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Literature summary extracted from

  • Chono, M.; Matsunaka, H.; Seki, M.; Fujita, M.; Kiribuchi-Otobe, C.; Oda, S.; Kojima, H.; Kobayashi, D.; Kawakami, N.
    Isolation of a wheat (Triticum aestivum L.) mutant in ABA 8-hydroxylase gene: effect of reduced ABA catabolism on germination inhibition under field condition (2013), Breed. Sci., 63, 104-115.
    View publication on PubMedView publication on EuropePMC

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
1.14.14.137 (+)-abscisic acid + [reduced NADPH-hemoprotein reductase] + O2 Triticum aestivum
-
 8'-hydroxyabscisate + [oxidized NADPH-hemoprotein reductase] + H2O
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
1.14.14.137 Triticum aestivum B8QBY2 isoform TaABA8'OH1-B; cultivars Chinese Spring, Norin 61, Tamaizumi, TM1833, Hayakomugi, and Shinchunaga
-
1.14.14.137 Triticum aestivum R4WUP9 isoform TaABA8'OH1-A; cultivars Chinese Spring, Norin 61, Tamaizumi, TM1833, Hayakomugi, and Shinchunaga
-
1.14.14.137 Triticum aestivum R4X4I5 isoform TaABA8'OH1-D; cultivars Chinese Spring, Norin 61, Tamaizumi, TM1833, Hayakomugi, and Shinchunaga
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
1.14.14.137 (+)-abscisic acid + [reduced NADPH-hemoprotein reductase] + O2
-
 Triticum aestivum 8'-hydroxyabscisate + [oxidized NADPH-hemoprotein reductase] + H2O
-
 ?

Synonyms

EC Number Synonyms Comment Organism
1.14.14.137 ABA 8'-hydroxylase
-
 Triticum aestivum
1.14.14.137 ABA8'OH1-A isoform Triticum aestivum
1.14.14.137 ABA8'OH1-B isoform Triticum aestivum
1.14.14.137 ABA8'OH1-D isoform Triticum aestivum

Cofactor

EC Number Cofactor Comment Organism Structure
1.14.14.137 heme
-
 Triticum aestivum

Expression

EC Number Organism Comment Expression
1.14.14.137 Triticum aestivum the enzyme is highly expressed during seed development up