The Enzyme Database

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Accepted name: 1-deoxypentalenic acid 11β-hydroxylase
Reaction: 1-deoxypentalenate + 2-oxoglutarate + O2 = 1-deoxy-11β-hydroxypentalenate + succinate + CO2
For diagram of pentalenolactone biosynthesis, click here
Glossary: 1-deoxypentalenate = (1R,3aR,5aS,8aR)-1,7,7-trimethyl-1,2,3,3a,5a,6,7,8-octahydrocyclopenta[c]pentalene-4-carboxylate
1-deoxy-11β-hydroxypentalenate = (1S,2R,3aR,5aS,8aR)-2-hydroxy-1,7,7-trimethyl-1,2,3,3a,5a,6,7,8-octahydrocyclopenta[c]pentalene-4-carboxylate
Other name(s): ptlH (gene name); sav2991 (gene name); pntH (gene name)
Systematic name: 1-deoxypentalenic acid,2-oxoglutarate:oxygen oxidoreductase
Comments: The enzyme requires iron(II) and ascorbate. Isolated from the bacterium Streptomyces avermitilis. Part of the pathway for pentalenolactone biosynthesis.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc, PDB
1.  You, Z., Omura, S., Ikeda, H. and Cane, D.E. Pentalenolactone biosynthesis. Molecular cloning and assignment of biochemical function to PtlH, a non-heme iron dioxygenase of Streptomyces avermitilis. J. Am. Chem. Soc. 128 (2006) 6566–6567. [DOI] [PMID: 16704250]
2.  You, Z., Omura, S., Ikeda, H., Cane, D.E. and Jogl, G. Crystal structure of the non-heme iron dioxygenase PtlH in pentalenolactone biosynthesis. J. Biol. Chem. 282 (2007) 36552–36560. [DOI] [PMID: 17942405]
[EC created 2012]

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