Your Query returns 9 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HLA-B*3801 variantAH0094849606HLA-B   
HLA-B*3801 variantAF2629609606HLA-B   
HLA-B*3801 variantAF2629619606HLA-B   
HLA-B*3801 variantAH0097619606HLA-B   
HLA-B*3801 variantAF2827699606HLA-B   
HLA-B*3801 variantAF2827709606HLA-B   
HLA-B*3801 variantAH0108939606HLA-B   
HLA-B*3801 variantAF2810539606HLA-B   
HLA-B*3801 variantAF2810549606HLA-B   

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

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Text2Knowledge ... Yong Huang 2002