Table 3. Electrostatic free energies and association rate constants (k_a0/k_on) of UBC13/TRAF6^RING calculated using TransComp web server.

		10 mM NaCl		100 mM NaCl
Transient complex Ensemble	ka0 (106 .M−1s−1)	ΔGel (kcal mol−1)	kon (106 .M−1s−1)	ΔGel (kcal mol−1)	kon (106 .M−1s−1)
UBC13/TRAF6	0.57	−2.32	28.7	−1.33	5.43
dUBC13/TRAF6	0.63	−1.59	9.36	−0.99	3.43
R14A-UBC13/TRAF6	0.62	−1.16	4.42	−0.62	1.78