Chrnb2 http://identifiers.org/mgd/MGI:87891 [b]2-nAchR - cholinergic receptor, nicotinic, beta polypeptide 2 (neuronal) protein coding gene MGI:87891 Gene Acrb-2|[b]2-nAchR|Acrb2|C030030P04Rik Acrb-2 C030030P04Rik Acrb2 genetic mapping O