Pharmacological targeting of the transcription factor SOX18 delays breast cancer in mice

Pharmacological targeting of transcription factors holds great promise for the development of new therapeutics, but strategies based on blockade of DNA binding, nuclear shuttling, or individual protein partner recruitment have yielded limited success to date. Transcription factors typically engage i...

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Main Authors: Jeroen Overman, Frank Fontaine, Mehdi Moustaqil, Deepak Mittal, Emma Sierecki, Natalia Sacilotto, Johannes Zuegg, Avril AB Robertson, Kelly Holmes, Angela A Salim, Sreeman Mamidyala, Mark S Butler, Ashley S Robinson, Emmanuelle Lesieur, Wayne Johnston, Kirill Alexandrov, Brian L Black, Benjamin M Hogan, Sarah De Val, Robert J Capon, Jason S Carroll, Timothy L Bailey, Peter Koopman, Ralf Jauch, Mark J Smyth, Matthew A Cooper, Yann Gambin, Mathias Francois
Format: Article
Language:English
Published: eLife Sciences Publications Ltd 2017-01-01
Series:eLife
Subjects:
Online Access:https://elifesciences.org/articles/21221
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author Jeroen Overman
Frank Fontaine
Mehdi Moustaqil
Deepak Mittal
Emma Sierecki
Natalia Sacilotto
Johannes Zuegg
Avril AB Robertson
Kelly Holmes
Angela A Salim
Sreeman Mamidyala
Mark S Butler
Ashley S Robinson
Emmanuelle Lesieur
Wayne Johnston
Kirill Alexandrov
Brian L Black
Benjamin M Hogan
Sarah De Val
Robert J Capon
Jason S Carroll
Timothy L Bailey
Peter Koopman
Ralf Jauch
Mark J Smyth
Matthew A Cooper
Yann Gambin
Mathias Francois
spellingShingle Jeroen Overman
Frank Fontaine
Mehdi Moustaqil
Deepak Mittal
Emma Sierecki
Natalia Sacilotto
Johannes Zuegg
Avril AB Robertson
Kelly Holmes
Angela A Salim
Sreeman Mamidyala
Mark S Butler
Ashley S Robinson
Emmanuelle Lesieur
Wayne Johnston
Kirill Alexandrov
Brian L Black
Benjamin M Hogan
Sarah De Val
Robert J Capon
Jason S Carroll
Timothy L Bailey
Peter Koopman
Ralf Jauch
Mark J Smyth
Matthew A Cooper
Yann Gambin
Mathias Francois
Pharmacological targeting of the transcription factor SOX18 delays breast cancer in mice
eLife
small molecules
transcription factors
protein protein interactions
tumour angiogenesis
gene expression
author_facet Jeroen Overman
Frank Fontaine
Mehdi Moustaqil
Deepak Mittal
Emma Sierecki
Natalia Sacilotto
Johannes Zuegg
Avril AB Robertson
Kelly Holmes
Angela A Salim
Sreeman Mamidyala
Mark S Butler
Ashley S Robinson
Emmanuelle Lesieur
Wayne Johnston
Kirill Alexandrov
Brian L Black
Benjamin M Hogan
Sarah De Val
Robert J Capon
Jason S Carroll
Timothy L Bailey
Peter Koopman
Ralf Jauch
Mark J Smyth
Matthew A Cooper
Yann Gambin
Mathias Francois
author_sort Jeroen Overman
title Pharmacological targeting of the transcription factor SOX18 delays breast cancer in mice
title_short Pharmacological targeting of the transcription factor SOX18 delays breast cancer in mice
title_full Pharmacological targeting of the transcription factor SOX18 delays breast cancer in mice
title_fullStr Pharmacological targeting of the transcription factor SOX18 delays breast cancer in mice
title_full_unstemmed Pharmacological targeting of the transcription factor SOX18 delays breast cancer in mice
title_sort pharmacological targeting of the transcription factor sox18 delays breast cancer in mice
publisher eLife Sciences Publications Ltd
series eLife
issn 2050-084X
publishDate 2017-01-01
description Pharmacological targeting of transcription factors holds great promise for the development of new therapeutics, but strategies based on blockade of DNA binding, nuclear shuttling, or individual protein partner recruitment have yielded limited success to date. Transcription factors typically engage in complex interaction networks, likely masking the effects of specifically inhibiting single protein-protein interactions. Here, we used a combination of genomic, proteomic and biophysical methods to discover a suite of protein-protein interactions involving the SOX18 transcription factor, a known regulator of vascular development and disease. We describe a small-molecule that is able to disrupt a discrete subset of SOX18-dependent interactions. This compound selectively suppressed SOX18 transcriptional outputs in vitro and interfered with vascular development in zebrafish larvae. In a mouse pre-clinical model of breast cancer, treatment with this inhibitor significantly improved survival by reducing tumour vascular density and metastatic spread. Our studies validate an interactome-based molecular strategy to interfere with transcription factor activity, for the development of novel disease therapeutics.
