6b3j

Electron Microscopy
3.3Å resolution

3.3 angstrom phase-plate cryo-EM structure of a biased agonist-bound human GLP-1 receptor-Gs complex

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero hexamer (preferred)
Entry contents:
6 distinct polypeptide molecules
Macromolecules (6 distinct):
Glucagon-like peptide 1 receptor Chain: R
Molecule details ›
Chain: R
Length: 491 amino acids
Theoretical weight: 56.75 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: P43220 (Residues: 24-463; Coverage: 100%)
Gene name: GLP1R
Sequence domains:
Exendin-P5 Chain: P
Molecule details ›
Chain: P
Length: 40 amino acids
Theoretical weight: 4.23 KDa
Source organism: synthetic construct
Expression system: Not provided
Guanine nucleotide-binding protein G(s) subunit alpha isoforms short Chain: A
Molecule details ›
Chain: A
Length: 394 amino acids
Theoretical weight: 45.68 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: P63092 (Residues: 1-394; Coverage: 100%)
  • Best match: P63092-4 (Residues: 1-395)
Gene names: GNAS, GNAS1, GSP
Sequence domains: G-protein alpha subunit
Guanine nucleotide-binding protein G(I)/G(S)/G(T) subunit beta-1 Chain: B
Molecule details ›
Chain: B
Length: 350 amino acids
Theoretical weight: 38.53 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: P62873 (Residues: 2-340; Coverage: 100%)
Gene name: GNB1
Sequence domains: WD domain, G-beta repeat
Structure domains: YVTN repeat-like/Quinoprotein amine dehydrogenase
Guanine nucleotide-binding protein G(I)/G(S)/G(O) subunit gamma-2 Chain: G
Molecule details ›
Chain: G
Length: 71 amino acids
Theoretical weight: 7.86 KDa
Source organism: Homo sapiens
Expression system: Trichoplusia ni
UniProt:
  • Canonical: P59768 (Residues: 1-71; Coverage: 100%)
Gene name: GNG2
Sequence domains: GGL domain
Structure domains: Transducin (heterotrimeric G protein), gamma chain
Nanobody 35 Chain: N
Molecule details ›
Chain: N
Length: 138 amino acids
Theoretical weight: 15.14 KDa
Source organism: Lama glama
Expression system: Escherichia coli

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 3.3Å
Relevant EMDB volumes: EMD-7039
Expression systems:
  • Trichoplusia ni
  • Not provided
  • Escherichia coli