Literature summary extracted from

Wei, K.; Jin, X.; Chen, X.; Wu, F.; Zhou, W.; Qiu, B.; Qiu, L.; Wang, X.; Li, C.; Zhang, G.
The effect of H2O2 and abscisic acid (ABA) interaction on beta-amylase activity under osmotic stress during grain development in barley (2009), Plant Physiol. Biochem., 47, 778-784.

Natural Substrates/ Products (Substrates)

EC Number	Natural Substrates	Organism	Comment (Nat. Sub.)	Natural Products	Comment (Nat. Pro.)	Rev.	Reac.
3.2.1.2	starch + H2O	Hordeum vulgare	-	maltose + ?	-	?

Organism

EC Number	Organism	UniProt	Comment	Textmining
3.2.1.2	Hordeum vulgare	-	variety Triumph and abscisic acid-sensitive barley mutant TL43	-

Source Tissue

EC Number	Source Tissue	Comment	Organism	Textmining

Substrates and Products (Substrate)

EC Number	Substrates	Comment Substrates	Organism	Products	Comment (Products)	Rev.	Reac.
3.2.1.2	starch + H2O	-	Hordeum vulgare	maltose + ?	-	?

Synonyms

EC Number	Synonyms	Comment	Organism
3.2.1.2	1,4-alpha-D-glucan malto-hydrolase	-	Hordeum vulgare

Expression

EC Number	Organism	Comment	Expression
3.2.1.2	Hordeum vulgare	the beta-amylase activity is negatively correlated with abscisic acid concentration, exogenous application of H2O2 and ascorbic acid decreases beta-amylase activity in the abscisic acid-sensitive barley mutant TL43	down
3.2.1.2	Hordeum vulgare	the beta-amylase activity is positively correlated with H2O2 concentration, exogenous application of H2O2 and ascorbic acid increases beta-amylase activity in barley variety Triumph	up

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Release 2023.1 (January 2023)