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Lys6-linked tri-ubiquitin

X-ray diffraction
2.9Å resolution
PDB entry 3zlz coloured by chain, front view.
PDB entry 3zlz coloured by chain, side view.
PDB entry 3zlz coloured by chain, top view.
Source organism: Homo sapiens
Assembly composition:
homo trimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1
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Assembly Name: Ubiquitin
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Multimeric state: homo trimer
Accessible surface area: 10698.2 Å2
Buried surface area: 1538.36 Å2
Dissociation area: 283.3 Å2
Dissociation energy (ΔGdiss): -5.72 kcal/mol
Dissociation entropy (TΔSdiss): 10.13 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-143313
Assembly 2 (preferred)
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Assembly Name: Ubiquitin
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Multimeric state: homo trimer
Accessible surface area: 10113.18 Å2
Buried surface area: 1898.37 Å2
Dissociation area: 700.71 Å2
Dissociation energy (ΔGdiss): 52.64 kcal/mol
Dissociation entropy (TΔSdiss): 20.26 kcal/mol
Symmetry number: 3
PDBe Complex ID: PDB-CPX-143313
Assembly 3
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Assembly Name: Ubiquitin
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Multimeric state: homo trimer
Accessible surface area: 10365.26 Å2
Buried surface area: 2299.36 Å2
Dissociation area: 739.79 Å2
Dissociation energy (ΔGdiss): 41.15 kcal/mol
Dissociation entropy (TΔSdiss): 20.42 kcal/mol
Symmetry number: 3
PDBe Complex ID: PDB-CPX-143313

Macromolecules

Ubiquitin
Chains: A, B
Length: 76 amino acids
Theoretical weight: 8.6 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0CG47 (Residues: 153-228; Coverage: 33%)
Gene name: UBB
Pfam: Ubiquitin family
InterPro:
CATH: Phosphatidylinositol 3-kinase Catalytic Subunit; Chain A, domain 1
Ubiquitin in PDB entry 3zlz, assembly 2, front view.
Ubiquitin in PDB entry 3zlz, assembly 2, side view.
Ubiquitin in PDB entry 3zlz, assembly 2, top view.
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