Human 5,6-Dihydroxyindole-2-Carboxylic Acid Oxidase (TYRP1) Protein is a recombinant protein from Human produced in Baculovirus-Insect Cells. A DNA sequence encoding the human TYRP1 (P17643) extracellular domain (Met 1- Arg 471) was fused with a polyhistidine tag at the C-terminus.