Design, Synthesis and Biological Characterization of Histone Deacetylase 8 (HDAC8) Proteolysis Targeting Chimeras (PROTACs) with Anti-Neuroblastoma Activity

In addition to involvement in epigenetic gene regulation, histone deacetylases (HDACs) regulate multiple cellular processes through mediating the activity of non-histone protein substrates. The knockdown of HDAC8 isozyme is associated with the inhibition of cell proliferation and apoptosis enhanceme...

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Main Authors: Salma Darwish, Ehab Ghazy, Tino Heimburg, Daniel Herp, Patrik Zeyen, Rabia Salem-Altintas, Johannes Ridinger, Dina Robaa, Karin Schmidtkunz, Frank Erdmann, Matthias Schmidt, Christophe Romier, Manfred Jung, Ina Oehme, Wolfgang Sippl
Format: Article
Language:English
Published: MDPI AG 2022-07-01
Series:International Journal of Molecular Sciences
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Online Access:https://www.mdpi.com/1422-0067/23/14/7535
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author Salma Darwish
Ehab Ghazy
Tino Heimburg
Daniel Herp
Patrik Zeyen
Rabia Salem-Altintas
Johannes Ridinger
Dina Robaa
Karin Schmidtkunz
Frank Erdmann
Matthias Schmidt
Christophe Romier
Manfred Jung
Ina Oehme
Wolfgang Sippl
author_facet Salma Darwish
Ehab Ghazy
Tino Heimburg
Daniel Herp
Patrik Zeyen
Rabia Salem-Altintas
Johannes Ridinger
Dina Robaa
Karin Schmidtkunz
Frank Erdmann
Matthias Schmidt
Christophe Romier
Manfred Jung
Ina Oehme
Wolfgang Sippl
author_sort Salma Darwish
collection DOAJ
description In addition to involvement in epigenetic gene regulation, histone deacetylases (HDACs) regulate multiple cellular processes through mediating the activity of non-histone protein substrates. The knockdown of HDAC8 isozyme is associated with the inhibition of cell proliferation and apoptosis enhancement in several cancer cell lines. As shown in several studies, HDAC8 can be considered a potential target in the treatment of cancer forms such as childhood neuroblastoma. The present work describes the development of proteolysis targeting chimeras (PROTACs) of HDAC8 based on substituted benzhydroxamic acids previously reported as potent and selective HDAC8 inhibitors. Within this study, we investigated the HDAC8-degrading profiles of the synthesized PROTACs and their effect on the proliferation of neuroblastoma cells. The combination of in vitro screening and cellular testing demonstrated selective HDAC8 PROTACs that show anti-neuroblastoma activity in cells.
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spelling doaj.art-66232e6fc4624caa9371a7968efca1bb2023-12-01T22:13:53ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672022-07-012314753510.3390/ijms23147535Design, Synthesis and Biological Characterization of Histone Deacetylase 8 (HDAC8) Proteolysis Targeting Chimeras (PROTACs) with Anti-Neuroblastoma ActivitySalma Darwish0Ehab Ghazy1Tino Heimburg2Daniel Herp3Patrik Zeyen4Rabia Salem-Altintas5Johannes Ridinger6Dina Robaa7Karin Schmidtkunz8Frank Erdmann9Matthias Schmidt10Christophe Romier11Manfred Jung12Ina Oehme13Wolfgang Sippl14Department of Medicinal Chemistry, Institute of Pharmacy, Martin-Luther University of Halle-Wittenberg, 06120 Halle (Saale), GermanyDepartment of Medicinal Chemistry, Institute of Pharmacy, Martin-Luther University of Halle-Wittenberg, 06120 Halle (Saale), GermanyDepartment of Medicinal Chemistry, Institute of Pharmacy, Martin-Luther University of Halle-Wittenberg, 06120 Halle (Saale), GermanyInstitute of Pharmaceutical Sciences, University of Freiburg, 79104 Freiburg, GermanyDepartment of Medicinal Chemistry, Institute of Pharmacy, Martin-Luther University of Halle-Wittenberg, 06120 Halle (Saale), GermanyHopp Children’s Cancer Center Heidelberg (KiTZ), Im Neuenheimer Feld 280, 69120 Heidelberg, GermanyHopp Children’s Cancer Center Heidelberg (KiTZ), Im Neuenheimer Feld 280, 69120 Heidelberg, GermanyDepartment