. Author manuscript; available in PMC: 2011 Jun 17.

Published in final edited form as: J Chem Theory Comput. 2010 Jun 17;6(7):2214–2224. doi: 10.1021/ct100145f

Table 1.

Spherical test systems for comparison of APBS and PB-SAM to analytical model solution in Tables 2 and 3. Cavities have surface-to-surface separation of 1Å from one another

Test System	Description	Charge Configuration [position from center], charge [e]
1	2 dielectric cavities of radius 20Å	Cavity 1 Cavity 2	[18, 0, 0], +3 [−18, 0, 0], −3
2	27 dielectric cavities of radius 15Å	All Cavities	[13, 0, 0], +1; [−13, 0, 0], −1 [0, 13, 0], +2; [0, −13, 0], −2 [0, 0, 13], +1; [0, 0, −13], −1
3	343 dielectric cavities of radius 5Å	All Cavities	[3, 0, 0], +1; [−3, 0, 0], −1 [0, 3, 0], +2; [0, −3, 0], −2 [0, 0, 3], +1; [0, 0, −3], −1