4TWK

Crystal structure of human two pore domain potassium ion channel TREK1 (K2P2.1)


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.60 Å
  • R-Value Free: 0.258 
  • R-Value Work: 0.231 
  • R-Value Observed: 0.232 

wwPDB Validation 3D Report Full Report




Macromolecules

Find similar proteins by: Sequence  |  Structure

Entity ID: 1
MoleculeChainsSequence LengthOrganismDetails
Potassium channel subfamily K member 2
A, B
283Homo sapiensMutation(s): 0 
Gene Names: KCNK2TREKTREK1
Find proteins for O95069 (Homo sapiens)
Go to UniProtKB:  O95069
NIH Common Fund Data Resources
PHAROS  O95069
Small Molecules
Ligands 4 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
37X
Query on 37X

Download CCD File 
A, B
Octyl Glucose Neopentyl Glycol
C27 H52 O12
TYXCLOLHZMMLEK-RNDJEAJNSA-N
 Ligand Interaction
NAG
Query on NAG

Download CCD File 
B
N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
 Ligand Interaction
K
Query on K

Download CCD File 
A, B
POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
 Ligand Interaction
MG
Query on MG

Download CCD File 
A
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.60 Å
  • R-Value Free: 0.258 
  • R-Value Work: 0.231 
  • R-Value Observed: 0.232 
  • Space Group: P 21 21 21
Unit Cell:
Length ( Å )Angle ( ˚ )
a = 74.47α = 90
b = 105.975β = 90
c = 128.27γ = 90
Software Package:
Software NamePurpose
BUSTERrefinement
XDSdata reduction
Aimlessdata scaling
PHASERphasing

Structure Validation

View Full Validation Report



Entry History