5-nitrosalicylate dioxygenase

5-nitrosalicylate dioxygenase (EC 1.13.11.64, naaB (gene)) is an enzyme with systematic name 5-nitrosalicylate:oxygen 1,2-oxidoreductase (decyclizing).[1][2] This enzyme catalyses the following chemical reaction

5-nitrosalicylate + O2 2-oxo-3-(5-oxofuran-2-ylidene)propanoate + nitrite (overall reaction)
(1a) 5-nitrosalicylate + O2 4-nitro-6-oxohepta-2,4-dienedioate
(1b) 4-nitro-6-oxohepta-2,4-dienedioate 2-oxo-3-(5-oxofuran-2-ylidene)propanoate + nitrite (spontaneous reaction)
5-nitrosalicylate dioxygenase
Identifiers
EC number1.13.11.64
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum

The enzyme from soil bacterium Bradyrhizobium sp. JS329 participates in 5-nitroanthranilate degradation.

References

  1. Qu Y, Spain JC (March 2010). "Biodegradation of 5-nitroanthranilic acid by Bradyrhizobium sp. strain JS329". Applied and Environmental Microbiology. 76 (5): 1417–22. doi:10.1128/AEM.02816-09. PMC 2832354. PMID 20081004.
  2. Qu Y, Spain JC (June 2011). "Molecular and biochemical characterization of the 5-nitroanthranilic acid degradation pathway in Bradyrhizobium sp. strain JS329". Journal of Bacteriology. 193 (12): 3057–63. doi:10.1128/JB.01188-10. PMC 3133195. PMID 21498645.
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.