Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At1g12940	Nitrate transporter involved in the constitutive high- affinity transport system (cHATS) under long-term N starvation conditions.	Disruption of the nitrate transporter genes AtNRT2.1 and AtNRT2.2 restricts growth at low external nitrate concentration.; 2004; DOI: 10.1007/s00425-004-1266-x; PMID: 15107992; https://pubmed.ncbi.nlm.nih.gov/15107992/ | The NRT2.5 and NRT2.6 genes are involved in growth promotion of Arabidopsis by the plant growth-promoting rhizobacterium (PGPR) strain Phyllobacterium brassicacearum STM196.; 2013; DOI: 10.1111/nph.12158; PMID: 23398541; https://pubmed.ncbi.nlm.nih.gov/23398541/ | The Arabidopsis nitrate transporter NRT2.5 plays a role in nitrate acquisition and remobilization in nitrogen-starved plants.; 2014; DOI: 10.1111/tpj.12626; PMID: 25065551; https://pubmed.ncbi.nlm.nih.gov/25065551/ | A 150 kDa plasma membrane complex of AtNRT2.5 and AtNAR2.1 is the major contributor to constitutive high-affinity nitrate influx in Arabidopsis thaliana.; 2015; DOI: 10.1111/pce.12496; PMID: 25474587; https://pubmed.ncbi.nlm.nih.gov/25474587/
Arabidopsis	At5g60770	Involved in high-affinity nitrate transport.	Disruption of the nitrate transporter genes AtNRT2.1 and AtNRT2.2 restricts growth at low external nitrate concentration.; 2004; DOI: 10.1007/s00425-004-1266-x; PMID: 15107992; https://pubmed.ncbi.nlm.nih.gov/15107992/
Rice	Os01g0704100	Involved in nitrate transport, but does not seem to be able to mediate transport by its own.	Spatial expression and regulation of rice high-affinity nitrate transporters by nitrogen and carbon status.; 2011; DOI: 10.1093/jxb/erq403; PMID: 21220781; https://pubmed.ncbi.nlm.nih.gov/21220781/
Rice	Os02g0112100	Involved in nitrate transport, but does not seem to be able to mediate transport by its own.	Spatial expression and regulation of rice high-affinity nitrate transporters by nitrogen and carbon status.; 2011; DOI: 10.1093/jxb/erq403; PMID: 21220781; https://pubmed.ncbi.nlm.nih.gov/21220781/ | Rice OsNAR2.1 interacts with OsNRT2.1, OsNRT2.2 and OsNRT2.3a nitrate transporters to provide uptake over high and low concentration ranges.; 2011; DOI: 10.1111/j.1365-3040.2011.02335.x; PMID: 21486304; https://pubmed.ncbi.nlm.nih.gov/21486304/
Rice	Os02g0112600	Involved in nitrate transport, but does not seem to be able to mediate transport by its own.	Spatial expression and regulation of rice high-affinity nitrate transporters by nitrogen and carbon status.; 2011; DOI: 10.1093/jxb/erq403; PMID: 21220781; https://pubmed.ncbi.nlm.nih.gov/21220781/ | Rice OsNAR2.1 interacts with OsNRT2.1, OsNRT2.2 and OsNRT2.3a nitrate transporters to provide uptake over high and low concentration ranges.; 2011; DOI: 10.1111/j.1365-3040.2011.02335.x; PMID: 21486304; https://pubmed.ncbi.nlm.nih.gov/21486304/