GO:0016021; C:integral to membrane; IDA:RGD.
GO:0005886; C:plasma membrane; TAS:Reactome.
GO:0001518; C:voltage-gated sodium channel complex; IEA:Compara.
GO:0030018; C:Z disc; IEA:Compara.
GO:0017080; F:sodium channel regulator activity; IEA:Compara.
GO:0086006; F:voltage-gated sodium channel activity involved in regulation of cardiac muscle cell action potential; IEA:Compara.
GO:0060048; P:cardiac muscle contraction; IEA:Compara.
GO:0007399; P:nervous system development; IEP:RGD.
GO:0010460; P:positive regulation of heart rate; IEA:Compara.
GO:0010765; P:positive regulation of sodium ion transport; IEA:Compara.
GO:0072659; P:protein localization to plasma membrane; IEA:Compara.
GO:0086014; P:regulation of atrial cardiac muscle cell action potential; IEA:Compara.
GO:0060371; P:regulation of atrial cardiac muscle cell membrane depolarization; IEA:Compara.
GO:0086091; P:regulation of heart rate by cardiac conduction; IEA:Compara.
GO:2000649; P:regulation of sodium ion transmembrane transporter activity; IEA:Compara.
GO:0086005; P:regulation of ventricular cardiac muscle cell action potential; IEA:Compara.
GO:0060373; P:regulation of ventricular cardiac muscle cell membrane depolarization; IEA:Compara.
GO:0086070; P:SA node cell to atrial cardiac muscle cell communication; IEA:Compara.
GO:0019233; P:sensory perception of pain; IEP:RGD.
GO:0006814; P:sodium ion transport; IDA:RGD.