Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
AP-3betaNC_0043547227beta3    CG11427    rb   
AP-3betaNM_0803327227beta3    CG11427    rb   

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

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Text2Knowledge ... Yong Huang 2002