1MDQ

REFINED STRUCTURES OF TWO INSERTION(SLASH)DELETION MUTANTS PROBE FUNCTION OF THE MALTODEXTRIN BINDING PROTEIN


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Observed: 0.220

Literature

Macromolecules
Sequence Display for 1MDQ

Classification: SUGAR TRANSPORT

Total Structure Weight: 41168.50

Macromolecule Entities
Molecule Chains Length Organism Details
MALTODEXTRIN BINDING PROTEIN A 371 Escherichia coli Mutation: A302S
Gene Name(s): malE b4034 JW3994
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: inferred by homology | Group: ALPHA-HELICAL

Subgroup Name: ATP Binding Cassette (ABC) Transporters

Protein Name: MalFGK2-MBP Maltose uptake transporter complex


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

A MALTOSE
C12 H22 O11
GUBGYTABKSRVRQ-ASMJPISFSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.9 Å
  • R-Value Observed: 0.220
  • Space Group: C 1 2 1

Unit Cell:

Length (Å) Angle (°)
a = 106.01 α = 90.00
b = 66.46 β = 113.17
c = 57.75 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 1994-08-10
  • Released Date: 1994-11-01
  • Deposition author(s): Sharff, A.J., Quiocho, F.A.

Revision History

  • 2008-03-24
    Type: Version format compliance
  • 2011-07-13
    Type: Version format compliance