Middle East Respiratory Syndrome Coronavirus 4a Protein Is a Double-Stranded RNA-Binding Protein That Suppresses PACT-Induced Activation of RIG-I and MDA5 in the Innate Antiviral Response
aDepartment of Biochemistry, University of Hong Kong, Pokfulam, Hong Kong ;bDepartment of Microbiology and State Key Laboratory of Emerging Infectious Diseases, University of Hong Kong, Pokfulam, Hong Kong