CATH Classification

Domain Context

CATH Clusters

Superfamily Golgi alpha-mannosidase II; domain 4
Functional Family Alpha-mannosidase

Enzyme Information

3.2.1.114
Mannosyl-oligosaccharide 1,3-1,6-alpha-mannosidase.
based on mapping to UniProt Q24451
Man(5)GlcNAc(3)-[protein] + 2 H(2)O = Man(3)GlcNAc(3)-[protein] + 2 alpha-D-mannopyranose.
-!- The enzyme, found in plants and animals, participates in the processing of N-glycans in the Golgi apparatus. -!- It removes two mannosyl residues, one linked by alpha-1,3 linkage, and the other linked by alpha-1,6 linkage, both of which are removed by the same catalytic site. -!- The enzyme is sensitive to swainsonine.

UniProtKB Entries (1)

Q24451
MAN2_DROME
Drosophila melanogaster
Alpha-mannosidase 2

PDB Structure

PDB 3D4Z
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural analysis of Golgi alpha-mannosidase II inhibitors identified from a focused glycosidase inhibitor screen.
Kuntz, D.A., Tarling, C.A., Withers, S.G., Rose, D.R.
Biochemistry
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