Recombinant Human Interleukin-31 (rHu IL-31) - PR1070

Recombinant Human Interleukin-31 (rHu IL-31) Catalogue Numbers: PR1070-2, PR1070-10 Sizes: 2µg, 10µg Source: Escherichia coli Molecular Weight: Approximately 15.8 kDa, a single non-glycosylated polypeptide chain containing 141 amino acids. Purity: >97% by SDS-PAGE and HPLC analyses. Biological Activity: Fully biologically active when compared to standard.Measured by its ability to induce STAT3 activation in U-87 MG human glioblastoma/astrocytoma cells. 5 ng/mL of rhIL31 can effectively induce STAT3 activation. Physical Appearance: Sterile Filtered White lyophilized (freeze-dried) powder. Formulation: Lyophilized from a 0.2mm filtered concentrated solution in PBS. AA Sequence: SHTLPVRLLR PSDDVQKIVE ELQSLSKMLL KDVEEEKGVL VSQNYTLPCL SPDAQPPNNI HSPAIRAYLK TIRQLDNKSV IDEIIEHLDK LIFQDAPETN ISVPTDTHEC KRFILTISQQ FSECMDLALK SLTSGAQQAT T Endotoxin: Less than 1EU/mg of rHuIL-31 as determined by LAL method. Reconstitution: We recommend that this vial be briefly centrifuged prior to