CATH Classification

Domain Context

CATH Clusters

Superfamily Golgi alpha-mannosidase II
Functional Family 1,4-alpha-glucan branching enzyme GlgB

Enzyme Information

2.4.1.18
1,4-alpha-glucan branching enzyme.
based on mapping to UniProt P07762
Transfers a segment of a (1->4)-alpha-D-glucan chain to a primary hydroxy group in a similar glucan chain.
-!- Converts amylose into amylopectin. -!- The description (official name) requires a qualification depending on the product, glycogen or amylopectin, e.g. glycogen branching enzyme, amylopectin branching enzyme. -!- The latter has frequently been termed Q-enzyme.

UniProtKB Entries (1)

P07762
GLGB_ECOLI
Escherichia coli K-12
1,4-alpha-glucan branching enzyme GlgB

PDB Structure

PDB 4LQ1
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Crystal Structures of Escherichia coli Branching Enzyme in Complex with Linear Oligosaccharides.
Feng, L., Fawaz, R., Hovde, S., Gilbert, L., Chiou, J., Geiger, J.H.
Biochemistry
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