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Crystal structure of a recombinant Vatairea macrocarpa seed lectin complexed with Tn antigen

X-ray diffraction
1.97Å resolution
PDB entry 4xtp coloured by chain, front view.
PDB entry 4xtp coloured by chain, side view.
PDB entry 4xtp coloured by chain, top view.
Source organism: Vatairea macrocarpa
Assembly composition:
homo tetramer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Seed lectin
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Multimeric state: homo tetramer
Accessible surface area: 34094.03 Å2
Buried surface area: 15357.65 Å2
Dissociation area: 2,984.26 Å2
Dissociation energy (ΔGdiss): 12.42 kcal/mol
Dissociation entropy (TΔSdiss): 40.08 kcal/mol
Symmetry number: 4
PDBe Complex ID: PDB-CPX-160511

Macromolecules

Seed lectin
Chain: A
Length: 250 amino acids
Theoretical weight: 27.5 KDa
Source organism: Vatairea macrocarpa
Expression system: Escherichia coli BL21
UniProt:
  • Canonical: P81371 (Residues: 1-240; Coverage: 100%)
Pfam: Legume lectin domain
InterPro:
CATH: Jelly Rolls
Seed lectin in PDB entry 4xtp, assembly 1, front view.
Seed lectin in PDB entry 4xtp, assembly 1, side view.
Seed lectin in PDB entry 4xtp, assembly 1, top view.
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