Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
GEFH1BC0205679606LFP40    GEF-H1    KIAA0651    P40    GEF    DKFZp547L106    ARHGEF2    607560
GEFH1NM_0047239606GEF    P40    LFP40    GEF-H1    KIAA0651    DKFZp547L106    ARHGEF2    607560
GEFH1BC00658910090Lfc    GEF    P40    LFP40    GEF-H1    Arhgef2    607560
GEFH1NM_00848710090GEF    Lfc    P40    LFP40    Lbcl1    GEF-H1    mKIAA0651    Arhgef2    607560

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

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Text2Knowledge ... Yong Huang 2002