Your Query returns 13 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HLA-B*4801AH0127469606HLA-B   
HLA-B*4801AY2504149606HLA-B   
HLA-B*4801AY2504159606HLA-B   
HLA-B*4801AY2504169606HLA-B   
HLA-B*4801AY2504179606HLA-B   
HLA-B*4801AY2504189606HLA-B   
HLA-B*4801AY2504199606HLA-B   
HLA-B*4801AY2504209606HLA-B   
HLA-B*4801AY2504219606HLA-B   
HLA-B*4801AJ4958999606
HLA-B*4801AJ4959539606
HLA-B*4801AJ4960079606
HLA-B*4801AJ5499099606

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

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Text2Knowledge ... Yong Huang 2002