of Medicinal Chemistry, Institute of Pharmacy, Martin-Luther University of Halle-Wittenberg, 06120 Halle (Saale), GermanyInstitute of Pharmaceutical Sciences, University of Freiburg, 79104 Freiburg, GermanyDepartment of Medicinal Chemistry, Institute of Pharmacy, Martin-Luther University of Halle-Wittenberg, 06120 Halle (Saale), GermanyDepartment of Medicinal Chemistry, Institute of Pharmacy, Martin-Luther University of Halle-Wittenberg, 06120 Halle (Saale), GermanyDépartement de Biologie Structurale Intégrative, Institut de Génétique et de Biologie Moléculaire et Cellulaire (IGBMC), Centre National de la Recherche Scientifique, Institut National de la Santé et de la Recherche Médicale, Université de Strasbourg, CEDEX, 67404 Illkirch, FranceInstitute of Pharmaceutical Sciences, University of Freiburg, 79104 Freiburg, GermanyHopp Children’s Cancer Center Heidelberg (KiTZ), Im Neuenheimer Feld 280, 69120 Heidelberg, GermanyDepartment of Medicinal Chemistry, Institute of Pharmacy, Martin-Luther University of Halle-Wittenberg, 06120 Halle (Saale), GermanyIn addition to involvement in epigenetic gene regulation, histone deacetylases (HDACs) regulate multiple cellular processes through mediating the activity of non-histone protein substrates. The knockdown of HDAC8 isozyme is associated with the inhibition of cell proliferation and apoptosis enhancement in several cancer cell lines. As shown in several studies, HDAC8 can be considered a potential target in the treatment of cancer forms such as childhood neuroblastoma. The present work describes the development of proteolysis targeting chimeras (PROTACs) of HDAC8 based on substituted benzhydroxamic acids previously reported as potent and selective HDAC8 inhibitors. Within this study, we investigated the HDAC8-degrading profiles of the synthesized PROTACs and their effect on the proliferation of neuroblastoma cells. The combination of in vitro screening and cellular testing demonstrated selective HDAC8 PROTACs that show anti-neuroblastoma activity in cells.https://www.mdpi.com/1422-0067/23/14/7535histone deacetylases (HDACs)HDAC8proteolysis targeting chimera (PROTAC)neuroblastomasynthesis
spellingShingle Salma Darwish
Ehab Ghazy
Tino Heimburg
Daniel Herp
Patrik Zeyen
Rabia Salem-Altintas
Johannes Ridinger
Dina Robaa
Karin Schmidtkunz
Frank Erdmann
Matthias Schmidt
Christophe Romier
Manfred Jung
Ina Oehme
Wolfgang Sippl
Design, Synthesis and Biological Characterization of Histone Deacetylase 8 (HDAC8) Proteolysis Targeting Chimeras (PROTACs) with Anti-Neuroblastoma Activity
International Journal of Molecular Sciences
histone deacetylases (HDACs)
HDAC8
proteolysis targeting chimera (PROTAC)
neuroblastoma
synthesis
title Design, Synthesis and Biological Characterization of Histone Deacetylase 8 (HDAC8) Proteolysis Targeting Chimeras (PROTACs) with Anti-Neuroblastoma Activity
title_full Design, Synthesis and Biological Characterization of Histone Deacetylase 8 (HDAC8) Proteolysis Targeting Chimeras (PROTACs) with Anti-Neuroblastoma Activity
title_fullStr Design, Synthesis and Biological Characterization of Histone Deacetylase 8 (HDAC8) Proteolysis Targeting Chimeras (PROTACs) with Anti-Neuroblastoma Activity
title_full_unstemmed Design, Synthesis and Biological Characterization of Histone Deacetylase 8 (HDAC8) Proteolysis Targeting Chimeras (PROTACs) with Anti-Neuroblastoma Activity
title_short Design, Synthesis and Biological Characterization of Histone Deacetylase 8 (HDAC8) Proteolysis Targeting Chimeras (PROTACs) with Anti-Neuroblastoma Activity
title_sort design synthesis and biological characterization of histone deacetylase 8 hdac8 proteolysis targeting chimeras protacs with anti neuroblastoma activity
topic histone deacetylases (HDACs)
HDAC8
proteolysis targeting chimera (PROTAC)
neuroblastoma
synthesis
url https://www.mdpi.com/1422-0067/23/14/7535
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