› 5afm

X-ray diffraction
2.85Å resolution

alpha7-AChBP in complex with lobeline and fragment 4

Released:
DOI: 10.2210/pdb5afm/pdb
PDB entry 5afm coloured by chain, front view.
PDB entry 5afm coloured by chain, side view.
PDB entry 5afm 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:
hetero pentamer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-153190 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Acetylcholine-binding protein; Neuronal acetylcholine receptor subunit alpha-7 Chains: A, C, D, E
Molecule details ›
Chains: A, 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
Acetylcholine-binding protein; Neuronal acetylcholine receptor subunit alpha-7 Chain: B
Molecule details ›
Chain: B
Length: 207 amino acids
Theoretical weight: 23.94 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, 220-226; Coverage: 44%)
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

4 bound ligands:
Ligand NAG 10 x NAG
Ligand L0B 5 x L0B
Ligand GOL 4 x GOL
Ligand 9Z0 5 x 9Z0
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SOLEIL BEAMLINE PROXIMA 1
Spacegroup: P212121
Unit cell:
a: 75.7Å b: 119.6Å c: 143.3Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.164 0.161 0.217
Expression system: Spodoptera frugiperda

Quick links

Citations

20 review citations

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

5 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)
4 more