Dictionary » U » Uridine




A ribonucleoside that has uracil attached to a ribose ring.


It is a white, odorless powder important in carbohydrate metabolism.

IUPAC name: 1-[(2R,3R,4S,5R)-3, 4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidine-2,4-dione
Molecular formula: C9H12N2O6


  • 1-beta-D-Ribofuranosyluracil
  • Uracil riboside
  • Uracil-1-beta-d-ribofuranoside

Compare: deoxyuridine.
See also: ribonucleoside.

Related terms:

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Inhibition of RNA/DNA/protein synthesis

... inhibition of macromolecules in bacteria by antibiotics with an non radioactive method. normally we use tritium-labelled leucine, thymidine, uridine. I know that these radioactive precursors are very sensitive, but is there a non radioactive method? Can someone help me in this case? THX

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by RuNkLi
Thu Nov 13, 2008 9:07 am
Forum: Microbiology
Topic: Inhibition of RNA/DNA/protein synthesis
Replies: 1
Views: 1679

Re: about Br-ATP

... at one or another postion depending on the nucleotide. Sometimes halogenated nucleotides are used as mutagens or as a density label (bromo-deoxy uridine, for example) People who like to do crystal structures of nucleic acids, either of oligonucleotides or as complexes with proteins, will use ...

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by blcr11
Wed Mar 05, 2008 3:10 pm
Forum: Molecular Biology
Topic: about Br-ATP
Replies: 1
Views: 1023

The Fiber Disease

... 92717. RNA editing in higher plant mitochondria frequently results in the post-transcriptional conversion of specific cytidine residues to uridine residues and infrequently results in the reverse conversion. The mechanisms by which this transition could occur are deamination or transamination ...

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by London
Wed Dec 06, 2006 8:50 pm
Forum: Human Biology
Topic: The Fiber Disease
Replies: 7403
Views: 6244951

modified nucleotides

also nucleotides in tRNA-molecules for instance are modified (recall that pseudo-uridine is also 1 of many modified nucleic acids)

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by sdekivit
Thu Mar 09, 2006 1:04 pm
Forum: Molecular Biology
Topic: modified nucleotides
Replies: 2
Views: 1650

Can YOU or anyone help me?

... experiment is denoted in many protocols in phosphate buffer...but when they do not grow in the lag phase how can tritium labeled -thymidine or uridine or leucine -be incorporate?" thanx for helping ilknur

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by RuNkLi
Thu Feb 09, 2006 11:10 am
Forum: General Discussion
Topic: Can YOU or anyone help me?
Replies: 4
Views: 6694
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