3o5w

X-ray diffraction
2.7Å resolution

Binding of kinetin in the active site of mistletoe lectin I

Released:

Function and Biology Details

Reaction catalysed:
Endohydrolysis of the N-glycosidic bond at one specific adenosine on the 28S rRNA.
Biochemical function:
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero dimer (preferred)
PDBe Complex ID:
PDB-CPX-160520 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (4 distinct):
Beta-galactoside-specific lectin 1 chain A isoform 1 Chain: A
Molecule details ›
Chain: A
Length: 254 amino acids
Theoretical weight: 27.88 KDa
Source organism: Viscum album
UniProt:
  • Canonical: P81446 (Residues: 34-287; Coverage: 48%)
Sequence domains: Ribosome inactivating protein
Structure domains:
Beta-galactoside-specific lectin 1 chain B Chain: B
Molecule details ›
Chain: B
Length: 263 amino acids
Theoretical weight: 28.67 KDa
Source organism: Viscum album
UniProt:
  • Canonical: P81446 (Residues: 302-564; Coverage: 50%)
Sequence domains: Ricin-type beta-trefoil lectin domain
Structure domains: Trefoil (Acidic Fibroblast Growth Factor, subunit A)

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG
Carbohydrate polymer : NEW Components: NAG
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE X13
Spacegroup: P6522
Unit cell:
a: 107.573Å b: 107.573Å c: 310.633Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.177 0.174 0.226