Identification
HMDB Protein ID CDBP04270
Secondary Accession Numbers Not Available
Name Sodium channel protein type 1 subunit alpha
Description Not Available
Synonyms
  1. Sodium channel protein brain I subunit alpha
  2. Sodium channel protein type I subunit alpha
  3. Voltage-gated sodium channel subunit alpha Nav1.1
Gene Name SCN1A
Protein Type Transporter
Biological Properties
General Function Involved in ion channel activity
Specific Function 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 Na(+) ions may pass in accordance with their electrochemical gradient
GO Classification
Component
membrane
cell part
ion channel complex
cation channel complex
macromolecular complex
protein complex
sodium channel complex
voltage-gated sodium channel complex
Function
cation channel activity
transmembrane transporter activity
substrate-specific transmembrane transporter activity
ion transmembrane transporter activity
sodium channel activity
transporter activity
ion channel activity
voltage-gated sodium channel activity
Process
sodium ion transport
establishment of localization
transport
transmembrane transport
monovalent inorganic cation transport
ion transport
cation transport
Cellular Location
  1. Membrane
  2. Multi-pass membrane protein
Pathways
Gene Properties
Chromosome Location Chromosome:2
Locus 2q24.3
SNPs SCN1A
Gene Sequence
>6030 bp
ATGGAGCAAACAGTGCTTGTACCACCAGGACCTGACAGCTTCAACTTCTTCACCAGAGAA
TCTCTTGCGGCTATTGAAAGACGCATTGCAGAAGAAAAGGCAAAGAATCCCAAACCAGAC
AAAAAAGATGACGACGAAAATGGCCCAAAGCCAAATAGTGACTTGGAAGCTGGAAAGAAC
CTTCCATTTATTTATGGAGACATTCCTCCAGAGATGGTGTCAGAGCCCCTGGAGGACCTG
GACCCCTACTATATCAATAAGAAAACTTTTATAGTATTGAATAAAGGGAAGGCCATCTTC
CGGTTCAGTGCCACCTCTGCCCTGTACATTTTAACTCCCTTCAATCCTCTTAGGAAAATA
GCTATTAAGATTTTGGTACATTCATTATTCAGCATGCTAATTATGTGCACTATTTTGACA
AACTGTGTGTTTATGACAATGAGTAACCCTCCTGATTGGACAAAGAATGTAGAATACACC
TTCACAGGAATATATACTTTTGAATCACTTATAAAAATTATTGCAAGGGGATTCTGTTTA
GAAGATTTTACTTTCCTTCGGGATCCATGGAACTGGCTCGATTTCACTGTCATTACATTT
GCGTACGTCACAGAGTTTGTGGACCTGGGCAATGTCTCGGCATTGAGAACATTCAGAGTT
