CATH Classification

Domain Context

CATH Clusters

Superfamily Immunoglobulins
Functional Family

Enzyme Information

4.2.2.24
Rhamnogalacturonan exolyase.
based on mapping to UniProt O31527
Exotype eliminative cleavage of alpha-L-rhamnopyranosyl-(1->4)-alpha-D- galactopyranosyluronic acid bonds of rhamnogalacturonan I oligosaccharides containing alpha-L-rhamnopyranose at the reducing end and 4-deoxy-4,5-unsaturated D-galactopyranosyluronic acid at the non- reducing end. The products are the disaccharide 2-O-(4-deoxy-beta-L- threo-hex-4-enopyranuronosyl)-alpha-L-rhamnopyranose and the shortened rhamnogalacturonan oligosaccharide containing one 4-deoxy-4,5-unsaturated D-galactopyranosyluronic acid at the non-reducing end.
-!- The enzyme is part of the degradation system for rhamnogalacturonan I in Bacillus subtilis strain 168.

UniProtKB Entries (1)

O31527
YESX_BACSU
Bacillus subtilis subsp. subtilis str. 168
Rhamnogalacturonan exolyase YesX

PDB Structure

PDB 2ZUY
External Links
Method X-RAY DIFFRACTION
Organism
Primary Citation
Structural determinants responsible for substrate recognition and mode of action in family 11 polysaccharide lyases
Ochiai, A., Itoh, T., Mikami, B., Hashimoto, W., Murata, K.
J.Biol.Chem.
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