Evidence map›Paper›PMID 21568845›Full record

ArticleBiochemistry. Biokhimiia2011

Mutator effects and mutation signatures of editing deaminases produced in bacteria and yeast.

A G Lada, C Frahm Krick, S G Kozmin, V I Mayorov, T S Karpova, I B Rogozin, Y I Pavlov

Abstract read
In one paragraph

Article in Biochemistry. Biokhimiia, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 42 papers.

0numbers the graph read from it
0cells of the map it votes in
42citing 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

42 citing papers in PubMed, 60 citations in OpenAlex.

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  11. In vivo hypermutation and continuous evolution.Nature reviews. Methods primers · 2022
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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

7 authors at 5 institutions in 2 countries.

A G LadaEppley Institute for Research in Cancer and Allied Diseases, University of Nebraska Medical Center, Omaha, 68198, USA.
C Frahm Krick
S G Kozmin
V I Mayorov
T S Karpova
I B Rogozin
Y I Pavlov
University of Nebraska Medical Center · USCenter for Cancer Research · USDuke Medical Center · USInstitute of Cytology and Genetics · RUMercer University · US

Funding

UNMC/EPPLEY CANCER CENTER SUPPORT GRANTP30CA036727 · NCI · UNIVERSITY OF NEBRASKA MEDICAL CENTER · PI Joann B. Sweasy · 1985 to 2026
$55.0M
Intramural NIH HHSNCI NIH HHS P30 CA036727NCI NIH HHS P30CA036727
6 · The paper itself

Abstract

Enzymatic deamination of bases in DNA or RNA leads to an alteration of flow of genetic information. Adenosine deaminases edit RNA (ADARs, TADs). Specialized cytidine deaminases are involved in RNA/DNA editing in lipid metabolism (APOBEC1) and in innate (APOBEC3 family) and humoral (AID) immunity. APOBEC2 is required for proper muscle development and, along with AID, was implicated in demethylation of DNA. The functions of APOBEC4, APOBEC5, and other deaminases recently discovered by bioinformatics approaches are unknown. What is the basis for the diverse biological functions of enzymes with similar enzyme structure and the same principal enzymatic reaction? AID, APOBEC1, lamprey CDA1, and APOBEC3G enzymes cause uracil DNA glycosylase-dependent induction of mutations when overproduced ectopically in bacteria or yeast. APOBEC2, on the contrary, is nonmutagenic. We studied the effects of the expression of various deaminases in yeast and bacteria. The mutagenic specificities of four deaminases, hAID, rAPOBEC1, hAPOBEC3G, and lamprey CDA1, are strikingly different. This suggests the existence of an intrinsic component of deaminase targeting. The expression of yeast CDD1 and TAD2/TAD3, human APOBEC4, Xanthomonas oryzae APOBEC5, and deaminase encoded by Micromonas sp. gene MICPUN_56782 was nonmutagenic. A lack of a mutagenic effect for Cdd1 is expected because the enzyme functions in the salvage of pyrimidine nucleotides, and it is evolutionarily distant from RNA/DNA editing enzymes. The reason for inactivity of deaminases grouped with APOBEC2 is not obvious from their structures. This can not be explained by protein insolubility and peculiarities of cellular distribution and requires further investigation.

Indexed as

MutationAmino Acid MotifsAnimalsBacteriaBacterial ProteinsBase SequenceFungal ProteinsHumansMolecular Sequence DataNucleoside DeaminasesYeastsBacterial ProteinsFungal ProteinsNucleoside Deaminases

Identifiers

PMID21568845
PMCPMC3906858
OpenAlexW1977998658

What OpenQuestion holds

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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.