3.1.3.47 310 315 no comments on grade of purification, native cytosolic isoenzyme Ia 3.1.3.47 575 - purification 55fold, for microsomal isoenzyme IM 3.1.3.47 670 710 no comments on grade of purification, native cytosolic isoenzyme IIa 3.1.3.47 1030 - purification 98fold, for microsomal isoenzyme IIM 3.1.3.47 1375 - purification 130fold, for microsomal isoenzyme Ex 3.1.3.47 21480 - purification 4500fold, catalytic subunit of ~35000 Da after ethanol treatment