This family consists of several Orthoreovirus membrane fusion protein p10 sequences. p10 is thought to be a multifunctional protein that plays a key role in virus-host interaction [1].

1: Modification of late membrane permeability in avian reovirus-infected cells: viroporin activity of the S1-encoded nonstructural p10 protein. Bodelon G, Labrada L, Martinez-Costas J, Benavente J; J Biol Chem 2002;277:17789-17796. PMID:11893756