Table 1.

Names, hard-sphere radii, and mass identifiers for the pseudo-atoms in the five-bead model. The values of R_HS1 and R_HS2 were optimized for isolated nucleotides and oligomeric forms, respectively.

Name	Constituent atoms (in red)	Hard-sphere radius, Å (RHS1 and RHS2)		Mass (xmass)
P		3.8	3.32	95 (sum)
R		4.2	3.68	97 (sum)
dR		3.9	3.41	81 (sum)
$B_1^R$		3.02	3.17	53 (sum)
$B_1^Y$		2.74	2.60	26 (sum)
$B_{23}^N$		2.88	3.12	43 (average)
$B_{23}^T$		3.17	3.43	41 (average)