Your Query returns 7 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
DDEF1NM_1758219913
Ddef1NT_07878210090605953
Ddef1BC00220110090PAP    s19    605953
Ddef1BC04881810090PAP    s19    605953
Ddef1NM_01002610090PAP    s19    Asap1    mKIAA1249    605953
DDEF1NM_0184829606PAP    PAG2    ASAP1    ZG14P    KIAA1249    605953
DDEF1BC0206319606ASAP1    PAP    ZG14P    KIAA1249    PAG2    605953

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

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Text2Knowledge ... Yong Huang 2002