ID 1.7.6.1 DE nitrite dismutase. AN Nitrophorin 7. AN Prolixin S. CA 2 H(+) + 3 nitrite = H2O + nitrate + 2 nitric oxide. CC -!- The enzyme is one of the nitrophorins from the salivary gland of the CC blood-feeding insect Rhodnius prolixus. CC -!- Nitric oxide produced induces vasodilation after injection. CC -!- Nitrophorins 2 and 4 can also catalyze this reaction. DR Q94734, NP4_RHOPR ; Q6PQK2, NP7_RHOPR ; //