PDBe 4hp9

X-ray diffraction
2.12Å resolution

Crystal structure of the N-terminal truncated PAS domain from the hERG potassium channel


Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Potassium voltage-gated channel subfamily H member 2 Chain: A
Molecule details ›
Chain: A
Length: 128 amino acids
Theoretical weight: 14.44 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
  • Canonical: Q12809 (Residues: 10-135; Coverage: 11%)
  • Best match: Q12809-7 (Residues: 7-38, 39-39)
Gene names: ERG, ERG1, HERG, KCNH2
Sequence domains: PAS domain
Structure domains: Beta-Lactamase

Ligands and Environments

No bound ligands

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06DA
Spacegroup: P4232
Unit cell:
a: 89.528Å b: 89.528Å c: 89.528Å
α: 90° β: 90° γ: 90°
R R work R free
0.196 0.194 0.238
Expression system: Escherichia coli