Fusion protein amino acids 1751-1946 (cytoplasmic C-terminus) of human Nav1.7 (also known as sodium channel protein type 9 subunit alpha, neuroendocrine sodium channel, hNE-Na and
peripheral sodium channel 1, accession number Q15858) Mouse: 96% identity (190/196 amino acids identical) Rat: 95% identity (186/196 amino acids identical) Shares 66-84% identity with other Nav channels