Evidence map›Paper›PMID 31514737›Full record

ArticleBMC microbiology2019

Missense mutations in a transmembrane domain of the Komagataeibacter xylinus BcsA lead to changes in cellulose synthesis.

Luis Salgado, Silvia Blank, Reza Alipour Moghadam Esfahani, Janice L Strap, Dario Bonetta

Abstract read
In one paragraph

Article in BMC microbiology, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

0numbers the graph read from it
0cells of the map it votes in
5citing 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

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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

5 citing papers in PubMed.

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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

5 authors.

Luis SalgadoFaculty of Science, University of Ontario Institute of Technology, Oshawa, Canada.
Silvia BlankEvonik Industries AG, Rellinghauser Straße 1-11 45128, Essen, Germany.
Reza Alipour Moghadam EsfahaniFaculty of Science, University of Ontario Institute of Technology, Oshawa, Canada.
Janice L StrapFaculty of Science, University of Ontario Institute of Technology, Oshawa, Canada.
Dario BonettaFaculty of Science, University of Ontario Institute of Technology, Oshawa, Canada. dario.bonetta@uoit.ca.ORCID 0000-0001-9883-3737

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundCellulose is synthesized by an array of bacterial species. Komagataeibacter xylinus is the best characterized as it produces copious amounts of the polymer extracellularly. Despite many advances in the past decade, the mechanisms underlying cellulose biosynthesis are not completely understood. Elucidation of these mechanisms is essential for efficient cellulose production in industrial applications.

resultsIn an effort to gain a better understanding of cellulose biosynthesis and its regulation, cellulose crystallization was investigated in K. xylinus mutants resistant to an inhibitor of cellulose I formation, pellicin. Through the use of forward genetics and site-directed mutagenesis, A449T and A449V mutations in the K. xylinus BcsA protein were found to be important for conferring high levels of pellicin resistance. Phenotypic analysis of the bcsA

conclusionsA449 is located in a predicted transmembrane domain of the BcsA protein suggesting that the structure of the transmembrane domain influences cellulose crystallization either by affecting the translocation of the nascent glucan chain or by allosterically altering protein-protein interactions.

Indexed as

Bacterial ProteinsCelluloseChalconesCrystallizationDrug Resistance, BacterialGluconacetobacter xylinusGlucosyltransferasesMutation, MissenseOxocinsProtein Domains3-phenyl-1-(2,3,4,5-tetrahydro-1,6-benzodioxocin-8-yl)prop-2-en-1-oneBacterial ProteinsCellulosecellulose synthaseChalconesGlucosyltransferasesOxocinsBcsACrystallinityKomagataeibacter xylinusPellicin

Identifiers

PMID31514737
PMCPMC6740014

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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.