3lut

X-ray diffraction
2.9Å resolution

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

Released:
Source organism: Rattus norvegicus

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero octamer (preferred)
PDBe Complex ID:
PDB-CPX-158618 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Voltage-gated potassium channel subunit beta-2 Chain: A
Molecule details ›
Chain: A
Length: 367 amino acids
Theoretical weight: 41.07 KDa
Source organism: Rattus norvegicus
Expression system: Komagataella pastoris
UniProt:
  • Canonical: P62483 (Residues: 1-367; Coverage: 100%)
Gene names: Ckbeta2, Kcnab2, Kcnb3
Sequence domains: Aldo/keto reductase family
Structure domains: NADP-dependent oxidoreductase domain
Potassium voltage-gated channel subfamily A member 2 Chain: B
Molecule details ›
Chain: B
Length: 499 amino acids
Theoretical weight: 56.76 KDa
Source organism: Rattus norvegicus
Expression system: Komagataella pastoris
UniProt:
  • Canonical: P63142 (Residues: 1-499; Coverage: 100%)
Gene name: Kcna2
Sequence domains:
Structure domains:

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
Spacegroup: I4
Unit cell:
a: 113.605Å b: 113.605Å c: 260.473Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.212 0.211 0.221
Expression system: Komagataella pastoris