Evidence map›Paper›PMID 20231359›Full record

ArticleMolecular and cellular biology2010

A novel transcriptional repressor, Rhit, is involved in heat-inducible and age-dependent expression of Mpv17-like protein, a participant in reactive oxygen species metabolism.

Reiko Iida, Misuzu Ueki, Toshihiro Yasuda

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In one paragraph

Article in Molecular and cellular biology, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.3field-weighted citation impact, top 40% 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

4 citing papers in PubMed, 7 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.

Reiko IidaDivision of Life Science, Faculty of Medical Sciences, University of Fukui, Fukui 910-1193, Japan. riida@u-fukui.ac.jp
Misuzu Ueki
Toshihiro Yasuda
University of Fukui · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Mpv17-like protein (M-LP) is a protein that has been suggested to be involved in the metabolism of reactive oxygen species. The two M-LP isoforms in mouse, M-LP(S) and M-LP(L), are generated by the alternative usage of promoters. M-LP(S) is expressed exclusively in kidneys after the age of 6 weeks, whereas M-LP(L) is expressed ubiquitously. To elucidate the molecular basis of M-LP(S) expression, we searched for cis-regulatory elements in the promoter region of M-LP(S) and identified heat shock element half-sites as positive elements and a Tramtrack 69K (Ttk 69K) binding site as a negative element. Furthermore, we isolated a novel transcription repressor, Rhit (regulator of heat-induced transcription), that binds to the Ttk 69K binding site within the M-LP(S) promoter by DNA affinity chromatography and confirmed its participation in the transcriptional regulation of M-LP(S) by RNA interference (RNAi). Sequence analysis revealed that Rhit contains a KRAB (Krüppel-associated box) domain and a DNA-binding domain composed of eight C(2)H(2)-type zinc fingers. Interestingly, exposure to heat shock stress resulted in the upregulation of M-LP(S) expression concurrent with the downregulation of Rhit expression. Moreover, the age-dependent expression of M-LP(S) was inversely correlated with that of Rhit. These observations strongly suggest that Rhit acts as a repressor in the heat-induced and age-dependent transcriptional regulation of M-LP(S).

Indexed as

Gene Expression RegulationHot TemperatureAgingAmino Acid SequenceAnimalsBase SequenceCell LineMembrane ProteinsMiceMolecular Sequence DataMutagenesis, Site-DirectedPromoter Regions, GeneticProtein IsoformsReactive Oxygen SpeciesRegulatory Sequences, Nucleic AcidRepressor ProteinsMembrane ProteinsMpv17 protein, mouseProtein IsoformsReactive Oxygen SpeciesRepressor ProteinsRhit protein, mouseRNA, Small Interfering

Identifiers

PMID20231359
PMCPMC2863700
OpenAlexW2153968079

What OpenQuestion holds

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Registered trials

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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.