Zaire ebolavirus
It encodes seven structural proteins: nucleoprotein ( NP ) , polymerase cofactor ( VP35 ) , ( VP40 ) , GP , transcription activator ( VP30 ) , VP24 , and RNA-dependent RNA polymerase ( L ) . 
<triplet> nucleoprotein <subj> protein <obj> subclass of <triplet> transcription activator <subj> protein <obj> instance of