Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HLA-DRB1*0319AH0103369606HLA-DRB1   
HLA-DRB1*0319AF3353199606HLA-DRB1   
HLA-DRB1*0319AF3353209606HLA-DRB1   

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

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Text2Knowledge ... Yong Huang 2002