Members of the PHO1 gene family show limited functional redundancy in phosphate transfer to the shoot, and are regulated by phosphate deficiency via distinct pathways.
Stefanovic A., Ribot C., Rouached H., Wang Y., Chong J., Belbahri L., Delessert S., Poirier Y., 2007. Plant Journal, 50 (6) pp. 982-994.
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