Evidence map›Paper›PMID 8642309›Full record

ArticleThe Journal of experimental medicine1996

A cysteine residue located in the transmembrane domain of CD44 is important in binding of CD44 to hyaluronic acid.

D Liu, M S Sy

Open access · bronzeAbstract readComparative Study
In one paragraph

Article in The Journal of experimental medicine, 1996. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
2.9field-weighted citation impact, top 9% 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

16 citing papers in PubMed, 69 citations in OpenAlex.

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  14. CD44 cell adhesion molecules.Molecular pathology : MP · 1999
    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

2 authors at 1 institution in 1 country.

D LiuDepartment of Dermatology, Case Western Reserve University, School of Medicine, Cleveland, Ohio 44106-4943, USA.
M S Sy
Case Western Reserve University · US

Funding

CD44 AND TUMOR GROWTH AND METASTASISR55CA060469 · NCI · CASE WESTERN RESERVE UNIVERSITY · PI SY, MAN-SUN M · 1993 to 1993
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NCI NIH HHS CA-60469
6 · The paper itself

Abstract

In the transmembrane domain and cytoplasmic domain of human CD44 protein there are two cysteine residues. These two cysteines are conserved in all known mammalian CD44 proteins. The functions of these cysteine residues are not known. Site-specific mutagenesis was used to create CD44 mutant proteins lacking either one or both of these cysteine residues. Wild-type CD44 and mutant CD44 genes were transfected into CD44- Jurkat cells to establish stable transfectants. These transfectants were used to study whether these two cysteine residues are important in the binding of CD44(H) to fluorescein-conjugated hyaluronic acid (F-HA). Jurkat transfectant bearing wild-type CD44 did not bind F-HA, unless they were stimulated in vitro with immobilized anti-CD3 monoclonal antibody. Anti-CD3 antibody also stimulated the binding of F-HA in Jurkat CD44.C295A transfectant in which the cytoplasmic cysteine residue has been replaced with alanine. In contrast, anti-CD3 antibody failed to stimulate the binding of F-HA in Jurkat transfectant (CD44.C286A), in which the transmembrane domain cysteine 286 has been replaced with an alanine, and in Jurkat transfectant CD44.2C2A, in which both of the cysteine residues have been altered. Binding can also be induced with a monoclonal anti-CD44 antibody (F-44-10-2) in Jurkat wild-type CD44 and Jurkat CD44.C295A transfectants but not in CD44. C286A transfectant. These results provide evidence that the transmembrane domain of CD44, more specifically the cysteine residue in the transmembrane domain, is important for both activation-induced and anti-CD44 antibody-induced binding of soluble HA.

Indexed as

CysteineAmino Acid SequenceAnimalsAntigens, CDBinding SitesCell LineCell MembraneCloning, MolecularConserved SequenceCytoplasmHumansHyaluronan ReceptorsHyaluronic AcidKineticsMammalsMolecular Sequence DataAntigens, CDCysteineHyaluronan ReceptorsHyaluronic AcidRecombinant Proteins

Identifiers

PMID8642309
PMCPMC2192584
OpenAlexW2011654151

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.