Your Query returns 4 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HLA-B*4403AH0100689606HLA-B   
HLA-B*4403AF3238479606HLA-B   
HLA-B*4403AF3238489606HLA-B   
HLA-B*4403X643669606

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

Google

Text2Knowledge ... Yong Huang 2002