Evidence map›Paper›PMID 18177487›Full record

ArticleCancer science2008

The cysteine-cluster motif of c-Src: its role for the heavy metal-mediated activation of kinase.

Takeshi Senga, Hitoki Hasegawa, Miwa Tanaka, Mohammad Aminur Rahman, Satoko Ito, Michinari Hamaguchi

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Article in Cancer science, 2008. 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
1.1field-weighted citation impact, top 23% 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, 20 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

6 authors at 1 institution in 1 country.

Takeshi SengaDivision of Cancer Biology, Nagoya University School of Medicine, 65 Tsurumai-cho, Showa-ku, Nagoya 466-8550, Japan.
Hitoki Hasegawa
Miwa Tanaka
Mohammad Aminur Rahman
Satoko Ito
Michinari Hamaguchi
Nagoya University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We have previously reported that c-Src is activated by mercuric chloride (HgCl(2)). We investigated the mechanism of this activation and found that in vitro activation of c-Src by HgCl(2) did not require tyrosine residues at 416 and 527. Both SH2 and SH3 domains of c-Src were dispensable for the activation by HgCl(2). In contrast, iodoacetoamide (IAA) that binds to thiol side chain of cysteine blocked the activation of c-Src by HgCl(2). To obtain more clues, each cysteine residue of c-Src was replaced with alanine. Of six cysteine residues in the kinase domain of c-Src, Cys483 and Cys498 located in the C-terminal portion as a cysteine-cluster (CC) motif were critical for the activation. In addition, other Src family kinases, Yes and Lyn, were activated by treatment with HgCl(2), and cysteine residues, especially those correspond to Cys498 of Src in the CC motif of these kinases, were also required for the activation of the kinases by HgCl(2). In addition to these observations, treatment of cells with HgCl(2) dramatically activated the wild-type c-Src, whereas it could not activate the mutant form of Src with a substitution of Cys498. Taken together, our results disclose that cysteine residues in the CC motif of c-Src, Cys483 and Cys498, act as a module for the activation of the kinase by a heavy metal compound, mercuric chloride.

Indexed as

AnimalsCells, CulturedChlorocebus aethiopsCOS CellsCSK Tyrosine-Protein KinaseCysteineEnzyme ActivationMercuric ChlorideProtein-Tyrosine KinasesProto-Oncogene Proteins c-yessrc-Family Kinasessrc Homology DomainsTransfectionTyrosineCSK Tyrosine-Protein KinaseCysteinelyn protein-tyrosine kinaseMercuric ChlorideProtein-Tyrosine KinasesProto-Oncogene Proteins c-yessrc-Family KinasesTyrosine

Identifiers

PMID18177487
PMCPMC11158444
OpenAlexW2095419291

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.