Evidence map›Paper›PMID 41505525›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2026

Prevention of ubiquitination at K6 and K9 in mutant huntingtin exacerbates disease pathology in a knock-in mouse model.

Pengfei Qi, Libo Yu-Taeger, Hezhou Han, Junbo Zhou, Elisabeth Singer-Mikosch, Nicolas Casadei, Olaf Riess, Noam E Ziv, Aaron Ciechanover, Hoa Huu Phuc Nguyen

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

10 authors.

Pengfei Qi *Department of Human Genetics, Medical Faculty, Ruhr University of Bochum, Bochum 44801, Germany.
Libo Yu-Taeger *Department of Human Genetics, Medical Faculty, Ruhr University of Bochum, Bochum 44801, Germany.ORCID 0000-0003-4091-5531
Hezhou HanInstitute of Medical Genetics and Applied Genomics, University of Tuebingen, Tuebingen 720176, Germany.
Junbo ZhouInstitute of Medical Genetics and Applied Genomics, University of Tuebingen, Tuebingen 720176, Germany.
Elisabeth Singer-MikoschDepartment of Human Genetics, Medical Faculty, Ruhr University of Bochum, Bochum 44801, Germany.
Nicolas CasadeiInstitute of Medical Genetics and Applied Genomics, University of Tuebingen, Tuebingen 720176, Germany.
Olaf RiessInstitute of Medical Genetics and Applied Genomics, University of Tuebingen, Tuebingen 720176, Germany.ORCID 0000-0002-7011-1369
Noam E ZivNetwork Biology Research Laboratories, Technion-Israel Institute of Technology, Haifa 3200003, Israel.ORCID 0000-0001-9197-326X
Aaron CiechanoverThe Rappaport Faculty of Medicine and Research Institute, Haifa 3109601, Israel.ORCID 0000-0001-9184-8944
Hoa Huu Phuc NguyenDepartment of Human Genetics, Medical Faculty, Ruhr University of Bochum, Bochum 44801, Germany.ORCID 0000-0001-6139-788X

Funding

American Technion Society (ATS) Darian-Sweet-ATS - 4378600Dr. Miriam and Sheldon G. Adelson Medical Research Foundation (AMRF) AMRF - 86493812Israel Cancer Research Fund (ICRF) ICRF - 17-1833Israel Science Foundation (ISF) ISF - 1277/23RUB | Medizinische Fakultät, Ruhr-Universität Bochum (Faculty of Medicine at Ruhr-Universität Bochum) IF-012 N-22
6 · The paper itself

Abstract

Huntington disease (HD) is caused by an expansion of the polyglutamine (polyQ) tract in the huntingtin protein (HTT), leading to its misfolding and aggregation. The subcellular localization of mutant HTT (mHTT) aggregates critically influences their neuronal toxicity, with nuclear aggregates contributing more significantly to neurodegeneration than those in the neuropil. Our previous findings demonstrated that site-specific ubiquitination of lysine residues at the positions of K6 and K9 in HTT significantly affect the aggregation properties of mHTT and influence cell viability. However, the in vivo functional relevance of this modification remains elusive. To address this, we generated two HD knock-in (KI) mouse models in which the mouse

Indexed as

Huntingtin ProteinHuntington DiseaseLysineUbiquitinationAnimalsDisease Models, AnimalGene Knock-In TechniquesHumansMiceMice, TransgenicMutationHTT protein, humanHtt protein, mouseHuntingtin ProteinLysineaggregationknock-in mouse modelmutant huntingtinsite-specific ubiquitination

Identifiers

PMID41505525
PMCPMC12799157

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.