Biology:Sulfur carrier protein ThiS adenylyltransferase

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Sulfur carrier protein ThiS adenylyltransferase
Identifiers
EC number2.7.7.73
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

Sulfur carrier protein ThiS adenylyltransferase (EC 2.7.7.73, thiF (gene)) is an enzyme with systematic name ATP:(ThiS) adenylyltransferase.[1][2][3][4] This enzyme catalyses the following chemical reaction

ATP + [ThiS] [math]\displaystyle{ \rightleftharpoons }[/math] diphosphate + adenylyl-[ThiS]

This enzyme binds Zn2+. The enzyme catalyses the adenylation of ThiS, a sulfur carrier protein involved in the biosynthesis of thiamine.

References

  1. "Thiamin biosynthesis in Escherichia coli. Identification of ThiS thiocarboxylate as the immediate sulfur donor in the thiazole formation". The Journal of Biological Chemistry 273 (26): 16555–60. June 1998. doi:10.1074/jbc.273.26.16555. PMID 9632726. 
  2. "Biosynthesis of the thiazole moiety of thiamin in Escherichia coli: identification of an acyldisulfide-linked protein--protein conjugate that is functionally analogous to the ubiquitin/E1 complex". Proceedings of the National Academy of Sciences of the United States of America 98 (15): 8513–8. July 2001. doi:10.1073/pnas.141226698. PMID 11438688. 
  3. "Structural analysis of Escherichia coli ThiF". Journal of Molecular Biology 349 (4): 774–86. June 2005. doi:10.1016/j.jmb.2005.04.011. PMID 15896804. 
  4. "Structure of the Escherichia coli ThiS-ThiF complex, a key component of the sulfur transfer system in thiamin biosynthesis". Biochemistry 45 (1): 11–9. January 2006. doi:10.1021/bi051502y. PMID 16388576. 

External links