CATH Classification

Domain Context

CATH Clusters

Superfamily Single-stranded right-handed beta-helix, Pectin lyase-like
Functional Family

Enzyme Information

3.2.1.57
Isopullulanase.
based on mapping to UniProt O00105
Hydrolysis of pullulan to isopanose (6-alpha-maltosylglucose).
-!- The enzyme has practically no action on starch. -!- Panose (4-alpha-isomaltosylglucose) is hydrolyzed to isomaltose and glucose. -!- Cf. EC 3.2.1.41 and EC 3.2.1.135.

UniProtKB Entries (1)

O00105
IPUA_ASPNG
Aspergillus niger
Isopullulanase

PDB Structure

PDB 2Z8G
External Links
Method X-RAY DIFFRACTION
Organism Pichia
Primary Citation
Crystal Structure of Aspergillus niger Isopullulanase, a Member of Glycoside Hydrolase Family 49
Mizuno, M., Koide, A., Yamamura, A., Akeboshi, H., Yoshida, H., Kamitori, S., Sakano, Y., Nishikawa, A., Tonozuka, T.
J.Mol.Biol.
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