of scientific investigation.https://www.frontiersin.org/articles/10.3389/fimmu.2022.934624/fullID proteinshematopoiesisstem cellsquiescencestress
spellingShingle Shweta Singh
Tanmoy Sarkar
Brad Jakubison
Brad Jakubison
Stephen Gadomski
Andrew Spradlin
Kristbjorn O. Gudmundsson
Kristbjorn O. Gudmundsson
Jonathan R. Keller
Jonathan R. Keller
Inhibitor of DNA binding proteins revealed as orchestrators of steady state, stress and malignant hematopoiesis
Frontiers in Immunology
ID proteins
hematopoiesis
stem cells
quiescence
stress
title Inhibitor of DNA binding proteins revealed as orchestrators of steady state, stress and malignant hematopoiesis
title_full Inhibitor of DNA binding proteins revealed as orchestrators of steady state, stress and malignant hematopoiesis
title_fullStr Inhibitor of DNA binding proteins revealed as orchestrators of steady state, stress and malignant hematopoiesis
title_full_unstemmed Inhibitor of DNA binding proteins revealed as orchestrators of steady state, stress and malignant hematopoiesis
title_short Inhibitor of DNA binding proteins revealed as orchestrators of steady state, stress and malignant hematopoiesis
title_sort inhibitor of dna binding proteins revealed as orchestrators of steady state stress and malignant hematopoiesis
topic ID proteins
hematopoiesis
stem cells
quiescence
stress
url https://www.frontiersin.org/articles/10.3389/fimmu.2022.934624/full
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