PANTHER Class Information   
Name:  potassium channel activity
Definition:  Enables the facilitated diffusion of a potassium ion (by an energy-independent process) involving passage through a transmembrane aqueous pore or channel without evidence for a carrier-mediated mechanism.
Class ID:  GO:0005267
Parent Lineages:  molecular_function>   transporter activity>   transmembrane transporter activity>   monoatomic ion transmembrane transporter activity>   monoatomic cation transmembrane transporter activity>   monoatomic cation channel activity>   potassium channel activity
molecular_function>   transporter activity>   transmembrane transporter activity>   passive transmembrane transporter activity>   channel activity>   monoatomic ion channel activity>   monoatomic cation channel activity>   potassium channel activity
molecular_function>   transporter activity>   transmembrane transporter activity>   monoatomic ion transmembrane transporter activity>   monoatomic ion channel activity>   monoatomic cation channel activity>   potassium channel activity
molecular_function>   transporter activity>   transmembrane transporter activity>   monoatomic ion transmembrane transporter activity>   monoatomic cation transmembrane transporter activity>   metal ion transmembrane transporter activity>   potassium ion transmembrane transporter activity>   potassium channel activity
molecular_function>   transporter activity>   transmembrane transporter activity>   inorganic molecular entity transmembrane transporter activity>   inorganic cation transmembrane transporter activity>   metal ion transmembrane transporter activity>   potassium ion transmembrane transporter activity>   potassium channel activity
Child:  calcium-activated potassium channel activity
voltage-gated potassium channel activity
Number Subfamilies/Families:  271