Interferon gamma, also known as IFNG, is a member of the type II interferon family. This protein is a soluble cytokine with antiviral, immunoregulatory and anti-tumor properties and is a potent activator of macrophages. Mutations in this gene are associated with aplastic anemia. Source: Recombinant protein corresponding to aa24-167 from feline IFNG, fused to His-Tag at N-terminal, expressed in E. coli. Molecular Weight: ~19.3kD (167aa), confirmed by MALDI-TOF Endotoxin: <1EU/1ug (determined by LAL method) AA Sequence: MGSSHHHHHH SSGLVPRGSH MGSQAMFFKE IEELKGYFNA SNPDVADGGS LFVDILKNWK EESDKTIIQS QIVSFYLKMF ENLKDDDQRI QRSMDTIKED MLDKLLNTSS SKRDDFLKLI QIPVNDLQVQ RKAINELFKV MNDLSPRSNL RKRKRSQNLF RGRRASK Storage and Stability: May be stored at 4C for short-term only. Aliquot to avoid repeated freezing and thawing. Store at -20C. Aliquots are stable for 12 months after receipt. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.