ID 1.13.11.25 DE 3,4-dihydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione 4,5- DE dioxygenase. AN 3-alkylcatechol 2,3-dioxygenase. AN steroid 4,5-dioxygenase. CA 3,4-dihydroxy-9,10-secoandrosta-1,3,5(10)-triene-9,17-dione + O2 = CA (1E,2Z)-3-hydroxy-5,9,17-trioxo-4,5:9,10-disecoandrosta-1(10),2-dien-4- CA oate + H(+). CC -!- Also acts on 3-isopropylcatechol and 3-tert-butyl-5-methylcatechol. DR P9WNW6, HSAC_MYCTO ; P9WNW7, HSAC_MYCTU ; Q9KWQ5, HSAC_RHOJR ; //