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. 2014 Mar 14;27(4):127–134. doi: 10.1093/protein/gzu005

Table I.

Measured molar binding constant for mutant (ERH) and native (WT) PrG against five IgG species.

Kd
PrG-WT, (nM)
Kd
PrG-ERH, (nM)
Affinity gain Correlation coefficient
Rabbit 77 16 5x 0.98
Human 250 49 5x 0.94
Goat 320 300 1x 0.97
Rat 670 1300 0.5x 0.97
Mouse 920 640 1.5x 0.99