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Crystal structure of collagen 2A vWC domain

X-ray diffraction
1.74Å resolution
PDB entry 5nir coloured by chain, front view.
PDB entry 5nir coloured by chain, side view.
PDB entry 5nir coloured by chain, top view.
Source organism: Homo sapiens
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1
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Assembly Name: Collagen alpha-1(II) chain
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Multimeric state: monomeric
Accessible surface area: 5728.65 Ã…2
Buried surface area: 2865.43 Ã…2
Dissociation area: 142.93 Ã…2
Dissociation energy (ΔGdiss): -6.23 kcal/mol
Dissociation entropy (TΔSdiss): 3.25 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-135854
Assembly 2 (preferred)
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Assembly Name: Collagen alpha-1(II) chain
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Multimeric state: monomeric
Accessible surface area: 5259.64 Ã…2
Buried surface area: 3040.28 Ã…2
Dissociation area: 118.69 Ã…2
Dissociation energy (ΔGdiss): -3.4 kcal/mol
Dissociation entropy (TΔSdiss): 1.37 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-135854

Macromolecules

Collagen alpha-1(II) chain
Chains: A, B
Length: 74 amino acids
Theoretical weight: 7.92 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P02458 (Residues: 29-98; Coverage: 5%)
Gene name: COL2A1
Pfam: von Willebrand factor type C domain
InterPro: VWFC domain
Collagen alpha-1(II) chain in PDB entry 5nir, assembly 2, front view.
Collagen alpha-1(II) chain in PDB entry 5nir, assembly 2, side view.
Collagen alpha-1(II) chain in PDB entry 5nir, assembly 2, top view.
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