Evidence map›Paper›PMID 29545540›Full record

ArticleScientific reports2018

Subcellular localisation modulates ubiquitylation and degradation of Ascl1.

Sébastien Gillotin, John D Davies, Anna Philpott

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.2field-weighted citation impact, top 21% 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

22 citing papers in PubMed, 33 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

3 authors at 1 institution in 1 country.

Sébastien GillotinDepartment of Oncology, University of Cambridge, Hutchison/MRC Research Centre, Hills Road, Cambridge, CB2 0XZ, UK.ORCID 0000-0002-4129-4936
John D DaviesDepartment of Oncology, University of Cambridge, Hutchison/MRC Research Centre, Hills Road, Cambridge, CB2 0XZ, UK.
Anna PhilpottDepartment of Oncology, University of Cambridge, Hutchison/MRC Research Centre, Hills Road, Cambridge, CB2 0XZ, UK. ap113@cam.ac.uk.ORCID 0000-0003-3789-2463
Wellcome/MRC Cambridge Stem Cell Institute · GB

Funding

Medical Research Council MC_PC_12009Medical Research Council MR/K018329/1Medical Research Council MR/L021129/1Wellcome Trust
6 · The paper itself

Abstract

The proneural transcription factor Ascl1 is a master regulator of neurogenesis, coordinating proliferation and differentiation in the central nervous system. While its expression is well characterised, post-translational regulation is much less well understood. Here we demonstrate that a population of chromatin-bound Ascl1 can be found associated with short chains of ubiquitin while cytoplasmic Ascl1 harbours much longer ubiquitin chains. Only cytoplasmic ubiquitylation targets Ascl1 for destruction, which occurs by conjugation of ubiquitin to lysines in the basic helix-loop-helix domain of Ascl1 and requires the E3 ligase Huwe1. In contrast, chromatin-bound Ascl1 associated with short ubiquitin-chains, which can occur on lysines within the N-terminal region or the bHLH domain and is not mediated by Huwe1, is not targeted for ubiquitin-mediated destruction. We therefore offer further insights into post-translational regulation of Ascl1, highlighting complex regulation of ubiquitylation and degradation in the cytoplasm and on chromatin.

Indexed as

AnimalsBasic Helix-Loop-Helix ProteinsCell DifferentiationCells, CulturedChromatinEmbryonal Carcinoma Stem CellsMiceNeural Stem CellsNeurogenesisProteolysisSubcellular FractionsTumor Suppressor ProteinsUbiquitinUbiquitinationUbiquitin-Protein LigasesAscl1 protein, mouseBasic Helix-Loop-Helix ProteinsChromatinHuwe1 protein, mouseTumor Suppressor ProteinsUbiquitinUbiquitin-Protein Ligases

Identifiers

PMID29545540
PMCPMC5854709
OpenAlexW2791897005

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.