Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CPbeta2NM_00979810090CPB1    CPB2    Cappb1    CPbeat2    CPbeta1    1700120C01Rik    Capzb   
CPbeta2BC00205310090CPB1    CPB2    CPbeat2    CPbeta1    Capzb   

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

Google

Text2Knowledge ... Yong Huang 2002