Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HLA-DRB1*15AF0934119606HLA-DRB1   
HLA-DRB1*15X887919606
HLA-DRB1*15X982569606

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

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Text2Knowledge ... Yong Huang 2002