Structure analysis

Tankyrase 2 in complex with 4'-tetrazole flavone

X-ray diffraction
1.8Å resolution
Source organism: Homo sapiens
Assembly composition:
hetero dimer (preferred)
Entry contents: 2 distinct polypeptide molecules

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero dimer
Accessible surface area: 10200.19 Å2
Buried surface area: 6757.24 Å2
Dissociation area: 3,118.9 Å2
Dissociation energy (ΔGdiss): 62.48 kcal/mol
Dissociation entropy (TΔSdiss): 11.47 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-574338
Assembly 2
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Multimeric state: hetero dimer
Accessible surface area: 10242.05 Å2
Buried surface area: 6529.63 Å2
Dissociation area: 3,077.16 Å2
Dissociation energy (ΔGdiss): 61.26 kcal/mol
Dissociation entropy (TΔSdiss): 11.43 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-574338

Macromolecules

Chains: A, B
Length: 191 amino acids
Theoretical weight: 21.82 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9H2K2 (Residues: 946-1113; Coverage: 14%)
Gene names: PARP5B, TANK2, TNKL, TNKS2
Pfam: Poly(ADP-ribose) polymerase catalytic domain
InterPro:
CATH: Phosphoenolpyruvate Carboxykinase; domain 3

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Chains: C, D
Length: 49 amino acids
Theoretical weight: 5.49 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9H2K2 (Residues: 1114-1162; Coverage: 4%)
Gene names: PARP5B, TANK2, TNKL, TNKS2
InterPro: Poly(ADP-ribose) polymerase, catalytic domain
CATH: YefM-like fold

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