Evidence map›Paper›PMID 16267281›Full record

ArticleJournal of bacteriology2005

Unconventional mode of attachment of the Ruminococcus flavefaciens cellulosome to the cell surface.

Marco T Rincon, Tadej Cepeljnik, Jennifer C Martin, Raphael Lamed, Yoav Barak, Edward A Bayer, Harry J Flint

Open access · greenAbstract read
In one paragraph

Article in Journal of bacteriology, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed
2.3field-weighted citation impact, top 12% 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

39 citing papers in PubMed, 99 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

7 authors at 3 institutions in 2 countries.

Marco T RinconMicrobial Ecology Group, Rowett Research Institute, Aberdeen, UK. M.Rincon@rowett.ac.uk
Tadej Cepeljnik
Jennifer C Martin
Raphael Lamed
Yoav Barak
Edward A Bayer
Harry J Flint
Weizmann Institute of Science · ILTel Aviv University · ILUniversity of Ljubljana · SI

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Sequence extension of the scaffoldin gene cluster from Ruminococcus flavefaciens revealed a new gene (scaE) that encodes a protein with an N-terminal cohesin domain and a C terminus with a typical gram-positive anchoring signal for sortase-mediated attachment to the bacterial cell wall. The recombinant cohesin of ScaE was recovered after expression in Escherichia coli and was shown to bind to the C-terminal domain of the cellulosomal structural protein ScaB, as well as to three unknown polypeptides derived from native cellulose-bound Ruminococcus flavefaciens protein extracts. The ScaB C terminus includes a cryptic dockerin domain that is unusual in its sequence, and considerably larger than conventional dockerins. The ScaB dockerin binds to ScaE, suggesting that this interaction occurs through a novel cohesin-dockerin pairing. The novel ScaB dockerin was expressed as a xylanase fusion protein, which was shown to bind tenaciously and selectively to a recombinant form of the ScaE cohesin. Thus, ScaE appears to play a role in anchoring the cellulosomal complex to the bacterial cell envelope via its interaction with ScaB. This sortase-mediated mechanism for covalent cell-wall anchoring of the cellulosome in R. flavefaciens differs from those reported thus far for any other cellulosome system.

Indexed as

Amino Acid SequenceBacterial ProteinsBase SequenceCell Cycle ProteinsCellulosomesChromosomal Proteins, Non-HistoneCohesinsDNA, BacterialEscherichia coliFungal ProteinsGenes, BacterialMolecular Sequence DataMultigene FamilyNuclear ProteinsPhylogenyProtein BindingBacterial ProteinsCell Cycle ProteinsChromosomal Proteins, Non-HistoneCohesinsDNA, BacterialFungal ProteinsNuclear ProteinsRecombinant ProteinsScaB protein, Ruminococcus

Identifiers

PMID16267281
PMCPMC1280307
OpenAlexW2156383638

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.