Figure 4From: Bactericidal activity of PA-824 against Mycobacterium tuberculosis under anaerobic conditions and computational analysis of its novel analogues against mutant Ddn receptorInteraction of PA- 824 with the active site of mutant receptor shows the two hydrogen bonds (blue dotted lines) . The oxygen of Nitro group interacts with Methionine 87 while the oxygen atom at position 8 interacts with Tryptophan 88.Back to article page