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Structure of bacterial type II NADH dehydrogenase from Caldalkalibacillus thermarum at 2.5A resolution

X-ray diffraction
2.5Å resolution
PDB entry 4nwz coloured by chain, front view.
PDB entry 4nwz coloured by chain, side view.
PDB entry 4nwz coloured by chain, top view.
Source organism: Caldalkalibacillus thermarum TA2.A1
Assembly composition:
homo dimer (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: FAD/NAD(P)-binding domain-containing protein
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Multimeric state: homo dimer
Accessible surface area: 36068.03 Å2
Buried surface area: 3313.81 Å2
Dissociation area: 174.89 Å2
Dissociation energy (ΔGdiss): -13.73 kcal/mol
Dissociation entropy (TΔSdiss): 13.47 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-123583
Assembly 2
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Assembly Name: FAD/NAD(P)-binding domain-containing protein
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Multimeric state: homo dimer
Accessible surface area: 35573.0 Å2
Buried surface area: 3427.43 Å2
Dissociation area: 232.12 Å2
Dissociation energy (ΔGdiss): -14.27 kcal/mol
Dissociation entropy (TΔSdiss): 13.44 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-123583
Assembly 3
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Assembly Name: FAD/NAD(P)-binding domain-containing protein
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Multimeric state: homo dimer
Accessible surface area: 34750.88 Å2
Buried surface area: 4625.5 Å2
Dissociation area: 834.53 Å2
Dissociation energy (ΔGdiss): -2.27 kcal/mol
Dissociation entropy (TΔSdiss): 14.04 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-123583
Assembly 4
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Assembly Name: FAD/NAD(P)-binding domain-containing protein
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Multimeric state: homo dimer
Accessible surface area: 34357.06 Å2
Buried surface area: 4629.41 Å2
Dissociation area: 835.28 Å2
Dissociation energy (ΔGdiss): -2.54 kcal/mol
Dissociation entropy (TΔSdiss): 13.98 kcal/mol
Symmetry number: 2
PDBe Complex ID: PDB-CPX-123583

Macromolecules

FAD/NAD(P)-binding domain-containing protein
Chains: A, B, C, D
Length: 405 amino acids
Theoretical weight: 44.57 KDa
Source organism: Caldalkalibacillus thermarum TA2.A1
Expression system: Escherichia coli
UniProt:
  • Canonical: F5L3B8 (Residues: 1-399; Coverage: 100%)
Gene names: CathTA2_0279, HUR95_15605
Pfam: Pyridine nucleotide-disulphide oxidoreductase
InterPro:
CATH: FAD/NAD(P)-binding domain
FAD/NAD(P)-binding domain-containing protein in PDB entry 4nwz, assembly 1, front view.
FAD/NAD(P)-binding domain-containing protein in PDB entry 4nwz, assembly 1, side view.
FAD/NAD(P)-binding domain-containing protein in PDB entry 4nwz, assembly 1, top view.
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