Your Query returns 8 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Mpeg1NW_04756310116
Mpeg1NM_02261710116
Mpeg1XM_12917610090
Mpeg1NT_03968710090
Mpeg1BC04925610090Mpg-1    MPS1   
MPEG1NT_0339039606
MPEG1XM_1662279606
mpeg1AY4856406453

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

Google

Text2Knowledge ... Yong Huang 2002