Voltage-Gated Sodium Channel beta-3 Subunit

**Definition:** A voltage-gated sodium channel beta subunit subtype that non-covalently associates with voltage-gated alpha subunits. Defects in the SCN3B gene which codes for this beta subunit are associated with Brugada syndrome 7.

**Tree numbers:** - D12.776.157.530.400.875.750.960.300 - D12.776.543.550.450.875.750.970.300 - D12.776.543.585.400.875.750.970.300 - D12.776.631.960.970.300

**Synonyms:** - SCN3B Sodium Channel beta Subunit