CTCCGAGCATTGAAGACGATTTCAGTCATTCCAGGCCTGAAAACCATTGTGGGAGCCCTG
ATCCAGTCTGTGAAGAAGCTCTCAGATGTAATGATCCTGACTGTGTTCTGTCTGAGCGTA
TTTGCTCTAATTGGGCTGCAGCTGTTCATGGGCAACCTGAGGAATAAATGTATACAATGG
CCTCCCACCAATGCTTCCTTGGAGGAACATAGTATAGAAAAGAATATAACTGTGAATTAT
AATGGTACACTTATAAATGAAACTGTCTTTGAGTTTGACTGGAAGTCATATATTCAAGAT
TCAAGATATCATTATTTCCTGGAGGGTTTTTTAGATGCACTACTATGTGGAAATAGCTCT
GATGCAGGCCAATGTCCAGAGGGATATATGTGTGTGAAAGCTGGTAGAAATCCCAATTAT
GGCTACACAAGCTTTGATACCTTCAGTTGGGCTTTTTTGTCCTTGTTTCGACTAATGACT
CAGGACTTCTGGGAAAATCTTTATCAACTGACATTACGTGCTGCTGGGAAAACGTACATG
ATATTTTTTGTATTGGTCATTTTCTTGGGCTCATTCTACCTAATAAATTTGATCCTGGCT
GTGGTGGCCATGGCCTACGAGGAACAGAATCAGGCCACCTTGGAAGAAGCAGAACAGAAA
GAGGCCGAATTTCAGCAGATGATTGAACAGCTTAAAAAGCAACAGGAGGCAGCTCAGCAG
GCAGCAACGGCAACTGCCTCAGAACATTCCAGAGAGCCCAGTGCAGCAGGCAGGCTCTCA
GACAGCTCATCTGAAGCCTCTAAGTTGAGTTCCAAGAGTGCTAAGGAAAGAAGAAATCGG
AGGAAGAAAAGAAAACAGAAAGAGCAGTCTGGTGGGGAAGAGAAAGATGAGGATGAATTC
CAAAAATCTGAATCTGAGGACAGCATCAGGAGGAAAGGTTTTCGCTTCTCCATTGAAGGG
AACCGATTGACATATGAAAAGAGGTACTCCTCCCCACACCAGTCTTTGTTGAGCATCCGT
GGCTCCCTATTTTCACCAAGGCGAAATAGCAGAACAAGCCTTTTCAGCTTTAGAGGGCGA
GCAAAGGATGTGGGATCTGAGAACGACTTCGCAGATGATGAGCACAGCACCTTTGAGGAT
AACGAGAGCCGTAGAGATTCCTTGTTTGTGCCCCGACGACACGGAGAGAGACGCAACAGC
AACCTGAGTCAGACCAGTAGGTCATCCCGGATGCTGGCAGTGTTTCCAGCGAATGGGAAG
ATGCACAGCACTGTGGATTGCAATGGTGTGGTTTCCTTGGTTGGTGGACCTTCAGTTCCT
ACATCGCCTGTTGGACAGCTTCTGCCAGAGGTGATAATAGATAAGCCAGCTACTGATGAC
AATGGAACAACCACTGAAACTGAAATGAGAAAGAGAAGGTCAAGTTCTTTCCACGTTTCC
ATGGACTTTCTAGAAGATCCTTCCCAAAGGCAACGAGCAATGAGTATAGCCAGCATTCTA
ACAAATACAGTAGAAGAACTTGAAGAATCCAGGCAGAAATGCCCACCCTGTTGGTATAAA
TTTTCCAACATATTCTTAATCTGGGACTGTTCTCCATATTGGTTAAAAGTGAAACATGTT
GTCAACCTGGTTGTGATGGACCCATTTGTTGACCTGGCCATCACCATCTGTATTGTCTTA
AATACTCTTTTCATGGCCATGGAGCACTATCCAATGACGGACCATTTCAATAATGTGCTT
ACAGTAGGAAACTTGGTTTTCACTGGGATCTTTACAGCAGAAATGTTTCTGAAAATTATT
GCCATGGATCCTTACTATTATTTCCAAGAAGGCTGGAATATCTTTGACGGTTTTATTGTG
ACGCTTAGCCTGGTAGAACTTGGACTCGCCAATGTGGAAGGATTATCTGTTCTCCGTTCA
TTTCGATTGCTGCGAGTTTTCAAGTTGGCAAAATCTTGGCCAACGTTAAATATGCTAATA
AAGATCATCGGCAATTCCGTGGGGGCTCTGGGAAATTTAACCCTCGTCTTGGCCATCATC
