The Enzyme Database

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EC 1.14.19.8     
Accepted name: pentalenolactone synthase
Reaction: pentalenolactone F + O2 + 2 reduced ferredoxin + 2 H+ = pentalenolactone + 2 oxidized ferredoxin + 2 H2O
For diagram of pentalenolactone biosynthesis, click here
Glossary: pentalenolactone F = (1R,4aR,6aS,9aR)-8,8-dimethyl-2-oxo-4,4a,6a,8,9-hexahydrospiro[oxirane-2,1-pentaleno[1,6a-c]pyran]-5-carboxylic acid
pentalenolactone = (1R,4aR,6aR,7S,9aS)-7,8-dimethyl-2-oxo-4,4a,6a,7-tetrahydrospiro[oxirane-2,1-pentaleno[1,6a-c]pyran]-5-carboxylic acid
Other name(s): penM (gene name); pntM (gene name)
Systematic name: pentalenolactone-reduced-ferredoxin:oxygen oxidoreductase (pentalenolactone forming)
Comments: A heme-thiolate protein (P-450). Isolated from the bacteria Streptomyces exfoliatus and Streptomyces arenae.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Zhu, D., Seo, M.J., Ikeda, H. and Cane, D.E. Genome mining in streptomyces. Discovery of an unprecedented P450-catalyzed oxidative rearrangement that is the final step in the biosynthesis of pentalenolactone. J. Am. Chem. Soc. 133 (2011) 2128–2131. [PMID: 21284395]
[EC 1.14.19.8 created 2012 as EC 1.3.7.10, transferred 2013 to EC 1.14.19.8]
 
 


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