Evidence map›Paper›PMID 35071728›Full record

ArticleInformatics in medicine unlocked2022

Computational construction of a glycoprotein multi-epitope subunit vaccine candidate for old and new South-African SARS-CoV-2 virus strains.

Olugbenga Oluseun Oluwagbemi, Elijah Kolawole Oladipo, Emmanuel Oluwatobi Dairo, Ayodele Eugene Ayeni, Boluwatife Ayobami Irewolede, Esther Moradeyo Jimah, Moyosoluwa Precious Oyewole, Boluwatife Mary Olawale, Hadijat Motunrayo Adegoke, Adewale Joseph Ogunleye

Open access · goldAbstract read
In one paragraph

Article in Informatics in medicine unlocked, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
1.1field-weighted citation impact, top 24% 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

6 citing papers in PubMed, 14 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

10 authors at 6 institutions in 3 countries.

Olugbenga Oluseun OluwagbemiDepartment of Computer Science and Information Technology, Sol Plaatje University, 8301, Kimberley, South Africa.
Elijah Kolawole OladipoDepartment of Microbiology, Laboratory of Molecular Biology, Immunology and Bioinformatics, Adeleke University, Ede, Osun State, Nigeria.
Emmanuel Oluwatobi DairoDepartment of Virology, College of Medicine, University of Ibadan, Ibadan, Oyo State, Nigeria.
Ayodele Eugene AyeniGenomics Unit, Helix Biogen Institute, Ogbomoso, Oyo State, Nigeria.
Boluwatife Ayobami IrewoledeGenomics Unit, Helix Biogen Institute, Ogbomoso, Oyo State, Nigeria.
Esther Moradeyo JimahDepartment of Medical Microbiology and Parasitology, University of Ilorin, Kwara State, Nigeria.
Moyosoluwa Precious OyewoleDepartment of Biochemistry, Ladoke Akintola University of Technology, Ogbomoso, Oyo State, Nigeria.
Boluwatife Mary OlawaleReproduction and Bioinformatics Unit, Department of Physiology, Ladoke Akintola University of Technology, Ogbomoso, Oyo State, Nigeria.
Hadijat Motunrayo AdegokeGenomics Unit, Helix Biogen Institute, Ogbomoso, Oyo State, Nigeria.
Adewale Joseph OgunleyeMoscow Institute of Physics and Technology, 141701, Dolgoprudny, Moscow Oblast, Russian Federation.
Ladoke Akintola University of Technology · NGUniversity of Ibadan · NGAdeleke University · NGMoscow Institute of Physics and Technology · RUStellenbosch University · ZAUniversity of Ilorin · NG

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The discovery of a new SARS-CoV-2 virus strain in South Africa presents a major public health threat, therefore contributing to increased infections and transmission rates during the second wave of the global pandemic. This study lays the groundwork for the development of a novel subunit vaccine candidate from the circulating strains of South African SARS-CoV-2 and provides an understanding of the molecular epidemiological trend of the circulating strains. A total of 475 whole-genome nucleotide sequences from South Africa submitted between December 1, 2020 and February 15, 2021 available at the GISAID database were retrieved based on its size, coverage level and hosts. To obtain the distribution of the clades and lineages of South African SARS-CoV-2 circulating strains, the metadata of the sequence retrieved were subjected to an epidemiological analysis. There was a prediction of the cytotoxic T lymphocytes (CTL), Helper T cells (HTL) and B-cell epitopes. Furthermore, there was allergenicity, antigenicity and toxicity predictions on the epitopes. The analysis of the physicochemical properties of the vaccine construct was performed; the secondary structure, tertiary structure and B-cell 3D conformational structure of the vaccine construct were predicted. Also, molecular binding simulations and dynamics simulations were adopted in the prediction of the vaccine construct's stability and binding affinity with TLRs. Result obtained from the metadata analysis indicated lineage B.1.351 to be in higher circulation among various circulating strains of SARS-CoV-2 in South Africa and GH has the highest number of circulating clades. The construct of the novel vaccine was antigenic, non-allergenic and non-toxic. The Instability index (II) score and aliphatic index were estimated as 41.74 and 78.72 respectively. The computed half-life in mammalian reticulocytes was 4.4 h in vitro, for yeast and in

Indexed as

BioinformaticsComputational constructionControlCOVID-19SARS-CoV-2 virusSouth AfricaVaccine candidate

Identifiers

PMID35071728
PMCPMC8760845
OpenAlexW4206024254

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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.