Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At5g28470	Protein NRT1/ PTR FAMILY 2.8.	No verified direct reference in this release
Arabidopsis	At1g69870	Low-affinity proton-dependent nitrate transporter.	The Arabidopsis nitrate transporter NRT1.7, expressed in phloem, is responsible for source-to-sink remobilization of nitrate.; 2009; DOI: 10.1105/tpc.109.067603; PMID: 19734434; https://pubmed.ncbi.nlm.nih.gov/19734434/
Arabidopsis	At1g27080	Low-affinity proton-dependent nitrate transporter.	No verified direct reference in this release
Arabidopsis	At5g62680	High-affinity, proton-dependent glucosinolate-specific transporter.	NRT/PTR transporters are essential for translocation of glucosinolate defence compounds to seeds.; 2012; DOI: 10.1038/nature11285; PMID: 22864417; https://pubmed.ncbi.nlm.nih.gov/22864417/ | Integration of biosynthesis and long-distance transport establish organ-specific glucosinolate profiles in vegetative Arabidopsis.; 2013; DOI: 10.1105/tpc.113.110890; PMID: 23995084; https://pubmed.ncbi.nlm.nih.gov/23995084/
Arabidopsis	At1g18880	Low-affinity nitrate transporter facilitating nitrate loading into root phloem.	Arabidopsis nitrate transporter NRT1.9 is important in phloem nitrate transport.; 2011; DOI: 10.1105/tpc.111.083618; PMID: 21571952; https://pubmed.ncbi.nlm.nih.gov/21571952/