Table 1. IU P_diff ranges and mean IU P_diff for the P_LM and A_LM sets per structural class.

protein class	module class	numbera	min		max		mean
			Plm	Alm	Plm	Alm	Plm	Alm
DIS	DIS GLOB	41	−0.9	−0.8	3.4	4.9	0.6	1.2
		4	−1.0	−1.0	1.8	3.5	0.0	0.6
GLOB	DIS GLOB	16	−0.9	−0.9	3.9	6.9	0.6	1.6
		14	−1.0	−0.8	2.1	5.2	0.1	1.2
MIXED	DIS GLOB	32	−0.9	−0.9	3.2	6.0	0.5	1.8
		9	−1.0	−0.9	2.1	4.6	0.2	1.3

IU P_diff values are averaged over all the instances belonging to the same structural class.

^anumber of instances per structural class.