4LNL

Structure of Escherichia coli Threonine Aldolase in Complex with Allo-Thr

  • Classification: Lyase
  • Deposited: 2013-07-11 Released: 2013-11-06
  • Deposition author(s): Safo, M.K.
  • Organism: Escherichia coli
  • Expression System: Escherichia coli
  • Mutation(s): 2

Structural Biology Knowledgebase: 4LNL SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.182

Literature

Macromolecules
Sequence Display for 4LNL

Classification: Lyase

Total Structure Weight: 74649.82

Macromolecule Entities
Molecule Chains Length Organism Details
Low-specificity L-threonine aldolase A, B 333 Escherichia coli EC#: 4.1.2.5 IUBMB
Mutation: A256T, T257A
Gene Name(s):
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 6 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
2BK
Query on 2BK

A N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin- 4-yl}methyl)-L-allothreonine
C12 H19 N2 O8 P
IZWQBQLGLAKRMN-XVKPBYJWSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
2BO
Query on 2BO

A N-({3-hydroxy-2-methyl-5-[(phosphonooxy)methyl]pyridin- 4-yl}methyl)-L-threonine
C12 H19 N2 O8 P
IZWQBQLGLAKRMN-XCBNKYQSSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
PLG
Query on PLG

B N-GLYCINE-[3-HYDROXY-2-METHYL-5-PHOSPHONOOXYMETHYL- PYRIDIN-4-YL-METHANE]
N-PYRIDOXYL-GLYCINE-5-MONOPHOSPHATE (Synonym)
C10 H15 N2 O7 P
FEVQWBMNLWUBTF-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
EPE
Query on EPE

A, B 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID
HEPES (Synonym)
C8 H18 N2 O4 S
JKMHFZQWWAIEOD-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
MG
Query on MG

A, B MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.1 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.182
  • Space Group: C 2 2 21

Unit Cell:

Length (Å) Angle (°)
a = 76.40 α = 90.00
b = 100.89 β = 90.00
c = 176.00 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2013-07-11
  • Released Date: 2013-11-06
  • Deposition author(s): Safo, M.K.

Revision History

  • 2014-01-22
    Type: Citation | Details: Citation update