Evidence map›Paper›PMID 15660530›Full record

ArticleThe Biochemical journal2005

Homodimerization of calpain 3 penta-EF-hand domain.

Ravikiran Ravulapalli, Beatriz Garcia Diaz, Robert L Campbell, Peter L Davies

Abstract read
In one paragraph

Article in The Biochemical journal, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
–field-weighted citation impact
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

17 citing papers in PubMed.

  1. Article
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  7. Article
  8. The N- and C-terminal autolytic fragments of CAPN3/p94/calpain-3 restore proteolytic activity by intermolecular complementation.Proceedings of the National Academy of Sciences of the United States of America · 2014
    Article
  9. Review
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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

4 authors.

Ravikiran RavulapalliDepartment of Biochemistry, Queen's University, Kingston, ON, Canada K7L 3N6.
Beatriz Garcia Diaz
Robert L Campbell
Peter L Davies

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Calpains 1 and 2 are heterodimeric proteases in which large (relative molecular mass M(r) 80000) and small (M(r) 28000) subunits are linked through their respective PEF (penta-EF-hand) domains. The skeletal muscle-specific calpain 3 is believed not to form a heterodimer with the small subunit but might homodimerize through its PEF domain. Size-exclusion chromatography and analytical ultracentrifugation of the recombinant PEF domain of calpain 3 show that it forms a stable homodimer that does not dissociate on dilution. Molecular modelling suggests that there would be no barriers to the dimerization of the whole enzyme through the PEF domains. This orientation would place the catalytic centres at opposite ends of the dimer.

Indexed as

EF Hand MotifsAmino Acid SequenceBase SequenceCalpainDimerizationEscherichia coliGene ExpressionHumansMolecular Sequence DataProtein BindingProtein ConformationProtein Structure, TertiaryCalpaincalpain p94

Identifiers

PMID15660530
PMCPMC1138966

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.