Targeting the Fanconi Anemia Pathway to Identify Tailored Anticancer Therapeutics

The Fanconi Anemia (FA) pathway consists of proteins involved in repairing DNA damage, including interstrand cross-links (ICLs). The pathway contains an upstream multiprotein core complex that mediates the monoubiquitylation of the FANCD2 and FANCI heterodimer, and a downstream pathway that converge...

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Main Authors: Chelsea Jenkins, Jenny Kan, Maureen E. Hoatlin
Format: Article
Language:English
Published: Wiley 2012-01-01
Series:Anemia
Online Access:http://dx.doi.org/10.1155/2012/481583
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author Chelsea Jenkins
Jenny Kan
Maureen E. Hoatlin
author_facet Chelsea Jenkins
Jenny Kan
Maureen E. Hoatlin
author_sort Chelsea Jenkins
collection DOAJ
description The Fanconi Anemia (FA) pathway consists of proteins involved in repairing DNA damage, including interstrand cross-links (ICLs). The pathway contains an upstream multiprotein core complex that mediates the monoubiquitylation of the FANCD2 and FANCI heterodimer, and a downstream pathway that converges with a larger network of proteins with roles in homologous recombination and other DNA repair pathways. Selective killing of cancer cells with an intact FA pathway but deficient in certain other DNA repair pathways is an emerging approach to tailored cancer therapy. Inhibiting the FA pathway becomes selectively lethal when certain repair genes are defective, such as the checkpoint kinase ATM. Inhibiting the FA pathway in ATM deficient cells can be achieved with small molecule inhibitors, suggesting that new cancer therapeutics could be developed by identifying FA pathway inhibitors to treat cancers that contain defects that are synthetic lethal with FA.
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spelling doaj-art-04fa66391eed43e3be01ed4885f7c5202025-02-03T05:58:10ZengWileyAnemia2090-12672090-12752012-01-01201210.1155/2012/481583481583Targeting the Fanconi Anemia Pathway to Identify Tailored Anticancer TherapeuticsChelsea Jenkins0Jenny Kan1Maureen E. Hoatlin2Department of Biochemistry and Molecular Biology, Oregon Health and Science University, 3181 SW Sam Jackson Parkway, Portland, OR 97239, USADepartment of Biochemistry and Molecular Biology, Oregon Health and Science University, 3181 SW Sam Jackson Parkway, Portland, OR 97239, USADepartment of Biochemistry and Molecular Biology, Oregon Health and Science University, 3181 SW Sam Jackson Parkway, Portland, OR 97239, USAThe Fanconi Anemia (FA) pathway consists of proteins involved in repairing DNA damage, including interstrand cross-links (ICLs). The pathway contains an upstream multiprotein core complex that mediates the monoubiquitylation of the FANCD2 and FANCI heterodimer, and a downstream pathway that converges with a larger network of proteins with roles in homologous recombination and other DNA repair pathways. Selective killing of cancer cells with an intact FA pathway but deficient in certain other DNA repair pathways is an emerging approach to tailored cancer therapy. Inhibiting the FA pathway becomes selectively lethal when certain repair genes are defective, such as the checkpoint kinase ATM. Inhibiting the FA pathway in ATM deficient cells can be achieved with small molecule inhibitors, suggesting that new cancer therapeutics could be developed by identifying FA pathway inhibitors to treat cancers that contain defects that are synthetic lethal with FA.http://dx.doi.org/10.1155/2012/481583
spellingShingle Chelsea Jenkins
Jenny Kan
Maureen E. Hoatlin
Targeting the Fanconi Anemia Pathway to Identify Tailored Anticancer Therapeutics
Anemia
title Targeting the Fanconi Anemia Pathway to Identify Tailored Anticancer Therapeutics
title_full Targeting the Fanconi Anemia Pathway to Identify Tailored Anticancer Therapeutics
title_fullStr Targeting the Fanconi Anemia Pathway to Identify Tailored Anticancer Therapeutics
title_full_unstemmed Targeting the Fanconi Anemia Pathway to Identify Tailored Anticancer Therapeutics
title_short Targeting the Fanconi Anemia Pathway to Identify Tailored Anticancer Therapeutics
title_sort targeting the fanconi anemia pathway to identify tailored anticancer therapeutics
url http://dx.doi.org/10.1155/2012/481583
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