Literature summary for 3.2.1.2 extracted from

Saika, H.; Nakazono, M.; Ikeda, A.; Yamaguchi, J.; Masaki, S.; Kanekatsu, M.; Nemoto, K.
A transposon-induced spontaneous mutation results in low beta-amylase content in rice (2005), Plant Sci., 169, 239-244.

Search for more literature for 3.2.1.2

Cloned(Commentary)

Cloned (Comment)	Organism
two rice genes encoding the enzyme, genes BAC83770 and BAC83773, in tight linkage, expression analysis, the Nipponbare allele in gene BAC83773 highly suppresses the enzyme	Oryza sativa

Protein Variants

Protein Variants	Comment	Organism
additional information	a transposon-induced spontaneous mutation results in low beta-amylase content in rice, overview	Oryza sativa

Organism

Organism	UniProt	Comment	Textmining
Oryza sativa	Q6Z5B2	gene Bac83773, putative beta-amylase, japonica group; var. japonica and indica, different cultivars, 98 backcross inbred lines from japonica x indica, i.e. Nipponbare x Kasalath, cross, overview	-
Oryza sativa	Q6Z5B7	gene BAC83770, putative beta-amylase, japonica group; var. japonica and indica, different cultivars, 98 backcross inbred lines from japonica x indica, i.e. Nipponbare x Kasalath, cross, overview	-

Source Tissue

Source Tissue	Comment	Organism	Textmining
seed	germinating	Oryza sativa	-
seedling	very low enzyme content in var. japonica	Oryza sativa	-

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg]	Specific Activity Maximum [µmol/min/mg]	Comment	Organism
additional information	-	very low activity in different cultivars of varieties japonica and japonica x indica, i.e. Nipponbare x Kasalath, the Nipponbare allele highly suppresses the enzyme, quantitative activity and expression analysis	Oryza sativa

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Release 2023.1 (January 2023)