Evidence map›Paper›PMID 15735764›Full record

ArticleOncogene2005

Identification of a novel nucleolar localization signal and a degradation signal in Survivin-deltaEx3: a potential link between nucleolus and protein degradation.

Zhiyin Song, Mian Wu

Abstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
3.3field-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

28 citing papers in PubMed, 58 citations in OpenAlex.

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  8. Dictyostelium discoideum has a highly Q/N-rich proteome and shows an unusual resilience to protein aggregation.Proceedings of the National Academy of Sciences of the United States of America · 2015
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  19. Nucleolus: the fascinating nuclear body.Histochemistry and cell biology · 2008
    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 at 2 institutions in 2 countries.

Zhiyin SongHefei National Laboratory for Physical Sciences at Microscale and School of Life Sciences, University of Science and Technology of China, Hefei, Anhui 230027, People's Republic of China.
Mian Wu
Hefei National Center for Physical Sciences at Nanoscale · CNUniversity of Science and Technology of China · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

For a long time, as the most prominent subnuclear structure, nucleolus has been recognized as a main site where rRNA processing and ribosomal subunit assemblies take place. It has not been until recently that additional functions of nucleolus have begun to be proposed. In this study, we for the first time demonstrate that Survivin-deltaEx3, a novel functionally splice variant of Survivin localizes in the nucleoli where it degrades rapidly through ubiquitin-proteosome pathway. Several lines of evidences provided in this report support this finding (i) a novel nucleolar localization sequence (NoLS, MQRKPTIRRKNLRLRRK) and a novel degradation signal (aa92-aa137) within Survivin-deltaEx3 were identified (ii) proteasome inhibitors MG132 or ALLN greatly inhibits degradation of Survivin-deltaEx3 and polyubiquitination of Survivin-deltaEx3 was detected (iii) heterologous proteins such as TAT-PTD or p14ARF, when fused to this putative degradation signal, result in a significant degradation within the nucleolus. In addition, the nucleolar localization and degradation of Survivin-deltaEx3 appear to be required for its antiapoptotic function, since neither NoLS-deleted nor degradation signal-deleted Survivin-deltaEx3 retains protective effect against Doxorubicin-induced apoptosis. Thus, our results have provided evidences to suggest that besides cytosol, nucleus, endoplsmic reticulum (ER) or lysosomes, nucleolus may also operate important protein degradation pathway, which has been overlooked previously.

Indexed as

AnimalsApoptosisCell CompartmentationCell NucleolusHeLa CellsHumansInhibitor of Apoptosis ProteinsMiceMicroscopy, FluorescenceMicrotubule-Associated ProteinsNeoplasm ProteinsOligonucleotidesPlasmidsRecombinant Fusion ProteinsSurvivinTransfectionBIRC5 protein, humanInhibitor of Apoptosis ProteinsMicrotubule-Associated ProteinsNeoplasm ProteinsOligonucleotidesRecombinant Fusion ProteinsSurvivin

Identifiers

PMID15735764
OpenAlexW2083199196

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.