>sp|P26670|3BHS_VACCW 3 beta-hydroxysteroid dehydrogenase/Delta 5-->4-isomerase OS=Vaccinia virus GN=OPG174 MAVYAVTGGAGFLGRYIVKLLISADDVQEIRVIDIVEDPQPITSKVKVINYIQCDINDFD KVREALDGVNLIIHTAALVDVFGKYTDNEIMKVNYYGTQTILAACVDLGIKYLIYTSSME AIGPNKHGDPFIGHEHTLYDISPGHVYAKSKRMAEQLVMKANNSVIMNGAKLYTCCLRPT GIYGEGDKLTKVFYEQCKQHGNIMYRTVDDDAVHSRVYVGNVAWMHVLAAKYIQYPGSEI KGNAYFCYDYSPSCSYDMFNLLLMKPLGIEQGSRIPRWMLKMYACKNDMKRILFRKPSLL NNYTLKISNTTFEVRTNNAELDFNYSPIFNVDVAFERTRKWLEESE