Evidence map›Paper›PMID 30814157›Full record

ArticleThe Journal of cell biology2019

CRACR2a is a calcium-activated dynein adaptor protein that regulates endocytic traffic.

Yuxiao Wang, Walter Huynh, Taylor D Skokan, Wen Lu, Arthur Weiss, Ronald D Vale

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
4.8field-weighted citation impact, top 4% 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

32 citing papers in PubMed, 61 citations in OpenAlex.

  1. Article
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  6. Review
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  8. Article
  9. Endosome Traffic Modulates Pro-Inflammatory Signal Transduction in CD4International journal of molecular sciences · 2023
    Review
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  11. Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

6 authors at 2 institutions in 1 country.

Yuxiao WangDepartment of Cellular and Molecular Pharmacology, University of California, San Francisco, San Francisco, CA.
Walter HuynhDepartment of Cellular and Molecular Pharmacology, University of California, San Francisco, San Francisco, CA.
Taylor D SkokanDepartment of Cellular and Molecular Pharmacology, University of California, San Francisco, San Francisco, CA.ORCID 0000-0002-2494-6672
Wen LuDivision of Rheumatology, Rosalind Russell and Ephraim P. Engleman Arthritis Research Center, Department of Medicine, University of California, San Francisco, San Francisco, CA.
Arthur WeissHoward Hughes Medical Institute, University of California, San Francisco, San Francisco, CA.ORCID 0000-0002-2414-9024
Ronald D ValeDepartment of Cellular and Molecular Pharmacology, University of California, San Francisco, San Francisco, CA ron.vale@ucsf.edu.ORCID 0000-0003-3460-2758
Howard Hughes Medical Institute · USUniversity of California, San Francisco · US

Funding

GENETICS OF EUCARYOTIC AND PROCARYOTIC ORGANISMST32GM007810 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI ASHRAFI, KAVEH, NARLIKAR, GEETA J · 1985 to 2020
$15.1M
The cell and molecular mechanisms underlying CD28 costimulationR37AI114575 · NIAID · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI WEISS, ARTHUR · 2016 to 2023
$3.2M
Regulation of Microtubule-Based MotilityR35GM118106 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI VALE, RONALD D · 2016 to 2020
$1.7M
Howard Hughes Medical InstituteNIAID NIH HHS R37 AI114575NIGMS NIH HHS R35 GM118106
6 · The paper itself

Abstract

Cytoplasmic dynein is a minus end-directed microtubule motor that transports intracellular cargoes. Transport is initiated by coiled-coil adaptors that (a) join dynein and its cofactor dynactin into a motile complex and (b) interact with a cargo-bound receptor, which is frequently a Rab GTPase on an organelle. Here, we report two novel dynein adaptors, CRACR2a and Rab45, that have a coiled-coil adaptor domain, a pair of EF-hands, and a Rab GTPase fused into a single polypeptide. CRACR2a-mediated, but not Rab45-mediated, dynein motility is activated by calcium in vitro. In Jurkat T cells, elevation of intracellular calcium activates CRACR2a-mediated dynein transport. We further found that T cell receptor activation induces the formation of CRACR2a puncta at the plasma membrane, which initially associate with the actin cortex and subsequently detach and travel along microtubules, suggestive of an endocytic process. These results provide the first examples of Rab GTPases that directly act as dynein adaptors and implicate CRACR2a-dynein in calcium-regulated endocytic trafficking.

Indexed as

Biological TransportCalciumCalcium-Binding ProteinsCD47 AntigenCell MovementDyneinsEndocytosisHEK293 CellsHumansJurkat CellsLymphocyte ActivationMicrotubule-Organizing CenterMicrotubulesras Guanine Nucleotide Exchange FactorsT-LymphocytesCalciumCalcium-Binding ProteinsCD47 AntigenCD47 protein, humanCRACR2A protein, humanDyneinsRASEF protein, humanras Guanine Nucleotide Exchange Factors

Identifiers

PMID30814157
PMCPMC6504896
OpenAlexW2915421943

What OpenQuestion holds

Textmetadata
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.