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. 1999 Jul 6;96(14):7899–7904. doi: 10.1073/pnas.96.14.7899

Figure 1.

Figure 1

Schematic model for the exchange of two hypothetical protons in RNase S by two parallel pathways. Pathway I involves exchange in the RNase S complex (k1ex), and pathway II involves exchange through the dissociated fragments (k2ex).