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Human DNA polymerase eta extending primer immediately after a phenanthriplatin adducted G

X-ray diffraction
2.797Å resolution
PDB entry 4q8f coloured by chain, front view.
PDB entry 4q8f coloured by chain, side view.
PDB entry 4q8f coloured by chain, top view.
Source organism: Homo sapiens
Assembly composition:
hetero trimer (preferred)
Entry contents: 1 distinct polypeptide molecule
2 distinct DNA molecules

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Assemblies

Assembly 1 (preferred)
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Assembly Name: DNA polymerase eta and DNA
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Multimeric state: hetero trimer
Accessible surface area: 21148.55 Å2
Buried surface area: 4793.57 Å2
Dissociation area: 969.95 Å2
Dissociation energy (ΔGdiss): 21.13 kcal/mol
Dissociation entropy (TΔSdiss): 9.28 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-118010

Macromolecules

DNA polymerase eta
Chain: A
Length: 435 amino acids
Theoretical weight: 48.62 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9Y253 (Residues: 1-432; Coverage: 61%)
Gene names: POLH, RAD30, RAD30A, XPV
Pfam:
InterPro:
CATH:
DNA polymerase eta in PDB entry 4q8f, assembly 1, front view.
DNA polymerase eta in PDB entry 4q8f, assembly 1, side view.
DNA polymerase eta in PDB entry 4q8f, assembly 1, top view.
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DNA chain T
Name: 5'-D(*CP*AP*TP*CP*GP*TP*CP*AP*CP*AP*CP*T)-3'
Representative chains: T
Source organism: Homo sapiens [9606]
Expression system: Not provided
Length: 11 nucleotides
Theoretical weight: 3.7 KDa
5'-D(*CP*AP*TP*CP*GP*TP*CP*AP*CP*AP*CP*T)-3' in PDB entry 4q8f, assembly 1, front view.
5'-D(*CP*AP*TP*CP*GP*TP*CP*AP*CP*AP*CP*T)-3' in PDB entry 4q8f, assembly 1, side view.
5'-D(*CP*AP*TP*CP*GP*TP*CP*AP*CP*AP*CP*T)-3' in PDB entry 4q8f, assembly 1, top view.
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DNA chain P
Name: 5'-D(*AP*GP*TP*GP*TP*GP*AP*C)-3'
Representative chains: P
Source organism: Homo sapiens [9606]
Expression system: Not provided
Length: 8 nucleotides
Theoretical weight: 2.47 KDa
5'-D(*AP*GP*TP*GP*TP*GP*AP*C)-3' in PDB entry 4q8f, assembly 1, front view.
5'-D(*AP*GP*TP*GP*TP*GP*AP*C)-3' in PDB entry 4q8f, assembly 1, side view.
5'-D(*AP*GP*TP*GP*TP*GP*AP*C)-3' in PDB entry 4q8f, assembly 1, top view.
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