Table 5. Correlations of Nonreference TE Insertions with Accumulated TE DNA and Gene Densities in Chromosomal Arms and Pericentromeric Regions of the 20 Chromosomes.

	G. max Subpopulation		G. soja Subpopulation
Features Compared	ra	Pb	ra	Pb
Densities of nonreference LTR-RT insertion versus proportions of accumulated LTR-RT DNA	0.749	<10−4	0.809	<10−4
Densities of nonreference LTR-RT/copia insertions versus proportions of accumulated LTR-RT/copia DNA	0.788	<10−4	0.841	<10−4
Densities of nonreference LTR-R/gypsy insertions versus proportions of accumulated LTR-RT/gypsy DNA	0.732	<10−4	0.802	<10−4
Densities. of nonreference DNA TE insertions versus proportions of accumulated DNA TE DNA	−0.043	0.791	−0.110	0.500
Densities of nonreference LTR-RT insertion versus densities of genes	−0.781	<10−4	−0.838	<10−4
Densities of nonreference LTR-RT/copia insertions versus densities of genes	−0.759	<10−4	−0.820	<10−4
Densities of nonreference LTR-RT/gypsy insertions versus densities of genes	−0.790	<10−4	−0.847	<10−4
Densities of nonreference DNA TE insertions versus densities of genes	0.095	0.559	0.090	0.582

^aPearson correlation coefficient.

^bAll P values calculated by 10,000 bootstrap resamplings.