ID 3.7.1.17 DE 4,5-9,10-diseco-3-hydroxy-5,9,17-trioxoandrosta-1(10),2-diene-4-oate DE hydrolase. CA (1E,2Z)-3-hydroxy-5,9,17-trioxo-4,5:9,10-disecoandrosta-1(10),2-dien-4- CA oate + H2O = (2Z,4Z)-2-hydroxyhexa-2,4-dienoate + 3-[(3aS,4S,7aS)- CA 7a-methyl-1,5-dioxo-octahydro-1H-inden-4-yl]propanoate + H(+). CC -!- The enzyme is involved in the bacterial degradation of the steroid CC ring structure, and is involved in degradation of multiple steroids, CC such as testosterone, cholesterol, and sitosterol. DR P9WNH4, HSAD_MYCTO ; P9WNH5, HSAD_MYCTU ; Q9KWQ6, HSAD_RHOJR ; //