Protein Details: Voltage-gated sodium channel subunit alpha Nav1.8

Protein ID

ICDB_Pro_1046

Protein Name

Voltage-gated sodium channel subunit alpha Nav1.8

Gene Name

Scn10a; Sns

Organism

Rattus norvegicus (Rat)

Length

1956 amino acids

AlphaFoldDB

AF-Q62968-F1-model_v4.pdb

Function

Tetrodotoxin-resistant channel that mediates the voltage-dependent sodium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference across the membrane; the protein forms a sodium-selective channel through which sodium ions may pass in accordance with their electrochemical gradient. Plays a role in neuropathic pain mechanisms.

Sequence

MELPFASVGTTNFRRFTPESLAEIEKQIAAHRAAKKARTKHRGQEDKGEKPRPQLDLKACNQLPKFYGELPAELVGEPLEDLDPFYSTHRTFMVLNKSRTISRFSATWALWLFSPFNLIRRTAIKVSVHSWFSIFITITILVNCVCMTRTDLPEKVEYVFTVIYTFEALIKILARGFCLNEFTYLRDPWNWLDFSVITLAYVGAAIDLRGISGLRTFRVLRALKTVSVIPGLKVIVGALIHSVRKLADVTILTVFCLSVFALVGLQLFKGNLKNKCIRNGTDPHKADNLSSEMAEYIFIKPGTTDPLLCGNGSDAGHCPGGYVCLKTPDNPDFNYTSFDSFAWAFLSLFRLMTQDSWERLYQQTLRASGKMYMVFFVLVIFLGSFYLVNLILAVVTMAYEEQSQATIAEIEAKEKKFQEALEVLQKEQEVLAALGIDTTSLQSHSGSPLASKNANERRPRVKSRVSEGSTDDNRSPQSDPYNQRRMSFLGLSSGRRRASHGSVFHFRAPSQDISFPDGITDDGVFHGDQESRRGSILLGRGAGQTGPLPRSPLPQSPNPGRRHGEEGQLGVPTGELTAGAPEGPALDTTGQKSFLSAGYLNEPFRAQRAMSVVSIMTSVIEELEESKLKCPPCLISFAQKYLIWECCPKWRKFKMALFELVTDPFAELTITLCIVVNTVFMAMEHYPMTDAFDAMLQAGNIVFTVFFTMEMAFKIIAFDPYYYFQKKWNIFDCVIVTVSLLELSASKKGSLSVLRTFRLLRVFKLAKSWPTLNTLIKIIGNSVGALGNLTFILAIIVFIFALVGKQLLSEDYGCRKDGVSVWNGEKLRWHMCDFFHSFLVVFRILCGEWIENMWVCMEVSQKSICLILFLTVMVLGNLVVLNLFIALLLNSFSADNLTAPEDDGEVNNLQLALARIQVLGHRASRAIASYISSHCRFRWPKVETQLGMKPPLTSSEAKNHIATDAVSAAVGNLTKPALSSPKENHGDFITDPNVWVSVPIAEGESDLDELEEDMEQASQSSWQEEDPKGQQEQLPQVQKCENHQAARSPASMMSSEDLAPYLGESWKRKDSPQVPAEGVDDTSSSEGSTVDCPDPEEILRKIPELADDLDEPDDCFTEGCTRRCPCCNVNTSKSPWATGWQVRKTCYRIVEHSWFESFIIFMILLSSGALAFEDNYLEEKPRVKSVLEYTDRVFTFIFVFEMLLKWVAYGFKKYFTNAWCWLDFLIVNISLTSLIAKILEYSDVASIKALRTLRALRPLRALSRFEGMRVVVDALVGAIPSIMNVLLVCLIFWLIFSIMGVNLFAGKFSKCVDTRNNPFSNVNSTMVNNKSECHNQNSTGHFFWVNVKVNFDNVAMGYLALLQVATFKGWMDIMYAAVDSGEINSQPNWENNLYMYLYFVVFIIFGGFFTLNLFVGVIIDNFNQQKKKLGGQDIFMTEEQKKYYNAMKKLGSKKPQKPIPRPLNKYQGFVFDIVTRQAFDIIIMVLICLNMITMMVETDEQGEEKTKVLGRINQFFVAVFTGECVMKMFALRQYYFTNGWNVFDFIVVILSIGSLLFSAILKSLENYFSPTLFRVIRLARIGRILRLIRAAKGIRTLLFALMMSLPALFNIGLLLFLVMFIYSIFGMASFANVVDEAGIDDMFNFKTFGNSMLCLFQITTSAGWDGLLSPILNTGPPYCDPNLPNSNGSRGNCGSPAVGIIFFTTYIIISFLIVVNMYIAVILENFNVATEESTEPLSEDDFDMFYETWEKFDPEATQFIAFSALSDFADTLSGPLRIPKPNQNILIQMDLPLVPGDKIHCLDILFAFTKNVLGESGELDSLKTNMEEKFMATNLSKASYEPIATTLRWKQEDLSATVIQKAYRSYMLHRSLTLSNTLHVPRAEEDGVSLPGEGYVTFMANSGLPDKSETASATSFPPSYDSVTRGLSDRANINPSSSMQNEDEVAAKEGNSPGPQ

PDB Structures

Ligand Binding

1. DICL_CP

2. DICL_Pep

Binding Site

Disease

Location

Expressed in dorsal root ganglia; trigeminal ganglia; nodose ganglia and sciatic nerve

DOI ID

10.1074/jbc.271.11.5953; 10.1074/jbc.m401281200; 10.1523/jneurosci.21-16-06077.2001; 10.1038/nature00781

RefSeq

NP_058943.1 [Q62968-1]

Feature