1P1O

Crystal structure of the GluR2 ligand-binding core (S1S2J) mutant L650T in complex with quisqualate


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Free: 0.235
  • R-Value Work: 0.204

Literature

Macromolecules
Sequence Display for 1P1O

Classification: MEMBRANE PROTEIN

Total Structure Weight: 29590.88

Macromolecule Entities
Molecule Chains Length Organism Details
Glutamate receptor 2 A 263 Rattus norvegicus Fragment: ligand binding core (S1S2J)
Mutation: L138T
Gene Name(s): Gria2 Glur2
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

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

A (S)-2-AMINO-3-(3,5-DIOXO-[1,2,4]OXADIAZOLIDIN- 2-YL)-PROPIONIC ACID
QUISQUALATE (Synonym)
C5 H7 N3 O5
ASNFTDCKZKHJSW-REOHCLBHSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
SO4
Query on SO4

A SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
External Ligand Annotations
ID Binding Affinity (Sequence Identity %)
QUS N/A in BindingDB
Kd: 1740 nM  BindingMOAD
Kd: 1740 nM  PDBbind

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 1.6 Å
  • R-Value Free: 0.235
  • R-Value Work: 0.204
  • Space Group: P 21 21 2

Unit Cell:

Length (Å) Angle (°)
a = 63.98 α = 90.00
b = 90.86 β = 90.00
c = 47.31 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2003-04-13
  • Released Date: 2003-06-10
  • Deposition author(s): Armstrong, N., Mayer, M.L., Gouaux, E.

Revision History

  • Version 1_0: 2003-06-10

    Type: Initial release

  • Version 1_1: 2008-04-29

    Type: Version format compliance

  • Version 1_2: 2011-07-13

    Type: Version format compliance

  • Version 1_3: 2017-08-16

    Type: Refinement description, Source and taxonomy