. Author manuscript; available in PMC: 2021 Feb 26.

Published in final edited form as: Biochemistry. 2019 Jun 4;58(24):2730–2739. doi: 10.1021/acs.biochem.9b00096

Table 1.

Relative Intensities of Spectral Features from 2D IR Slices in Figure 4^a

WT Ca²⁺		NW1 Ca²⁺		DDAA Ca²⁺		NW1-DDAA Ca²⁺		WT apo
S_bi	S_mono	S_bi	S_mono	S_bi	S_mono	S_bi	S_mono	S_bi	S_mono
0.47	0.62	0.37	0.50	0.16	0.52	<0.01	0.55	<0.01	0.60

S_mono, amplitude of the monodentate carboxylate peak; S_bi, amplitude of the bidentate carboxylate peak. All amplitudes are reported as a fraction of the amide I peak amplitude for each sample.