3.4.22.48 | recombinant co-expressed His-tagged staphopain A and inhibitor staphostatin A from Escherichia coli strain BL21(DE3) inclusion bodies by treatment with 6 M guanidinium hydrochloride, and dilution in buffer, at pH 6.0, with 40% glycerol content or with arginine and Tween 20 supplementation, method optimization |
667487 |