Evidence map›Paper›PMID 25811715›Full record

ArticlePloS one2015

Host APOBEC3G protein inhibits HCV replication through direct binding at NS3.

Yan-Ping Zhu, Zong-Gen Peng, Zhou-Yi Wu, Jian-Rui Li, Meng-Hao Huang, Shu-Yi Si, Jian-Dong Jiang

Open access · goldAbstract read
In one paragraph

Article in PloS one, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.4field-weighted citation impact, top 11% 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

19 citing papers in PubMed, 38 citations in OpenAlex.

  1. Two codes of RNA editing by deamination in human diseases.Experimental & molecular medicine · 2026
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  18. Host restriction factors for hepatitis C virus.World journal of gastroenterology · 2016
    Review
  19. 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

7 authors at 1 institution in 1 country.

Yan-Ping ZhuLaboratory of Antiviral Research, Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences/Peking Union Medical College, Beijing, 100050, China.
Zong-Gen PengLaboratory of Antiviral Research, Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences/Peking Union Medical College, Beijing, 100050, China.
Zhou-Yi WuLaboratory of Antiviral Research, Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences/Peking Union Medical College, Beijing, 100050, China.
Jian-Rui LiLaboratory of Antiviral Research, Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences/Peking Union Medical College, Beijing, 100050, China.
Meng-Hao HuangLaboratory of Antiviral Research, Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences/Peking Union Medical College, Beijing, 100050, China.
Shu-Yi SiLaboratory of Antiviral Research, Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences/Peking Union Medical College, Beijing, 100050, China.
Jian-Dong JiangLaboratory of Antiviral Research, Institute of Medicinal Biotechnology, Chinese Academy of Medical Sciences/Peking Union Medical College, Beijing, 100050, China; State Key Laboratory of Bioactive Substance and Function of Natural Medicines, Institute of Materia Medica, Chinese Academy of Medical Sciences/Peking Union Medical College, Beijing, 100050, China.
Chinese Academy of Medical Sciences & Peking Union Medical College · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Human APOBEC3G (hA3G) is a cytidine deaminase that restricts replication of certain viruses. We have previously reported that hA3G was a host restriction factor against hepatitis C virus (HCV) replication, and hA3G stabilizers showed a significant inhibitory activity against HCV. However, the molecular mechanism of hA3G against HCV remains unknown. We show in this study that hA3G's C-terminal directly binds HCV non-structural protein NS3 at its C-terminus, which is responsible for NS3's helicase and NTPase activity. Binding of hA3G to the C-terminus of NS3 reduced helicase activity, and therefore inhibited HCV replication. The anti-HCV mechanism of hA3G appeared to be independent of its deamination activity. Although early stage HCV infection resulted in an increase in host hA3G as an intracellular response against HCV replication, hA3G was gradually diminished after a long-term incubation, suggesting an unknown mechanism(s) that protects HCV NS3 from inactivation by hA3G. The process represents, at least partially, a cellular defensive mechanism against HCV and the action is mediated through a direct interaction between host hA3G and HCV NS3. We believe that understanding of the antiviral mechanism of hA3G against HCV might open an interesting avenue to explore hA3G stabilizers as a new class of anti-HCV agents.

Indexed as

Host-Pathogen InteractionsVirus ReplicationAPOBEC-3G DeaminaseCell LineCytidine DeaminaseDEAD-box RNA HelicasesHepacivirusHepatitis CHumansIntracellular SpaceModels, MolecularNucleoside-TriphosphataseProtein BindingProtein Interaction MapsSerine EndopeptidasesViral Nonstructural ProteinsAPOBEC-3G DeaminaseAPOBEC3G protein, humanCytidine DeaminaseDEAD-box RNA HelicasesNS3 protein, hepatitis C virusNucleoside-TriphosphataseSerine EndopeptidasesViral Nonstructural ProteinsViral Proteases

Identifiers

PMID25811715
PMCPMC4374698
OpenAlexW1995417160

What OpenQuestion holds

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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.