Your Query returns 17 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Cyp27NM_024264100901300013A03Rik    Cyp27a1    606530
CYP27BC0518519606CTX    CP27    CYP27A1    606530
CYP27NM_0007849606CTX    CP27    CYP27A1    606530
cyp27AP005050227882
CYP27M624019606606530
Cyp27NW_04781610116
CYP27AF0624889557
CYP27S627099606606530
CYP27AH0051349606606530
CYP27S833349606606530
CYP27S833359606606530
CYP27S833409606606530
CYP27M7323110116
CYP27Y0753410116
Cyp27BC06184810116P450C27   
Cyp27NM_17884710116P450C27   
cyp27NC_003155227882

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

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Text2Knowledge ... Yong Huang 2002