Table 1.

Summary of the Characteristics of the Contact Areas Between the Subunits in Heptameric GroES and gp31 Extracted from the Available Crystal Structures (PDB 1AON (GroES), 1G31 (gp31))

	Contact area (Å2)	H bonds	H bond distance (Å)	Salt bridges
GroES	813 ± 11	7 ± 1	2.7 ± 0.2	R37-E76
gp31	754 ± 8	6 ± 1	2.8 ± 0.2	R77-E44