2.3.1.168 additional information - recombinant enzyme 644842 2.3.1.168 0.173 - purified recombinant apo-enzyme 644847 2.3.1.168 0.185 - purified native enzyme 644847 2.3.1.168 2.38 - partially purified E2 enzyme 644839 2.3.1.168 3.1 - purified enzyme, as part of the multienzyme complex, substrate isovaleryl-CoA 644848