4HP4

Crystal structure of PAS domain from the fruit-fly ELK potassium channel

Structural Biology Knowledgebase: 4HP4 SBKB.org


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.191
  • R-Value Work: 0.173

wwPDB Validation Full Report


Literature

Macromolecules
Sequence Display for 4HP4

Classification: TRANSPORT PROTEIN

Total Structure Weight: 30523.21

Macromolecule Entities
Molecule Chains Length Organism Details
Eag-like K[+] channel A, B 130 Drosophila melanogaster EC#: 2.7.3 IUBMB
Fragment: PAS domain of KCNH channel, UNP residues 11-136
Gene Name(s): Elk elk CG5076 Dmel_CG5076

Small Molecules
Ligands 2 Unique
ID Chains Name / Formula / InChI Key 2D Diagram 3D Interactions
SO4
Query on SO4

A, B SULFATE ION
O4 S
QAOWNCQODCNURD-UHFFFAOYSA-L
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
GOL
Query on GOL

A GLYCEROL
2, (Synonym)
C3 H8 O3
PEDCQBHIVMGVHV-UHFFFAOYSA-N
Ligand Explorer
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
Modified Residues 1 Unique
ID Chains Type Formula 2D Diagram Parent
MLY
Query on MLY
A, B L-PEPTIDE LINKING C8 H18 N2 O2 LYS

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.0 Å
  • R-Value Free: 0.191
  • R-Value Work: 0.173
  • Space Group: P 41 3 2
  • Electron Density Server: EDS EDS

Unit Cell:

Length (Å) Angle (°)
a = 150.31 α = 90.00
b = 150.31 β = 90.00
c = 150.31 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2012-10-23
  • Released Date: 2013-03-27
  • Deposition author(s): Adaixo, R., Morais-Cabral, J.H.

Revision History

  • 2013-06-19
    Type: Citation | Details: Citation update