{{Rsnum
|rsid=121918628
|Chromosome=2
|Orientation=minus
|geno1=(A;A)
|geno2=(A;C)
|geno3=(C;C)
|Gene=SCN1A
|position=165998049
|Assembly=GRCh38
|GenomeBuild=38.1
|dbSNPBuild=141
|Gene_s=LOC102724058,LOC102724067,SCN1A
}}{{omim
|id=182389
|rsnum=121918628
|variant=0012
}}
{{omim
|id=609634
|rsnum=121918628
}}{{ClinVar
|rsid=121918628
|Reversed=1
|FwdREF=C
|FwdALT=A
|REF=G
|ALT=T
|RSPOS=166854559
|CHROM=2
|dbSNPBuildID=133
|SSR=0
|SAO=1
|VP=0x050168000000000002110100
|GENEINFO=SCN1A:6323
|GENE_NAME=SCN1A
|GENE_ID=6323
|WGT=0
|VC=SNV
|CLNALLE=1
|CLNHGVS=NC_000002.11:g.166854559G>T
|CLNSRC=OMIM Allelic Variant; UniProtKB (variants)
|CLNORIGIN=1
|CLNSRCID=182389.0012; VAR_025281
|CLNSIG=5
|CLNCUI=C1864987
|CLNDBN=Familial hemiplegic migraine type 3
|Disease=Familial hemiplegic migraine type 3
|CLNACC=RCV000013753.24
|Tags=RV;PM;PMC;SLO;OTHERKG;LSD;OM
|CLNDSDB=GeneReviews:MedGen:OMIM:Orphanet
|CLNDSDBID=NBK1388:C1864987:609634:569
}}{{PMID Auto
|PMID=16054936
|Title=Mutation in the neuronal voltage-gated sodium channel SCN1A in familial hemiplegic migraine.
}}