Evidence map›Paper›PMID 33189436›Full record

ReviewEuropean journal of medicinal chemistry2021

PROTACs to address the challenges facing small molecule inhibitors.

Pedro Martín-Acosta, Xiangshu Xiao

Abstract readReview
In one paragraph

Review in European journal of medicinal chemistry, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers.

0numbers the graph read from it
0cells of the map it votes in
60citing 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

60 citing papers in PubMed.

  1. Review
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  11. Dual Aptamers-Based SETDB1 PROTACs as Effective Anti-Tumor Strategies for Breast Cancer.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2026
    Article
  12. Review
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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

2 authors.

Pedro Martín-AcostaDepartment of Chemical Physiology and Biochemistry, Oregon Health & Science University, 3181 SW Sam Jackson Park Rd, Portland, OR, 97239, USA.
Xiangshu XiaoDepartment of Chemical Physiology and Biochemistry, Oregon Health & Science University, 3181 SW Sam Jackson Park Rd, Portland, OR, 97239, USA; Knight Cancer Institute, Oregon Health & Science University, 3181 SW Sam Jackson Park Rd, Portland, OR, 97239, USA. Electronic address: xiaoxi@ohsu.edu.

Funding

Chemical Modulators of Nuclear LaminsR01CA211866 · NCI · OREGON HEALTH & SCIENCE UNIVERSITY · PI XIAO, XIANGSHU · 2017 to 2022
$2.2M
Targeting Hsp60 to Inhibit CREB-mediated Gene TranscriptionR01GM122820 · NIGMS · OREGON HEALTH & SCIENCE UNIVERSITY · PI XIAO, XIANGSHU · 2017 to 2023
$1.9M
Chemical tools to decode nuclear lamina-omeR21EB028425 · NIBIB · OREGON HEALTH & SCIENCE UNIVERSITY · PI LI, BINGBING · 2020 to 2022
$616k
Targeting EWS-ATF1 in CCSSTR21CA220061 · NCI · OREGON HEALTH & SCIENCE UNIVERSITY · PI XIAO, XIANGSHU · 2017 to 2018
$368k
NCI NIH HHS R01 CA211866NCI NIH HHS R21 CA220061NIBIB NIH HHS R21 EB028425NIGMS NIH HHS R01 GM122820
6 · The paper itself

Abstract

Small molecule inhibitors of proteins represent important medicines and critical chemical tools to investigate the biology of the target proteins. Advances in various -omics technologies have fueled the pace of discovery of disease-relevant proteins. Translating these discoveries into human benefits requires us to develop specific chemicals to inhibit the proteins. However, traditional small molecule inhibitors binding to orthosteric or allosteric sites face significant challenges. These challenges include drug selectivity, therapy resistance as well as drugging undruggable proteins and multi-domain proteins. To address these challenges, PROteolysis TArgeting Chimera (PROTAC) has been proposed. PROTACs are heterobifunctional molecules containing a binding ligand for a protein of interest and E3 ligase-recruiting ligand that are connected through a chemical linker. Binding of a PROTAC to its target protein will bring a E3 ligase in close proximity to initiate polyubiquitination of the target protein ensuing its proteasome-mediated degradation. Unlike small molecule inhibitors, PROTACs achieve target protein degradation in its entirety in a catalytical fashion. In this review, we analyze recent advances in PROTAC design to discuss how PROTACs can address the challenges facing small molecule inhibitors to potentially deliver next-generation medicines and chemical tools with high selectivity and efficacy. We also offer our perspectives on the future promise and potential limitations facing PROTACs. Investigations to overcome these limitations of PROTACs will further help realize the promise of PROTACs for human benefits.

Indexed as

HumansMolecular StructureProteinsProteolysisSmall Molecule LibrariesProteinsSmall Molecule LibrariesCancerDruggabilityInhibitorPROTACSelectivity

Identifiers

PMID33189436
PMCPMC7779748

What OpenQuestion holds

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Registered trials

None linked

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.