Immunogen:Fusionproteinaminoacids424-658(cytoplasmicloopbetweenrepeatsIandII)ofhumanNav1.5(alsoknownasVoltage-gatedsodiumchannelsubunitalphaNav1.5,Sodiumchannelproteintype5orVsubunitalpha,Sodiumchannelproteincardiacmusclesubunitalpha,SCN5AandHH1,accessionnumberQ14524)
Mouse:88%identity(209/235aminoacidsidentical)
Rat:87%identity(206/235aminoacidsidentical)
<40%identitywithNav1.1andotherNav1channels