Table 1.

Common fractionation factors implicated in enzyme-catalyzed reactions.

Exchangeable Group	ϕ	Reference
L3O+	0.69	[3]
OL−	0.43	[4]
RSL (Cys)	0.55	[5]
ROL (Ser)	1.04	[6]
RCO2L (Asp, Glu)	0.92	[6]
RNL2 (His, Lys, Arg)	1.13	[6]
RNL3+ (His, Lys, Arg)	1.08	[7]
M–OL (M = Co2+)	0.77	[8]
M–OL2 (M = Co2+)	0.81	[8]