Glucagon
ATP-binding
cassette
sub-family C
member 8
Solute carrier
family 2,
facilitated
glucose
transporter
member 2
Voltage-
dependent
P/Q-type
calcium channel
subunit
alpha-1A
Voltage-
dependent
L-type calcium
channel subunit
beta-1
Voltage-
dependent
calcium channel
subunit
alpha-2/delta-2
Sodium channel
protein type 5
subunit alpha
Glucagon
Ca+
D-Glucose
ATP
D-Glucose
K+
K+
Ca+
Na+
Na+
Glycolysis
Depolarization
Islet Cell
Alpha Cell
Exocytosis of glucagon
granules from the cell