Unsaturated rhamnogalacturonyl hydrolase

Unsaturated rhamnogalacturonyl hydrolase (EC 3.2.1.172, YteR, YesR) is an enzyme with systematic name 2-O-(4-deoxy-beta-L-threo-hex-4-enopyranuronosyl)-alpha-L-rhamnopyranose hydrolase.^[1][2][3] This enzyme catalyses the following chemical reaction

2-O-(4-deoxy-beta-L-threo-hex-4-enopyranuronosyl)-alpha-L-rhamnopyranose + H₂O ${\displaystyle \rightleftharpoons }$ 5-dehydro-4-deoxy-D-glucuronate + L-rhamnopyranose

Unsaturated rhamnogalacturonyl hydrolase
Identifiers
EC no.	3.2.1.172
Databases
IntEnz	IntEnz view
BRENDA	BRENDA entry
ExPASy	NiceZyme view
KEGG	KEGG entry
MetaCyc	metabolic pathway
PRIAM	profile
PDB structures	RCSB PDB PDBe PDBsum
Search PMC articles PubMed articles NCBI proteins

The enzyme is part of the degradation system for rhamnogalacturonan I in Bacillus subtilis strain 168.