Recombinat Protein,Human IL-1 RII CD121b Protein, His Tag,Human IL-1 RII, His Tag (IL2-H4226) is expressed from human 293 cells (HEK 293). It contains AA Thr 14 - Glu 343 (Accession NP004624.1).This protein carries a polyhistidine tag at the C-termin 1 * 100 µG