1.14.15.8 additional information CYP106A2 catalyzes hydroxylations of a variety of 3-oxo-D4-steroids such as progesterone and deoxycorticosterone, mainly in the 15beta-position. The diterpene resin acid abietic acid is a substrate, that is converted to 12alpha- and 12beta-hydroxyabietic acid, catalytic site binding structure, homology modelling, overview