Ready-to-use ELISA kits are available for the detection of M6P/IGF2R, an alias of the protein, insulin like growth factor 2 receptor. The official gene symbol is IGF2R. The kits can detect several species variants of the protein, including: human. The protein has a mass of 274.4 kDa and length of 2491 residues. It is a member of the MRL1/IGF2R family and may be known by other names, including: CD222, insulin-like growth factor II receptor, IGF-II receptor, CI Man-6-P receptor, 300 kDa mannose 6-phosphate receptor, and cation-independent mannose-6-phosphate receptor, and CIMPR.