Oias-2 genetic mapping Flavivirus resistance Mmu-L1 MGI:97430 2'-5' oligoadenylate synthetase 1B Wnv|Flavivirus resistance|Oias2|Oias-2|L1|Mmu-L1|Flv Pseudogene http://identifiers.org/mgd/MGI:97430 Flv polymorphic pseudogene Wnv O Oas1b L1 + Oias2