I18L (p.Ile18Leu) variant of KCNH2 (hERG)
I18L (p.Ile18Leu) in KCNH2 (hERG) is a missense change. Clinical records from ClinVar, EBI, and UniProt describe it as uncertain significance in the context of Long QT syndrome. The available variant effect predictions contribute to a CATVariant prioritization score of 0.78 / 1. The record also includes experimental measurements, published literature, and structural context.
I18L (p.Ile18Leu) variant details
- p.Ile18Leu
- rs1012070155
- ClinGen CA369866677
- ClinVar RCV004015577
- Uncertain significance
- Long QT syndrome
- Missense
- Variant Prioritization Score for Impact Estimate 0.777
- AlphaMissense 0.59
- MetaLR 0.94
- MetaSVM 1.18
- PolyPhen-2 0.00
- SIFT 0.00
- MutPred 0.48
- ClinVar: Uncertain significance (Long QT syndrome)
- EBI: Variant of uncertain significance
- UniProt: Uncertain significance
- Structural context available
- KCNH2 MAVE Trafficking Scores: score 80.3
- Cited in: Long QT Syndrome Overview. (PMID 20301308)
- Cited in: Executive summary: HRS/EHRA/APHRS expert consensus statement on the diagnosis and management of patients with inherited… (PMID 23994779)