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Crystal structure of S-nitroso thioredoxin

X-ray diffraction
1.65Å resolution
PDB entry 2hxk coloured by chain, front view.
PDB entry 2hxk coloured by chain, side view.
PDB entry 2hxk coloured by chain, top view.
Source organism: Homo sapiens
Assembly composition:
monomeric (preferred)
Entry contents: 1 distinct polypeptide molecule

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Assemblies

Assembly 1 (preferred)
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Assembly Name: Thioredoxin
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Multimeric state: monomeric
Accessible surface area: 5684.73 Å2
Buried surface area: 131.7 Å2
Dissociation area: 65.85 Å2
Dissociation energy (ΔGdiss): -0.4 kcal/mol
Dissociation entropy (TΔSdiss): -1.28 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-145348
Assembly 2
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Assembly Name: Thioredoxin
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Multimeric state: monomeric
Accessible surface area: 5663.88 Å2
Buried surface area: 0.0 Å2
Dissociation area: 0 Å2
Dissociation energy (ΔGdiss): 0 kcal/mol
Dissociation entropy (TΔSdiss): 0 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-145348
Assembly 3
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Assembly Name: Thioredoxin
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Multimeric state: monomeric
Accessible surface area: 5772.58 Å2
Buried surface area: 311.03 Å2
Dissociation area: 74.55 Å2
Dissociation energy (ΔGdiss): -0.31 kcal/mol
Dissociation entropy (TΔSdiss): -1.26 kcal/mol
Symmetry number: 1
PDBe Complex ID: PDB-CPX-145348

Macromolecules

Thioredoxin
Chains: A, B, C
Length: 105 amino acids
Theoretical weight: 11.81 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P10599 (Residues: 1-105; Coverage: 100%)
Gene names: TRDX, TRX, TRX1, TXN
Pfam: Thioredoxin
InterPro:
CATH: Glutaredoxin
SCOP: Thioltransferase
Thioredoxin in PDB entry 2hxk, assembly 1, front view.
Thioredoxin in PDB entry 2hxk, assembly 1, side view.
Thioredoxin in PDB entry 2hxk, assembly 1, top view.
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