Nucleoside oxidase (H2O2-forming)

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Nucleoside oxidase
(H2O2-forming)
Nucleoside oxidase (H2O2-forming) reaction.PNG
Identifiers
EC no. 1.1.3.39
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NCBI proteins

Nucleoside oxidase (H2O2-forming) (EC 1.1.3.39) is an enzyme with systematic name nucleoside:oxygen 5'-oxidoreductase (H2O2-forming). [1] This enzyme catalyses the following chemical reaction

adenosine + 2 O2 + H2O 9-riburonosyladenine + 2 H2O2 (overall reaction)
(1a) adenosine + O2 5'-dehydroadenosine + H2O2
(1b) 5'-dehydroadenosine + O2 + H2O 9-riburonosyladenine + H2O2

This enzyme contains Heme and belongs to a flavoprotein family.

References

  1. Koga S, Ogawa J, Cheng L, Choi Y, Yamada H, Shimizu S (November 1997). "Nucleoside Oxidase, a Hydrogen Peroxide-Forming Oxidase, from Flavobacterium meningosepticum". Applied and Environmental Microbiology. 63 (11): 4282–6. Bibcode:1997ApEnM..63.4282K. doi:10.1128/aem.63.11.4282-4286.1997. PMC   1389282 . PMID   16535726.