› 2kmb

X-ray diffraction
2Å resolution

COMPLEX OF 3'-NEUAC-LEWIS-X WITH A SELECTIN-LIKE MUTANT OF MANNOSE-BINDING PROTEIN A

Released:
DOI: 10.2210/pdb2kmb/pdb
PDB entry 2kmb coloured by chain, front view.
PDB entry 2kmb coloured by chain, side view.
PDB entry 2kmb coloured by chain, top view.
Source organism: Rattus norvegicus
Primary publication:
Structure of a selectin-like mutant of mannose-binding protein complexed with sialylated and sulfated Lewis(x) oligosaccharides.
Ng KK, Weis WI
Biochemistry 36 979-88 (1997)
PMID: 9033386

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-148817 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (3 distinct):
Mannose-binding protein A Chains: 1, 2, 3
Molecule details ›
Chains: 1, 2, 3
Length: 149 amino acids
Theoretical weight: 16.57 KDa
Source organism: Rattus norvegicus
Expression system: Escherichia coli
UniProt:
  • Canonical: P19999 (Residues: 90-238; Coverage: 67%)
Gene name: Mbl1
Sequence domains: Lectin C-type domain
Structure domains: Mannose-Binding Protein A, subunit A

Ligands and Environments

Carbohydrate polymer : NEW Components: MAG, GAL, SIA, FUC
Carbohydrate polymer
Carbohydrate polymer : NEW Components: GAL, SIA, FUC, NAG
Carbohydrate polymer
2 bound ligands:
Ligand CA 10 x CA
Ligand CL 3 x CL
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RUH2R
Spacegroup: C2
Unit cell:
a: 79.1Å b: 85Å c: 98.8Å
α: 90° β: 107.1° γ: 90°
R-values:
R R work R free
0.19 0.19 0.247
Expression system: Escherichia coli

Quick links

Citations

11 review citations

The C-type lectin-like domain superfamily.
Zelensky et al. (2005)
10 more

3 mentions without citation

CHARMM additive all-atom force field for carbohydrate derivatives and its utility in polysaccharide and carbohydrate-protein modeling.
Guvench et al. (2011)
2 more