Description_x000D_ General description_x000D_ Human Casitas B-lineage lymphoma proto-oncogene b (CBL-B), also known as E3 ubiquitin-protein ligase CBL-B, RING finger protein 56, and SH3- binding protein CBL-B GenBank Accession No. NM_170662, a.a. 39 - 426 with N-terminal His-tag and N-terminal Avi-tag, expressed in an E. coli expression system. This protein was enzymatically biotinylated in vivo using Avitag™ technology. MW=48 kDa._x000D_ Physical form_x000D_ Aqueous solution_x000D_ Legal Information_x000D_ AviTag is a trademark of Avidity, LLC