Gene Gene information from NCBI Gene database.
Entrez ID 6329
Gene name Sodium voltage-gated channel alpha subunit 4
Gene symbol SCN4A
Synonyms (NCBI Gene)
CMS16CMYO22ACMYP22AHOKPP2HYKPPHYPPNAC1ANa(V)1.4Nav1.4SkM1
Chromosome 17
Chromosome location 17q23.3
Summary Voltage-gated sodium channels are transmembrane glycoprotein complexes composed of a large alpha subunit with 24 transmembrane domains and one or more regulatory beta subunits. They are responsible for the generation and propagation of action potentials i
SNPs SNP information provided by dbSNP.
61
SNP ID Visualize variation Clinical significance Consequence
rs80338789 C>T Pathogenic Missense variant, coding sequence variant
rs80338790 A>G Pathogenic Missense variant, coding sequence variant
rs80338791 C>T Pathogenic Missense variant, coding sequence variant
rs80338792 C>A,G,T Pathogenic Missense variant, coding sequence variant
rs80338951 G>A,T Pathogenic, benign Stop gained, missense variant, coding sequence variant
miRNA miRNA information provided by mirtarbase database.
96
miRTarBase ID miRNA Experiments Reference
MIRT018528 hsa-miR-335-5p Microarray 18185580
MIRT622341 hsa-miR-329-3p HITS-CLIP 23824327
MIRT622340 hsa-miR-362-3p HITS-CLIP 23824327
MIRT622339 hsa-miR-1284 HITS-CLIP 23824327
MIRT622338 hsa-miR-3941 HITS-CLIP 23824327
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
27
GO ID Ontology Definition Evidence Reference
GO:0001508 Process Action potential IEA
GO:0001518 Component Voltage-gated sodium channel complex IBA
GO:0001518 Component Voltage-gated sodium channel complex IDA 30190309
GO:0001518 Component Voltage-gated sodium channel complex IEA
GO:0005216 Function Monoatomic ion channel activity IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
603967 10591 ENSG00000007314
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
P35499
Protein name Sodium channel protein type 4 subunit alpha (SkM1) (Sodium channel protein skeletal muscle subunit alpha) (Sodium channel protein type IV subunit alpha) (Voltage-gated sodium channel subunit alpha Nav1.4)
Protein function Pore-forming subunit of Nav1.4, a voltage-gated sodium (Nav) channel that directly mediates the depolarizing phase of action potentials in excitable membranes. Navs, also called VGSCs (voltage-gated sodium channels) or VDSCs (voltage-dependent s
PDB 6AGF , 6MBA , 6MC9
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00520 Ion_trans 130 458 Ion transport protein Family
PF00520 Ion_trans 577 810 Ion transport protein Family
PF06512 Na_trans_assoc 816 1026 Sodium ion transport-associated Family
PF00520 Ion_trans 1030 1306 Ion transport protein Family
PF00520 Ion_trans 1352 1609 Ion transport protein Family
Sequence
MARPSLCTLVPLGPECLRPFTRESLAAIEQRAVEEEARLQRNKQMEIEEPERKPRSDLEA
GKNLPMIYGDPPPEVIGIPLEDLDPYYSNKKTFIVLNKGKAIFRFSATPALYLLSPFSVV
RRGAIKVLIHALFSMFIMITILTNCVFMTMSDPPPWSKNVEYTFTGIYTFESLIKILARG
FCVDDFTFLRDPWNWLDFSVIMMAYLTEFVDLGNISALRTFRVLRALKTITVIPGLKTIV
GALIQSVKKLSDVMILTVFCLSVFALVGLQLFMGNLRQKCVRWPPPFNDTNTTWYSNDTW
YGNDTWYGNEMWYGNDSWYANDTWNSHASWATNDTFDWDAYISDEGNFYFLEGSNDALLC
GNSSDAGHCPEGYECIKTGRNPNYGYTSYDTFSWAFLALFRLMTQDYWENLFQLTLRAAG
KTYMIFFVVIIFLGSFYLINLILAVVAMAYAEQNEATL
AEDKEKEEEFQQMLEKFKKHQE
ELEKAKAAQALEGGEADGDPAHGKDCNGSLDTSQGEKGAPRQSSSGDSGISDAMEELEEA
HQKCPPWWYKCAHKVLIWNCCAPWLKFKNIIHLIVMDPFVDLGITICIVLNTLFMAMEHY
PMTEHFDNVLTVGNLVFTGIFTAEMVLKLIAMDPYEYFQQGWNIFDSIIVTLSLVELGLA
