Evidence map›Paper›PMID 22569481›Full record

ArticleProtein expression and purification2012

Expression and purification of active mouse and human NEIL3 proteins.

Minmin Liu, Viswanath Bandaru, Alicia Holmes, April M Averill, Wendy Cannan, Susan S Wallace

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In one paragraph

Article in Protein expression and purification, 2012. 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
1.9field-weighted citation impact, top 15% 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

26 citing papers in PubMed, 47 citations in OpenAlex.

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  11. Processing of NDNA repair · 2019
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  19. Review
  20. DNA glycosylases search for and remove oxidized DNA bases.Environmental and molecular mutagenesis · 2013
    Review
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

6 authors at 1 institution in 1 country.

Minmin LiuDepartment of Microbiology and Molecular Genetics, The Markey Center for Molecular Genetics, University of Vermont, Stafford Hall, 95 Carrigan Dr. Burlington, VT 05405-0086, USA.
Viswanath Bandaru
Alicia Holmes
April M Averill
Wendy Cannan
Susan S Wallace
University of Vermont · US

Funding

SUBSTRATE SPECIFICITY OF THE BER OXIDATIVE DNA GLYCOSYLASESP01CA098993 · NCI · UNIVERSITY OF VERMONT &ST AGRIC COLLEGE · PI LEE, ANDREA J · 2004 to 2021
$25.9M
NCI NIH HHS P01 CA098993
6 · The paper itself

Abstract

Endonuclease VIII-like 3 (Neil3) is one of the five DNA glycosylases found in mammals that recognize and remove oxidized bases, and initiate the base excision repair (BER) pathway. Previous attempts to express and purify the mouse and human orthologs of Neil3 in their active form have not been successful. Here we report the construction of bicistronic expression vectors for expressing in Escherichia coli the full-length mouse Neil3 (MmuNeil3), its glycosylase domain (MmuNeil3Δ324), as well as the glycosylase domain of human Neil3 (NEIL3Δ324). The purified Neil3 proteins are all active, and NEIL3Δ324 exhibits similar glycosylase/lyase activity as MmuNeil3Δ324 on both single-stranded and double-stranded substrates containing thymine glycol (Tg), spiroiminodihydantoin (Sp) or an abasic site (AP). We show that N-terminal initiator methionine processing is critical for the activity of both mouse and human Neil3 proteins. Co-expressing an E. coli methionine aminopeptidase (EcoMap) Y168A variant with MmuNeil3, MmuNeil3Δ324 and NEIL3Δ324 improves the N-terminal methionine processing and increases the percentage of active Neil3 proteins in the preparation. The purified Neil3 proteins are suitable for biochemical, structural and functional studies.

Indexed as

AnimalsCloning, MolecularCodonElectrophoresis, Polyacrylamide GelEndodeoxyribonucleasesEnzyme StabilityEscherichia coliHistidineHumansMethionineMiceN-Glycosyl HydrolasesOligopeptidesProtein Structure, TertiaryRecombinant Fusion ProteinsCodonEndodeoxyribonucleasesHis-His-His-His-His-HisHistidineMethionineNEIL3 protein, humanNEIL3 protein, mouseN-Glycosyl HydrolasesOligopeptidesRecombinant Fusion Proteins

Identifiers

PMID22569481
PMCPMC3378769
OpenAlexW1983367746

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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.