TABLE 1.

Stability of bacterially expressed LBD against urea-induced and thermal denaturation

ND, not determined.

Measured parameter	Ligand conditions	GluA2	GluA3	GluA3(YR/AG)
EC50 for urea (m) (mean ± S.E.)	− l-Glu	1.46 ± 0.17	2.23 ± 0.04	ND
	+ l-Glu (10 mm)	4.05 ± 0.17	4.96 ± 0.13	ND
Tm (°C) (mean; 95% confidence interval)	−l-Glu	39.03 (38.70–39.37)	45.26 (44.99–45.58)	45.17 (44.83–45.51)
	+ l-Glu (1 mm)	51.37 (50.59–52.25)	55.57 (54.91–56.22)	55.48 (55.12–55.84)