› 8hqq

X-ray diffraction
1.86Å resolution

Crystal structure of the glucose-binding protein SAR11_0769 from "Candidatus Pelagibacter ubique" HTCC1062 bound to glucose

Released:
DOI: 10.2210/pdb8hqq/pdb
PDB entry 8hqq coloured by chain, front view.
PDB entry 8hqq coloured by chain, side view.
PDB entry 8hqq coloured by chain, top view.
Source organism: Candidatus Pelagibacter ubique HTCC1062
Primary publication:
The ultra-high affinity transport proteins of ubiquitous marine bacteria.
Clifton BE, Alcolombri U, Uechi GI, Jackson CJ, Laurino P
Nature (2024)
PMID: 39261732

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-559815 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Probable binding protein component of ABC sugar transporter Chain: A
Molecule details ›
Chain: A
Length: 418 amino acids
Theoretical weight: 44.93 KDa
Source organism: Candidatus Pelagibacter ubique HTCC1062
Expression system: Escherichia coli
UniProt:
  • Canonical: Q4FMK2 (Residues: 23-419; Coverage: 100%)
Gene name: SAR11_0769
Sequence domains: Bacterial extracellular solute-binding protein

Ligands and Environments

1 bound ligand:
Ligand BGC 1 x BGC
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL32XU
Spacegroup: P3221
Unit cell:
a: 44.642Å b: 44.642Å c: 329.112Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.205 0.204 0.237
Expression system: Escherichia coli

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