› 3gag

X-ray diffraction
1.7Å resolution

Crystal structure of a nitroreductase-like protein (smu.346) from streptococcus mutans at 1.70 A resolution

Released:
DOI: 10.2210/pdb3gag/pdb
PDB entry 3gag coloured by chain, front view.
PDB entry 3gag coloured by chain, side view.
PDB entry 3gag coloured by chain, top view.
Source organism: Streptococcus mutans
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-184247 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Nitroreductase domain-containing protein Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 206 amino acids
Theoretical weight: 23.86 KDa
Source organism: Streptococcus mutans
Expression system: Escherichia coli
UniProt:
  • Canonical: Q8DVW4 (Residues: 1-205; Coverage: 100%)
Gene name: SMU_346
Sequence domains: Nitroreductase family
Structure domains: NADH Oxidase

Ligands and Environments

3 bound ligands:
Ligand FMN 4 x FMN
Ligand SO4 2 x SO4
Ligand GOL 14 x GOL
1 modified residue:
Ligand MSE 32 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 23-ID-B
Spacegroup: P1
Unit cell:
a: 49.112Å b: 52.478Å c: 93.105Å
α: 88.13° β: 80.35° γ: 62.14°
R-values:
R R work R free
0.154 0.152 0.188
Expression system: Escherichia coli

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