Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At1g68740	Contributes to the loading of inorganic phosphate (Pi) into the root xylem vessels.	No verified direct reference in this release
Arabidopsis	At3g23430	Inositol polyphosphate sensor that associates with transcription factors to regulate inorganic phosphate (Pi) starvation responses.	Identification and characterization of the Arabidopsis PHO1 gene involved in phosphate loading to the xylem.; 2002; DOI: 10.1105/tpc.000745; PMID: 11971143; https://pubmed.ncbi.nlm.nih.gov/11971143/ | 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.; 2007; DOI: 10.1111/j.1365-313x.2007.03108.x; PMID: 17461783; https://pubmed.ncbi.nlm.nih.gov/17461783/ | Over-expression of PHO1 in Arabidopsis leaves reveals its role in mediating phosphate efflux.; 2011; DOI: 10.1111/j.1365-313x.2011.04532.x; PMID: 21309867; https://pubmed.ncbi.nlm.nih.gov/21309867/ | Functional expression of PHO1 to the Golgi and trans-Golgi network and its role in export of inorganic phosphate.; 2012; DOI: 10.1111/j.1365-313x.2012.05004.x; PMID: 22449068; https://pubmed.ncbi.nlm.nih.gov/22449068/ | PHO1 expression in guard cells mediates the stomatal response to abscisic acid in Arabidopsis.; 2012; DOI: 10.1111/j.1365-313x.2012.05058.x; PMID: 22612335; https://pubmed.ncbi.nlm.nih.gov/22612335/
Rice	Os01g0110100	May transport inorganic phosphate (Pi).	No verified direct reference in this release
Rice	Os06g0493600	May transport inorganic phosphate (Pi).	No verified direct reference in this release
Rice	Os02g0809800	Involved in the transfer of inorganic phosphate (Pi) from roots to shoots.	No verified direct reference in this release