ID 3.5.99.9 DE 2-nitroimidazole nitrohydrolase. AN 2NI denitrase. AN 2NI nitrohydrolase. CA 2-nitroimidazole + H2O = 1,3-dihydro-2H-imidazol-2-one + H(+) + nitrite. CC -!- The enzyme catalyzes the initial step in the biodegradation of CC 2-nitroimidazole by the soil bacterium Mycobacterium sp. JS330. DR F4ZCI3, NNHA_MYCS0 ; //