Your Query returns 6 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
GNT2NM_14603510090CDGS2    GNT-II    MGC37173    GLCNACTII    Mgat2   
GNT2BC0063909606CDGS2    GNT-II    GLCNACTII    II    MGAT2   
GNT2NM_0024089606II    CDGS2    GNT-II    GLCNACTII    MGAT2   
GNT2BC01058310090MGC37173    CDGS2    GNT-II    GLCNACTII    Mgat2   
GNT2BC02716910090MGC37173    CDGS2    GNT-II    GLCNACTII    Mgat2   
Gnt2NM_05360410116Mgat2   

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

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Text2Knowledge ... Yong Huang 2002