Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
1700036C17RikNM_02876310090NPR    Cbx6    Npcd    D15Bwg0580e    1200009K17Rik    5730406O18Rik    Nptxr   
1700036C17RikNM_03068910090NPR    Cbx6    Npcd    D15Bwg0580e    1200009K17Rik    5730406O18Rik    Nptxr   

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

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Text2Knowledge ... Yong Huang 2002