CHRFAM7A (Hsap) alpha-7 nicotinic cholinergic receptor subunit alpha 7 neuronal nicotinic acetylcholine receptor-FAM7A hybrid CHRNA7 (cholinergic receptor, nicotinic, alpha 7, exons 5-10) and FAM7A (family with sequence similarity 7A, exons A-E) fusion CHRNA7 (cholinergic receptor, nicotinic, alpha polypeptide 7, exons 5-10) and FAM7A (family with sequence similarity 7A, exons A-E) fusion CHRNA7-DR1 CHRNA7-FAM7A fusion protein CHRNA7 D-10 Neuronal acetylcholine receptor subunit alpha-7 NACHRA7 gene