3M7I

Crystal structure of transketolase in complex with thiamine diphosphate, ribose-5-phosphate(pyranose form) and magnesium ion


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.75 Å
  • R-Value Free: 0.211
  • R-Value Work: 0.167

Literature

Macromolecules
Sequence Display for 3M7I

Classification: TRANSFERASE

Total Structure Weight: 71162.47

Macromolecule Entities
Molecule Chains Length Organism Details
Transketolase A 635 Campylobacter jejuni EC#: 2.2.1.1 IUBMB
Gene Name(s): tkt Cj1645
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
TPP
Query on TPP

A THIAMINE DIPHOSPHATE
C12 H19 N4 O7 P2 S
AYEKOFBPNLCAJY-UHFFFAOYSA-O
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
RP5
Query on RP5

A 5-O-phosphono-beta-D-ribofuranose
4,,3S (Synonym)
C5 H11 O8 P
KTVPXOYAKDPRHY-TXICZTDVSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
EDO
Query on EDO

A 1,2-ETHANEDIOL
ETHYLENE GLYCOL (Synonym)
C2 H6 O2
LYCAIKOWRPUZTN-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
A L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

Unit Cell:

Length (Å) Angle (°)
a = 130.34 α = 90.00
b = 70.96 β = 109.40
c = 69.19 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2010-03-16
  • Released Date: 2010-04-07
  • Deposition author(s): Nocek, B., Makowska-Grzyska, M., Maltseva, N., Anderson, W., Joachimiak, A., Center for Structural Genomics of Infectious Diseases (CSGID)

Revision History

  • Version 1_0: 2010-04-07

    Type: Initial release

  • Version 1_1: 2011-07-13

    Type: Version format compliance