Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
CDK2/CDC2cNM_0796967227CDK2    CDC2c    Dcdc2c    DmCdc2    DmCdk2    CG10498    Dmcdc2c   
CDK2/CDC2cNM_1699167227CDK2    CDC2c    Dcdc2c    DmCdc2    DmCdk2    CG10498    Dmcdc2c   
CDK2/CDC2cNT_0337777227CDK2    CDC2c    Dcdc2c    DmCdc2    DmCdk2    CG10498    Dmcdc2c   

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

Google

Text2Knowledge ... Yong Huang 2002