Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
cb518BC0595757955mdk2    mdk    plei2    fb79b05    fj33b02    fj48a12    wu:fb79b05    wu:fj33b02    wu:fj48a12    mdkb   
cb518NM_1317167955mdk    mdk2    plei2    fb79b05    fj33b02    fj48a12    wu:fb79b05    wu:fj33b02    wu:fj48a12    mdkb   

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

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Text2Knowledge ... Yong Huang 2002