The Rabbit C3a yeast-derived recombinant protein is not tagged and is naturally endotoxin-free. The purity is greater than 98% as visualized by SDS-PAGE analysis. Rabbit C3a applications are for cell culture, ELISA standard, and Western Blot Control. Rabbit C3a yeast-derived recombinant protein can be purchased in multiple sizes. Rabbit C3a Specifications: (Molecular Weight: 8.9 kDa) (Amino Acid Sequence: SRRRRSLRRL EAKRDAVNKF KTELERKCCE AGLKENPAGL ACEERTRHVL HGPSCMAAFL DCCQLSETLT REAREER (77)) (Gene ID: 100346672). For research use only. Made in the USA