2fr8

X-ray diffraction
2.6Å resolution

Structure of transhydrogenase (dI.R127A.NAD+)2(dIII.NADP+)1 asymmetric complex

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
hetero trimer (preferred)
PDBe Complex ID:
PDB-CPX-142939 (preferred)
Entry contents:
2 distinct polypeptide molecules
Macromolecules (2 distinct):
NAD(P) transhydrogenase subunit alpha part 1 Chains: A, B
Molecule details ›
Chains: A, B
Length: 384 amino acids
Theoretical weight: 40.24 KDa
Source organism: Rhodospirillum rubrum
Expression system: Escherichia coli
UniProt:
  • Canonical: Q2RSB2 (Residues: 1-384; Coverage: 100%)
Gene names: Rru_A2183, nntA1, pntAA
Sequence domains:
Structure domains: NAD(P)-binding Rossmann-like Domain
NAD(P) transhydrogenase subunit beta Chain: C
Molecule details ›
Chain: C
Length: 203 amino acids
Theoretical weight: 21.49 KDa
Source organism: Rhodospirillum rubrum
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: P0C188 (Residues: 262-464; Coverage: 44%)
Gene names: nntB, pntB
Sequence domains: NAD(P) transhydrogenase beta subunit
Structure domains: TPP-binding domain

Ligands and Environments

2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-4
Spacegroup: P212121
Unit cell:
a: 63.13Å b: 70.33Å c: 195.14Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.253 0.251 0.304
Expression systems:
  • Escherichia coli
  • Escherichia coli BL21(DE3)