Provided below are ELISA kits targeting cystatin like 1, a human protein encoded by CSTL1. This protein is 145 amino acids long, with a mass of 17 kDa, and is a member of the Cystatin family. This is reported to be a secreted protein. Glycosylation sites have been reported. Other alias names for this protein include: CTES1, RCET11, and dJ322G13.4.