4TWK

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


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.258 
  • R-Value Work: 0.231 

wwPDB Validation 3D Report Full Report


This is version 1.0 of the entry. See complete history


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: KCNK2 (TREK, TREK1)
Find proteins for O95069 (Homo sapiens)
Go to Gene View: KCNK2
Go to UniProtKB:  O95069
Small Molecules
Ligands 4 Unique
IDChainsName / Formula / InChI Key2D Diagram3D Interactions
K
Query on K

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A, B
POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
 Ligand Interaction
37X
Query on 37X

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A, B
Octyl Glucose Neopentyl Glycol
C27 H52 O12
TYXCLOLHZMMLEK-RNDJEAJNSA-N
 Ligand Interaction
MG
Query on MG

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A
MAGNESIUM ION
Mg
JLVVSXFLKOJNIY-UHFFFAOYSA-N
 Ligand Interaction
NAG
Query on NAG

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B
N-ACETYL-D-GLUCOSAMINE
C8 H15 N O6
OVRNDRQMDRJTHS-FMDGEEDCSA-N
 Ligand Interaction
Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.6 Å
  • R-Value Free: 0.258 
  • R-Value Work: 0.231 
  • Space Group: P 21 21 21
Unit Cell:
Length (Å)Angle (°)
a = 74.470α = 90.00
b = 105.975β = 90.00
c = 128.270γ = 90.00
Software Package:
Software NamePurpose
BUSTERrefinement
PHASERphasing
Aimlessdata scaling
XDSdata reduction

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History