Figure 5.

Model of substrate (para-nitrophenyl phosphate) binding to rkbPAP based on the sulfate complex (this study; cyan carbons) and on the structure of the phosphate complex (magenta carbons). The ' symbol represents a residue from the neighboring subunit.

Schenk et al. BMC Structural Biology 2008 8:6   doi:10.1186/1472-6807-8-6
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