extracellularly glutamate-gated ion channel activity GO_0005234

extracellularly glutamate-gated ion channel activity

ID: GO_0005234

Enables the transmembrane transfer of an ion by a channel that opens when glutamate is bound by the channel complex or one of its constituent parts on the extracellular side of the plasma membrane.

Note that this term represents an activity and not a gene product. Consider also annotating to the molecular function term 'glutamate receptor activity ; GO:0008066'.