GTCTTCATTTTTGCCGTGGTCGGCATGCAGCTCTTTGGTAAAAGCTACAAAGATTGTGTC
TGCAAGATCGCCAGTGATTGTCAACTCCCACGCTGGCACATGAATGACTTCTTCCACTCC
TTCCTGATTGTGTTCCGCGTGCTGTGTGGGGAGTGGATAGAGACCATGTGGGACTGTATG
GAGGTTGCTGGTCAAGCCATGTGCCTTACTGTCTTCATGATGGTCATGGTGATTGGAAAC
CTAGTGGTCCTGAATCTCTTTCTGGCCTTGCTTCTGAGCTCATTTAGTGCAGACAACCTT
GCAGCCACTGATGATGATAATGAAATGAATAATCTCCAAATTGCTGTGGATAGGATGCAC
AAAGGAGTAGCTTATGTGAAAAGAAAAATATATGAATTTATTCAACAGTCCTTCATTAGG
AAACAAAAGATTTTAGATGAAATTAAACCACTTGATGATCTAAACAACAAGAAAGACAGT
TGTATGTCCAATCATACAACAGAAATTGGGAAAGATCTTGACTATCTTAAAGATGTAAAT
GGAACTACAAGTGGTATAGGAACTGGCAGCAGTGTTGAAAAATACATTATTGATGAAAGT
GATTACATGTCATTCATAAACAACCCCAGTCTTACTGTGACTGTACCAATTGCTGTAGGA
GAATCTGACTTTGAAAATTTAAACACGGAAGACTTTAGTAGTGAATCGGATCTGGAAGAA
AGCAAAGAGAAACTGAATGAAAGCAGTAGCTCATCAGAAGGTAGCACTGTGGACATCGGC
GCACCTGTAGAAGAACAGCCCGTAGTGGAACCTGAAGAAACTCTTGAACCAGAAGCTTGT
TTCACTGAAGGCTGTGTACAAAGATTCAAGTGTTGTCAAATCAATGTGGAAGAAGGCAGA
GGAAAACAATGGTGGAACCTGAGAAGGACGTGTTTCCGAATAGTTGAACATAACTGGTTT
GAGACCTTCATTGTTTTCATGATTCTCCTTAGTAGTGGTGCTCTGGCATTTGAAGATATA
TATATTGATCAGCGAAAGACGATTAAGACGATGTTGGAATATGCTGACAAGGTTTTCACT
TACATTTTCATTCTGGAAATGCTTCTAAAATGGGTGGCATATGGCTATCAAACATATTTC
ACCAATGCCTGGTGTTGGCTGGACTTCTTAATTGTTGATGTTTCATTGGTCAGTTTAACA
GCAAATGCCTTGGGTTACTCAGAACTTGGAGCCATCAAATCTCTCAGGACACTAAGAGCT
CTGAGACCTCTAAGAGCCTTATCTCGATTTGAAGGGATGAGGGTGGTTGTGAATGCCCTT
TTAGGAGCAATTCCATCCATCATGAATGTGCTTCTGGTTTGTCTTATATTCTGGCTAATT
TTCAGCATCATGGGCGTAAATTTGTTTGCTGGCAAATTCTACCACTGTATTAACACCACA
ACTGGTGACAGGTTTGACATCGAAGACGTGAATAATCATACTGATTGCCTAAAACTAATA
GAAAGAAATGAGACTGCTCGATGGAAAAATGTGAAAGTAAACTTTGATAATGTAGGATTT
GGGTATCTCTCTTTGCTTCAAGTTGCCACATTCAAAGGATGGATGGATATAATGTATGCA
GCAGTTGATTCCAGAAATGTGGAACTCCAGCCTAAGTATGAAGAAAGTCTGTACATGTAT
CTTTACTTTGTTATTTTCATCATCTTTGGGTCCTTCTTCACCTTGAACCTGTTTATTGGT
GTCATCATAGATAATTTCAACCAGCAGAAAAAGAAGTTTGGAGGTCAAGACATCTTTATG
ACAGAAGAACAGAAGAAATACTATAATGCAATGAAAAAATTAGGATCGAAAAAACCGCAA
AAGCCTATACCTCGACCAGGAAACAAATTTCAAGGAATGGTCTTTGACTTCGTAACCAGA
CAAGTTTTTGACATAAGCATCATGATTCTCATCTGTCTTAACATGGTCACAATGATGGTG
GAAACAGATGACCAGAGTGAATATGTGACTACCATTTTGTCACGCATCAATCTGGTGTTC
