PHT1;4 is a memBer of the Pht1 family of phosphate transporters which include: Pht1;1 (At5g43350) , Pht1;2 (At5g43370) , Pht1;3 (At5g43360) , Pht1;4 (At2g38940) , Pht1;5 (At2g32830) , Pht1;6 (At5g43340) , Pht1;7 (At3g54700) , Pht1;8 (At1g20860) , Pht1;9 (At1g76430) .