CATH Classification

Domain Context

CATH Clusters

Superfamily Cytochrome P450
Functional Family Cytochrome P450 monooxygenase

Enzyme Information

1.14.19.69
Biflaviolin synthase.
based on mapping to UniProt Q9FCA6
(1) 2 flaviolin + 2 reduced ferredoxin [iron-sulfur] cluster + 2 H(+) + O(2) = 3,3'-biflaviolin + 2 oxidized ferredoxin [iron-sulfur] cluster + 2 H(2)O. (2) 2 flaviolin + 2 reduced ferredoxin [iron-sulfur] cluster + 2 H(+) + O(2) = 3,8'-biflaviolin + 2 oxidized ferredoxin [iron-sulfur] cluster + 2 H(2)O.
-!- This cytochrome-P450 (heme-thiolate) enzyme, from the soil-dwelling bacterium Streptomyces coelicolor A3(2), catalyzes a phenol oxidation C-C coupling reaction, which results in the polymerization of flaviolin to form biflaviolin or triflaviolin without the incorporation of oxygen into the product. -!- The products are highly conjugated pigments that protect the bacterium from the deleterious effects of UV irradiation. -!- Formerly EC 1.14.21.7.

UniProtKB Entries (1)

Q9FCA6
C1582_STRCO
Streptomyces coelicolor A3(2)
Biflaviolin synthase CYP158A2

PDB Structure

PDB 2D0E
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Role of active site water molecules and substrate hydroxyl groups in oxygen activation by cytochrome P450 158A2: a new mechanism of proton transfer
Zhao, B., Guengerich, F.P., Voehler, M., Waterman, M.R.
J.Biol.Chem.
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