Your Query returns 6 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
reg-5NG_0005327227Dreg    CG2928    CT9939    DREG-5   
reg-5NM_0578257227Dreg    Dreg5    CG2928    DREG-5   
reg-5NT_0337787227Dreg    Dreg5    CG2928    DREG-5   
Reg-5AY0610227227
Reg-5AY0714597227
Reg-5AE0034657227

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

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Text2Knowledge ... Yong Huang 2002