The Canine GM-CSF yeast-derived recombinant protein is not tagged and is naturally endotoxin-free. The purity is greater than 98% as visualized by SDS-PAGE analysis. Canine GM-CSF applications are for cell culture, ELISA standard, and Western Blot Control. The Canine GM-CSF yeast-derived recombinant protein can be purchased in multiple sizes. Canine GM-CSF Specifications: (Molecular Weight: 14.2 kDa) (Amino Acid Sequence: APTRSPTLVT RPSQHVDAIQ EALSLLNNSN DVTAVMNKAV KVVSEVFDPE GPTCLETRLQ LYKEGLQGSL TSLKNPLTMM ANHYKQHCPP TPESPCATQN INFKSFKENL KDFLFNIPFD CWKPVKK (127)) (Gene ID: 403923). For research use only. Made in the USA