› 5afj

X-ray diffraction
2.2Å resolution

alpha7-AChBP in complex with lobeline and fragment 1

Released:
DOI: 10.2210/pdb5afj/pdb
PDB entry 5afj coloured by chain, front view.
PDB entry 5afj coloured by chain, side view.
PDB entry 5afj coloured by chain, top view.
Source organisms:
Primary publication:
Molecular blueprint of allosteric binding sites in a homologue of the agonist-binding domain of the α7 nicotinic acetylcholine receptor.
Spurny R, Debaveye S, Farinha A, Veys K, Vos AM, Gossas T, Atack J, Bertrand S, Bertrand D, Danielson UH, Tresadern G, Ulens C
Proc Natl Acad Sci U S A 112 E2543-52 (2015)
PMID: 25918415

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo pentamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-153191 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Acetylcholine-binding protein; Neuronal acetylcholine receptor subunit alpha-7 Chains: A, B, C, D, E
Molecule details ›
Chains: A, B, C, D, E
Length: 205 amino acids
Theoretical weight: 23.7 KDa
Source organisms: Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: P36544 (Residues: 23-39, 52-71, 78-98, 131-137, 139-142, 165-171, 178-192, 198-200, 205-225; Coverage: 24%)
  • Canonical: P58154 (Residues: 36-46, 67-72, 92-122, 130-130, 135-155, 163-168, 187-191, 195-198, 220-224; Coverage: 43%)
Gene names: CHRNA7, NACHRA7
Sequence domains: Neurotransmitter-gated ion-channel ligand binding domain
Structure domains: Neurotransmitter-gated ion-channel ligand-binding domain

Ligands and Environments

6 bound ligands:
Ligand NAG 10 x NAG
Ligand 42R 10 x 42R
Ligand L0B 5 x L0B
Ligand GOL 3 x GOL
Ligand BMA 1 x BMA
Ligand MAN 1 x MAN
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SOLEIL BEAMLINE PROXIMA 1
Spacegroup: P212121
Unit cell:
a: 85.203Å b: 106.477Å c: 140.989Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.172 0.168 0.233
Expression system: Spodoptera frugiperda

Quick links

Citations

20 review citations

Biophysics in drug discovery: impact, challenges and opportunities.
Renaud et al. (2016)
19 more

6 mentions without citation

Molecular blueprint of allosteric binding sites in a homologue of the agonist-binding domain of the α7 nicotinic acetylcholine receptor.
Spurny et al. (2015)
5 more