4HI4

Crystal structure of the 5-coordinate ferric heme-binding PAS domain of Aer2 from P. aeruginosa

Structural Biology Knowledgebase: 4HI4 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.248
  • R-Value Work: 0.228

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 4HI4

Classification: SIGNALING PROTEIN

Total Structure Weight: 56338.62

Macromolecule Entities
Molecule Chains Length Organism Details
Aerotaxis transducer Aer2 A, B, D, G 121 Pseudomonas aeruginosa Fragment: heme-binding PAS domain (UNP residues 174-289)
Mutation: K176A, E275A
Gene Name(s): aer2 PA0176

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

A, B, D, G PROTOPORPHYRIN IX CONTAINING FE
HEME (Synonym)
C34 H32 Fe N4 O4
KABFMIBPWCXCRK-RGGAHWMASA-L
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

B, D, G GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
CL
Query on CL

A CHLORIDE ION
Cl
VEXZGXHMUGYJMC-UHFFFAOYSA-M
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.3 Å
  • R-Value Free: 0.248
  • R-Value Work: 0.228
  • Space Group: P 21 21 21
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 67.36 α = 90.00
b = 67.43 β = 90.00
c = 117.87 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2012-10-11
  • Released Date: 2013-01-09
  • Deposition author(s): Airola, M.V., Crane, B.R.

Revision History

  • 2013-05-22
    Type: Citation | Details: Citation update