Sodium channel subunit beta-4
氨基酸序列
>lcl|BSEQ0006993|Sodium channel subunit beta-4
MPGAGDGGKAPARWLGTGLLGLFLLPVTLSLEVSVGKATDIYAVNGTEILLPCTFSSCFG
FEDLHFRWTYNSSDAFKILIEGTVKNEKSDPKVTLKDDDRITLVGSTKEKMNNISIVLRD
LEFSDTGKYTCHVKNPKENNLQHHATIFLQVVDRLEEVDNTVTLIILAVVGGVIGLLILI
LLIKKLIIFILKKTREKKKECLVSSSGNDNTENGLPGSKAEEKPPSKV
一般功能
Voltage-gated sodium channel activity involved in cardiac muscle cell action potential
具体功能
Modulates channel gating kinetics. Causes negative shifts in the voltage dependence of activation of certain alpha sodium channels, but does not affect the voltage dependence of inactivation. Modulates the suceptibility of the sodium channel to inhibition by toxic peptides from spider, scorpion, wasp and sea anemone venom.
基因序列
>lcl|BSEQ0017169|Sodium channel subunit beta-4 (SCN4B)
ATGCCCGGGGCTGGGGACGGAGGCAAAGCCCCGGCGAGATGGCTGGGCACTGGGCTTTTG
GTGGAAGAAGTGGACAACACAGTGACACTCATCATCCTGGCTGTCGTGGGCGGGGTCATC
GGGCTCCTCATCCTCATCCTGCTGATCAAGAAACTCATCATCTTCATCCTGAAGAAGACT
CGGGAGAAGAAGAAGGAGTGTCTCGTGAGCTCCTCGGGGAATGACAACACGGAGAACGGC
TTGCCTGGCTCCAAGGCAGAGGAGAAACCACCTTCAAAAGTGTGA