Description
Coronaviruses are a family of large RNA viruses with size ranging from 26 to 32 kb. These viruses are zoonotic and in human can cause respiratory infections. As the coronavirus is an RNA virus it has a relatively high mutation rate resulting in rapid evolution. In December 2019, a new deadly coronavirus known as SARS-CoV-2 (previously known as 2019-nCoV), which has a high sequence similarity to SARS-CoV, was identified and has caused a disease, known as Covid-19, outbreak in Wuhan, China and spread globally