Basepairs involving Sugar edge of Cytosine and WatsonCrick edge of Cytosine

Basepairs involving Sugar(S) edge of Cytosine and WatsonCrick(W) edge of Cytosine is shown. Highlighted examples are found from RNA crystal structures obtained from PDB.

Base pairs stabilized by N-H...N/O type hydrogen bonds only

Basepair (type & Orientation)	*Frequency	Example	Hydrogen bonding atoms with their precursors
C:C S:+ Trans	0	Optimized Model Structure	N3-O2...N3-C6 C6-C1'...N4-C5

Basepair

(type & Orientation)

*Frequency

Example

Hydrogen bonding atoms with their precursors

C:C S:+ Trans

Optimized Model Structure

N3-O2...N3-C6

C6-C1'...N4-C5