Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
beta1/2NC_0043547227bap    BAD1    CG12532    AP-2beta    AP-beta1   
beta1/2NM_0786917227bap    BAD1    CG12532    AP-2beta    AP-beta1   

Search Again
* OMIM link based on symbol match for human and mouse.

Google

Text2Knowledge ... Yong Huang 2002