TABLE 1.

Binding affinity constants for cNHE1 interactors

Data are expressed as mean ± S.D.

cNHE1 interactor	kon	koff	Kd
	m−1s−1	s−1	m
PI(4,5)P2	0.9 ± 0.5 × 102	3.4 ± 0.8 × 10−3	5.2 ± 3.3 × 10−5
PI(3,4,5)P3	2.0 ± 0.2 × 102	4.8 ± 1.5 × 10−3	2.5 ± 1.0 × 10−5
PI	No binding	No binding	No binding