Table 1.
Isoform | Epilepsy Syndromes | Mutations | References |
---|---|---|---|
SCN1A | SMEI (DS), GEFS+, BFEI | T875M, W1204, R1648H, R1648C, F1661S, P1632S, V1611F, F1808L, T1909I, R1575C, D1866Y | 25-34 |
SCN2A | BFNIS, BNS, EE, OS, BIS, DEE, GEFS+ | A263V, V423L, Y1859C, R188W, R1882Q | 35-41 |
SCN3A | DEE, FE | K434Q, K354Q, R357Q, D766N, E1111K, M1323V, I875T, P1333L, V1769A, L855P, I1468R, T1486I, R1621G, R1621Q, F1646C, M1765I, V1769A, V1280I | 42-45 |
SCN8A | DEE | N1768D, R1872W, G1475R, A1491V, R1872L, N374K, M1391I, A1622D, R850Q, T767I, R1617Q | 46-51 |
Abbreviations: BFEI, benign focal epilepsy of infancy; BFNIS, benign familial neonatal/infantile seizures; BIS, benign infantile seizures; BNS, benign neonatal seizures; DEE, developmental and epileptic encephalopathy; DS, Dravet syndrome; EE, epileptic encephalopathy; FE, focal epilepsy; GEFS+, generalized epilepsy with febrile seizures plus; OS, Ohtahara syndrome; SMEI, severe myoclonic epilepsy of infancy.