Term Name:	extracellular ammonia-gated monoatomic ion channel activity
Synonyms:	extracellular ammonia-gated ion channel activity, ionotropic ammonia receptor activity
Definition:	Enables the transmembrane transfer of an ion by a channel that opens when extracellular ammonia (NH4+) has been bound by the channel complex or one of its constituent parts.
Ontology:	GO: Molecular Function [GO:0036081]    QuickGO    AmiGO