Functional characterization of recombinant MaIDT.
A, reaction catalyzed by the recombinant MaIDT. B, incubation containing isoliquiritigenin (1), DMAPP and Mg2+ with microsomal fractions of yeast strain YPH499 harboring either the expression vector pESC-HIS-MaIDT or the empty vector pESC-HIS. mAU, milliabsorbance units. C, MS spectra of the 1a and 1.