Your Query returns 17 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
cdc27NC_0034234896SPBC337.18c    SPBC1734.02c   
cdc27NM_1398367227mks    CG8610    CDC27Dm    Dmcdc27    l(3)L7123   
cdc27NT_0374367227mks    CG8610    CDC27Dm    Dmcdc27    l(3)L7123   
cdc27BC0494667955wu:fb54g06    wu:fc88c12    fb54g06    fc88c12   
cdc27AL0318544896SPBC1734.02c    SPBC337.18c   
CDC27Z358454932
cdc27AL0318564896SPBC1734.02c    SPBC337.18c   
Cdc27NM_14543610090APC3    HNUC    CDC27Hs    116946
CDC27U000019606116946
CDC27BC0116569606D17S978E    APC3    D0S1430E    HNUC    116946
CDC27AY5183219606116946
CDC27NM_0012569606APC3    HNUC    D0S1430E    D17S978E    116946
Cdc27NT_03952110090116946
Cdc27BC02318710090CDC27Hs    APC3    HNUC    116946
Cdc27AE0035597227
CDC27NT_0107839606116946
CDC270N/ASNB1    APC3   

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

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Text2Knowledge ... Yong Huang 2002