Evidence map›Paper›PMID 8166658›Full record

ArticleThe Biochemical journal1994

Subcellular localization of a protein-tyrosine phosphatase: evidence for association with chromatin.

V Radha, S Nambirajan, G Swarup

Open access · greenAbstract read
In one paragraph

Article in The Biochemical journal, 1994. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.8field-weighted citation impact, top 28% 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

8 citing papers in PubMed, 29 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.

V RadhaCentre for Cellular and Molecular Biology, Hyderabad, India.
S Nambirajan
G Swarup
Centre for Cellular and Molecular Biology · IN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A non-transmembrane protein-tyrosine phosphatase, PTP-S, has been shown to bind to DNA in vitro through its C-terminal noncatalytic domain. The cellular PTP-S gene product was identified as 42-44 kDa polypeptides in the rat fibroblast cell lines Rat2 and F111, by immunoblotting using polyclonal and monoclonal antibodies. Indirect immunofluorescence-staining experiments showed that PTP-S was predominantly associated with the nuclear compartment in interphase cells, although some fluorescence was present in cytoplasm. This protein appeared to be uniformly distributed throughout the cell during mitosis. Subcellular fractionation followed by immunoblotting supports the immunofluorescence data showing that PTP-S was present in the nucleus as well as cytoplasm. PTP-S could be released from the isolated nuclei by moderate salt concentration (400 mM NaCl) or mild treatment with DNAase I, suggesting that at least part of this protein present in the nucleus was associated with chromatin. PTP-S extracted from nuclei of Rat2 cells binds to DNA, as determined by DNA affinity chromatography. The nuclear location of this phosphatase, and its association with chromatin, provide support to our previous suggestion that the DNA-binding property of this phosphatase may be physiologically relevant.

Indexed as

AnimalsCell LineCell NucleusChromatinDNADNA-Binding ProteinsFibroblastsFluorescent Antibody TechniqueHeLa CellsHumansProtein Tyrosine PhosphatasesRatsSubcellular FractionsChromatinDNADNA-Binding ProteinsProtein Tyrosine Phosphatases

Identifiers

PMID8166658
PMCPMC1138018
OpenAlexW2264090297

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.