1I8Q

CRYSTAL STRUCTURE OF STREPTOCOCCUS AGALACTIAE HYALURONATE LYASE COMPLEXED WITH ENZYME PRODUCT, UNSATURATED DISACCHARIDE HYALURONAN


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.252
  • R-Value Work: 0.182

Literature

Macromolecules
Sequence Display for 1I8Q

Classification: LYASE

Total Structure Weight: 93273.84

Macromolecule Entities
Molecule Chains Length Organism Details
HYALURONATE LYASE A 814 Streptococcus agalactiae EC#: 4.2.2.1 IUBMB
Fragment: ENZYMATICALLY ACTIVE FRAGMENT, RESIDUES 171-984
Mutation: G246A, P248T, T280N, G288A, A583T, L688F, G689W, L882Q, L894M
Gene Name(s): hylB gbs1270
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
NAG
Query on NAG

A N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GC4
Query on GC4

A 4-DEOXY-D-GLUCURONIC ACID
C6 H10 O6
OGDYCNQXUUBOMI-RFPGKLGKSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.2 Å
  • R-Value Free: 0.252
  • R-Value Work: 0.182
  • Space Group: C 2 2 21

Unit Cell:

Length (Å) Angle (°)
a = 51.03 α = 90.00
b = 155.02 β = 90.00
c = 237.27 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-03-15
  • Released Date: 2002-01-16
  • Deposition author(s): Li, S., Jedrzejas, M.J.

Revision History

  • 2011-07-13
    Type: Non-polymer description | Details: chemical name/synonym update
  • 2011-07-13
    Type: Version format compliance | Details: compliance with PDB Exchange Dictionary V4