The present invention relates to an expression vector comprising a gene encoding a Petunia hybrida UDP-dependent glycosyltransferase (PeF3GalGT) protein, a gene encoding a UDP-galactose synthase A composition for preparing a quercetin-3-O-galactoside compound containing an expression vector comprising a gene and an Escherichia coli lacking a galE (UDP-galactose epimerase) gene, and a composition for producing a petunia- PeF3GalGT (Petunia hybrida dependent UDP-glycosyltransferase) is transformed with the expression vector comprising the lactose synthesis gene expression vector and go UDP- comprising a gene encoding a protein Quebec paroxetine -3-O- galactosyl side (quercetin-3 -O-galactoside) compound.
展开▼
机译：本发明涉及一种表达载体，其包含编码矮牵牛的UDP依赖性糖基转移酶（PeF3GalGT）蛋白的基因，编码UDP-半乳糖合酶的基因。用于制备槲皮素-3-O-半乳糖苷化合物的组合物，其包含以下表达载体：基因和缺乏 galE （UDP-半乳糖差向异构酶）基因的大肠杆菌，并转化了用于产生矮牵牛-PeF3GalGT （矮牵牛杂种的UDP-糖基转移酶）的组合物表达载体包含乳糖合成基因表达载体，而UDP-包含编码蛋白质魁北克帕罗西汀-3-O-半乳糖基侧（槲皮素-3-O-半乳糖苷）化合物的基因。
展开▼
