› 2zhk

X-ray diffraction
1.8Å resolution

Crystal structure of human galectin-9 N-terminal CRD in complex with N-acetyllactosamine dimer (crystal 1)

Released:
DOI: 10.2210/pdb2zhk/pdb
PDB entry 2zhk coloured by chain, front view.
PDB entry 2zhk coloured by chain, side view.
PDB entry 2zhk coloured by chain, top view.
Source organism: Homo sapiens
Primary publication:
Structural analysis of the recognition mechanism of poly-N-acetyllactosamine by the human galectin-9 N-terminal carbohydrate recognition domain.
Nagae M, Nishi N, Murata T, Usui T, Nakamura T, Wakatsuki S, Kato R
Glycobiology 19 112-7 (2009)
PMID: 18977853

Function and Biology Details

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

Structure analysis Details

Assembly composition:
monomeric (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-126137 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (2 distinct):
Galectin-9 Chains: A, B
Molecule details ›
Chains: A, B
Length: 148 amino acids
Theoretical weight: 16.36 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: O00182 (Residues: 1-148; Coverage: 42%)
Gene name: LGALS9
Sequence domains: Galactoside-binding lectin
Structure domains: Jelly Rolls

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, GAL
Carbohydrate polymer
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE BL-5A
Spacegroup: P21212
Unit cell:
a: 35.409Å b: 221.177Å c: 33.149Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.198 0.196 0.239
Expression system: Escherichia coli

Quick links

Citations

7 review citations

TIM genes: a family of cell surface phosphatidylserine receptors that regulate innate and adaptive immunity.
Freeman et al. (2010)
6 more

6 mentions without citation

Three-dimensional structural aspects of protein-polysaccharide interactions.
Nagae et al. (2014)
5 more