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Abbreviations for Bases and Nucleosides
| Nitrogenous Base | Nucleoside | Abbreviation | Deoxynucleoside | Abbreviation |
|---|---|---|---|---|
| Adenine | adenosine | A | deoxyadenosine | dA |
| Guanine | guanosine | G | deoxyguanosine | dG |
| cytosine | cytidine | C | deoxy cytidine | dC |
| Uracil | uridine | U | deoxyuridine | dU |
| Thymine | thymidine | T | deoxy thymidine | dT |
| Unknown purine | unknown purine nucleoside | R | ||
| Unknown pyrimidine | unknown pyrimidine nucleoside | Y | ||
