5ojm

X-ray diffraction
3.3Å resolution

Structure of a chimaeric beta3-alpha5 GABAA receptor in complex with nanobody Nb25

Released:
Source organisms:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero decamer (preferred)
PDBe Complex ID:
PDB-CPX-210963 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (4 distinct):
Gamma-aminobutyric acid receptor subunit alpha-5; Gamma-aminobutyric acid receptor subunit beta-3 Chains: A, B, C, D, E
Molecule details ›
Chains: A, B, C, D, E
Length: 395 amino acids
Theoretical weight: 44.43 KDa
Source organism: Homo sapiens
Expression system: Homo sapiens
UniProt:
  • Canonical: P31644 (Residues: 16-18, 21-23, 29-30, 261-346, 424-462; Coverage: 27%)
  • Canonical: P28472 (Residues: 9-10, 14-18, 21-246; Coverage: 48%)
Gene names: GABRA5, GABRB3
Sequence domains:
Structure domains:
Nanobody Nb25 Chains: K, L, M, N, O
Molecule details ›
Chains: K, L, M, N, O
Length: 125 amino acids
Theoretical weight: 13.67 KDa
Source organism: Lama glama
Expression system: Escherichia coli

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, BMA, MAN
Carbohydrate polymer : NEW Components: NAG, BMA, MAN
1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I04
Spacegroup: C2
Unit cell:
a: 177.35Å b: 139.94Å c: 191.5Å
α: 90° β: 102.25° γ: 90°
R-values:
R R work R free
0.234 0.234 0.25
Expression systems:
  • Homo sapiens
  • Escherichia coli