Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HLA-DP1BBC0150009606HLA-DPB1   
HLA-DP1BBC0131849606HLA-DPB1   
HLA-DP1BBC0079639606HLA-DPB1   
HLA-DP1BNM_0021219606HLA-DPB1   

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

Google

Text2Knowledge ... Yong Huang 2002