› 8jmi

Electron Microscopy
2.6Å resolution

The cryo-EM structure of insect gustatory receptor Gr64a from Drosophila melanogaster in complex with maltose

Released:
DOI: 10.2210/pdb8jmi/pdb
PDB entry 8jmi coloured by chain, front view.
PDB entry 8jmi coloured by chain, side view.
PDB entry 8jmi coloured by chain, top view.
Source organism: Drosophila melanogaster
Primary publication:
Structural basis for sugar perception by Drosophila gustatory receptors.
Ma D, Hu M, Yang X, Liu Q, Ye F, Cai W, Wang Y, Xu X, Chang S, Wang R, Yang W, Ye S, Su N, Fan M, Xu H, Guo J
Science eadj2609 (2024)
PMID: 38305684
Related structures: EMD-36422

Function and Biology Details

Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-274205 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Gustatory receptor for sugar taste 64a Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 473 amino acids
Theoretical weight: 54.67 KDa
Source organism: Drosophila melanogaster
Expression system: Homo sapiens
UniProt:
  • Canonical: P83293 (Residues: 1-456; Coverage: 100%)
Gene names: CG32261, Gr64a
Sequence domains: Trehalose receptor

Ligands and Environments

Carbohydrate polymer : NEW Components: BGC, GLC
Carbohydrate polymer
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
Resolution: 2.6Å
Relevant EMDB volumes: EMD-36422
Expression system: Homo sapiens

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