Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
hoxc4aNM_1311227955z-96    hoxc4   
hoxc4aAB0269558090
hoxc4aAF0712647955

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

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Text2Knowledge ... Yong Huang 2002