Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
VEGFR-2NM_01061210090Flk1    Ly73    Flk-1    Krd-1    VEGFR2    6130401C07    Kdr   
VEGFR-2NM_1314727955flk    flk1    flk-1    vegr2    fk52c05    wu:fk52c05    kdr   
VEGFR-2BC02053010090Ly73    VEGFR2    6130401C07    Kdr   
Vegfr-2NM_01306210116Kdr   
VEGFR-2AF5139099940

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

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Text2Knowledge ... Yong Huang 2002