Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
GRB2LBC0260029606GRAP-2    GRBLG    GADS    GRID    GRPL    P38    Grf40    GrbX    Mona    GRAP2   
GRB2LBC0256929606GRAP-2    GRBLG    GADS    GRID    GRPL    P38    Grf40    GrbX    Mona    GRAP2   
GRB2LNM_0048109606P38    GADS    GRID    GRPL    GrbX    Mona    GRBLG    Grf40    GRAP-2    GRAP2   

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

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