Your Query returns 7 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
HLA-B*4020AH0061459606HLA-B   
HLA-B*4020AF0656489606HLA-B   
HLA-B*4020AF0656499606HLA-B   
HLA-B*4020AH0096989606HLA-B   
HLA-B*4020AF1320179606HLA-B   
HLA-B*4020AF1278129606HLA-B   
HLA-B*4020AF1278139606HLA-B   

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

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Text2Knowledge ... Yong Huang 2002