CATH Domain 1x0cA01

CATH Classification

Level	CATH Code	Description
	2	Mainly Beta
	2.60	Sandwich
	2.60.350	Dex49a from penicillium minioluteum complex, domain 1
	2.60.350.10	Dextranase, N-terminal

Domain Context

CATH Clusters

Superfamily	Dextranase, N-terminal
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	1X0C
External Links	PDBSum Proteopedia
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.