Table 2 Between-groups principal component analysis. R ² is the proportion of variance explained. Values were rounded to two decimal points

Promoters (CGI)

0.75 *

0.03

0.12 *

Promoters (Other)

0.65 **

0.05

0.14 *

Genes

0.88 *

0.02

0.13 *

Introns

0.55 *

0.09 *

0.20 *

CNEEs

0.61 *

0.04

0.11 *

CDSs

0.67 *

0.04

0.11 *

5’ UTRs

0.68 *

0.04

0.13 **

3’ UTRs

0.64 *

0.05

0.15 *

TEs

0.51 *

0.11 *

0.23 *

CR1s

0.49 *

0.12 *

0.24 *

LTRs

0.55 *

0.10 *

0.22 *

Fixed differences

0.47 *

0.16 *

0.30 *