4IRE

Crystal structure of GLIC with mutations at the loop C region

Structural Biology Knowledgebase: 4IRE SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.19 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.204

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 4IRE

Classification: TRANSPORT PROTEIN

Total Structure Weight: 194596.16

Macromolecule Entities
Molecule Chains Length Organism Details
Proton-gated ion channel A, B, C, D, E 317 Gloeobacter violaceus Fragment: UNP residues 43-359
Mutation: D91N, E177Q, D178N
Gene Name(s): glvI glr4197

Membrane Protein

Source: inferred by homology | Group: ALPHA-HELICAL

Subgroup Name: Cys-Loop Receptor Family

Protein Name: Prokaryotic pentameric ligand-gated ion channel (GLIC), wildtype-TBSb complex


Small Molecules
Ligands 4 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
PC1
Query on PC1

A, B, C, D, E 1,2-DIACYL-SN-GLYCERO-3-PHOSPHOCHOLINE
3-SN-PHOSPHATIDYLCHOLINE (Synonym)
C44 H88 N O8 P
NRJAVPSFFCBXDT-HUESYALOSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
LMD
Query on LMD

A, C, E tetradecyl 4-O-alpha-D-glucopyranosyl-beta- D-glucopyranoside
n-Tetradecyl-b-D-maltopyranosid (Synonym)
C26 H50 O11
UKPROSIGWJBJGA-IWODYCRQSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
OXL
Query on OXL

A, B, C, D, E OXALATE ION
C2 O4
MUBZPKHOEPUJKR-UHFFFAOYSA-L
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
ACT
Query on ACT

A, B, C, D, E ACETATE ION
C2 H3 O2
QTBSBXVTEAMEQO-UHFFFAOYSA-M
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 3.19 Å
  • R-Value Free: 0.243
  • R-Value Work: 0.204
  • Space Group: C 1 2 1
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 182.03 α = 90.00
b = 133.62 β = 102.57
c = 161.43 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2013-01-14
  • Released Date: 2013-04-24
  • Deposition author(s): Chen, Q., Pan, J., Liang, Y.H., Xu, Y., Tang, P.

Revision History

  • 2013-05-22
    Type: Citation | Details: Citation update
  • 2013-05-01
    Type: Entry authorship | Details: --