Your Query returns 7 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
PolalphaNM_0792487227POLA    PRI1    CG7108    Dpri50    polalpha50    DNApol-alpha50   
PolalphaNM_0798047227POLA    CG5923    DNApol-alpha73   
PolalphaNM_0804887227POLA    CG6349    DNApola    AAB24152    DmPolalpha    DNApol-alpha180   
PolalphaNM_1703277227POLA    CG5923    DNApol-alpha73   
PolalphaNT_0337777227POLA    CG6349    DNApola    AAB24152    DmPolalpha    DNApol-alpha180   
PolalphaNT_0337777227POLA    CG5923    DNApol-alpha73   
PolalphaNT_0374367227POLA    PRI1    CG7108    Dpri50    polalpha50    DNApol-alpha50   

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

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Text2Knowledge ... Yong Huang 2002