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Structure of the SAR11 PotD in complex with GABA

X-ray diffraction
1.309Å resolution
PDB entry 8jv1 coloured by chain, front view.
PDB entry 8jv1 coloured by chain, side view.
PDB entry 8jv1 coloured by chain, top view.
Source organism: Candidatus Pelagibacter sp. HTCC7211
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Spermidine/putrescine-binding periplasmic protein
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Multimeric state: monomeric
Accessible surface area: 14884.57 Å2
Buried surface area: 2057.39 Å2
Dissociation area: 216.69 Å2
Dissociation energy (ΔGdiss): -9.14 kcal/mol
Dissociation entropy (TΔSdiss): 3.06 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-246528

Macromolecules

Spermidine/putrescine-binding periplasmic protein
Chain: A
Length: 361 amino acids
Theoretical weight: 39.44 KDa
Source organism: Candidatus Pelagibacter sp. HTCC7211
Expression system: Escherichia coli
UniProt:
  • Canonical: B6BQH5 (Residues: 23-375; Coverage: 100%)
Gene names: PB7211_697, potD
Pfam: Bacterial extracellular solute-binding protein
Spermidine/putrescine-binding periplasmic protein in PDB entry 8jv1, assembly 1, front view.
Spermidine/putrescine-binding periplasmic protein in PDB entry 8jv1, assembly 1, side view.
Spermidine/putrescine-binding periplasmic protein in PDB entry 8jv1, assembly 1, top view.
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