Table 3.

Equilibrium concentrations of systems consisting of Tβ4, profilin, and ATP–G-actin

Scenario	Total concentration (µM)			Equilibrium concentration (µM)
	At	Tt	Pt	A	AP	AT	APT	ATn	APTn	T	P
1	0.35	3.5	—	0.03	—	0.31	—	0.01	—	3.18	—
2	0.35	3.5	0.7	0.02	0.06	0.22	0.03	0.01	0.00	3.23	0.61
3	1.0	10	—	0.03	—	0.92	—	0.04	—	9.03	—
4	1.0	10	2.0	0.02	0.16	0.58	0.20	0.03	0.02	9.17	1.63
5	90	90	35	1.3	11	53	20	2.6	1.8	13	1.8
6	90	90	35	0.7	27	60	—	2.9	—	27	8.2

A, ATP–G-actin; P, profilin; t, total concentration; T, Tβ4; Tn, Tβ4N.