Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Crk4NM_00987410090Cdkn7    Cdk7   
CRK4AJ4132005691
crk4X6507010090
crk4X7414510090

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

Google

Text2Knowledge ... Yong Huang 2002