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Figure 2.
Figure 2 View of the 2F[o]-F[c] electron density maps in the
vicinity of Arg 426 modelled at =1.0.
(A) BpKatG at pH 5.6 exhibits conformations R and Y at a ratio
of approximately 70:30. (B) BpKatG soaked with peroxoacetic acid
as in Figure 1 exhibits 100% conformation R. (C) Native BpKatG
at pH 8.0 exhibits 100% conformation Y. Panel (D) shows the
cavity containing Arg 426 including the two conformations of the
Arg 426 side chain.
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