Table 1.

Fitted values for K_d, B_max, b, and c from cloud-point temperature measurements and literature values for some thermodynamic properties

Anion	Vi0 (cm3/mol)	ΔGhydr (KJ/mol)	α (10−30 m3)	σair/water (mN L/mM)	Kd (M)	Bmax (°C)	b (M−1)	c (°C/mol)	σlysozyme/water (mN L/mM)
ClO4−	49.6	−214	5.062	1.4	0.10	60.1	−7.02	−17.0	−2.7
SCN−	41.2	−287	6.739	0.5	0.10	61.1	−5.35	−31.4	−5.0
I−	41.7	−283	7.512	1.0	0.09	55.5	−4.89	−26.3	−4.2
NO3−	34.5	−306	4.134	1.1	0.10	42.9	−3.21	−0.9	−0.1
Br−	30.2	−321	4.852	1.3	0.18	43.8	−1.75	−8.7	−1.4
Cl−	23.3	−347	3.421	1.6	0.12	28.1	−0.10	10.3	1.6

The estimated interfacial tension increments for the anions at the protein/water interface (σ_{protein/water}) are also listed. V_i⁰, ΔG_hydr, and α data are from ref. 43; σ data are from ref. 59. Note that 10⁻³⁰ m³ = 1 ų