6hy7

X-ray diffraction
2.26Å resolution

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-142953 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Neuronal acetylcholine receptor subunit alpha-9 Chain: A
Molecule details ›
Chain: A
Length: 218 amino acids
Theoretical weight: 25.31 KDa
Source organism: Homo sapiens
Expression system: Komagataella pastoris
UniProt:
  • Canonical: Q9UGM1 (Residues: 26-237; Coverage: 47%)
Gene names: CHRNA9, NACHRA9
Sequence domains: Neurotransmitter-gated ion-channel ligand binding domain
Structure domains: Neurotransmitter-gated ion-channel ligand-binding domain
Alpha-conotoxin RgIA Chain: B
Molecule details ›
Chain: B
Length: 13 amino acids
Theoretical weight: 1.58 KDa
Source organism: Conus regius
Expression system: Not provided
UniProt:
  • Canonical: P0C1D0 (Residues: 20-32; Coverage: 41%)

Ligands and Environments

2 bound ligands:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I04-1
Spacegroup: P21212
Unit cell:
a: 63.646Å b: 82.53Å c: 49.474Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.196 0.193 0.249
Expression systems:
  • Komagataella pastoris
  • Not provided