Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
p34NM_00765910090Cdc2    Cdc2a   
p34BC00561410090Cdc2    Cdc2a   
p34BC02439610090Cdc2    Cdc2a   

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

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Text2Knowledge ... Yong Huang 2002