ribose(redirected from D-ribose)
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A pentose sugar, C5H10O5, that is a constituent of RNA and of certain vitamins and coenzymes.
(Biochemistry) biochem a pentose sugar that is an isomeric form of arabinose and that occurs in RNA and riboflavin. Formula: CH2OH(CHOH)3CHO
[C20: changed from arabinose]
a white, crystalline, water-soluble, slightly sweet solid, C5H10O5, a pentose sugar obtained by the hydrolysis of RNA.
[< German Ribose, earlier Ribonsäure (1891) =Ribon (from Arabinose arabinose, by arbitrary rearrangement and shortening) + Säure acid]
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|Noun||1.||ribose - a pentose sugar important as a component of ribonucleic acid|
carbohydrate, saccharide, sugar - an essential structural component of living cells and source of energy for animals; includes simple sugars with small molecules as well as macromolecular substances; are classified according to the number of monosaccharide groups they contain
ribonucleic acid, RNA - (biochemistry) a long linear polymer of nucleotides found in the nucleus but mainly in the cytoplasm of a cell where it is associated with microsomes; it transmits genetic information from DNA to the cytoplasm and controls certain chemical processes in the cell; "ribonucleic acid is the genetic material of some viruses"