A420V (p.Ala420Val) variant of SCN1A (Nav1.1)
A420V (p.Ala420Val) in SCN1A (Nav1.1) is a missense change. Clinical records from ClinVar, EBI, and UniProt describe it as likely pathogenic in the context of Generalized epilepsy with febrile seizures plus. The available variant effect predictions contribute to a CATVariant prioritization score of 0.92 / 1. The record also includes published literature and structural context.
A420V (p.Ala420Val) variant details
- p.Ala420Val
- rs794726826
- ClinGen CA303506
- ClinVar RCV000180952
- ClinVar RCV005889656
- Likely pathogenic
- Generalized epilepsy with febrile seizures plus
- Missense
- Variant Prioritization Score for Impact Estimate 0.92
- AlphaMissense 0.98
- MetaLR 0.98
- MetaSVM 1.07
- PolyPhen-2 1.00
- SIFT 0.00
- EVE 0.76
- ClinVar: Likely pathogenic (Generalized epilepsy with febrile seizures plus)
- EBI: Pathogenic
- UniProt: Pathogenic
- Structural context available
- Cited in: SCN1A Seizure Disorders. (PMID 20301494)
- Cited in: EFNS guidelines on the molecular diagnosis of channelopathies, epilepsies, migraine, stroke, and dementias. (PMID 20298421)