Table 2.

Probability, P_c, of the different groups of binding states

	Statesa	Full expressionb	Simplified expressionc
	2
	6, 7, 15, 16
	9, 10, 12, 13
	8, 11, 14, 17

^aStates involved in the group as described in Figure 1.

^bThe expressions for the probabilities follow from the statistical thermodynamic approach with the free energies of each state as described in Figure 1.

^cSimplified expressions for the probabilities in the functional regime.