Term Name:	SA node cell to atrial cardiac muscle cell communication by electrical coupling
Synonyms:	SA node cardiac muscle cell to atrial cardiac muscle cell communication by electrical coupling, SA node cardiomyocyte to atrial cardiomyocyte communication by electrical coupling, SAN cardiomyocyte to atrial cardiomyocyte communication by electrical coupling, sinoatrial node cardiomyocyte to atrial cardiomyocyte communication by electrical coupling, sinus node cardiomyocyte to atrial cardiomyocyte communication by electrical coupling
Definition:	The process that mediates signaling interactions between an SA node cardiomyocyte and an atrial cardiomyocyte by transfer of current between their adjacent cytoplasms via intercellular protein channels.
Ontology:	GO: Biological Process [GO:0086021]    QuickGO    AmiGO