Abstract
c-MYC (MYC) is a major driver of prostate cancer tumorigenesis and progression. Although MYC is overexpressed in both early and metastatic disease and associated with poor survival, its impact on prostate transcriptional reprogramming remains elusive. We demonstrate that MYC overexpression significantly diminishes the androgen receptor (AR) transcriptional program (the set of genes directly targeted by the AR protein) in luminal prostate cells without altering AR expression. Analyses of clinical specimens reveal that concurrent low AR and high MYC transcriptional programs accelerate prostate cancer progression toward a metastatic, castration-resistant disease. Data integration of single-cell transcriptomics together with ChIP-seq uncover an increase in RNA polymerase II (Pol II) promoter-proximal pausing at AR-dependent genes following MYC overexpression without an accompanying deactivation of AR-bound enhancers. Altogether, our findings suggest that MYC overexpression antagonizes the canonical AR transcriptional program and contributes to prostate tumor initiation and progression by disrupting transcriptional pause release at AR-regulated genes.
Original language | English (US) |
---|---|
Article number | 2559 |
Journal | Nature communications |
Volume | 13 |
Issue number | 1 |
DOIs | |
State | Published - Dec 2022 |
ASJC Scopus subject areas
- Chemistry(all)
- Biochemistry, Genetics and Molecular Biology(all)
- General
- Physics and Astronomy(all)
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In: Nature communications, Vol. 13, No. 1, 2559, 12.2022.
Research output: Contribution to journal › Article › peer-review
}
TY - JOUR
T1 - MYC drives aggressive prostate cancer by disrupting transcriptional pause release at androgen receptor targets
AU - Qiu, Xintao
AU - Boufaied, Nadia
AU - Hallal, Tarek
AU - Feit, Avery
AU - de Polo, Anna
AU - Luoma, Adrienne M.
AU - Alahmadi, Walaa
AU - Larocque, Janie
AU - Zadra, Giorgia
AU - Xie, Yingtian
AU - Gu, Shengqing
AU - Tang, Qin
AU - Zhang, Yi
AU - Syamala, Sudeepa
AU - Seo, Ji Heui
AU - Bell, Connor
AU - O’Connor, Edward
AU - Liu, Yang
AU - Schaeffer, Edward M.
AU - Jeffrey Karnes, R.
AU - Weinmann, Sheila
AU - Davicioni, Elai
AU - Morrissey, Colm
AU - Cejas, Paloma
AU - Ellis, Leigh
AU - Loda, Massimo
AU - Wucherpfennig, Kai W.
AU - Pomerantz, Mark M.
AU - Spratt, Daniel E.
AU - Corey, Eva
AU - Freedman, Matthew L.
AU - Shirley Liu, X.
AU - Brown, Myles
AU - Long, Henry W.
AU - Labbé, David P.
N1 - Funding Information: R.J.K. receive royalties from GenomeDx (now Veracyte) for Decipher testing. S.W. receives research funding from PreludeDX. K.W.W. serves on the scientific advisory board of T-Scan Therapeutics, SQZ Biotech, Nextechinvest and receives sponsored research funding from Novartis. He is a co-founder of Immunitas, a biotech company. These activities are not related to the research reported in this publication. D.E.S. receives personal fees from Janssen, AstraZeneca, and Blue Earth and funding from Janssen. E.C. received research funding under institutional SRA from Janssen Research and Development, Bayer Pharmaceuticals, KronosBio, Forma Pharmaceutics, Foghorn, Gilead, Sanofi, AbbVie, MacroGenics, and GSK. M.L.F. reports other support from Nuscan Diagnostics outside the submitted work. X.S.L. conducted the work while being a faculty at the Dana-Farber Cancer Institute and is currently a board member and CEO of GV20. M.B. and H.W.L. receives sponsored research support from Novartis. M.B. is a consultant to Aleta Biotherapeutics and H3 Biomedicine and serves on the SAB of Kronos Bio. The remaining authors declare no competing interests. Funding Information: We thank Zach Herbert for technical assistance, Noriko Uetani for Figs. , and design and drawings and Marie-Claude Gingras and Livia Garzia for critical review of this manuscript. T.H. is the recipient of the 100 Days Across Canada Bursary Award. J.L. is a recipient of a Canadian Institute of Health Research Frederick Banting and Charles Best Canada Graduate Scholarship-Master’s and of a Research Institute of the McGill University Health Centre M.Sc. Studentship award. Establishment and characterization of the LuCaP PDX models has been supported by the Pacific Northwest Prostate Cancer SPORE (P50CA97186), the U.S. Department of Defense Prostate Cancer Biorepository Network (W81XWH-14-2-0183), the Prostate Cancer Foundation, the Institute for Prostate Cancer Research, and the Richard M. Lucas Foundation. We would like to thank the patients who generously donated tissue that made this research possible. G.Z. is a recipient of an Idea Development Award from the U.S. Department of Defense (PC150263) and the Barr Award from the Dana-Farber Cancer Institute. This work has been supported by National Institutes of Health grants to K.W.W. (R01 CA238039; R01 CA251599), a Prostate Cancer Foundation Challenge Award to M.M.P. and M.L.F. and grants to M.L.F. (National Institutes of Health, R01 GM107427, R01 CA251555 and R01 CA193910; U.S. Department of Defense, W81XWH-19-1-0565 and W81XWH-21-1-0234; the H.L. Snyder Medical Research Foundation; the Donahue Family Fund; the Mayer Foundation; the Cutler Family Fund for Prevention and Early Detection; the Claudia Adams Barr Program for Innovative Cancer Research). E.C., M.B. and H.W.L. acknowledge support from the National Institutes of Health (P01 CA163227-06A1). D.P.L. is a William Dawson Scholar of McGill University, a Lewis Katz – Young Investigator of the Prostate Cancer Foundation, the recipient of a Scholarship for the Next Generation of Scientists from the Cancer Research Society and is also a Research Scholar – Junior 1 from The Fonds de Recherche du Québec – Santé. The work reported here was funded by a Canadian Institutes of Health Research project grant (PJT-162246) to D.P.L. Funding Information: We thank Zach Herbert for technical assistance, Noriko Uetani for Figs. 1a , 3f and 8b design and drawings and Marie-Claude Gingras and Livia Garzia for critical review of this manuscript. T.H. is the recipient of the 100 Days Across Canada Bursary Award. J.L. is a recipient of a Canadian Institute of Health Research Frederick Banting and Charles Best Canada Graduate Scholarship-Master’s and of a Research Institute of the McGill University Health Centre M.Sc. Studentship award. Establishment and characterization of the LuCaP PDX models has been supported by the Pacific Northwest Prostate Cancer SPORE (P50CA97186), the U.S. Department of Defense Prostate Cancer Biorepository Network (W81XWH-14-2-0183), the Prostate Cancer Foundation, the Institute for Prostate Cancer Research, and the Richard M. Lucas Foundation. We would like to thank the patients who generously donated tissue that made this research possible. G.Z. is a recipient of an Idea Development Award from the U.S. Department of Defense (PC150263) and the Barr Award from the Dana-Farber Cancer Institute. This work has been supported by National Institutes of Health grants to K.W.W. (R01 CA238039; R01 CA251599), a Prostate Cancer Foundation Challenge Award to M.M.P. and M.L.F. and grants to M.L.F. (National Institutes of Health, R01 GM107427, R01 CA251555 and R01 CA193910; U.S. Department of Defense, W81XWH-19-1-0565 and W81XWH-21-1-0234; the H.L. Snyder Medical Research Foundation; the Donahue Family Fund; the Mayer Foundation; the Cutler Family Fund for Prevention and Early Detection; the Claudia Adams Barr Program for Innovative Cancer Research). E.C., M.B. and H.W.L. acknowledge support from the National Institutes of Health (P01 CA163227-06A1). D.P.L. is a William Dawson Scholar of McGill University, a Lewis Katz – Young Investigator of the Prostate Cancer Foundation, the recipient of a Scholarship for the Next Generation of Scientists from the Cancer Research Society and is also a Research Scholar – Junior 1 from The Fonds de Recherche du Québec – Santé. The work reported here was funded by a Canadian Institutes of Health Research project grant (PJT-162246) to D.P.L. Publisher Copyright: © 2022, The Author(s).
PY - 2022/12
Y1 - 2022/12
N2 - c-MYC (MYC) is a major driver of prostate cancer tumorigenesis and progression. Although MYC is overexpressed in both early and metastatic disease and associated with poor survival, its impact on prostate transcriptional reprogramming remains elusive. We demonstrate that MYC overexpression significantly diminishes the androgen receptor (AR) transcriptional program (the set of genes directly targeted by the AR protein) in luminal prostate cells without altering AR expression. Analyses of clinical specimens reveal that concurrent low AR and high MYC transcriptional programs accelerate prostate cancer progression toward a metastatic, castration-resistant disease. Data integration of single-cell transcriptomics together with ChIP-seq uncover an increase in RNA polymerase II (Pol II) promoter-proximal pausing at AR-dependent genes following MYC overexpression without an accompanying deactivation of AR-bound enhancers. Altogether, our findings suggest that MYC overexpression antagonizes the canonical AR transcriptional program and contributes to prostate tumor initiation and progression by disrupting transcriptional pause release at AR-regulated genes.
AB - c-MYC (MYC) is a major driver of prostate cancer tumorigenesis and progression. Although MYC is overexpressed in both early and metastatic disease and associated with poor survival, its impact on prostate transcriptional reprogramming remains elusive. We demonstrate that MYC overexpression significantly diminishes the androgen receptor (AR) transcriptional program (the set of genes directly targeted by the AR protein) in luminal prostate cells without altering AR expression. Analyses of clinical specimens reveal that concurrent low AR and high MYC transcriptional programs accelerate prostate cancer progression toward a metastatic, castration-resistant disease. Data integration of single-cell transcriptomics together with ChIP-seq uncover an increase in RNA polymerase II (Pol II) promoter-proximal pausing at AR-dependent genes following MYC overexpression without an accompanying deactivation of AR-bound enhancers. Altogether, our findings suggest that MYC overexpression antagonizes the canonical AR transcriptional program and contributes to prostate tumor initiation and progression by disrupting transcriptional pause release at AR-regulated genes.
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UR - http://www.scopus.com/inward/citedby.url?scp=85130021714&partnerID=8YFLogxK
U2 - 10.1038/s41467-022-30257-z
DO - 10.1038/s41467-022-30257-z
M3 - Article
C2 - 35562350
AN - SCOPUS:85130021714
SN - 2041-1723
VL - 13
JO - Nature Communications
JF - Nature Communications
IS - 1
M1 - 2559
ER -