1ENM

UDA TRISACCHARIDE COMPLEX. CRYSTAL STRUCTURE OF URTICA DIOICA AGGLUTININ, A SUPERANTIGEN PRESENTED BY MHC MOLECULES OF CLASS I AND CLASS II

Structural Biology Knowledgebase: 1ENM SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Free: 0.240
  • R-Value Work: 0.201

Literature

Macromolecules
Sequence Display for 1ENM

Classification: SUGAR BINDING PROTEIN

Total Structure Weight: 9977.86

Macromolecule Entities
Molecule Chains Length Organism Details
AGGLUTININ ISOLECTIN I/AGGLUTININ ISOLECTIN V/ AGGLUTININ ISOLECTIN VI A 89 Urtica dioica EC#: 3.2.1.14 IUBMB
Mutation: Q1X, G10S, A14G, W16R, S80G, K81N
Details: THREE ISOFORMS ARE PRESENT IN THE CRYSTAL: ISOLECTIN I, V, AND VI
Gene Name(s): UDA1
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 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)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
PCA
Query on PCA
A L-PEPTIDE LINKING C5 H7 N O3 GLU

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Free: 0.240
  • R-Value Work: 0.201
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 38.78 α = 90.00
b = 46.16 β = 90.00
c = 57.25 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2000-03-21
  • Released Date: 2000-06-21
  • Deposition author(s): Saul, F.A., Rovira, P., Boulot, G., Van Damme, E.J.M., Peumans, W.J., Truffa-Bachi, P., Bentley, G.A.

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