Characterisation of VPg and the polyprotein processing of Cocksfoot mottle virus (genus Sobemovirus)Mäkinen, K.; Mäkelainen, K.; Arshava, N.; Tamm, Tiina; Merits, Andres; Truve, Erkki; Zavriev, S.; Saarma, MartJournal of general virology2000 / p. 2783-2789