... > virus > respiratory virus > Coronavirinae > viral protein > non-structural protein > non-structural protein 4

... > virus > RNA virus > positive-strand RNA virus > Nidovirales > Coronaviridae > Coronavirinae > viral protein > non-structural protein > non-structural protein 4

virus-host interaction > protein marker > viral protein > non-structural protein > non-structural protein 4

... > clinical research > candidate treatment > therapeutic target > viral protein > non-structural protein > non-structural protein 4