Detail Information

P450 Protein:

P450 SymbolQnn-P450
Protein NameQuiannulatic acid synthase (EC 1.-.-.-) (Cytochrome P450 monooxygenase Qnn-P450) (Quiannulatic acid biosynthesis cluster protein Qnn-P450)
Uniprot IDA0A1Y1C7S2
EC Number1.-.-.-
SpeciesEmericella variicolor (Aspergillus stellatus)
Txid 1549217
P450 Protein Structure
Model Confidence (pLDDT)
Very high (>90)
High (90 > 70)
Low (70 > 50)
Very low (<50)
Subcellular Location
Protein Sequence GO

Reaction Scheme:

Chemical Conversion C25H40 + C17H21N4O9P-2 + O2 → C25H37O2- + C17H18N4O9P-3 + H2O + H+
Reaction TypeOxidation
Chemical BondCH
RheaID 66868

quiannulatene

+

FMNH2

+

O2

Qnn-P450

quiannulatate

+

FMN

+

H2O

+

H+

Substrate Information:

Substrate Name quiannulatene
Substrate Chemical FormulaC25H40
Substrate PubChem CID155802526
Substrate SmilesCC1CCC23C1CCC2(C(=C4C3CC5C(CCC5(C4)C)C(C)C)C)C
Substrate Structure
Substrate Name FMNH2
Substrate Chemical FormulaC17H21N4O9P-2
Substrate PubChem CID44229161
Substrate SmilesCC1=CC2=C(C=C1C)N(C3=C(N2)C(=O)NC(=O)N3)C[C@@H]([C@@H]([C@@H](COP(=O)([O-])[O-])O)O)O
Substrate Structure
Substrate Name O2
Substrate Chemical FormulaO2
Substrate PubChem CID977
Substrate CAS Number7782-44-7
Substrate SmilesO=O
Substrate Structure

Product Information:

Product Name quiannulatate
Product Chemical FormulaC25H37O2-
Product PubChem CID155802566
Product SmilesCC1CCC23C1CCC2(C(=C4C3CC5C(CCC5(C4)C(=O)[O-])C(C)C)C)C
Product Structure
Product Name FMN
Product Chemical FormulaC17H18N4O9P-3
Product PubChem CID44229199
Product SmilesCC1=CC2=C(C=C1C)N(C3=NC(=NC(=O)C3=N2)[O-])C[C@@H]([C@@H]([C@@H](COP(=O)([O-])[O-])O)O)O
Product Structure
Product Name H2O
Product Chemical FormulaH2O
Product PubChem CID962
Product CAS Number7732-18-5
Product SmilesO
Product Structure
Product Name H+
Product Chemical FormulaH+
Product PubChem CID1038
Product CAS Number12408-02-5
Product Smiles[H+]
Product Structure

References:

Title: Genome-Based Discovery of an Unprecedented Cyclization Mode in Fungal Sesterterpenoid Biosynthesis.
PMID: 27447198
Journal: Journal of the American Chemical Society
Year: 2016/8/10

Contact zhy1001@alu.uestc.edu.cn or yangzhang@cdutcm.edu.cn
© Department of Bioinformatics