At5g55630: ATKCO1

Encodes AtTPK1 (KCO1), a member of the Arabidopsis thaliana K channel family of AtTPK/KCO proteins. AtTPK1 is targeted to the vacuolar membrane. Forms homomeric ion channels in vivo. Voltage-independent and Ca2 -activated K channel. Activated by 14-3-3 proteins.