GABRG2 and epilepsy: Furthermore, GABRA1–/– and gabrg2–/– larvae, both modeling mutations reported in common epilepsy syndromes (Wallace et al., 2001; Johannesen et al., 2016), exhibit reflexive seizure-like events in response to light stimulation, reported as convulsive motor abnormalities and abnormal brain synchrony (Supplementary Video S2; Samarut et al., 2018; Liao et al., 2019).