Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
ElkhBC057301100909330129L11    Elk    Net    Cek6    Hek6    Ephb1   
ElkhNM_17344710090Elk    Net    Cek6    Hek6    9330129L11    Ephb1   

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

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Text2Knowledge ... Yong Huang 2002