A57T (p.Ala57Thr) variant of KCNH2 (hERG)
A57T (p.Ala57Thr) 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 0.64 / 1. The record also includes population frequency data, experimental measurements, published literature, and structural context.
A57T (p.Ala57Thr) variant details
- p.Ala57Thr
- rs199472846
- ClinGen CA369865757
- ClinVar RCV000810996
- TOPMed rs199472846
- Uncertain significance
- Long QT syndrome
- Missense
- Variant Prioritization Score for Impact Estimate 0.635
- REVEL 0.51
- AlphaMissense 0.33
- MetaLR 0.96
- MetaSVM 1.11
- CADD 22.60
- PolyPhen-2 0.28
- ClinVar: Uncertain significance (Long QT syndrome)
- EBI: Variant of uncertain significance (in LQT2)
- UniProt: Uncertain significance (in LQT2)
- Most common in the 1KG:BEB population (allele frequency 0.0051)
- Structural context available
- KCNH2 MAVE Trafficking Scores: score 81.5
- 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)