Entry |
|
Name |
2,4-dihydroxy-1,4-benzoxazin-3-one-glucoside dioxygenase;
BX6 (gene name);
DIBOA-Glc dioxygenase
|
Class |
Oxidoreductases;
Acting on paired donors, with incorporation or reduction of molecular oxygen;
With 2-oxoglutarate as one donor, and incorporation of one atom of oxygen into each donor
|
Sysname |
(2R)-4-hydroxy-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-2-yl beta-D-glucopyranoside:oxygen oxidoreductase (7-hydroxylating)
|
Reaction(IUBMB) |
(2R)-4-hydroxy-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-2-yl beta-D-glucopyranoside + 2-oxoglutarate + O2 = (2R)-4,7-dihydroxy-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-2-yl beta-D-glucopyranoside + succinate + CO2 + H2O [RN: R08972]
|
Reaction(KEGG) |
|
Substrate |
(2R)-4-hydroxy-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-2-yl beta-D-glucopyranoside [CPD: C15772];
2-oxoglutarate [CPD: C00026];
O2 [CPD: C00007]
|
Product |
(2R)-4,7-dihydroxy-3-oxo-3,4-dihydro-2H-1,4-benzoxazin-2-yl beta-D-glucopyranoside [CPD: C18062];
succinate [CPD: C00042];
CO2 [CPD: C00011];
H2O [CPD: C00001]
|
Comment |
The enzyme is involved in the biosynthesis of protective and allelophatic benzoxazinoids in some plants, most commonly from the family of Poaceae (grasses).
|
History |
EC 1.14.11.59 created 2012 as EC 1.14.20.2, transferred 2018 to EC 1.14.11.59
|
Pathway |
|
Orthology |
K13229 | 2,4-dihydroxy-1,4-benzoxazin-3-one-glucoside dioxygenase |
|
Genes |
|
Reference |
|
Authors |
Jonczyk R, Schmidt H, Osterrieder A, Fiesselmann A, Schullehner K, Haslbeck M, Sicker D, Hofmann D, Yalpani N, Simmons C, Frey M, Gierl A |
Title |
Elucidation of the final reactions of DIMBOA-glucoside biosynthesis in maize: characterization of Bx6 and Bx7. |
Journal |
|
Sequence |
|
Other DBs |
|