Your Query returns 14 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Dkk3NM_01581410090
Dkk3NW_04756210116
DKK3BC0076609606REIC   
DKK3AY4115739606
DKK3AY4115749598
DKK3AY41157510090
DKK3NM_0158819606REIC   
DKK3NM_0132539606REIC   
Dkk3NT_03943310090
Dkk3BC04630410090
Dkk3BC05093410090
DKK3NT_0092379606
Dkk3NM_13851910116p29    Reic   
DKK3AY5875509606

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

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Text2Knowledge ... Yong Huang 2002