voltage-gated sodium channel subunit alpha sodium channel protein type 9 subunit alpha peripheral sodium channel 1 voltage-gated sodium channel subunit alpha Nav1.7 protein IUPHARobj:584 sodium channel type 9 subunit alpha Kiaa4197 NENA PR:000002104 A voltage-gated sodium channel subunit alpha that is a translation product of the human SCN9A gene or a 1:1 ortholog thereof. neuroendocrine sodium channel Category=gene. PN1 NE-Na SCN9A sodium channel protein type IX subunit alpha