Evidence map›Paper›PMID 30692685›Full record

ArticleNature chemical biology2019

An allosteric MALT1 inhibitor is a molecular corrector rescuing function in an immunodeficient patient.

Jean Quancard, Theo Klein, Shan-Yu Fung, Martin Renatus, Nicola Hughes, Laura Israël, John J Priatel, Sohyeong Kang, Michael A Blank, Rosa I Viner and 10 more

Abstract read
PubMed Publisher
In one paragraph

Article in Nature chemical biology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
2.9field-weighted citation impact, top 8% of its field
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

31 citing papers in PubMed, 65 citations in OpenAlex.

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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

20 authors at 5 institutions in 4 countries.

Jean QuancardNovartis Institutes for BioMedical Research, Novartis Campus, Basel, Switzerland. jean.quancard@novartis.com.ORCID http://orcid.org/0000-0001-6324-8490
Theo KleinDepartment of Biochemistry and Molecular Biology, University of British Columbia, Vancouver, British Columbia, Canada.ORCID http://orcid.org/0000-0001-8061-9353
Shan-Yu FungDepartment of Pediatrics, University of British Columbia, Vancouver, British Columbia, Canada.
Martin RenatusNovartis Institutes for BioMedical Research, Novartis Campus, Basel, Switzerland.ORCID http://orcid.org/0000-0002-7348-2915
Nicola HughesNovartis Institutes for BioMedical Research, Novartis Campus, Basel, Switzerland.ORCID http://orcid.org/0000-0002-9528-8558
Laura IsraëlNovartis Institutes for BioMedical Research, Novartis Campus, Basel, Switzerland.ORCID http://orcid.org/0000-0002-4385-6517
John J PriatelDepartment of Pediatrics, University of British Columbia, Vancouver, British Columbia, Canada.ORCID http://orcid.org/0000-0001-8794-6306
Sohyeong KangDepartment of Pediatrics, University of British Columbia, Vancouver, British Columbia, Canada.
Michael A BlankThermo Fisher Scientific, San Jose, CA, USA.
Rosa I VinerThermo Fisher Scientific, San Jose, CA, USA.ORCID http://orcid.org/0000-0003-0550-5545
Jutta BlankNovartis Institutes for BioMedical Research, Novartis Campus, Basel, Switzerland.ORCID http://orcid.org/0000-0002-4768-1371
Achim SchlapbachNovartis Institutes for BioMedical Research, Novartis Campus, Basel, Switzerland.ORCID http://orcid.org/0000-0001-8137-8889
Paul ErbelNovartis Institutes for BioMedical Research, Novartis Campus, Basel, Switzerland.ORCID http://orcid.org/0000-0002-6336-3445
Jayachandran KizhakkedathuCenter for Blood Research, University of British Columbia, Vancouver, British Columbia, Canada.ORCID http://orcid.org/0000-0001-7688-7574
Frédéric VillardNovartis Institutes for BioMedical Research, Novartis Campus, Basel, Switzerland.
René HerspergerNovartis Institutes for BioMedical Research, Novartis Campus, Basel, Switzerland.
Stuart E TurveyDepartment of Pediatrics, University of British Columbia, Vancouver, British Columbia, Canada.ORCID http://orcid.org/0000-0003-1599-1065
Joerg EderNovartis Institutes for BioMedical Research, Novartis Campus, Basel, Switzerland.ORCID http://orcid.org/0000-0001-7152-8417
Frédéric BornancinNovartis Institutes for BioMedical Research, Novartis Campus, Basel, Switzerland. frederic.bornancin@novartis.com.ORCID http://orcid.org/0000-0002-0152-6720
Christopher M OverallDepartment of Biochemistry and Molecular Biology, University of British Columbia, Vancouver, British Columbia, Canada. chris.overall@ubc.ca.ORCID http://orcid.org/0000-0001-5844-2731
Novartis (Switzerland) · CHUniversity of British Columbia · CAAbbVie (United States) · USThermo Fisher Scientific (United States) · USUniversity of British Columbia Hospital · CA

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

MALT1 paracaspase is central for lymphocyte antigen-dependent responses including NF-κB activation. We discovered nanomolar, selective allosteric inhibitors of MALT1 that bind by displacing the side chain of Trp580, locking the protease in an inactive conformation. Interestingly, we had previously identified a patient homozygous for a MALT1 Trp580-to-serine mutation who suffered from combined immunodeficiency. We show that the loss of tryptophan weakened interactions between the paracaspase and C-terminal immunoglobulin MALT1 domains resulting in protein instability, reduced protein levels and functions. Upon binding of allosteric inhibitors of increasing potency, we found proportionate increased stabilization of MALT1-W580S to reach that of wild-type MALT1. With restored levels of stable MALT1 protein, the most potent of the allosteric inhibitors rescued NF-κB and JNK signaling in patient lymphocytes. Following compound washout, MALT1 substrate cleavage was partly recovered. Thus, a molecular corrector rescues an enzyme deficiency by substituting for the mutated residue, inspiring new potential precision therapies to increase mutant enzyme activity in other deficiencies.

Indexed as

Gene Expression RegulationHumansImmunologic Deficiency SyndromesLymphocytesMaleMAP Kinase Signaling SystemMucosa-Associated Lymphoid Tissue Lymphoma Translocation 1 ProteinNeoplasm ProteinsNF-kappa BSignal TransductionMALT1 protein, humanMucosa-Associated Lymphoid Tissue Lymphoma Translocation 1 ProteinNeoplasm ProteinsNF-kappa B

Identifiers

PMID30692685
OpenAlexW2912781661

What OpenQuestion holds

Textmetadata
Read underepoch 390

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.