NVQGLSVLRSFRLLRVFKLAKSWPTLNMLIKIIGNSVGALGNLTLVLAIIVFIFAVVGMQ
LFGKSYKECVCKIALDCNLPRWHMHDFFHSFLIVFRILCGEWIETMWDCMEVAGQAMCLT
VFLMVMVIGNLVVLNLFLALLLSSFSADSL
AASDEDGEMNNLQIAIGRIKLGIGFAKAFL
LGLLHGKILSPKDIMLSLGEADGAGEAGEAGETAPEDEKKEPPEEDLKKDNHILNHMGLA
DGPPSSLELDHLNFINNPYLTIQVPIASEESDLEMPTEEETDTFSEPEDSKKPPQPLYDG
NSSVCSTADYKPPEEDPEEQAEENPEGEQPEECFTEACVQRWPCLYVDISQGRGKKWWTL
RRACFK
IVEHNWFETFIVFMILLSSGALAFEDIYIEQRRVIRTILEYADKVFTYIFIMEM
LLKWVAYGFKVYFTNAWCWLDFLIVDVSIISLVANWLGYSELGPIKSLRTLRALRPLRAL
SRFEGMRVVVNALLGAIPSIMNVLLVCLIFWLIFSIMGVNLFAGKFYYCINTTTSERFDI
SEVNNKSECESLMHTGQVRWLNVKVNYDNVGLGYLSLLQVATFKGWMDIMYAAVDSREKE
EQPQYEVNLYMYLYFVIFIIFGSFFTLNLFIGVIIDNFNQQKKKLG
GKDIFMTEEQKKYY
NAMKKLGSKKPQKPIPRPQNKIQGMVYDLVTKQAFDITIMILICLNMVTMMVETDNQSQL
KVDILYNINMIFIIIFTGECVLKMLALRQYYFTVGWNIFDFVVVILSIVGLALSDLIQKY
FVSPTLFRVIRLARIGRVLRLIRGAKGIRTLLFALMMSLPALFNIGLLLFLVMFIYSIFG
MSNFAYVKKESGIDDMFNFETFGNSIICLFEITTSAGWDGLLNPILNSGPPDCDPNLENP
GTSVKGDCGNPSIGICFFCSYIIISFLIVVNMYIAIILENFNVATEESS
EPLGEDDFEMF
YETWEKFDPDATQFIAYSRLSDFVDTLQEPLRIAKPNKIKLITLDLPMVPGDKIHCLDIL
FALTKEVLGDSGEMDALKQTMEEKFMAANPSKVSYEPITTTLKRKHEEVCAIKIQRAYRR
HLLQRSMKQASYMYRHSHDGSGDDAPEKEGLLANTMSKMYGHENGNSSSPSPEEKGEAGD
AGPTMGLMPISPSDTAWPPAPPPGQTVRPGVKESLV
Sequence length 1836
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  Reactome
    Phase 0 - rapid depolarisation
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
64
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Abnormality of the musculature Likely pathogenic; Pathogenic rs121908556 RCV001813957
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Acetazolamide-responsive myotonia Pathogenic; Likely pathogenic rs80338788, rs121908559 RCV003387718
RCV003323353
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Arthrogryposis multiplex congenita Likely pathogenic rs1597978607 RCV000855486
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Congenital myasthenic syndrome Pathogenic rs121908553 RCV000235023
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
Batten-Turner congenital myopathy Conflicting classifications of pathogenicity ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Cervical cancer Benign ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Congenital Myasthenic Syndrome, Recessive Benign; Likely benign; Uncertain significance ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Congenital myotonia, autosomal dominant form Uncertain significance ClinVar
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Adrenal Cortical Adenoma Adrenocortical adenoma HPO_DG
★☆☆☆☆
Found in Text Mining only
Adrenal Hyperplasia Congenital Congenital adrenal hyperplasia Pubtator 33389921 Associate
★☆☆☆☆
Found in Text Mining only
Aggressive Periodontitis Aggressive Periodontitis BEFREE 21665479
★☆☆☆☆
Found in Text Mining only
Andersen Syndrome Andersen-tawil syndrome Pubtator 33345742 Associate
★☆☆☆☆
Found in Text Mining only
Apnea Apnea Pubtator 29605429 Associate
★☆☆☆☆
Found in Text Mining only
Arrhythmias Cardiac Cardiac arrhythmias Pubtator 26036855, 30944319, 33263785 Associate
★☆☆☆☆
Found in Text Mining only
Asthma Asthma HPO_DG
★☆☆☆☆
Found in Text Mining only
Atrial Septal Defects Atrial Septal Defect CLINVAR_DG 15596759, 19065518
★☆☆☆☆
Found in Text Mining only
Becker Generalized Myotonia Congenital myotonia CTD_human_DG 1316765
★☆☆☆☆
Found in Text Mining only
Blepharoptosis Ptosis HPO_DG
★☆☆☆☆
Found in Text Mining only