ArticleNature chemical biology2021
Small-molecule inhibitors targeting Polycomb repressive complex 1 RING domain.
Article in Nature chemical biology, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.
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Who cites it
35 citing papers in PubMed, 66 citations in OpenAlex.
- Inhibition of USP7 Destabilizes the Noncanonical PRC1.1 Complex and Induces Neuroblastoma Differentiation.Molecular cancer research : MCR · 2026Article
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- Enhanced WWP2 Exacerbates Podocyte Injury in Lupus Nephritis through Monoubiquitylating H2A at K119.International journal of biological sciences · 2026Article
- Chromatin Regulatory Targets for Anticancer Therapeutics.Chemical reviews · 2025Review
- Structural basis for the recognition and ubiquitylation of type-2 N-degron substrate by PRT1 plant N-recognin.Nature communications · 2025Article
- Targeted disruption of PRC1.1 complex enhances bone remodeling.Nature communications · 2025Article
- Significance of targeting DNMT3A mutations in AML.Annals of hematology · 2025Review
- Targeting chromatin modifying complexes in acute myeloid leukemia.Stem cells translational medicine · 2025Review
- Development of PRC1 Inhibitors Employing Fragment-Based Approach and NMR-Guided Optimization.Journal of medicinal chemistry · 2025Article
- An epigenetic pathway regulates MHC-II expression and function in B cell lymphoma models.The Journal of clinical investigation · 2025Article
- Article
- How CBX proteins regulate normal and leukemic blood cells.FEBS letters · 2024Review
- Review
- Sustained inactivation of the Polycomb PRC1 complex induces DNA repair defects and genomic instability in epigenetic tumors.Histochemistry and cell biology · 2024Article
- Pharmacological targeting of the cancer epigenome.Nature cancer · 2024Review
- Human ASXL1-Mutant Hematopoiesis Is Driven by a Truncated Protein Associated with Aberrant Deubiquitination of H2AK119.Blood cancer discovery · 2024Article
- Discovery and Characterization of a Novel Cereblon-Recruiting PRC1 Bridged PROTAC Degrader.Journal of medicinal chemistry · 2024Article
- Sustained inactivation of the Polycomb PRC1 complex induces DNA repair defects and genomic instability in epigenetic tumors.Research square · 2024Article
- The cross talk of ubiquitination and chemotherapy tolerance in colorectal cancer.Journal of cancer research and clinical oncology · 2024Review
- The molecular basis of cell memory in mammals: The epigenetic cycle.Science advances · 2024Review
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Authors and funding
25 authors at 3 institutions in 2 countries.
Funding
Abstract
Polycomb repressive complex 1 (PRC1) is an essential chromatin-modifying complex that monoubiquitinates histone H2A and is involved in maintaining the repressed chromatin state. Emerging evidence suggests PRC1 activity in various cancers, rationalizing the need for small-molecule inhibitors with well-defined mechanisms of action. Here, we describe the development of compounds that directly bind to RING1B-BMI1, the heterodimeric complex constituting the E3 ligase activity of PRC1. These compounds block the association of RING1B-BMI1 with chromatin and inhibit H2A ubiquitination. Structural studies demonstrate that these inhibitors bind to RING1B by inducing the formation of a hydrophobic pocket in the RING domain. Our PRC1 inhibitor, RB-3, decreases the global level of H2A ubiquitination and induces differentiation in leukemia cell lines and primary acute myeloid leukemia (AML) samples. In summary, we demonstrate that targeting the PRC1 RING domain with small molecules is feasible, and RB-3 represents a valuable chemical tool to study PRC1 biology.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.