Red Fluorescent Protein (RFP) is isolated from sea anemone (Discosoma sp), and commonly used as a molecular tag to study protein localization, reporter gene expression, and protein-protein interactions. Although it exists as a homotetramer, monomeric variants have been constructed for use in various applications.蛋白别名为:RFP; GFP like chromoprotein; red fluorescent protein; Red fluorescent protein eqFP611;