The State of the Nitric Oxide Cycle in Respiratory Tract Diseases

Figure 3

The action of globin proteins in the human nitrite reductase system. The figure shows the formation rate constants () of nitric oxide for various hemoproteins (Hb, Mb, and Ngb) of their nitrite anion. Neuroglobin has the highest rate of conversion of nitrite to nitric oxide (marked in red).