Distributions of E-value of the A:G W:S T basepair (Das et. al, 2006) obtained from the crystal database
Ref: Das J., Mukherjee S., Mitra A., Bhattacharyya D. (2006) Non-canonical base pairs and higher order structures in nucleic acids: crystal structure database analysis. J Biomol Struct Dynam 24(2), 149-161.