ProSci offers an extensive product line of soluble and functional recombinant proteins which are useful for a variety of biotechnology and biopharmaceutical applications. ProSci recombinant proteins can be used as immunogens for antibodies, testing antigens, ligands for affinity purification of an antibody or protein, subjects of structural (X-ray crystallographic) or enzymatic studies, or as reagent tools for biomedical research and development.