Human ULBP2, also known as UL16 Binding Protein 2, Retinoic Acid Early Transcript 1H, NKG2D Ligａnd 2, and ALCAN-Alpha, GenBank Accession No. NM_025217, a.a. 26-216 with an N-terminal Avi-His-Tag^TM, expressed in a HEK293 cell expression system. MW=25 kDa. This protein runs at a higher molecular weight due to glycosylation.