Inserted expressed sequence|Humanized sequence Tg(HLA-DRB1*01)1Dmz http://identifiers.org/mgd/MGI:3809457 MGI:3809457 Tg(HLA-DRA*0101,HLA-DRB1*0101)1Dmz HLA-DR1 DR1 DR1 Tg transgene insertion 1, Dennis M Zaller