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Genome Sequences and Surveillance For SARS-Cov-2viruses From India | SciTechnol

Journal of Applied Bioinformatics & Computational Biology.ISSN: 2329-9533

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Opinion Article, J Appl Bioinforma Comput Biol Vol: 10 Issue: 4

Genome Sequences and Surveillance For SARS-Cov-2viruses From India

Lakshmi Vasudha Yerrinki*

Department of Microbiology, Andhra University, Vishakapatnam, Andhrapradesh, India

*Corresponding authors: Lakshmi Vasudha Yerrinki, Department of Microbiology, Andhra University, Vishakapatnam, Andhrapradesh, India;

E-mail: lakshmivasudha20@gmail.com

Received: April 02, 2021 Accepted: April 16, 2021 Published: April 23, 2021

Abstract

The Coronaviridae family encompasses viruses with a fiber, positive-sense polymer ordination of size about 26-32 kilobyte. Initially, the virus was related to human and animal infections that caused internal organ also as metastasis infections [1-2]. In 2002, the severe acute metastasis syndrome (SARS) coronavirus (CoV) natural event that claimed the lives of the many folks in China raised the alarm towards these viruses [2] additional, once a decade, another human morbific virus emerged, geographical area metastasis syndrome CoV (MERS-CoV) that affected the center jap countries2. Current information identifies six virus teams that may infect humans [3] within the Coronaviridae family, which incorporates SARS-CoV (now termed as SARS-CoV-1) and MERS-CoV. Recently in December 2019, China rumored cases with respiratory illness of unknown aetiology within the Hubei province, Wuhan city. additional analysis of those cases was disbursed to spot the motivative agent of pneumonia. Virus isolation and genomic characterization of the entire sequence of the virus through next-generation sequencing (NGS), known it as a completely unique CoV, named 2019-nCoV[3]. The virus characterization discovered that it's AN enclosed polymer virus with a ordination size of 29,903 bp. The biological process analysis of the sequence showed that it belonged to the Sarbecovirus taxon of genus Betacoronavirus and also the family Coronaviridae. The sequence was closely connected (~87.5% sequence similarity) to 2 bat-derived SARS-like CoV strains (bat-SL-CoVZC45 and bat-SL-CoVZXC21) that area unit well-known to infect humans, together with the virus that light-emitting diode to the 2003 SARS-CoV-1 outbreak. The 2019-nCoV is currently named as SARS-CoV-2. Further, supported SimPlot analyses, it had been incontestable that SARS-CoV-2 was additional closely associated with the BatCoV RaTG13 sequence (~96.3% similarity) throughout the ordination. The bat-SL-CoVZC45 and bat-SL-CoVZXC21 strains clustered otherwise from the cluster shaped by SARS-CoV-2 and BatCoV RaTG13 within the region spanning the 3′-end of open reading frame (ORF)1a, the ORF1b and nearly half the spike region.

Keywords: Genome Sequences, Cov-2viruses

The Coronaviridae family encompasses viruses with a fiber, positive-sense polymer ordination of size about 26-32 kilobyte. Initially, the virus was related to human and animal infections that caused internal organ also as metastasis infections [1-2]. In 2002, the severe acute metastasis syndrome (SARS) coronavirus (CoV) natural event that claimed the lives of the many folks in China raised the alarm towards these viruses [2] additional, once a decade, another human morbific virus emerged, geographical area metastasis syndrome CoV (MERS-CoV) that affected the center jap countries2. Current information identifies six virus teams that may infect humans [3] within the Coronaviridae family, which incorporates SARS-CoV (now termed as SARS- CoV-1) and MERS-CoV. Recently in December 2019, China rumored cases with respiratory illness of unknown aetiology within the Hubei province, Wuhan city. additional analysis of those cases was disbursed to spot the motivative agent of pneumonia

Virus isolation and genomic characterization of the entire sequence of the virus through next-generation sequencing (NGS), known it as a completely unique CoV, named 2019- nCoV[3]. The virus characterization discovered that it's AN enclosed polymer virus with a ordination size of 29,903 bp. The biological process analysis of the sequence showed that it belonged to the Sarbecovirus taxon of genus Betacoronavirus and also the family Coronaviridae. The sequence was closely connected (~87.5% sequence similarity) to 2 bat-derived SARS- like CoV strains (bat-SL-CoVZC45 and bat-SLCoVZXC21) that area unit well-known to infect humans, together with the virus that light-emitting diode to the 2003 SARS-CoV-1 outbreak. The 2019-nCoV is currently named as SARS-CoV-2. Further, supported SimPlot analyses, it had been incontestable that SARS- CoV-2 was additional closely associated with the BatCoV RaTG13 sequence (~96.3% similarity) throughout the ordination. The bat-SL-CoVZC45 and bat-SL-CoVZXC21 strains clustered otherwise from the cluster shaped by SARS-CoV-2 and BatCoV RaTG13 within the region spanning the 3′-end of open reading frame (ORF)1a, the ORF1b and nearly half the spike region.Genome is that the complete genetic material of an organism. Whereas human genomes area unit product of polymer (Deoxyribonucleic acid), an outbreak ordination is product of either polymer or polymer (Ribonucleic acid). polymer and polymer give genetic directions for growth and functioning of organisms. Coronavirus is formed of polymer. Ordination sequencing may be a technique that reads and interprets genetic info found at intervals polymer or polymer, aforementioned Dr Preeti Kumar, Vice President- Public Health System Support at the general public Health Foundation of India (PHFI).

Spread of SARS-Cov-2 In India

In late-March, a singular cluster of sequences was known in India. that couldn't be classified into any antecedently annotated international clades. This cluster, named the biological group I/A3i, is characterised by a group of 4 mutations as delineate in our earlier work [4]. Biological group I/A3i doubtless arose from one natural event and speedily unfold across the country and features a lower mutation rate compared to alternative clades. The evolution of the I/A3i biological group is essentially determined by changes within the Nucleocapsid (N) and Membrane (M) genes, in distinction with the predominant A2a biological group, that is characterised by changes within the Spike (S) sequence. once 1st characterised in late could, forty second of all genomes sequenced in INDIA belonged to the current biological group

Members of the biological group I/A3i shaped the predominant category of isolates from the states of city, Telangana, Maharashtra, Karnataka, and province and were the second largest in membership in Haryana, Madhya Pradesh, state, Odisha, Uttar Pradesh, and Bihar. Globally, around three hundred genomes sampled from Singapore, Malaysia, Australia, US, Canada, Taiwan, Japan, Thailand, Philippines, Oman, Guam, and Saudi Arabia belonged to the current biological group and some of them had a sampling date sooner than the earliest sample of this cluster from India. although originally a dominant biological group, its illustration has become non-existent in recent samples as expected by its mutation profile.

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