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Literature summary for 3.2.1.182 extracted from

  • Czjzek, M.; Cicek, M.; Zamboni, V.; Bevan, D.R.; Henrissat, B.; Esen, A.
    The mechanism of substrate (aglycone) specificity in beta -glucosidases is revealed by crystal structures of mutant maize beta -glucosidase-DIMBOA, -DIMBOAGlc, and -dhurrin complexes (2000), Proc. Natl. Acad. Sci. USA, 97, 13555-13560.
    View publication on PubMedView publication on EuropePMC

Cloned(Commentary)

Cloned (Comment) Organism
expressed in Escherichia coli Zea mays

Crystallization (Commentary)

Crystallization (Comment) Organism
crystal structure of inactive mutant E191D Glu1 in complex with DIMBO-glucoside, the free aglycone DIMBOA, and competitive inhibitor dhurrin is solved at 2.1, 2.1, 2.0 A resolution, respectively. The free enzyme is solved at 2.2 A resolution Zea mays

Protein Variants

Protein Variants Comment Organism
E191D catalytically inactive mutant is used for crystal structure determination Zea mays

Inhibitors

Inhibitors Comment Organism Structure
Dhurrin
-
Zea mays

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
120000
-
homodimer Zea mays

Organism

Organism UniProt Comment Textmining
Zea mays P49235
-
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
DIMBOA-glucoside + H2O
-
Zea mays DIMBOA + beta-D-glucose
-
?

Subunits

Subunits Comment Organism
homodimer crystal structure Zea mays

Synonyms

Synonyms Comment Organism
beta-glucosidase
-
Zea mays