Evidence map›Paper›PMID 23214453›Full record

ArticleBiochemistry2013

Discovery of an L-fucono-1,5-lactonase from cog3618 of the amidohydrolase superfamily.

Merlin Eric Hobbs, Matthew Vetting, Howard J Williams, Tamari Narindoshvili, Devon M Kebodeaux, Brandan Hillerich, Ronald D Seidel, Steven C Almo, Frank M Raushel

Abstract read
In one paragraph

Article in Biochemistry, 2013. 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
0.9field-weighted citation impact, top 27% 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, 30 citations in OpenAlex.

  1. Review
  2. Article
  3. WrtF fromProceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  4. Article
  5. Interactive tools for functional annotation of bacterial genomes.Database : the journal of biological databases and curation · 2024
    Article
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  13. Review
  14. Article
  15. Article
  16. Substrate deconstruction and the nonadditivity of enzyme recognition.Journal of the American Chemical Society · 2014
    Article
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

9 authors at 2 institutions in 1 country.

Merlin Eric HobbsDepartment of Biochemistry and Biophysics, Texas A&M University, College Station, TX 77843, USA.
Matthew Vetting
Howard J Williams
Tamari Narindoshvili
Devon M Kebodeaux
Brandan Hillerich
Ronald D Seidel
Steven C Almo
Frank M Raushel
Texas A&M University · USAlbert Einstein College of Medicine · US

Funding

Core H: MicrobiologyU54GM093342 · NIGMS · UNIVERSITY OF ILLINOIS AT URBANA-CHAMPAIGN · PI GERLT, JOHN A · 2010 to 2015
$34.6M
Theoretical and Computational ApproachesP01GM071790 · NIGMS · UNIVERSITY OF ILLINOIS URBANA-CHAMPAIGN · PI RAUSHEL, FRANK M. · 2004 to 2013
$15.5M
Case Center for Synchrotron BiosciencesP30EB009998 · NIBIB · CASE WESTERN RESERVE UNIVERSITY · PI CHANCE, MARK R · 2009 to 2018
$8.4M
NIBIB NIH HHS P30 EB009998NIBIB NIH HHS P30-EB-009998NIGMS NIH HHS GM 71790NIGMS NIH HHS GM 93342NIGMS NIH HHS P01 GM071790NIGMS NIH HHS U54 GM093342
6 · The paper itself

Abstract

A member of the amidohydrolase superfamily, BmulJ_04915 from Burkholderia multivorans, of unknown function was determined to hydrolyze a series of sugar lactones: L-fucono-1,4-lactone, D-arabino-1,4-lactone, L-xylono-1,4-lactone, D-lyxono-1,4-lactone, and L-galactono-1,4-lactone. The highest activity was shown for L-fucono-1,4-lactone with a k(cat) value of 140 s(-1) and a k(cat)/K(m) value of 1.0 × 10(5) M(-1) s(-1) at pH 8.3. The enzymatic product of an adjacent L-fucose dehydrogenase, BmulJ_04919, was shown to be L-fucono-1,5-lactone via nuclear magnetic resonance spectroscopy. L-Fucono-1,5-lactone is unstable and rapidly converts nonenzymatically to L-fucono-1,4-lactone. Because of the chemical instability of L-fucono-1,5-lactone, 4-deoxy-L-fucono-1,5-lactone was enzymatically synthesized from 4-deoxy-L-fucose using L-fucose dehydrogenase. BmulJ_04915 hydrolyzed 4-deoxy-L-fucono-1,5-lactone with a k(cat) value of 990 s(-1) and a k(cat)/K(m) value of 8.0 × 10(6) M(-1) s(-1) at pH 7.1. The protein does not require divalent cations in the active site for catalytic activity. BmulJ_04915 is the second enzyme from cog3618 of the amidohydrolase superfamily that does not require a divalent metal for catalytic activity. BmulJ_04915 is the first enzyme that has been shown to catalyze the hydrolysis of either L-fucono-1,4-lactone or L-fucono-1,5-lactone. The structures of the fuconolactonase and the fucose dehydrogenase were determined by X-ray diffraction methods.

Indexed as

AmidohydrolasesBurkholderiaCarbohydrate DehydrogenasesCatalytic DomainCrystallography, X-RayFucoseHydrolysisLactonesModels, MolecularNADPProtein ConformationSubstrate SpecificitySugar AcidsAmidohydrolasesCarbohydrate DehydrogenasesFucosegalactono-1,4-lactoneLactonesL-arabino-1,4-lactoneL-fucose dehydrogenaseNADPSugar Acids

Identifiers

PMID23214453
PMCPMC3542637
OpenAlexW2093335215

What OpenQuestion holds

Textmetadata
LicenceTDM
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.