ID 1.14.13.231 DE Tetracycline 11a-monooxygenase. CA Tetracycline + NADPH + O(2) = 11a-hydroxytetracycline + NADP(+) + H(2)O. CF FAD. CC -!- This bacterial enzyme confers resistance to all clinically relevant CC tetracyclines when expressed under aerobic conditions. CC -!- The hydroxylated products are very unstable and lead to CC intramolecular cyclization and non-enzymic breakdown to undefined CC products. DR Q01911, TETX_BACFG ; Q93L51, TETX_BACT4 ; B1MM05, TETX_MYCA9 ; DR Q06DK7, TETX_SPHSM ; //