ATTGTGCTATTTACTGGAGAGTGTGTACTGAAACTCATCTCTCTACGCCATTATTATTTT
ACCATTGGATGGAATATTTTTGATTTTGTGGTTGTCATTCTCTCCATTGTAGGTATGTTT
CTTGCCGAGCTGATAGAAAAGTATTTCGTGTCCCCTACCCTGTTCCGAGTGATCCGTCTT
GCTAGGATTGGCCGAATCCTACGTCTGATCAAAGGAGCAAAGGGGATCCGCACGCTGCTC
TTTGCTTTGATGATGTCCCTTCCTGCGTTGTTTAACATCGGCCTCCTACTCTTCCTAGTC
ATGTTCATCTACGCCATCTTTGGGATGTCCAACTTTGCCTATGTTAAGAGGGAAGTTGGG
ATCGATGACATGTTCAACTTTGAGACCTTTGGCAACAGCATGATCTGCCTATTCCAAATT
ACAACCTCTGCTGGCTGGGATGGATTGCTAGCACCCATTCTCAACAGTAAGCCACCCGAC
TGTGACCCTAATAAAGTTAACCCTGGAAGCTCAGTTAAGGGAGACTGTGGGAACCCATCT
GTTGGAATTTTCTTTTTTGTCAGTTACATCATCATATCCTTCCTGGTTGTGGTGAACATG
TACATCGCGGTCATCCTGGAGAACTTCAGTGTTGCTACTGAAGAAAGTGCAGAGCCTCTG
AGTGAGGATGACTTTGAGATGTTCTATGAGGTTTGGGAGAAGTTTGATCCCGATGCAACT
CAGTTCATGGAATTTGAAAAATTATCTCAGTTTGCAGCTGCGCTTGAACCGCCTCTCAAT
CTGCCACAACCAAACAAACTCCAGCTCATTGCCATGGATTTGCCCATGGTGAGTGGTGAC
CGGATCCACTGTCTTGATATCTTATTTGCTTTTACAAAGCGGGTTCTAGGAGAGAGTGGA
GAGATGGATGCTCTACGAATACAGATGGAAGAGCGATTCATGGCTTCCAATCCTTCCAAG
GTCTCCTATCAGCCAATCACTACTACTTTAAAACGAAAACAAGAGGAAGTATCTGCTGTC
ATTATTCAGCGTGCTTACAGACGCCACCTTTTAAAGCGAACTGTAAAACAAGCTTCCTTT
ACGTACAATAAAAACAAAATCAAAGGTGGGGCTAATCTTCTTATAAAAGAAGACATGATA
ATTGACAGAATAAATGAAAACTCTATTACAGAAAAAACTGATCTGACCATGTCCACTGCA
GCTTGTCCACCTTCCTATGACCGGGTGACAAAGCCAATTGTGGAAAAACATGAGCAAGAA
GGCAAAGATGAAAAAGCCAAAGGGAAATAA
Protein Properties
Number of Residues 2009
Molecular Weight 228969.5
Theoretical pI 5.53
Pfam Domain Function
Signals
  • ["None"]
Transmembrane Regions
  • ["124-147", "156-175", "189-207", "214-233", "250-273", "400-425", "763-787", "799-822", "831-850", "857-876", "893-913", "967-992", "1214-1237", "1251-1276", "1283-1304", "1309-1330", "1350-1377", "1457-1483", "1537-1560", "1572-1595", "1602-1625", "1636-1657", "1673-1695", "1762-1786"]
Protein Sequence
>Sodium channel protein type 1 subunit alpha
MEQTVLVPPGPDSFNFFTRESLAAIERRIAEEKAKNPKPDKKDDDENGPKPNSDLEAGKN
LPFIYGDIPPEMVSEPLEDLDPYYINKKTFIVLNKGKAIFRFSATSALYILTPFNPLRKI
AIKILVHSLFSMLIMCTILTNCVFMTMSNPPDWTKNVEYTFTGIYTFESLIKIIARGFCL
EDFTFLRDPWNWLDFTVITFAYVTEFVDLGNVSALRTFRVLRALKTISVIPGLKTIVGAL
