Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
alpha5_dmNG_0005587227PRCZ    PSMA5    CG10938    CT30641    20S proteasome    ProsMA5   
alpha5_dmNM_0578547227PRCZ    PSMA5    CG10938    prosMA5   
alpha5_dmNM_1662217227PRCZ    PSMA5    CG10938    prosMA5   
alpha5_dmNT_0337787227PRCZ    PSMA5    CG10938    prosMA5   

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

Google

Text2Knowledge ... Yong Huang 2002