abstract |
A protein, which is an aminoketone asymmetricnreductase, having an effect of producing d-pseudoephedrinenby acting on l-2-methylaminopropiophenone, and having thenfollowing physiochemical properties:n substrate: l-2-methylaminopropiophenone optimum pH: pH 8.1 optimum temperature: 55°C coenzyme: NADP molecular weight: about 28500 Da homotetramer nand a nucleic acid coding the protein. |