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E. coli Quinol fumarate reductase FrdA E245Q mutation

X-ray diffraction
4.223Å resolution
PDB entry 5vpn coloured by chain, front view.
PDB entry 5vpn coloured by chain, side view.
PDB entry 5vpn coloured by chain, top view.
Source organisms:
Assembly composition:
hetero tetramer (preferred)
Entry contents: 4 distinct polypeptide molecules

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Plasma membrane fumarate reductase complex
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Multimeric state: hetero tetramer
Accessible surface area: 39772.03 Å2
Buried surface area: 17143.01 Å2
Dissociation area: 3,210.06 Å2
Dissociation energy (ΔGdiss): 55.13 kcal/mol
Dissociation entropy (TΔSdiss): 13.23 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-132435
Complex Portal ID: CPX-1967
Assembly 2
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Assembly Name: Plasma membrane fumarate reductase complex
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Multimeric state: hetero tetramer
Accessible surface area: 40131.87 Å2
Buried surface area: 16962.56 Å2
Dissociation area: 3,223.56 Å2
Dissociation energy (ΔGdiss): 56.45 kcal/mol
Dissociation entropy (TΔSdiss): 13.24 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-132435
Complex Portal ID: CPX-1967

Macromolecules

Fumarate reductase flavoprotein subunit
Chains: A, E
Length: 585 amino acids
Theoretical weight: 64.34 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P00363 (Residues: 1-585; Coverage: 97%)
Gene names: JW4115, b4154, frdA
Pfam:
InterPro:
Fumarate reductase flavoprotein subunit in PDB entry 5vpn, assembly 1, front view.
Fumarate reductase flavoprotein subunit in PDB entry 5vpn, assembly 1, side view.
Fumarate reductase flavoprotein subunit in PDB entry 5vpn, assembly 1, top view.
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Fumarate reductase iron-sulfur subunit
Chains: B, F
Length: 243 amino acids
Theoretical weight: 27.02 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0AC47 (Residues: 2-244; Coverage: 100%)
Gene names: JW4114, b4153, frdB
Pfam:
InterPro:
Fumarate reductase iron-sulfur subunit in PDB entry 5vpn, assembly 1, front view.
Fumarate reductase iron-sulfur subunit in PDB entry 5vpn, assembly 1, side view.
Fumarate reductase iron-sulfur subunit in PDB entry 5vpn, assembly 1, top view.
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Fumarate reductase subunit C
Chains: C, G
Length: 130 amino acids
Theoretical weight: 14.9 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A8Q0 (Residues: 2-131; Coverage: 99%)
Gene names: JW4113, b4152, frdC
Pfam: Fumarate reductase subunit C
InterPro:
Fumarate reductase subunit C in PDB entry 5vpn, assembly 1, front view.
Fumarate reductase subunit C in PDB entry 5vpn, assembly 1, side view.
Fumarate reductase subunit C in PDB entry 5vpn, assembly 1, top view.
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Fumarate reductase subunit D
Chains: D, H
Length: 119 amino acids
Theoretical weight: 13.12 KDa
Source organism: Escherichia coli K-12
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A8Q3 (Residues: 1-119; Coverage: 100%)
Gene names: JW4112, b4151, frdD
Pfam: Fumarate reductase subunit D
InterPro:
Fumarate reductase subunit D in PDB entry 5vpn, assembly 1, front view.
Fumarate reductase subunit D in PDB entry 5vpn, assembly 1, side view.
Fumarate reductase subunit D in PDB entry 5vpn, assembly 1, top view.
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