Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Hox-3.3NM_01046510090Hox-6.1    Hoxc6   
Hox-3.3S7420510095

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

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Text2Knowledge ... Yong Huang 2002