CATH Classification

Domain Context

CATH Clusters

Superfamily Glycoside hydrolase 38, N terminal domain
Functional Family

Enzyme Information

2.4.1.18
1,4-alpha-glucan branching enzyme.
based on mapping to UniProt Q5SH28
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)

Q5SH28
BE_THET8
Thermus thermophilus HB8
1,4-alpha-glucan branching enzyme TTHA1902

PDB Structure

PDB 1UFA
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Crystal structure of TT1467 from Thermus thermophilus HB8
Idaka, M., Terada, T., Murayama, K., Yamaguchi, H., Nureki, O., Ishitani, R., Kuramitsu, S., Shirouzu, M., Yokoyama, S.
To be published
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