Species	Reference gene ID	Possible function	Papers / DOI
Arabidopsis	At2g19600	May act as an electroneutral K⁺/H⁺ antiporter in K⁺ homeostasis and osmotic adjustment.	A novel AtKEA gene family, homolog of bacterial K+/H+ antiporters, plays potential roles in K+ homeostasis and osmotic adjustment in Arabidopsis.; 2013; DOI: 10.1371/journal.pone.0081463; PMID: 24278440; https://pubmed.ncbi.nlm.nih.gov/24278440/ | Golgi-localized cation/proton exchangers regulate ionic homeostasis and skotomorphogenesis in Arabidopsis.; 2019; DOI: 10.1111/pce.13452; PMID: 30255504; https://pubmed.ncbi.nlm.nih.gov/30255504/ | K +  Efflux Antiporters 4, 5, and 6 Mediate pH and K +  Homeostasis in Endomembrane Compartments.; 2018; DOI: 10.1104/pp.18.01053; PMID: 30309966; https://pubmed.ncbi.nlm.nih.gov/30309966/ | Evidence for potassium transport activity of Arabidopsis KEA1-KEA6.; 2019; DOI: 10.1038/s41598-019-46463-7; PMID: 31296940; https://pubmed.ncbi.nlm.nih.gov/31296940/
Arabidopsis	At5g11800	May act as an electroneutral K⁺/H⁺ antiporter in K⁺ homeostasis and osmotic adjustment.	Golgi-localized cation/proton exchangers regulate ionic homeostasis and skotomorphogenesis in Arabidopsis.; 2019; DOI: 10.1111/pce.13452; PMID: 30255504; https://pubmed.ncbi.nlm.nih.gov/30255504/ | K +  Efflux Antiporters 4, 5, and 6 Mediate pH and K +  Homeostasis in Endomembrane Compartments.; 2018; DOI: 10.1104/pp.18.01053; PMID: 30309966; https://pubmed.ncbi.nlm.nih.gov/30309966/ | Evidence for potassium transport activity of Arabidopsis KEA1-KEA6.; 2019; DOI: 10.1038/s41598-019-46463-7; PMID: 31296940; https://pubmed.ncbi.nlm.nih.gov/31296940/
Arabidopsis	At5g51710	May act as an electroneutral K⁺/H⁺ antiporter in K⁺ homeostasis and osmotic adjustment.	A novel AtKEA gene family, homolog of bacterial K+/H+ antiporters, plays potential roles in K+ homeostasis and osmotic adjustment in Arabidopsis.; 2013; DOI: 10.1371/journal.pone.0081463; PMID: 24278440; https://pubmed.ncbi.nlm.nih.gov/24278440/ | Golgi-localized cation/proton exchangers regulate ionic homeostasis and skotomorphogenesis in Arabidopsis.; 2019; DOI: 10.1111/pce.13452; PMID: 30255504; https://pubmed.ncbi.nlm.nih.gov/30255504/ | K +  Efflux Antiporters 4, 5, and 6 Mediate pH and K +  Homeostasis in Endomembrane Compartments.; 2018; DOI: 10.1104/pp.18.01053; PMID: 30309966; https://pubmed.ncbi.nlm.nih.gov/30309966/ | Evidence for potassium transport activity of Arabidopsis KEA1-KEA6.; 2019; DOI: 10.1038/s41598-019-46463-7; PMID: 31296940; https://pubmed.ncbi.nlm.nih.gov/31296940/