Evidence map›Paper›PMID 11872473›Full record

ArticleApplied and environmental microbiology2002

Molecular cloning of XYL3 (D-xylulokinase) from Pichia stipitis and characterization of its physiological function.

Yong-Su Jin, Sharon Jones, Nian-Qing Shi, Thomas W Jeffries

Abstract read
In one paragraph

Article in Applied and environmental microbiology, 2002. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

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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

26 citing papers in PubMed.

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  13. Xylitol production from DEO hydrolysate of corn stover by Pichia stipitis YS-30.Journal of industrial microbiology & biotechnology · 2011
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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.

Yong-Su JinDepartment of Food Science. Department of Bacteriology, University of Wisconsin, Madison, WI 53706, USA.
Sharon Jones
Nian-Qing Shi
Thomas W Jeffries

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

XYL3, which encodes a D-xylulokinase (EC 2.7.1.17), was isolated from Pichia stipitis CBS 6054 genomic DNA by using primers designed against conserved motifs. Disruption of XYL3 eliminated D-xylulokinase activity, but D-ribulokinase activity was still present. Southern analysis of P. stipitis genomic DNA with XYL3 as a probe confirmed the disruption and did not reveal additional related genes. Disruption of XYL3 stopped ethanol production from xylose, but the resulting mutant still assimilated xylose slowly and formed xylitol and arabinitol. These results indicate that XYL3 is critical for ethanol production from xylose but that P. stipitis has another pathway for xylose assimilation. Expression of XYL3 using its P. stipitis promoter increased Saccharomyces cerevisiae D-xylulose consumption threefold and enabled the transformants to produce ethanol from a mixture of xylose and xylulose, whereas the parental strain only accumulated xylitol. In vitro, D-xylulokinase activity in recombinant S. cerevisiae was sixfold higher with a multicopy than with a single-copy XYL3 plasmid, but ethanol production decreased with increased copy number. These results confirmed the function of XYL3 in S. cerevisiae.

Indexed as

Cloning, MolecularAmino Acid SequenceGene DeletionGenetic EngineeringMolecular Sequence DataPhosphotransferases (Alcohol Group Acceptor)PichiaPromoter Regions, GeneticRecombination, GeneticSaccharomyces cerevisiaeSequence Analysis, DNAXylulosePhosphotransferases (Alcohol Group Acceptor)ribulokinasexylulokinaseXylulose

Identifiers

PMID11872473
PMCPMC123745

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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.