3LUT

A Structural Model for the Full-length Shaker Potassium Channel Kv1.2


Experimental Data Snapshot

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.221
  • R-Value Work: 0.211

Literature

Macromolecules
Sequence Display for 3LUT

Classification: MEMBRANE PROTEIN

Total Structure Weight: 98812.68

Macromolecule Entities
Molecule Chains Length Organism Details
Voltage-gated potassium channel subunit beta-2 A 367 Rattus norvegicus EC#: 1.1.1 IUBMB
Gene Name(s): Kcnab2 Ckbeta2 Kcnb3
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG
Potassium voltage-gated channel subfamily A member 2 B 499 Rattus norvegicus Mutation: N207Q
Gene Name(s): Kcna2
Metabolic Pathways
Maps:       
Reactions:
ESCHER  BiGG

Membrane Protein

Source: mpstruc | Group: ALPHA-HELICAL

Subgroup Name: Channels: Potassium, Sodium, & Proton Ion-Selective

Protein Name: Kv1.2/Kv2.1 Voltage-gated potassium channel chimera


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

A NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE
2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE (Synonym)
C21 H28 N7 O17 P3
XJLXINKUBYWONI-NNYOXOHSSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)
K
Query on K

B POTASSIUM ION
K
NPYPAHLBTDXSSS-UHFFFAOYSA-N
Ligand Explorer NGL
 
Binding Pocket (JSmol)
 
Electron Density (JSmol)

Experimental Data & Validation

Experimental Data

  • Method: X-RAY DIFFRACTION
  • Resolution: 2.9 Å
  • R-Value Free: 0.221
  • R-Value Work: 0.211
  • Space Group: I 4

Unit Cell:

Length (Å) Angle (°)
a = 113.61 α = 90.00
b = 113.61 β = 90.00
c = 260.47 γ = 90.00

Structure Validation

View Full Validation Report or Ramachandran Plots



Entry History

Deposition Data

  • Deposited Date: 2010-02-18
  • Released Date: 2010-06-23
  • Deposition author(s): Chen, X., Ni, F., Wang, Q., Ma, J.

Revision History

  • 2011-07-13
    Type: Version format compliance
  • 2011-10-26
    Type: Other