Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
DRB*12AF1445649796DRB   
DRB*12AF32485137174DRB   
DRB*12AB0083579925

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

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Text2Knowledge ... Yong Huang 2002