4IU8

Crystal structure of a membrane transporter (selenomethionine derivative)

Structural Biology Knowledgebase: 4IU8 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.11 Å
  • R-Value Free: 0.299
  • R-Value Work: 0.239

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 4IU8

Classification: TRANSPORT PROTEIN

Total Structure Weight: 102777.38

Macromolecule Entities
Molecule Chains Length Organism Details
Nitrite extrusion protein 2 A, B 468 Escherichia coli Gene Name(s): narU yddF b1469 JW1464

Membrane Protein

Source: inferred by homology | Group: ALPHA-HELICAL

Subgroup Name: Major Facilitator Superfamily (MFS) Transporters

Protein Name: NarU nitrate transporter


Small Molecules
Ligands 1 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
NO3
Query on NO3

A NITRATE ION
N O3
NHNBFGGVMKEFGY-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MSE
Query on MSE
A, B L-PEPTIDE LINKING C5 H11 N O2 Se MET

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.11 Å
  • R-Value Free: 0.299
  • R-Value Work: 0.239
  • Space Group: P 21 21 21

Unit Cell:

Length (Å) Angle (°)
a = 106.58 α = 90.00
b = 117.50 β = 90.00
c = 127.41 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2013-01-20
  • Released Date: 2013-04-17
  • Deposition author(s): Yan, H., Huang, W., Yan, C., Gong, X., Jiang, S., Zhao, Y., Wang, J., Shi, Y.

Revision History

No revisions since initial release