. Author manuscript; available in PMC: 2011 May 1.

Published in final edited form as: Proteins. 2010 May 1;78(6):1408–1422. doi: 10.1002/prot.22655

TABLE III.

Statistic Values for Each of the First Six PCs.

PC^*	R²	Eigenvalue	Q²
1	0.134	32.1	0.121
2	0.101	24.2	0.104
3	0.067	16.0	0.072
4	0.046	11.0	0.051
5	0.040	9.6	0.043
6	0.031	7.3	0.033

Principal component.