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Q-Ribonucleoside

《英文msh詞典》Q-Ribonucleoside
[入口詞] Q-Ribonucleoside
[主題詞] Nucleoside Q
[英文釋義] 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.

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