1f6m

X-ray diffraction
2.95Å resolution

CRYSTAL STRUCTURE OF A COMPLEX BETWEEN THIOREDOXIN REDUCTASE, THIOREDOXIN, AND THE NADP+ ANALOG, AADP+

Released:

Function and Biology Details

Reaction catalysed:
Thioredoxin + NADP(+) = thioredoxin disulfide + NADPH
Biochemical function:
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-141910 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
Thioredoxin reductase Chains: A, B, E, F
Molecule details ›
Chains: A, B, E, F
Length: 320 amino acids
Theoretical weight: 34.51 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0A9P4 (Residues: 2-321; Coverage: 100%)
Gene names: JW0871, b0888, trxB
Sequence domains: Pyridine nucleotide-disulphide oxidoreductase
Structure domains: FAD/NAD(P)-binding domain
Thioredoxin 1 Chains: C, D, G, H
Molecule details ›
Chains: C, D, G, H
Length: 108 amino acids
Theoretical weight: 11.67 KDa
Source organism: Escherichia coli
Expression system: Escherichia coli
UniProt:
  • Canonical: P0AA25 (Residues: 2-109; Coverage: 99%)
Gene names: JW5856, b3781, fipA, trxA, tsnC
Sequence domains: Thioredoxin
Structure domains: Glutaredoxin

Ligands and Environments


Cofactor: Ligand 3AA 4 x 3AA

Cofactor: Ligand FAD 4 x FAD
No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: RIGAKU RUH3R
Spacegroup: C2
Unit cell:
a: 298.929Å b: 94.828Å c: 79.613Å
α: 90° β: 104.175° γ: 90°
R-values:
R R work R free
0.207 0.205 0.247
Expression system: Escherichia coli