Structure analysis

Structure of bacteriophage T7 E343Q mutant gp4 helicase-primase in complex with ssDNA, dTTP, AC dinucleotide and CTP (form III)

Electron Microscopy
3.9Å resolution
Source organism: Escherichia phage T7
Assembly composition:
hetero heptamer (preferred)
Entry contents: 1 distinct polypeptide molecule
1 distinct DNA molecule

Assemblies

Assembly 1 (preferred)
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Multimeric state: hetero heptamer
Accessible surface area: 65239.62 Å2
Buried surface area: 30196.44 Å2
Dissociation area: 4,520.38 Å2
Dissociation energy (ΔGdiss): 35.8 kcal/mol
Dissociation entropy (TΔSdiss): 15.08 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-120323

Macromolecules

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Name: DNA (25-MER)
Representative chains: T
Source organism: Escherichia phage T7 [10760]
Expression system: Not provided
Length: 25 nucleotides
Theoretical weight: 7.59 KDa

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