it appears , that this cytochrome p-450 component is not identical to p-450 meg of the steroid hydroxylase system of b. megaterium atcc 13368 , since progesterone , an active substrate for the latter , is not hydroxylated by the preparation from b. megaterium atcc 14581 .
C0010762
cytochrome p-450
C0038311
steroid hydroxylase