PDBe 3ha2

X-ray diffraction
1.8Å resolution

Crystal Structure of Protein (NADPH-quinone reductase) from P.pentosaceus, Northeast Structural Genomics Consortium Target PtR24A

Entry authors: Kuzin A, Su M, Seetharaman J, Sahdev S, Xiao R, Ciccosanti C, Maglaqui M, Everett JK, Nair R, Acton TB, Rost B, Montelione GT, Hunt JF, Tong L, Northeast Structural Genomics Consortium (NESG)

Function and Biology Details

Biochemical function:
  • not assigned
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Putative NADPH-quinone reductase Chains: A, B
Molecule details ›
Chains: A, B
Length: 177 amino acids
Theoretical weight: 20.53 KDa
Source organism: Pediococcus pentosaceus ATCC 25745
Expression system: Escherichia coli BL21(DE3)
  • Canonical: NEW Q03DN6 (Residues: 1-169; Coverage: 74%)
Gene name: PEPE_1665
Sequence domains: Flavodoxin-like fold
Structure domains: Rossmann fold

Ligands and Environments

2 bound ligands:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X4A
Spacegroup: P43212
Unit cell:
a: 65.74Å b: 65.74Å c: 183.68Å
α: 90° β: 90° γ: 90°
R R work R free
0.199 0.198 0.228
Expression system: Escherichia coli BL21(DE3)