uracil


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u·ra·cil

 (yo͝or′ə-sĭl)
n. Abbr. U
A pyrimidine base, C4H4N2O2, that is an essential constituent of RNA.

[ur(ea) + ac(etic) + -il, substance relating to.]

uracil

(ˈjʊərəsɪl)
n
(Biochemistry) biochem a pyrimidine present in all living cells, usually in a combined form, as in RNA. Formula: C4H4N2O2
[C20: from uro-1 + acetic + -ile]

u•ra•cil

(ˈyʊər ə sɪl)

n.
a pyrimidine base, C4H4N2O2, that is one of the fundamental components of RNA, in which it forms base pairs with adenine. Symbol: U
[1905–10; ur-1 + ac (etic) + -il, of uncertain orig.]

u·ra·cil

(yo͝or′ə-sĭl)
A base that is a component of RNA, forming a base pair with adenine during transcription.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.uracil - a base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine
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"
nucleotide, base - a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA)
Translations
uracile
References in periodicals archive ?
In regard to ruminal nucleic acid bases, the variation coefficient of uracil bases was highest but that of purine was lowest.
Based on bisulfite modification methods, methylated probes containing methylated cytosine and nonmethylated probes containing thymine (T) rather than uracil were used as described previously.
The nitrogenous bases Purines [adenine (A) and guanine (G)] and Pyrimidines [Cytosine (C), Uracil (U)and Thymine (T)] are essential building blocks of RNA and DNA.
TLC of the solid (dissolved in water, eluted with a 70: 40: 10 by volume mixture of ethyl acetate- acetone-water and visualized by UV) showed the presence of uracil as a major component (Subbaraman et al,1980).
UV-Visible spectroscopy was also used for the investigation of interaction of uracil derivatives with SDS and CTAB.
Recently, uracil lesions have been identified as major sources of sequence artifacts in FFPE DNA (40-42).
Folate deficiency causes uracil misincorporation into human DNA and chromosome breakage: implications for cancer and neuronal damage.
The inactivation of URA3 results in uracil auxotrophy and 5-fluoroorotic acid resistance phenotype (11).
The RNA template consists of uracil instead of thymine (found in DNA).
Its lead product candidate, PSI-7977, an unpartnered uracil nucleotide analog, has recently advanced to two Phase III studies in genotype 2 and 3 patients.
A reaction mixture of 25 [micro]L contained 1X TaqMan Universal Master Mix with AmpErase uracil N-glycosylase (Applied Biosystems), 0.