Table 1. Energy components of electrostatic interactions.

Salt, mM	Linker–linker, kcal/mol	Linker–nucleosome, kcal/mol	Internucleosome, kcal/mol	Total, kcal/mol
10	46 ± 2	-44 ± 5	1 ± 0	3 ± 5
30	25 ± 3	-60 ± 6	-12 ± 6	-48 ± 8
50	19 ± 3	-62 ± 5	-43 ± 8	-86 ± 8
100	14 ± 3	-67 ± 6	-54 ± 8	-108 ± 10
200	9 ± 2	-71 ± 6	-55 ± 6	-117 ± 8

Values are ±SD.