Ready-to-use ELISA kits are available for the detection of tolloid-like, an alias of the protein, tolloid like 1. The official gene symbol is TLL1. The protein, with a mass of 114.7 kDa and length of 1013 residues, is reported to be secreted. It may be known by other names, including: TLL, ASD6, and tolloid-like protein 1.