Your Query returns 9 Accession Numbers:
Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Dmbx1NM_13086510090Atx    Mbx    Cdmx    Otx3   
dmbx10N/Ambx    pox1    zMbx1    otx3   
dmbx10N/Ambx    pox1    zMbx1    otx3   
Dmbx1NT_03926410090
Dmbx1AF42185710090
Dmbx1AF42185810090
Dmbx1AF49944610090
DMBX1NM_1722259606MBX    OTX3    PAXB   
DMBX1NM_1471929606MBX    OTX3    PAXB   

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

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Text2Knowledge ... Yong Huang 2002