Your Query returns 8 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
SORNC_0043547227MEK    DSor    Dmek    D-MEK    D-SOR    DSOR1    DSORT    EK1-1    MAPKK    DMEK-1    CG15793    D-sor-1    DRODSOR1    sor/MEK1    D-MEK/Dsor    Su(Raf)34B   
SORNM_0785437227MEK    DSor    Dmek    D-MEK    D-SOR    DSOR1    DSORT    EK1-1    MAPKK    DMEK-1    CG15793    D-sor-1    DRODSOR1    sor/MEK1    D-MEK/Dsor    Su(Raf)34B   
sorX566162283
sorAJ49033629760
sorAE000691224324aq_455   
sorAJ2516224577
sorAE000657224324aq_455   
sorNC_000918224324

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

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Text2Knowledge ... Yong Huang 2002