A proposed model for MtABCB1 function in arbuscule development.During arbuscular mycorrhizal colonization,WRI5a binds to the AW-box motif in the promotor of MtABCB1,activating its expression in colonized cells.MtABCB1...A proposed model for MtABCB1 function in arbuscule development.During arbuscular mycorrhizal colonization,WRI5a binds to the AW-box motif in the promotor of MtABCB1,activating its expression in colonized cells.MtABCB1 is subsequently targeted to the periarbuscular membrane,exporting symbiotic molecules(e.g.,IAA)into the periarbuscular space.These molecules from the host plant may be perceived by the fungi,promoting hyphal branching and facilitating arbuscule development.展开更多
基金supported by the National Key Research and Development Program of China(2023YFF1000300)the National Natural Science Foundation of China(32425001,32088102,and 32422006)+2 种基金Chinese Academy of Sciences Project for Young Scientists in Basic Research(YSBR-011)the Strategic Priority Research Program of the Chinese Academy of Sciences(XDB0630000)the New Cornerstone Science Foundation(NC1202248).
文摘A proposed model for MtABCB1 function in arbuscule development.During arbuscular mycorrhizal colonization,WRI5a binds to the AW-box motif in the promotor of MtABCB1,activating its expression in colonized cells.MtABCB1 is subsequently targeted to the periarbuscular membrane,exporting symbiotic molecules(e.g.,IAA)into the periarbuscular space.These molecules from the host plant may be perceived by the fungi,promoting hyphal branching and facilitating arbuscule development.