› 1hkd

X-ray diffraction
2.09Å resolution

Structure of pea lectin in complex with alpha-methyl-D-glucopyranoside

Released:
DOI: 10.2210/pdb1hkd/pdb
PDB entry 1hkd coloured by chain, front view.
PDB entry 1hkd coloured by chain, side view.
PDB entry 1hkd coloured by chain, top view.
Source organism: Pisum sativum
Entry authors: Shevtsov MB, Tsygannik IN

Function and Biology Details

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

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-136277 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Lectin beta chain Chains: A, C
Molecule details ›
Chains: A, C
Length: 181 amino acids
Theoretical weight: 20 KDa
Source organism: Pisum sativum
UniProt:
  • Canonical: P02867 (Residues: 31-211; Coverage: 74%)
Gene names: LECA, PSL1
Sequence domains: Legume lectin domain
Structure domains: Jelly Rolls
Lectin alpha chain Chains: B, D
Molecule details ›
Chains: B, D
Length: 52 amino acids
Theoretical weight: 5.6 KDa
Source organism: Pisum sativum
UniProt:
  • Canonical: P02867 (Residues: 218-269; Coverage: 21%)
Gene names: LECA, PSL1

Ligands and Environments

3 bound ligands:
Ligand CA 2 x CA
Ligand MN 2 x MN
Ligand GYP 2 x GYP
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ELLIOTT GX-6
Spacegroup: P212121
Unit cell:
a: 50.793Å b: 61.235Å c: 136.005Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.165 0.163 0.209

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