GABRG2 and Febrile seizure (within the age range of 3 months to 6 years): Missense or nonsense mutations of GABRA1, GABRB3 and GABRG2 epilepsy genes are linked with classical GEs with autosomal dominant inheritance including, GEFS+, childhood absence epilepsy, febrile seizures, and juvenile myoclonic epilepsy.