IQSVKKLSDVMILTVFCLSVFALIGLQLFMGNLRNKCIQWPPTNASLEEHSIEKNITVNY
NGTLINETVFEFDWKSYIQDSRYHYFLEGFLDALLCGNSSDAGQCPEGYMCVKAGRNPNY
GYTSFDTFSWAFLSLFRLMTQDFWENLYQLTLRAAGKTYMIFFVLVIFLGSFYLINLILA
VVAMAYEEQNQATLEEAEQKEAEFQQMIEQLKKQQEAAQQAATATASEHSREPSAAGRLS
DSSSEASKLSSKSAKERRNRRKKRKQKEQSGGEEKDEDEFQKSESEDSIRRKGFRFSIEG
NRLTYEKRYSSPHQSLLSIRGSLFSPRRNSRTSLFSFRGRAKDVGSENDFADDEHSTFED
NESRRDSLFVPRRHGERRNSNLSQTSRSSRMLAVFPANGKMHSTVDCNGVVSLVGGPSVP
TSPVGQLLPEVIIDKPATDDNGTTTETEMRKRRSSSFHVSMDFLEDPSQRQRAMSIASIL
TNTVEELEESRQKCPPCWYKFSNIFLIWDCSPYWLKVKHVVNLVVMDPFVDLAITICIVL
NTLFMAMEHYPMTDHFNNVLTVGNLVFTGIFTAEMFLKIIAMDPYYYFQEGWNIFDGFIV
TLSLVELGLANVEGLSVLRSFRLLRVFKLAKSWPTLNMLIKIIGNSVGALGNLTLVLAII
VFIFAVVGMQLFGKSYKDCVCKIASDCQLPRWHMNDFFHSFLIVFRVLCGEWIETMWDCM
EVAGQAMCLTVFMMVMVIGNLVVLNLFLALLLSSFSADNLAATDDDNEMNNLQIAVDRMH
KGVAYVKRKIYEFIQQSFIRKQKILDEIKPLDDLNNKKDSCMSNHTAEIGKDLDYLKDVN
GTTSGIGTGSSVEKYIIDESDYMSFINNPSLTVTVPIAVGESDFENLNTEDFSSESDLEE
SKEKLNESSSSSEGSTVDIGAPVEEQPVVEPEETLEPEACFTEGCVQRFKCCQINVEEGR
GKQWWNLRRTCFRIVEHNWFETFIVFMILLSSGALAFEDIYIDQRKTIKTMLEYADKVFT
YIFILEMLLKWVAYGYQTYFTNAWCWLDFLIVDVSLVSLTANALGYSELGAIKSLRTLRA
LRPLRALSRFEGMRVVVNALLGAIPSIMNVLLVCLIFWLIFSIMGVNLFAGKFYHCINTT
TGDRFDIEDVNNHTDCLKLIERNETARWKNVKVNFDNVGFGYLSLLQVATFKGWMDIMYA
AVDSRNVELQPKYEESLYMYLYFVIFIIFGSFFTLNLFIGVIIDNFNQQKKKFGGQDIFM
TEEQKKYYNAMKKLGSKKPQKPIPRPGNKFQGMVFDFVTRQVFDISIMILICLNMVTMMV
ETDDQSEYVTTILSRINLVFIVLFTGECVLKLISLRHYYFTIGWNIFDFVVVILSIVGMF
LAELIEKYFVSPTLFRVIRLARIGRILRLIKGAKGIRTLLFALMMSLPALFNIGLLLFLV
MFIYAIFGMSNFAYVKREVGIDDMFNFETFGNSMICLFQITTSAGWDGLLAPILNSKPPD
CDPNKVNPGSSVKGDCGNPSVGIFFFVSYIIISFLVVVNMYIAVILENFSVATEESAEPL
SEDDFEMFYEVWEKFDPDATQFMEFEKLSQFAAALEPPLNLPQPNKLQLIAMDLPMVSGD
RIHCLDILFAFTKRVLGESGEMDALRIQMEERFMASNPSKVSYQPITTTLKRKQEEVSAV
IIQRAYRRHLLKRTVKQASFTYNKNKIKGGANLLIKEDMIIDRINENSITEKTDLTMSTA
ACPPSYDRVTKPIVEKHEQEGKDEKAKGK
GenBank ID Protein 23978418
UniProtKB/Swiss-Prot ID P35498
UniProtKB/Swiss-Prot Entry Name SCN1A_HUMAN
PDB IDs
GenBank Gene ID AB093548
GeneCard ID SCN1A
GenAtlas ID SCN1A
HGNC ID HGNC:10585
References
General References Not Available