Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
MGC37787NM_15350710090MGC30751    Cpne2   
MGC37787BC02334810090MGC30751    Cpne2   
MGC37787BC02212810090MGC30751    Cpne2   
MGC37787BC03180110090MGC30751    Cpne2   

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

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Text2Knowledge ... Yong Huang 2002