Nucleoside Q |
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| Nucleoside Q*; Q Nucleoside; Q-Ribonucleoside; Queuosine; Q Ribonucleoside | |
| A modified nucleoside which is present in the first position of the anticodon of tRNA-tyrosine, tRNA-histidine, tRNA-asparagine and tRNA-aspartic acid of many organisms. It is believed to play a role in the regulatory function of tRNA. Nucleoside Q can be further modified to nucleoside Q*, which has a mannose or galactose moiety linked to position 4 of its cyclopentenediol moiety. | |