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LegaardAndersson J, Christensen J, Kleine-Kohlbrecher D, Vacher Comet I, Fullerton Støier J, Antoku Y, Poljak V, Moretti L, Dolberg J, Jacso T, Jensby Nielsen S, Nørregaard-Madsen M, Franch T, Helin K, Cloos PAC. Discovery of NSD2-Degraders from Novel and Selective DEL Hits. Chembiochem 2023; 24:e202300515. [PMID: 37807669 DOI: 10.1002/cbic.202300515] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Key Words] [MESH Headings] [Grants] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/17/2023] [Revised: 09/22/2023] [Accepted: 10/05/2023] [Indexed: 10/10/2023]
Abstract
NSD2 is a histone methyltransferase predominantly catalyzing di-methylation of histone H3 on lysine K36. Increased NSD2 activity due to mutations or fusion-events affecting the gene encoding NSD2 is considered an oncogenic event and a driver in various cancers, including multiple myelomas carrying t(4;14) chromosomal translocations and acute lymphoblastic leukemia's expressing the hyperactive NSD2 mutant E1099 K. Using DNA-encoded libraries, we have identified small molecule ligands that selectively and potently bind to the PWWP1 domain of NSD2, inhibit NSD2 binding to H3K36me2-bearing nucleosomes, but do not inhibit the methyltransferase activity. The ligands were subsequently converted to selective VHL1-recruiting NSD2 degraders and by using one of the most efficacious degraders in cell lines, we show that it leads to NSD2 degradation, decrease in K3 K36me2 levels and inhibition of cell proliferation.
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Affiliation(s)
- Jan LegaardAndersson
- Nuevolution A/S / Amgen Research Copenhagen, Rønnegade 8, 2100, Copenhagen, Denmark
| | - Jesper Christensen
- University of Copenhagen, Biotech Research & Innovation Centre (BRIC), Ole Maaløes Vej 5, 2200, Copenhagen, Denmark
| | - Daniela Kleine-Kohlbrecher
- University of Copenhagen, Biotech Research & Innovation Centre (BRIC), Ole Maaløes Vej 5, 2200, Copenhagen, Denmark
| | - Itys Vacher Comet
- University of Copenhagen, Biotech Research & Innovation Centre (BRIC), Ole Maaløes Vej 5, 2200, Copenhagen, Denmark
- Bioorigin Aps, Ole Maaløes Vej 3, 2200, Copenhagen, Denmark
| | - Jonatan Fullerton Støier
- University of Copenhagen, Biotech Research & Innovation Centre (BRIC), Ole Maaløes Vej 5, 2200, Copenhagen, Denmark
- Bioorigin Aps, Ole Maaløes Vej 3, 2200, Copenhagen, Denmark
| | - Yasuko Antoku
- University of Copenhagen, Biotech Research & Innovation Centre (BRIC), Ole Maaløes Vej 5, 2200, Copenhagen, Denmark
| | - Visnja Poljak
- Nuevolution A/S / Amgen Research Copenhagen, Rønnegade 8, 2100, Copenhagen, Denmark
| | - Loris Moretti
- Nuevolution A/S / Amgen Research Copenhagen, Rønnegade 8, 2100, Copenhagen, Denmark
| | - Johannes Dolberg
- Nuevolution A/S / Amgen Research Copenhagen, Rønnegade 8, 2100, Copenhagen, Denmark
| | - Tomas Jacso
- Nuevolution A/S / Amgen Research Copenhagen, Rønnegade 8, 2100, Copenhagen, Denmark
| | - Søren Jensby Nielsen
- Nuevolution A/S / Amgen Research Copenhagen, Rønnegade 8, 2100, Copenhagen, Denmark
| | | | - Thomas Franch
- Nuevolution A/S / Amgen Research Copenhagen, Rønnegade 8, 2100, Copenhagen, Denmark
| | - Kristian Helin
- University of Copenhagen, Biotech Research & Innovation Centre (BRIC), Ole Maaløes Vej 5, 2200, Copenhagen, Denmark
- The Institute of Cancer Research (ICR), 237 Fulham Road, London, SW3 6JB, UK
| | - Paul A C Cloos
- University of Copenhagen, Biotech Research & Innovation Centre (BRIC), Ole Maaløes Vej 5, 2200, Copenhagen, Denmark
- Bioorigin Aps, Ole Maaløes Vej 3, 2200, Copenhagen, Denmark
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