1K9T

Chitinase a complexed with tetra-N-acetylchitotriose

Structural Biology Knowledgebase: 1K9T SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.221
  • R-Value Work: 0.180

Literature

Macromolecules
Sequence Display for 1K9T

Classification: HYDROLASE

Total Structure Weight: 59463.07

Macromolecule Entities
Molecule Chains Length Organism Details
CHITINASE A A 540 Serratia marcescens EC#: 3.2.1.14 IUBMB
Mutation: D391A, R475G
Gene Name(s): chiA
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)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.8 Å
  • R-Value Free: 0.221
  • R-Value Work: 0.180
  • Space Group: C 2 2 21

Unit Cell:

Length (Å) Angle (°)
a = 199.85 α = 90.00
b = 131.91 β = 90.00
c = 59.54 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2001-10-30
  • Released Date: 2002-11-06
  • Deposition author(s): Prag, G., Tucker, P.A., Oppenheim, A.B.

Revision History

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