4GBY

The structure of the MFS (major facilitator superfamily) proton:xylose symporter XylE bound to D-xylose


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.81 Å
  • R-Value Free: 0.274
  • R-Value Work: 0.228

Literature

Macromolecules
Sequence Display for 4GBY

Classification: TRANSPORT PROTEIN

Total Structure Weight: 55018.34

Macromolecule Entities
Molecule Chains Length Organism Details
D-xylose-proton symporter A 491 Escherichia coli Gene Name(s): xylE b4031 JW3991
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: mpstruc | Group: ALPHA-HELICAL

Subgroup Name: Major Facilitator Superfamily (MFS) Transporters

Protein Name: XylE proton:xylose symporter with bound D-xylose


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

A B-NONYLGLUCOSIDE
C15 H30 O6
QFAPUKLCALRPLH-UXXRCYHCSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
XYP
Query on XYP

A BETA-D-XYLOPYRANOSE
C5 H10 O5
SRBFZHDQGSBBOR-KKQCNMDGSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
XYP N/A in BindingDB
N/A in BindingMoad
Kd: 350000 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.81 Å
  • R-Value Free: 0.274
  • R-Value Work: 0.228
  • Space Group: P 43 21 2

Unit Cell:

Length (Å) Angle (°)
a = 95.29 α = 90.00
b = 95.29 β = 90.00
c = 168.18 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2012-07-28
  • Released Date: 2012-10-17
  • Deposition author(s): Sun, L.F., Zeng, X., Yan, C.Y., Yan, N.

Revision History

  • 2012-10-31
    Type: Database references