Biochemical and structural characterization of recombinant human serum transferrin from rice (Oryza sativa L.)

► Optiferrin™ is recombinant human transferrin capable of reversibly binding iron. ► It is a low cost, pathogen free alternative suitable for tissue culture applications. ► Additional purification of Optiferrin™ is required for more rigorous applications. ► A template to guide evaluation of any recombinant transferrin is provided.