Evidence map›Paper›PMID 27536295›Full record

ArticleFrontiers in microbiology2016

Expression Profiles of Vpx/Vpr Proteins Are Co-related with the Primate Lentiviral Lineage.

Yosuke Sakai, Ariko Miyake, Naoya Doi, Hikari Sasada, Yasuyuki Miyazaki, Akio Adachi, Masako Nomaguchi

Open access · goldAbstract read
In one paragraph

Article in Frontiers in microbiology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing papers in PubMed
0.5field-weighted citation impact, top 31% 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

4 citing papers in PubMed, 9 citations in OpenAlex.

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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 3 institutions in 1 country.

Yosuke SakaiDepartment of Microbiology, Tokushima University Graduate School of Medical Science Tokushima, Japan.
Ariko MiyakeLaboratory of Molecular Immunology and Infectious Disease, Joint Faculty of Veterinary Medicine, Yamaguchi University Yamaguchi, Japan.
Naoya DoiDepartment of Microbiology, Tokushima University Graduate School of Medical Science Tokushima, Japan.
Hikari SasadaDepartment of Microbiology, Tokushima University Graduate School of Medical Science Tokushima, Japan.
Yasuyuki MiyazakiDepartment of Microbiology and Cell Biology, Tokyo Metropolitan Institute of Medical Science Tokyo, Japan.
Akio AdachiDepartment of Microbiology, Tokushima University Graduate School of Medical Science Tokushima, Japan.
Masako NomaguchiDepartment of Microbiology, Tokushima University Graduate School of Medical Science Tokushima, Japan.
Tokushima University · JPTokyo Metropolitan Institute of Medical Science · JPYamaguchi University · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Viruses of human immunodeficiency virus type 2 (HIV-2) and some simian immunodeficiency virus (SIV) lineages carry a unique accessory protein called Vpx. Vpx is essential or critical for viral replication in natural target cells such as macrophages and T lymphocytes. We have previously shown that a poly-proline motif (PPM) located at the C-terminal region of Vpx is required for its efficient expression in two strains of HIV-2 and SIVmac, and that the Vpx expression levels of the two clones are significantly different. Notably, the PPM sequence is conserved and confined to Vpx and Vpr proteins derived from certain lineages of HIV-2/SIVs. In this study, Vpx/Vpr proteins from diverse primate lentiviral lineages were experimentally and phylogenetically analyzed to obtain the general expression picture in cells. While both the level and PPM-dependency of Vpx/Vpr expression in transfected cells varied among viral strains, each viral group, based on Vpx/Vpr amino acid sequences, was found to exhibit a characteristic expression profile. Moreover, phylogenetic tree analyses on Gag and Vpx/Vpr proteins gave essentially the same results. Taken together, our study described here suggests that each primate lentiviral lineage may have developed a unique expression pattern of Vpx/Vpr proteins for adaptation to its hostile cellular and species environments in the process of viral evolution.

Indexed as

HIV-2PPMSIVVprVpx

Identifiers

PMID27536295
PMCPMC4971069
OpenAlexW2506237532

What OpenQuestion holds

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Registered trials

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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.