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Mechanism of homologous recombination from the RecA-ssDNA/dsDNA structures

X-ray diffraction
4.3Å resolution
PDB entry 3cmv coloured by chain, front view.
PDB entry 3cmv coloured by chain, side view.
PDB entry 3cmv coloured by chain, top view.
Source organism: Escherichia coli K-12
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Protein RecA
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Multimeric state: monomeric
Accessible surface area: 53845.74 Å2
Buried surface area: 3532.2 Å2
Dissociation area: 221.9 Å2
Dissociation energy (ΔGdiss): 35.59 kcal/mol
Dissociation entropy (TΔSdiss): -4.37 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-141594
Assembly 2
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Assembly Name: Protein RecA
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Multimeric state: monomeric
Accessible surface area: 52739.67 Å2
Buried surface area: 3535.43 Å2
Dissociation area: 220.42 Å2
Dissociation energy (ΔGdiss): 35.6 kcal/mol
Dissociation entropy (TΔSdiss): -4.37 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-141594
Assembly 3
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Assembly Name: Protein RecA
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Multimeric state: monomeric
Accessible surface area: 52860.64 Å2
Buried surface area: 3557.14 Å2
Dissociation area: 219.91 Å2
Dissociation energy (ΔGdiss): 35.47 kcal/mol
Dissociation entropy (TΔSdiss): -4.37 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-141594
Assembly 4
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Assembly Name: Protein RecA
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Multimeric state: monomeric
Accessible surface area: 52694.99 Å2
Buried surface area: 3531.27 Å2
Dissociation area: 221.6 Å2
Dissociation energy (ΔGdiss): 35.65 kcal/mol
Dissociation entropy (TΔSdiss): -4.37 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-141594
Assembly 5
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Assembly Name: Protein RecA
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Multimeric state: monomeric
Accessible surface area: 52654.69 Å2
Buried surface area: 3528.86 Å2
Dissociation area: 217.59 Å2
Dissociation energy (ΔGdiss): 35.55 kcal/mol
Dissociation entropy (TΔSdiss): -4.37 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-141594
Assembly 6
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Assembly Name: Protein RecA
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Multimeric state: monomeric
Accessible surface area: 53095.06 Å2
Buried surface area: 3516.9 Å2
Dissociation area: 221.25 Å2
Dissociation energy (ΔGdiss): 35.54 kcal/mol
Dissociation entropy (TΔSdiss): -4.37 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-141594
Assembly 7
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Assembly Name: Protein RecA
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Multimeric state: monomeric
Accessible surface area: 52552.63 Å2
Buried surface area: 3533.84 Å2
Dissociation area: 221.42 Å2
Dissociation energy (ΔGdiss): 35.53 kcal/mol
Dissociation entropy (TΔSdiss): -4.37 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-141594
Assembly 8
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Assembly Name: Protein RecA
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Multimeric state: monomeric
Accessible surface area: 53245.65 Å2
Buried surface area: 3516.69 Å2
Dissociation area: 222.22 Å2
Dissociation energy (ΔGdiss): 35.64 kcal/mol
Dissociation entropy (TΔSdiss): -4.37 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-141594

Macromolecules

Protein RecA
Chains: A, B, C, D, E, F, G, H
Length: 1357 amino acids
Theoretical weight: 144.94 KDa
Source organism: Escherichia coli K-12
Expression system: Not provided
UniProt:
  • Canonical: P0A7G6 (Residues: 31-335, 2-335; Coverage: 95%)
Gene names: JW2669, b2699, lexB, recA, recH, rnmB, tif, umuB, zab
Pfam:
InterPro:
Protein RecA in PDB entry 3cmv, assembly 1, front view.
Protein RecA in PDB entry 3cmv, assembly 1, side view.
Protein RecA in PDB entry 3cmv, assembly 1, top view.
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