Influenza cRNA (complete) Viral Polymerase vRNA (Genomic):NP Complex Initiated cRNA-vRNA Complex cRNP NTP vRNA Extension Authored: Bortz, E, Garcia-Sastre, A, 2007-02-12 19:39:05 EC Number: 2.7.7.48 Pubmed11252672 Pubmed15298169 Pubmed3243763 Pubmed8709268 Reactome Database ID Release 43192851 Reactome, http://www.reactome.org ReactomeREACT_9438 Reviewed: Squires, B, 2007-02-12 19:39:22 has a Stoichiometric coefficient of 3 vRNA is synthesized from the complementary cRNA strand by the trimeric polymerase complex, and bound by free NP protein (Honda, 1988; Mikulasova, 2000; Neumann, 2004). The PB1 subunit, with PA, catalyzes extension (Nakagawa, 1996). The cRNA is released.