Your Query returns 3 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
B*0727 variantAH0137479606HLA-B   
B*0727 variantAY5621309606HLA-B   
B*0727 variantAY5621319606HLA-B   

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

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Text2Knowledge ... Yong Huang 2002