CHRNA7 and epilepsy: In contrast, larger 15q13.3 deletions (∼1.5 Mb) between BP4 and BP5, encompassing the CHRNA7 locus have been associated with disorders such as ID, epilepsy, schizophrenia, and ASD [43], [46]–[48], [50], [52]–[54], [57]–[59].