Brand  (β version)

color scheme of protein:

hetatm:

x
information
centroid:
interaction residue:

chain:

Ligands
Code Name Link
CAC Cacodylate ion
GCD 4,5-dehydro-D-glucuronic acid
NA Sodium ion
NAG N-acetyl-D-glucosamine
Code : 1C82
Header : LYASE
Title : MECHANISM OF HYALURONAN BINDING AND DEGRADATION: STRUCTURE OF STREPTOCOCCUS PNEUMONIAE HYALURONATE LYASE IN COMPLEX WITH HYALURONIC ACID DISACCHARIDE AT 1.7 A RESOLUTION
Release Data : 2001-04-05
Compound :
mol_id molecule chains
1 HYALURONATE LYASE A
ec: 4.2.2.1
Source :
mol_id organism_scientific expression_system
1 Streptococcus pneumoniae  (taxid:1313) Escherichia coli BL21  (taxid:511693)
expression_system_strain: BL21
other_details: ESCHERICHIA COLI
Authors : Ponnuraj, K., Jedrzejas, M.J.
Keywords : PROTEIN-CARBOHYDRATE COMPLEX, LYASE
Exp. method : X-RAY DIFFRACTION ( 1.7 Å )
Citation :

Mechanism of hyaluronan binding and degradation: structure of Streptococcus pneumoniae hyaluronate lyase in complex with hyaluronic acid disaccharide at 1.7 A resolution.

Ponnuraj, K.,Jedrzejas, M.J.
(2000)  J.Mol.Biol.  299 : 885 - 895

PubMed: 10843845
DOI: 10.1006/jmbi.2000.3817

Structural Basis of Hyaluronan Degradation by Streptococcus pneumoniae Hyaluronate Lyase

Li, S.,Kelly, S.J.,Lamani, E.  et al.
(2000)  Embo J.  19 : 1228 - 1240

DOI: 10.1093/emboj/19.6.1228

Chain : A
UniProt : Q54873 (HYSA_STRPN)
Reaction : 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.