ProSpec Bio Recombinant Human Glutamine Synthetase, His Tag, Active

Recombinant Human Glutamine Synthetase, His Tag, Active by ProSpec Bio is recombinant human glutamine synthetase (amino acids 1-373) produced in E. coli with a 20-amino-acid His tag at the N-terminus, a 393-amino-acid protein of 44.2 kDa that is more than 90% pure. ProSpec Bio reports biological activity data for it. It is supplied as a solution (20 mM Tris-HCl pH 8, 5 mM DTT, 0.2 M NaCl and 20% glycerol) in 2 µg, 10 µg and 1 mg sizes for neurochemistry and nitrogen metabolism research.