Fig. 2From: Characterization of two flavonol synthases with iron-independent flavanone 3-hydroxylase activity from Ornithogalum caudatum JacqSDS-PAGE analyses of the recombinant OcFLS1 (a) and OcFLS2 (b). Lane 1, the crude extract expressing the recombinant OcFLS1 (a) and OcFLS2 (b). Lane 2, the crude extract expressing no recombinant OcFLS1 (a) and OcFLS2 (b); Lane 3, the purified recombinant OcFLS1 (a) and OcFLS2 (b);Lane M, the migration of standard protein markers is shown with kDa on the left-hand side of the gelBack to article page