› 5xpd

X-ray diffraction
2.79Å resolution

Sugar transporter of AtSWEET13 in inward-facing state with a substrate analog

Released:
DOI: 10.2210/pdb5xpd/pdb
PDB entry 5xpd coloured by chain, front view.
PDB entry 5xpd coloured by chain, side view.
PDB entry 5xpd coloured by chain, top view.
Source organism: Arabidopsis thaliana
Primary publication:
Molecular mechanism of substrate recognition and transport by the AtSWEET13 sugar transporter.
Han L, Zhu Y, Liu M, Zhou Y, Lu G, Lan L, Wang X, Zhao Y, Zhang XC
Proc Natl Acad Sci U S A 114 10089-10094 (2017)
PMID: 28878024

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-190315 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Bidirectional sugar transporter SWEET13 Chain: A
Molecule details ›
Chain: A
Length: 293 amino acids
Theoretical weight: 33.01 KDa
Source organism: Arabidopsis thaliana
Expression system: Spodoptera frugiperda
UniProt:
  • Canonical: Q9FGQ2 (Residues: 1-222; Coverage: 76%)
Gene names: At5g50800, K7B16.1, SWEET13
Sequence domains: Sugar efflux transporter for intercellular exchange
Structure domains: Rubrerythrin, domain 2

Ligands and Environments

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

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRF BEAMLINE BL18U1
Spacegroup: C2
Unit cell:
a: 75.78Å b: 42.831Å c: 116.553Å
α: 90° β: 93.85° γ: 90°
R-values:
R R work R free
0.251 0.247 0.282
Expression system: Spodoptera frugiperda

Quick links

Citations

7 review citations

Structure, evolution and diverse physiological roles of SWEET sugar transporters in plants.
Jeena et al. (2019)
6 more

13 mentions without citation

Cellular export of sugars and amino acids: role in feeding other cells and organisms.
Kim et al. (2021)
12 more