pentose

pentose
A monosaccharide containing five carbon atoms in the molecule; e.g., arabinose, lyxose, ribose, xylose, xylulose.
- p. nucleotide a nucleotide having a p. as the sugar component.

* * *

pen·tose 'pen-.tōs, -.tōz n a monosaccharide C5H10O5 (as ribose) that contains five carbon atoms in a molecule

* * *

n.
a simple sugar with five carbon atoms: for example, ribose and xylose.

* * *

pen·tose (penґtōs) a monosaccharide containing five carbon atoms in a molecule.

Medical dictionary. 2011.

Игры ⚽ Поможем сделать НИР

Look at other dictionaries:

  • pentose — [ pɛ̃toz ] n. m. • 1890; de pent et 1. ose ♦ Biochim. Ose à cinq atomes de carbone. Le ribose est un pentose. ● pentose nom masculin Nom générique des oses C5H10O5, dérivant du pentane. (Les seuls pentoses importants sont les aldopentoses,… …   Encyclopédie Universelle

  • Pentose — Pen tose, n. [Penta + ose.] (Chem.) Any of a group of sugars of the formula {C5H10O5}, such as as {arabinose} or {ribose}; so called from the five carbon atoms in the molecule. They are not fermented by yeast. [Webster 1913 Suppl.] …   The Collaborative International Dictionary of English

  • pentose — s. f. [Química] Açúcar simples que contém cinco átomos de carbono.   ‣ Etimologia: penta + ose …   Dicionário da Língua Portuguesa

  • pentose — [pen′tōs΄] n. [ PENT(A) + OSE1] any of a group of monosaccharides, C5H10O5, including ribose and arabinose …   English World dictionary

  • Pentose — A pentose is a monosaccharide with five carbon atoms.They either have an aldehyde functional group in position 1 (aldopentoses), or a ketone functional group in position 2 (ketopentoses).The aldopentoses have three chiral centres ( asymmetric… …   Wikipedia

  • Pentose — Les pentoses sont des oses (monosaccharides) qui comportent 5 atomes de carbone. Ils ont tous la même formule brute C5H10O5. Ils possèdent tous un groupement carbonyle : soit une fonction aldéhyde en position 1 (aldopentoses) soit une… …   Wikipédia en Français

  • pentose — noun A sugar or saccharide containing five carbon atoms. Ribose, found in RNA, is a common pentose …   Wiktionary

  • pentose — pentozė statusas T sritis chemija apibrėžtis Monosacharidas, kurio pagrindinėje grandinėje yra penki C atomai. atitikmenys: angl. pentose rus. пентоза …   Chemijos terminų aiškinamasis žodynas

  • pentose phosphate pathway — (= pentose shunt; hexose monophosphate pathway; phosphogluconate oxidative pathway) Alternative metabolic route to Embden Meyerhof pathway for breakdown of glucose. Diverges from this when glucose 6 phosphate is oxidized to ribose 5 phosphate by… …   Dictionary of molecular biology

  • pentose shunt — pentose phosphate pathway …   Medical dictionary

  • Pentose phosphate pathway — The pentose phosphate pathway (also called Phosphogluconate Pathway, or HexoseMonophosphate Shunt [HMP shunt] ) is a process that serves to generate NADPH and the synthesis of pentose (5 carbon) sugars. There are two distinct phases in the… …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”