Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
SBNBC0504817955mad    fb67b04    wu:fb67b04    madh5   
SBNNM_1313687955mad    cb400    smad5    fb67b04    sb:cb400    wu:fb67b04    madh5   
SBNBC0656447955mad    fb67b04    wu:fb67b04    sb:cb400    cb400    madh5   

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

Google

Text2Knowledge ... Yong Huang 2002