Article
A member of the Phosphate transporter 1 (Pht1) family from the arsenic-hyperaccumulating fern Pteris vittata is a high-affinity arsenate transporter.
The New phytologist - 1 Jan 2016
DiTusa Sandra Feuer, Fontenot Elena B, Wallace Robert W, Silvers Molly A, Steele Thomas N, Elnagar Alia H, Dearman Kelsey M, Smith Aaron P
Abstract excerpt
Pteris vittata exhibits enhanced arsenic uptake, but the corresponding mechanisms are not well known. The prevalent form of arsenic in most soils is arsenate, which is a phosphate analog and a substrate for Phosphate transporter 1 (Pht1) transporters. Herein we identify and characterize three P. vittata Pht1 transporters. Pteris vittata Pht1 cDNAs were isolated and characterized via heterologous expression in...
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