SCN1B GI:39930610 sodium channel, voltage-gated, type I, beta isoform b 1 mgrllalvvg aalvssacgg cvevdsetea vygmtfkilc isckrrsetn 50 51 aetftewtfr qkgteefvki lryenevlql eederfegrv vwngsrgtkd 100 101 lqdlsifitn vtynhsgdye chvyrllffe nyehntsvvk kihievvdkg 150 151 esgaacpftv thrrarwrdr wqavdrtgwl cawpanrpqq raegegssps 200 201 cplqlwplfl ssprrgqsmp vphrrsgyrt qlchlccmts grcllslsqr 250 251 vvlglpgiii rcvsrgvv