Molecule image



Full name4-thiouridine
Short names4U
New Nomenclature74U
RNAMods abbreviation4
Enzymes ThiI (Escherichia coli)
Found in phylogenyEubacteria
Found in RNAtRNA
PubChem ID3954028
SMILES (no stereochemical information)C3(OC(CO)C(O)C(O)3)N1C=CC(=S)NC1(=O)

LC-MS Information

Sum formulaC9O5N2H12S1
Monoisotopic mass260.0467
Average mass260.2694
Product ions129
Normalized LC elution time *1,15 (Kellner 2014); 1,18 (Kellner 2014)
LC elution order/characteristicsbetween G and A (Kellner 2014, Kellner 2014)

* normalized to guanosine (G), measured with a RP C-18 column with acetonitrile/ammonium acetate as mobile phase.

LC-MS Publications

Title Authors Journal Details PubMed Id DOI
Profiling of RNA modifications by multiplexed stable isotope labelling. Kellner S, Neumann J, Rosenkranz D, Lebedeva S, Ketting RF, Zischler H, Schneider D, Helm M. Chem Commun (Camb). [details] 24567952 -
Absolute and relative quantification of RNA modifications via biosynthetic isotopomers. Kellner S, Ochel A, Thuring K, Spenkuch F, Neumann J, Sharma S, Entian KD, Schneider D, Helm M... Nucleic Acids Res [details] 25129236 -

3D Molecule representation

Download [.mol file for s4U]

Chemical groups contained

heavy atomsulfur

Reactions producing 4-thiouridine


Occurrence in PDB structures

PDB-ID chain residue
1b23 R 4SU/8
1c0a B 4SU/608
1efw C 4SU/8
1efw D 4SU/8
1gix D 4SU/8
1jgo D 4SU/8
1jgp D 4SU/8
1jgq D 4SU/8
2fmt C S4U/8
2fmt D S4U/8
2i1c z 4SU/8

Last modification of this entry: Oct. 6, 2017

Copyright © Genesilico - All rights reserved
If you have any advice or suggestions for corrections or improvements, please contact: Pietro Boccaletto