Assertion: envelope | /r/CapableOf | play virus attachment to host cell
Facets:
value: to host cell
type: TRANSITIVE-OBJECT
value: in viral infection
type: LOCATION
Source sentences:
text: Protein capsid and envelope play key roles in viral infection, including virus attachment to host cell, entry into cell, release of the proteins of the capsid, assembly, and packaging of the newly synthesized viral particle, transfer of the viral genetic material from one cell to another, etc.