topic small molecules
transcription factors
protein protein interactions
tumour angiogenesis
gene expression
url https://elifesciences.org/articles/21221
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spelling doaj-1f3cf6e6ad3345a2bb95b0d0d5a753be2021-05-05T13:13:37ZengeLife Sciences Publications LtdeLife2050-084X2017-01-01610.7554/eLife.21221Pharmacological targeting of the transcription factor SOX18 delays breast cancer in miceJeroen Overman0Frank Fontaine1Mehdi Moustaqil2Deepak Mittal3Emma Sierecki4Natalia Sacilotto5Johannes Zuegg6Avril AB Robertson7Kelly Holmes8Angela A Salim9Sreeman Mamidyala10Mark S Butler11Ashley S Robinson12Emmanuelle Lesieur13Wayne Johnston14Kirill Alexandrov15Brian L Black16https://orcid.org/0000-0002-6664-8913Benjamin M Hogan17Sarah De Val18Robert J Capon19Jason S Carroll20https://orcid.org/0000-0003-3643-0080Timothy L Bailey21Peter Koopman22Ralf Jauch23Mark J Smyth24Matthew A Cooper25Yann Gambin26https://orcid.org/0000-0001-7378-8976Mathias Francois27https://orcid.org/0000-0002-9846-6882Institute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaInstitute for Molecular Bioscience, The University of Queensland, Brisbane, Australia; Single Molecule Science, Lowy Cancer Research Centre, The University of New South Wales, Sydney, AustraliaImmunology in Cancer and Infection Laboratory, QIMR Berghofer Medical Research Institute, Herston, AustraliaInstitute for Molecular Bioscience, The University of Queensland, Brisbane, Australia; Single Molecule Science, Lowy Cancer Research Centre, The University of New South Wales, Sydney, AustraliaLudwig Institute for Cancer Research, Nuffield Department of Clinical Medicine, The University of Oxford, Oxford, United KingdomInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaCancer Research UK, The University of Cambridge, Li Ka Shing Centre, Cambridge, United KingdomInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaCardiovascular Research Institute, The University of California, San Francisco, San Francisco, United StatesInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaCardiovascular Research Institute, The University of California, San Francisco, San Francisco, United StatesInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaLudwig Institute for Cancer Research, Nuffield Department of Clinical Medicine, The University of Oxford, Oxford, United KingdomInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaCancer Research UK, The University of Cambridge, Li Ka Shing Centre, Cambridge, United KingdomInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaGenome Regulation Laboratory, Drug Discovery Pipeline, CAS Key Laboratory of Regenerative Biology, Joint School of Life Sciences, Guangzhou Institutes of Biomedicine and Health, Chinese Academy of Sciences, Guangzhou, China; Guangzhou Medical University, Guangzhou, ChinaImmunology in Cancer and Infection Laboratory, QIMR Berghofer Medical Research Institute, Herston, Australia; School of Medicine, The University of Queensland, Herston, AustraliaInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaInstitute for Molecular Bioscience, The University of Queensland, Brisbane, Australia; Single Molecule Science, Lowy Cancer Research Centre, The University of New South Wales, Sydney, AustraliaInstitute for Molecular Bioscience, The University of Queensland, Brisbane, AustraliaPharmacological targeting of transcription factors holds great promise for the development of new therapeutics, but strategies based on blockade of DNA binding, nuclear shuttling, or individual protein partner recruitment have yielded limited success to date. Transcription factors typically engage in complex interaction networks, likely masking the effects of specifically inhibiting single protein-protein interactions. Here, we used a combination of genomic, proteomic and biophysical methods to discover a suite of protein-protein interactions involving the SOX18 transcription factor, a known regulator of vascular development and disease. We describe a small-molecule that is able to disrupt a discrete subset of SOX18-dependent interactions. This compound selectively suppressed SOX18 transcriptional outputs in vitro and interfered with vascular development in zebrafish larvae. In a mouse pre-clinical model of breast cancer, treatment with this inhibitor significantly improved survival by reducing tumour vascular density and metastatic spread. Our studies validate an interactome-based molecular strategy to interfere with transcription factor activity, for the development of novel disease therapeutics.https://elifesciences.org/articles/21221small moleculestranscription factorsprotein protein interactionstumour angiogenesisgene expression