Evidence map›Paper›PMID 27486859›Full record

ArticleThe FEBS journal2016

Structure and biochemical properties of recombinant human dimethylglycine dehydrogenase and comparison to the disease-related H109R variant.

Peter Augustin, Altijana Hromic, Tea Pavkov-Keller, Karl Gruber, Peter Macheroux

Open access · hybridAbstract readComparative Study
In one paragraph

Article in The FEBS journal, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
1.2field-weighted citation impact, top 20% 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

11 citing papers in PubMed, 19 citations in OpenAlex.

  1. Article
  2. Review
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  10. Oxidative cyclization ofThe Journal of biological chemistry · 2018
    Article
  11. 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

5 authors at 3 institutions in 1 country.

Peter AugustinInstitute of Biochemistry, Graz University of Technology, Austria.
Altijana HromicInstitute of Molecular Biosciences, University of Graz, Austria.
Tea Pavkov-KellerAustrian Centre of Industrial Biotechnology, Austria.
Karl GruberInstitute of Molecular Biosciences, University of Graz, Austria.
Peter MacherouxInstitute of Biochemistry, Graz University of Technology, Austria. peter.macheroux@tugraz.at.
Graz University of Technology · ATUniversity of Graz · ATAustrian Centre of Industrial Biotechnology (Austria) · AT

Funding

Austrian Science Fund FWF W 901
6 · The paper itself

Abstract

The human dimethylglycine dehydrogenase (hDMGDH) is a flavin adenine dinucleotide (FAD)- and tetrahydrofolate (THF)-dependent, mitochondrial matrix enzyme taking part in choline degradation, one-carbon metabolism and electron transfer to the respiratory chain. The rare natural variant H109R causes dimethylglycine dehydrogenase deficiency leading to increased blood and urinary dimethylglycine concentrations. A detailed biochemical and structural characterization of hDMGDH was thus far hampered by insufficient heterologous expression of the protein. In the present study, we report the development of an intracellular, heterologous expression system in Komagataella phaffii (formerly known as Pichia pastoris) providing the opportunity to determine kinetic parameters, spectroscopic properties, thermostability, and the redox potential of hDMGDH. Moreover, we have successfully crystallized the wild-type enzyme and determined the structure to 3.1-Å resolution. The structure-based analysis of our biochemical data provided new insights into the kinetic properties of the enzyme in particular with respect to oxygen reactivity. A comparative study with the H109R variant demonstrated that the variant suffers from decreased protein stability, cofactor saturation, and substrate affinity. DATABASE: Structural data are available in the PDB database under the accession number 5L46.

Indexed as

Point MutationAmino Acid Metabolism, Inborn ErrorsDimethylglycine DehydrogenaseHumansKineticsMitochondrial ProteinsModels, MolecularOxidation-ReductionProtein DomainsProtein StabilityRecombinant ProteinsDimethylglycine DehydrogenaseDMGDH protein, humanMitochondrial ProteinsRecombinant Proteinselectron transferflavin adenine dinucleotidegenetic diseaserecombinant protein expressionX-ray crystallography

Identifiers

PMID27486859
PMCPMC5082570
OpenAlexW2506995986

What OpenQuestion holds

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LicenceCC BY
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.