Evidence map›Paper›PMID 10629221›Full record

ArticleThe Journal of cell biology2000

Requirements of Kettin, a giant muscle protein highly conserved in overall structure in evolution, for normal muscle function, viability, and flight activity of Drosophila.

S Hakeda, S Endo, K Saigo

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 2000. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed
4.4field-weighted citation impact, top 5% 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

31 citing papers in PubMed, 72 citations in OpenAlex.

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  7. Origin and diversification of wings: Insights from a neopteran insect.Proceedings of the National Academy of Sciences of the United States of America · 2015
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  19. The molecular elasticity of the insect flight muscle proteins projectin and kettin.Proceedings of the National Academy of Sciences of the United States of America · 2006
    Article
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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.

S HakedaDepartment of Biophysics and Biochemistry, Graduate School of Science, University of Tokyo, Bunkyo-ku, Tokyo 113-0033, Japan.
S Endo
K Saigo
Tokyo University of Science · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Kettin is a giant muscle protein originally identified in insect flight muscle Z-discs. Here, we determined the entire nucleotide sequence of Drosophila melanogaster kettin, deduced the amino acid sequence of its protein product (540 kD) along with that of the Caenorhabditis elegans counterpart, and found that the overall primary structure of Kettin has been highly conserved in evolution. The main body of Drosophila Kettin consists of 35 immunoglobulin C2 domains separated by spacers. The central two thirds of spacers are constant in length and share in common two conserved motifs, putative actin binding sites. Neither fibronectin type III nor kinase domains were found. Kettin is present at the Z-disc in several muscle types. Genetic analysis showed that kettin is essential for the formation and maintenance of normal sarcomere structure of muscles and muscle tendons. Accordingly, embryos lacking kettin activity cannot hatch nor can adult flies heterozygous for the kettin mutation fly.

Indexed as

Drosophila ProteinsEvolution, MolecularAmino Acid SequenceAnimalsBase SequenceCaenorhabditis elegansConnectinDNA, ComplementaryDrosophila melanogasterFlight, AnimalGenes, InsectInsect ProteinsLac OperonLarvaMolecular Sequence DataMuscle ProteinsConnectinDNA, ComplementaryDrosophila ProteinsInsect ProteinsMuscle ProteinsProtein KinasesRecombinant Fusion Proteinssls protein, Drosophila

Identifiers

PMID10629221
PMCPMC3207145
OpenAlexW2074337830

What OpenQuestion holds

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LicenceCC BY-NC-SA
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.