SCN2A(redirected from sodium channel, voltage-gated, type II, alpha 1 polypeptide)
SCN2AA gene on chromosome 2q24.3 that encodes a large alpha subunit of a transmembrane glycoprotein complex, which forms a voltage-gated sodium channel. The SCN2A protein product is expressed in muscle and brain.
SCN2A mutations are linked to various seizure disorders.
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