Your Query returns 2 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
zgc:55917BC0445387955fd16e02    wu:fd16e02   
zgc:55917BC0445017955fd16e02    MGC55823    Rac1    zgc:55823    wu:fd16e02   

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

Google

Text2Knowledge ... Yong Huang 2002