Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At5g09220	Amino acid-proton symporter.	Substrate specificity and expression profile of amino acid transporters (AAPs) in Arabidopsis.; 1995; DOI: 10.1074/jbc.270.27.16315; PMID: 7608199; https://pubmed.ncbi.nlm.nih.gov/7608199/ | Differential expression of two related amino acid transporters with differing substrate specificity in Arabidopsis thaliana.; 1993; DOI: 10.1046/j.1365-313x.1993.04060993.x; PMID: 8281191; https://pubmed.ncbi.nlm.nih.gov/8281191/
Arabidopsis	At5g63850	Amino acid-proton symporter.	Substrate specificity and expression profile of amino acid transporters (AAPs) in Arabidopsis.; 1995; DOI: 10.1074/jbc.270.27.16315; PMID: 7608199; https://pubmed.ncbi.nlm.nih.gov/7608199/
Arabidopsis	At1g77380	Amino acid-proton symporter.	Substrate specificity and expression profile of amino acid transporters (AAPs) in Arabidopsis.; 1995; DOI: 10.1074/jbc.270.27.16315; PMID: 7608199; https://pubmed.ncbi.nlm.nih.gov/7608199/
Arabidopsis	At1g44100	Amino acid-proton symporter.	Root uptake of cationic amino acids by Arabidopsis depends on functional expression of amino acid permease 5.; 2008; DOI: 10.1111/j.1469-8137.2008.02589.x; PMID: 18681934; https://pubmed.ncbi.nlm.nih.gov/18681934/ | Substrate specificity and expression profile of amino acid transporters (AAPs) in Arabidopsis.; 1995; DOI: 10.1074/jbc.270.27.16315; PMID: 7608199; https://pubmed.ncbi.nlm.nih.gov/7608199/
Arabidopsis	At1g58360	Amino acid-proton symporter.	AAP1 transports uncharged amino acids into roots of Arabidopsis.; 2007; DOI: 10.1111/j.1365-313x.2007.03045.x; PMID: 17419840; https://pubmed.ncbi.nlm.nih.gov/17419840/ | AAP1 regulates import of amino acids into developing Arabidopsis embryos.; 2009; DOI: 10.1111/j.1365-313x.2009.03890.x; PMID: 19392706; https://pubmed.ncbi.nlm.nih.gov/19392706/ | Substrate specificity and expression profile of amino acid transporters (AAPs) in Arabidopsis.; 1995; DOI: 10.1074/jbc.270.27.16315; PMID: 7608199; https://pubmed.ncbi.nlm.nih.gov/7608199/ | Differential expression of two related amino acid transporters with differing substrate specificity in Arabidopsis thaliana.; 1993; DOI: 10.1046/j.1365-313x.1993.04060993.x; PMID: 8281191; https://pubmed.ncbi.nlm.nih.gov/8281191/