>5xax_A mol:protein length:140 Sodium channel subunit beta-4GPLGSLEVSVGKATTIYAINGSSILLPCTFSSCYGFENLYFKWSYNNSETSRILIDGIVKNDKSDPKVRVKDDDRITLEGSTKEKTNNISILLSDLEFSDTGRYTCFVRNPKEKDLNNSATIFLQVVDKLEKVDNHHHHH