scholarly journals SARS-CoV2 Envelope Protein: Non-Synonymous Mutations and Its Consequences

Author(s):  
Sk Sarif Hassan ◽  
Pabitra Pal Choudhury ◽  
Bidyut Roy

In the NCBI database, as on June 6, 2020, total number of available complete genome sequences of SARS-CoV2 across the world is 3617. The envelope protein of SARS-CoV2 possesses several non-synonymous mutations over the transmembrane domain and (C)-terminus in 0.414\% of these 3617 genomes. The C-terminus motif DLLV has been changed to DFLV and YLLV in the proteins QJR88103 (Australia: Victoria) and QKI36831 (China: Guangzhou) respectively, which might affect the binding of this motif with the host protein PALS1.

2020 ◽  
Author(s):  
Sk Sarif Hassan ◽  
Pabitra Pal Choudhury ◽  
Bidyut Roy

In the NCBI database, as on June 6, 2020, total number of available complete genome sequences of SARS-CoV2 across the world is 3617. The envelope protein of SARS-CoV2 possesses several non-synonymous mutations over the transmembrane domain and (C)-terminus in 0.414\% of these 3617 genomes. The C-terminus motif DLLV has been changed to DFLV and YLLV in the proteins QJR88103 (Australia: Victoria) and QKI36831 (China: Guangzhou) respectively, which might affect the binding of this motif with the host protein PALS1.


2020 ◽  
Author(s):  
Sk Sarif Hassan ◽  
Pabitra Pal Choudhury ◽  
Bidyut Roy

In the NCBI database, as on May 29, 2020, total number of available complete genome sequences of SARS- CoV2 across the world is 3080. Every accessory proteins viz. ORF6, ORF7b and ORF10 possess a single missense mutation in less than of 1.5\% of the 3080 genomes. Different non-synonymous mutations may affect the functions of the accessory proteins.


2021 ◽  
Vol 10 (14) ◽  
Author(s):  
Frank Vandenbussche ◽  
Manon Bourg ◽  
Elisabeth Mathijs ◽  
David J. Lefebvre ◽  
Ilse De Leeuw ◽  
...  

ABSTRACT Bluetongue is one of the major diseases of ruminants listed by the World Organisation for Animal Health. Bluetongue virus serotype 8 (BTV-8) has been considered enzootic in France since 2018. Here, we report the nearly complete genome sequences of two BTV-8 isolates from the 2020 outbreak in the Grand Duchy of Luxembourg.


2020 ◽  
Vol 9 (22) ◽  
Author(s):  
Carlos D. Llanos ◽  
Jaime Ortega ◽  
Jorge A. Bardales

ABSTRACT Salmonella enterica is a Gram-negative bacterium, recognized as one of the most important foodborne pathogens in the world. Bacteriophages represent a promising alternative to the biocontrol of Salmonella. Here, we report the isolation of five Salmonella bacteriophages, the sequencing of their full genomes, and initial genomic characterization.


2020 ◽  
Vol 9 (12) ◽  
Author(s):  
Barbara Marcelli ◽  
Anne de Jong ◽  
Thomas Janzen ◽  
Mariela Serrano ◽  
Jan Kok ◽  
...  

Lactococcus lactis is a Gram-positive lactic acid bacterium commonly used in the dairy industry for the production of fermented foods such as buttermilk and a wide variety of cheeses. Here, we report the complete genome sequences of 28 bacteriophages infecting different L. lactis industrial starter strains isolated from dairy plants throughout the world.


2021 ◽  
Vol 10 (20) ◽  
Author(s):  
Luis A. Salcedo-Mejía ◽  
Yerson Durán-Ramirez ◽  
Rodolfo Z. Velazco-Peña ◽  
Joseph A. Pinto ◽  
Alfredo Rebaza-Caballero

ABSTRACT Infectious hypodermal and hematopoietic necrosis virus (IHHNV) is a shrimp virus listed by the World Organisation for Animal Health (OIE). In this study, we report the genomic sequences of 12 IHHNV strains obtained from shrimp samples from aquaculture cultures from the Tumbes region of Peru.


2018 ◽  
Vol 7 (1) ◽  
Author(s):  
Yuan Hu ◽  
Haifeng Chen

Variants of human noroviruses belonging to the genogroup II genotype 4 (GII.4) lineage have accounted for most norovirus outbreaks in the world since the mid-1990s. We report here the complete genome sequences of two historical human norovirus GII.4 variants isolated from norovirus-positive patient stool specimens in the United States.


2021 ◽  
Vol 53 (4) ◽  
Author(s):  
Jean N. Hakizimana ◽  
Jean B. Ntirandekura ◽  
Clara Yona ◽  
Lionel Nyabongo ◽  
Gladson Kamwendo ◽  
...  

AbstractSeveral African swine fever (ASF) outbreaks in domestic pigs have been reported in Burundi and Malawi and whole-genome sequences of circulating outbreak viruses in these countries are limited. In the present study, complete genome sequences of ASF viruses (ASFV) that caused the 2018 outbreak in Burundi (BUR/18/Rutana) and the 2019 outbreak in Malawi (MAL/19/Karonga) were produced using Illumina next-generation sequencing (NGS) platform and compared with other previously described ASFV complete genomes. The complete nucleotide sequences of BUR/18/Rutana and MAL/19/Karonga were 176,564 and 183,325 base pairs long with GC content of 38.62 and 38.48%, respectively. The MAL/19/Karonga virus had a total of 186 open reading frames (ORFs) while the BUR/18/Rutana strain had 151 ORFs. After comparative genomic analysis, the MAL/19/Karonga virus showed greater than 99% nucleotide identity with other complete nucleotides sequences of p72 genotype II viruses previously described in Tanzania, Europe and Asia including the Georgia 2007/1 isolate. The Burundian ASFV BUR/18/Rutana exhibited 98.95 to 99.34% nucleotide identity with genotype X ASFV previously described in Kenya and in Democratic Republic of the Congo (DRC). The serotyping results classified the BUR/18/Rutana and MAL/19/Karonga ASFV strains in serogroups 7 and 8, respectively. The results of this study provide insight into the genetic structure and antigenic diversity of ASFV strains circulating in Burundi and Malawi. This is important in order to understand the transmission dynamics and genetic evolution of ASFV in eastern Africa, with an ultimate goal of designing an efficient risk management strategy against ASF transboundary spread.


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