All function/process annotation for family 1272:

alpha-type channel activity
aspartic-type endopeptidase activity
cation transport
glutamate-gated ion channel activity
ionotropic glutamate receptor activity
kainate selective glutamate receptor activity
ligand-gated ion channel activity
muscle contraction
nerve-nerve synaptic transmission
neuromuscular synaptic transmission
potassium channel activity
potassium ion transport
proteolysis
rhythmic excitation