Evidence map›Paper›PMID 19935715›Full record

ArticleOncogene2010

Tid1 is a new regulator of p53 mitochondrial translocation and apoptosis in cancer.

B Y Ahn, D L N Trinh, L D Zajchowski, B Lee, A N Elwi, S-W Kim

Abstract read
PubMed Publisher
In one paragraph

Article in Oncogene, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 61 papers.

0numbers the graph read from it
0cells of the map it votes in
61citing papers in PubMed
3.1field-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

61 citing papers in PubMed, 85 citations in OpenAlex.

  1. DNAJA: emerging targets for anti-tumor therapy.Future oncology (London, England) · 2025
    Review
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  5. Human mtDNA-Encoded Long ncRNAs: Knotty Molecules and Complex Functions.International journal of molecular sciences · 2024
    Review
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1 more citing papers are in PubMed but not listed here.

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

6 authors at 1 institution in 1 country.

B Y AhnDepartment of Biochemistry, University of Calgary, Calgary, Alberta, Canada.
D L N Trinh
L D Zajchowski
B Lee
A N Elwi
S-W Kim
University of Calgary · CA

Funding

Canadian Institutes of Health Research MOP97962
6 · The paper itself

Abstract

The p53 tumor suppressor protein induces apoptosis in response to genotoxic and environmental stresses. Recent studies have revealed the existence of a transcription-independent mitochondrial p53 apoptotic pathway; however, the mechanism that regulates its translocation to the mitochondria has been unknown. In this study, we show that the tumor suppressor Tid1 forms a complex with p53 under hypoxic conditions that directs p53 translocation to the mitochondria and the subsequent initiation of the mitochondrial apoptosis pathway. Loss of Tid1 expression abrogated p53 translocation to the mitochondria and inhibited apoptosis, whereas the over-expression of Tid1 promoted p53 mitochondrial localization and apoptosis. Tid1's mitochondrial signal sequence and DnaJ domain were both required for the movement of the p53-Tid1 complex from the cytosol to the mitochondria. When Tid is over-expressed in cancer cell lines expressing mutant p53 isoforms defective in transcriptional activity, mitochondrial localization and pro-apoptotic activities of the mutant p53 proteins was restored. Our results establish Tid1 as a novel regulator of p53-mediated apoptosis, and suggest that therapies designed to enhance Tid1's function in promoting mitochondrial localization of p53 and apoptosis could be an effective therapy in many cancers.

Indexed as

ApoptosisCytosolGene Expression Regulation, NeoplasticGenes, p53Genes, Tumor SuppressorHSP40 Heat-Shock ProteinsHumansMitochondriaNeoplasmsProtein TransportProto-Oncogene Proteins c-bcl-2Tumor Suppressor Protein p53DNAJA3 protein, humanHSP40 Heat-Shock ProteinsProto-Oncogene Proteins c-bcl-2Tumor Suppressor Protein p53

Identifiers

PMID19935715
OpenAlexW2008971389

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.