Your Query returns 6 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HLA-B*40012L799309606HLA-B   
HLA-B*40012AJ4958899606
HLA-B*40012AJ4959439606
HLA-B*40012AJ4959979606
HLA-B*40012L416289606
HLA-B*40012L799199606

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

Google

Text2Knowledge ... Yong Huang 2002