The Zebrafish IL-34 yeast-derived recombinant protein is not tagged and is naturally endotoxin-free. The purity is greater than 98% as visualized by SDS-PAGE analysis. Zebrafish IL-34 applications are for cell culture, ELISA Standard, ELISpot Control, and Western Blot Control. Zebrafish IL-34 yeast-derived recombinant protein can be purchased in multiple sizes. Zebrafish IL-34 Specifications: (Molecular Weight:22.9 kDa) (Amino Acid Sequence:AAPDLCGPLK TVQDSLNATL RRRYMKMHFP INYTVQVRYE EVFRLRNISR LVNTSNEEEP VLPRDLQDLW LYVSQQGIKK VLRVLPERHP TRRKYLSDLE NLFKKFETVF KEGNHEDQEN VRERPESLQT IWDHLTEQDY KGWKSVTPKS ILDNCYRTML CLFKECFTKE DDNYDYCEVY NRRKERKTT). For research use only. Made in the USA.