CATH Classification

Domain Context

CATH Clusters

Superfamily Polysaccharide lyase family 8-like, C-terminal
Functional Family

Enzyme Information

4.2.2.1
Hyaluronate lyase.
based on mapping to UniProt Q53591
Cleaves hyaluronate chains at a beta-D-GlcNAc-(1->4)-beta-D-GlcA bond, ultimately breaking the polysaccharide down to 3-(4-deoxy-beta-D-gluc-4- enuronosyl)-N-acetyl-D-glucosamine.
-!- The enzyme catalyzes the degradation of hyaluronan by a beta- elimination reaction. -!- Also acts on chondroitin. -!- The product is more systematically known as 3-(4-deoxy-alpha-L-threo- hex-4-enopyranosyluronic acid)-2-acetamido-2-deoxy-D-glucose. -!- Formerly EC 4.2.99.1.

UniProtKB Entries (1)

Q53591
HYSA_STRA3
Streptococcus agalactiae NEM316
Hyaluronate lyase

PDB Structure

PDB 1F1S
External Links
Method X-RAY DIFFRACTION
Organism Escherichia
Primary Citation
Hyaluronan binding and degradation by Streptococcus agalactiae hyaluronate lyase.
Li, S., Jedrzejas, M.J.
J.Biol.Chem.
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