Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HLA-DRB1*1401AF4907719606HLA-DRB1   
HLA-DRB1*1401AF1424469606HLA-DRB1   
HLA-DRB1*1401X655639606

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

Google

Text2Knowledge ... Yong Huang 2002