Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
fb55d02BC0453117955wu:fb55d02    wu:fb93f04    fb93f04    rad21   
fb55d02NM_1995957955fb93f04    wu:fb55d02    wu:fb93f04    rad21   

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

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Text2Knowledge ... Yong Huang 2002