Your Query returns 6 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Hox-7NM_01083510090msh    Hox7    Hox7.1    Msx1   
Hox-7X657929031
HOX-7X619229031
Hox-7X657919031
Hox-7Y1657348190
HOX-7X5925110090

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

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Text2Knowledge ... Yong Huang 2002