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Literature summary extracted from

  • Feldwisch, J.; Vente, A.; Zettl, R.; Bako, L.; Campos, N.; Palme, K.
    Characterization of two membrane-associated beta-glucosidases from maize (Zea mays L.) coleoptiles (1994), Biochem. J., 302, 15-21.
    View publication on PubMedView publication on EuropePMC

Inhibitors

EC Number Inhibitors Comment Organism Structure
3.2.1.21 1-naphthylacetic acid competitive inhibition, Ki: 0.43 mM Zea mays
3.2.1.21 beta-D-glucose competitive inhibition, Ki: 148 mM Zea mays
3.2.1.21 D-glucono-1,5-lactone competitive inhibition, Ki: 0.84 mM Zea mays
3.2.1.21 indole-3-acetic acid competitive inhibition, Ki: 1.14 mM Zea mays

KM Value [mM]

EC Number KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
3.2.1.21 0.65
-
4-nitrophenyl-beta-D-glucopyranoside
-
Zea mays

Localization

EC Number Localization Comment Organism GeneOntology No. Textmining
3.2.1.21 membrane
-
Zea mays 16020
-

Molecular Weight [Da]

EC Number Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
3.2.1.21 60000
-
SDS-PAGE Zea mays

Organism

EC Number Organism UniProt Comment Textmining
3.2.1.21 Zea mays
-
-
-

Purification (Commentary)

EC Number Purification (Comment) Organism
3.2.1.21 partial Zea mays

Source Tissue

EC Number Source Tissue Comment Organism Textmining
3.2.1.21 coleoptile
-
Zea mays
-

Specific Activity [micromol/min/mg]

EC Number Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
3.2.1.21 5.4
-
-
Zea mays

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
3.2.1.21 4-nitrophenyl alpha-L-arabinofuranoside + H2O low activity Zea mays 4-nitrophenol + alpha-L-arabinofuranose
-
?
3.2.1.21 4-nitrophenyl beta-D-galactoside + H2O low activity Zea mays 4-nitrophenol + beta-D-galactose
-
?
3.2.1.21 4-nitrophenyl beta-D-glucopyranoside + H2O relatively specific for aryl-beta-D-linked glucopyranoside substrates Zea mays 4-nitrophenol + D-glucopyranose
-
?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
3.2.1.21 5
-
-
Zea mays