Inosine

 Inosine is a nucloside made up of hypoxanthine and a ribose ring, joined by a Beta-N9-Glycosidic bond.

Inosine is an important nucleoside in the genetic code of wobble base pairs, appearing in three of the main four pairs. 

                                                    References

• Berg, J., Tymoczko, J., Stryer, L. and Stryer, L. (2002). Biochemistry. New York: W.H. Freeman.
• Chen, W., Feng, P., Ding, H. and Lin, H. (2016). PAI: Predicting adenosine to inosine editing sites by using pseudo nucleotide compositions. Scientific Reports, 6, p.35123.