1Q12

Crystal Structure of the ATP-bound E. coli MalK


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.286
  • R-Value Work: 0.258

Literature

Macromolecules
Sequence Display for 1Q12

Classification: TRANSPORT PROTEIN

Total Structure Weight: 170766.86

Macromolecule Entities
Molecule Chains Length Organism Details
Maltose/maltodextrin transport ATP-binding protein malK A, B, C, D 381 Escherichia coli EC#: 3.6.3.19 IUBMB
Gene Name(s): malK b4035 JW3995
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
ATP
Query on ATP

A, B, C, D ADENOSINE-5'-TRIPHOSPHATE
C10 H16 N5 O13 P3
ZKHQWZAMYRWXGA-KQYNXXCUSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.286
  • R-Value Work: 0.258
  • Space Group: P 1

Unit Cell:

Length (Å) Angle (°)
a = 59.88 α = 74.59
b = 97.28 β = 82.47
c = 101.86 γ = 76.85

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-07-18
  • Released Date: 2003-09-30
  • Deposition author(s): Chen, J., Lu, G., Lin, J., Davidson, A.L., Quiocho, F.A.

Revision History

  • Version 1_0: 2003-09-30

    Type: Initial release

  • Version 1_1: 2008-04-29

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Source and taxonomy, Version format compliance