Recombinat Protein,Human IFN-alpha beta R1 Protein, Fc Tag,Human IFNAR1, Fc Tag (IF1-H5253) is expressed from human 293 cells (HEK29 3). It contains AA Lys 28 - Lys 436 (Accession NP000620).This protein carries a human IgG1 Fc tag at the C-terminus. 1 * 100 µG