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. Author manuscript; available in PMC: 2007 Mar 1.
Published in final edited form as: J Mol Biol. 2006 Nov 3;366(1):53–66. doi: 10.1016/j.jmb.2006.10.09

TABLE 6.

Apparent Kd values* for MSH2-MSH3, msh2Δ1-MSH3, and MSH2-msh3K187A, K189A binding to DNA substrates

homoduplex substrate
+1 substrate
+8 substrate
MSH2-MSH3** 220 nM +/− 26 110 nM +/− 5 50 nM +/− 6
msh2Δ1-MSH3 > 300 nM > 300 nM 168 nM +/− 33
MSH2-msh3K187A,K189A 131 nM +/− 10 126 nM +/− 3 86 nM +/− 15
*

The values represent the protein concentration at 50% maximal binding for each substrate and are an average of at least 3 independent experiments (± SEM).

**

Data from Surtees and Alani.10