Provided below are ELISA kits targeting glycosyltransferase like domain containing 1, a human protein encoded by GTDC1. This protein is 458 amino acids long, with a mass of 52.6 kDa, and is a member of the Glycosyltransferase group 1 family, Glycosyltransferase 4 subfamily. 6 isoforms have been identified. Other alias names for this protein include: glycosyltransferase-like domain-containing protein 1, glycosyltransferase-like 1, mannosyltransferase candidate, mannosyltransferase-like protein Xa, and glycosyltransferase-like 1.