KRAS insertion mutations are oncogenic and exhibit distinct functional properties

Amino acid substitutions in K-Ras that constitutively activate the protein are common in cancer. Here, the authors describe mutations in the K-RasSwitch 2 domain and show that the mutant proteins accumulate in the active conformation, exhibit defective binding to PI3 kinase, and are hypersensitive t...

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Main Authors: Yasmine White, Aditi Bagchi, Jessica Van Ziffle, Anagha Inguva, Gideon Bollag, Chao Zhang, Heidi Carias, David Dickens, Mignon Loh, Kevin Shannon, Ari J. Firestone
Format: Article
Language:English
Published: Nature Portfolio 2016-02-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/ncomms10647
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author Yasmine White
Aditi Bagchi
Jessica Van Ziffle
Anagha Inguva
Gideon Bollag
Chao Zhang
Heidi Carias
David Dickens
Mignon Loh
Kevin Shannon
Ari J. Firestone
author_facet Yasmine White
Aditi Bagchi
Jessica Van Ziffle
Anagha Inguva
Gideon Bollag
Chao Zhang
Heidi Carias
David Dickens
Mignon Loh
Kevin Shannon
Ari J. Firestone
author_sort Yasmine White
collection DOAJ
description Amino acid substitutions in K-Ras that constitutively activate the protein are common in cancer. Here, the authors describe mutations in the K-RasSwitch 2 domain and show that the mutant proteins accumulate in the active conformation, exhibit defective binding to PI3 kinase, and are hypersensitive to MEK inhibitors.
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spelling doaj.art-c8ee34111da64f238c6f182195674d482022-12-21T18:03:52ZengNature PortfolioNature Communications2041-17232016-02-01711810.1038/ncomms10647KRAS insertion mutations are oncogenic and exhibit distinct functional propertiesYasmine White0Aditi Bagchi1Jessica Van Ziffle2Anagha Inguva3Gideon Bollag4Chao Zhang5Heidi Carias6David Dickens7Mignon Loh8Kevin Shannon9Ari J. Firestone10Department of Pediatrics, University of CaliforniaDepartment of Pediatrics, Division of Pediatric Hematology/Oncology and Bone Marrow Transplantation; Helen DeVos Children’s Hospital/Spectrum Health Medical GroupDepartment of Pathology, University of CaliforniaDepartment of Pediatrics, University of CaliforniaPlexxikon IncPlexxikon IncPlexxikon IncDepartment of Pediatrics, Division of Pediatric Hematology/Oncology and Bone Marrow Transplantation; Helen DeVos Children’s Hospital/Spectrum Health Medical GroupDepartment of Pediatrics, University of CaliforniaDepartment of Pediatrics, University of CaliforniaDepartment of Pediatrics, University of CaliforniaAmino acid substitutions in K-Ras that constitutively activate the protein are common in cancer. Here, the authors describe mutations in the K-RasSwitch 2 domain and show that the mutant proteins accumulate in the active conformation, exhibit defective binding to PI3 kinase, and are hypersensitive to MEK inhibitors.https://doi.org/10.1038/ncomms10647
spellingShingle Yasmine White
Aditi Bagchi
Jessica Van Ziffle
Anagha Inguva
Gideon Bollag
Chao Zhang
Heidi Carias
David Dickens
Mignon Loh
Kevin Shannon
Ari J. Firestone
KRAS insertion mutations are oncogenic and exhibit distinct functional properties
Nature Communications
title KRAS insertion mutations are oncogenic and exhibit distinct functional properties
title_full KRAS insertion mutations are oncogenic and exhibit distinct functional properties
title_fullStr KRAS insertion mutations are oncogenic and exhibit distinct functional properties
title_full_unstemmed KRAS insertion mutations are oncogenic and exhibit distinct functional properties
title_short KRAS insertion mutations are oncogenic and exhibit distinct functional properties
title_sort kras insertion mutations are oncogenic and exhibit distinct functional properties
url https://doi.org/10.1038/ncomms10647
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