I(KACh) inward rectifier potassium channel complex
GIRK1-GIRK4 G protein-coupled atrial inward rectifier potassium channel complex
related
Kir3.1-Kir3.4 G protein-coupled atrial inward rectifier potassium channel complex
related
muscarinic potassium channel complex
related
An inward rectifier potassium channel complex expressed in cardiac muscle, specifically the sinoatrial node and atria, where it controls the heart rate, via regulation by G protein-coupled receptor signaling. In mammals it is composed of GIRK1 (or Kir3.1) and GIRK4 (or Kir3.4) subunits.
GO:1902937
inward rectifier potassium channel complex
is_a