The Human & Monkey CD40 Ligand yeast-derived recombinant protein is not tagged and is naturally endotoxin-free. The purity is greater than 98% as visualized by SDS-PAGE analysis. Human & Monkey CD40 Ligand applications are for cell culture, ELISA standard, and Western Blot Control. The Human & Monkey CD40 Ligand yeast-derived recombinant protein can be purchased in multiple sizes. Human & Monkey CD40 Ligand Specifications: (Molecular Weight: 16.2 kDa) (Amino Acid Sequence: MQKGDQNPQI AAHVISEASS KTTSVLQWAE KGYYTMSNNL VTLENGKQLT VKRQGLYYIY AQVTFCSNRE ASSQAPFIAS LCLKSPGRFE RILLRAANTH SSAKPCGQQS IHLGGVFELQ PGASVFVNVT DPSQVSHGTG FTSFGLLKL (149)) (Gene ID: 959). For research use only. Made in the USA