Human rhinovirus 3C protease (HRV 3C Protease) with Nterminal His-GST-tags (can be easily removed by either Ni-chelating or Glutathione (GSH) resin along with the cleaved tag.), Recognizes the cleavage site of Leu-Glu-Val-Leu-Phe-Gln-Gly-Pro. Cleaves between Gln and Gly. MW = 47 kDa in E. coli expression system.