Evidence map›Paper›PMID 40274197›Full record

ReviewPharmacology & therapeutics2025

USP1 inhibition: A journey from target discovery to clinical translation.

Carlos Torrado, Nicholas W Ashton, Alan D D'Andrea, Timothy A Yap

Abstract readReview
In one paragraph

Review in Pharmacology & therapeutics, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

21 citing papers in PubMed.

  1. Article
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  4. Review
  5. Article
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  9. Review
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  11. Article
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  13. Article
  14. Review
  15. Ubiquitin System-Driven Proteostasis in DNA Damage Response.International journal of molecular sciences · 2026
    Review
  16. Article
  17. Review
  18. Article
  19. Review
  20. Review
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Carlos TorradoUniversity of Texas MD Anderson Cancer Center, Houston, TX, USA.
Nicholas W AshtonDepartment of Radiation Oncology, Dana-Farber Cancer Institute, Boston, MA, USA.
Alan D D'AndreaDepartment of Radiation Oncology, Dana-Farber Cancer Institute, Boston, MA, USA; Center for DNA Damage and Repair, Dana-Farber Cancer Institute, Boston, MA, USA.
Timothy A YapUniversity of Texas MD Anderson Cancer Center, Houston, TX, USA. Electronic address: TYap@mdanderson.org.

Funding

Tumor Evolution and Metastasis ProgramP30CA016672 · NCI · UNIVERSITY OF TX MD ANDERSON CAN CTR · PI DIANE BODURKA · 1985 to 2026
$290.8M
Convalescent Plasma to Limit Coronavirus Associated ComplicationsUL1TR003167 · NCATS · UNIVERSITY OF TEXAS HLTH SCI CTR HOUSTON · PI KARP, DANIEL D, MCPHERSON, DAVID D · 2019 to 2023
$45.3M
NCATS NIH HHS UL1 TR003167NCI NIH HHS P30 CA016672NIH NCI R01-CA255074US Department of Defense BC211174US Department of Defense OC200482
6 · The paper itself

Abstract

Ubiquitin-specific protease 1 (USP1) is a deubiquitinating enzyme involved in the DNA damage response. Upon DNA damage, USP1 stabilizes replication forks by removing monoubiquitin from PCNA and FANCD2-FANCI, thereby catalyzing critical final steps in translesion synthesis and interstrand crosslink (ICL) repair. This function is particularly crucial in BRCA1 mutant cancers, where the homologous recombination pathway is compromised, leading tumors to rely on USP1 for effective repair. USP1 is also overexpressed in BRCA1 mutant cancers, as well as other tumor types. Preclinical studies have demonstrated that knockout of USP1 is synthetically lethal in tumors with biallelic BRCA1 mutations, and this relationship is enhanced by combination with PARP inhibitors. Newly developed USP1 inhibitors have confirmed this synthetic lethality in BRCA1-deficient tumor cells. Moreover, these drugs have the potential for resensitizing platinum-resistant tumors. Currently, potent and specific USP1 inhibitors are undergoing evaluation in phase I clinical trials. RO7623066 (KSQ-4279) reported an acceptable safety profile during a phase I dose escalation study, with anemia being the most common side effect, and demonstrated robust pharmacokinetic, pharmacodynamic, and clinical activity. Other USP1 inhibitors, including SIM0501, XL309-101, and HSK39775, are currently in early clinical development. In this review, we provide an overview of the molecular function of USP1 and its importance as a therapeutic target in oncology, before focusing on the current state of preclinical and clinical development of USP1 inhibitors.

Indexed as

Antineoplastic AgentsNeoplasmsUbiquitin-Specific ProteasesAnimalsDNA DamageDrug DiscoveryHumansAntineoplastic AgentsUbiquitin-Specific ProteasesUSP1 protein, humanBRCA1DNA damage responseDrug developmentFANCD2-FANCIPCNASynthetic lethalityTargeted therapyUSP1USP1 inhibitors

Identifiers

PMID40274197
PMCPMC13411713

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Registered trials

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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.