› 2guk

X-ray diffraction
1.91Å resolution

Crystal Structure of the Conserved Protein of Unknown Function from Porphyromonas gingivalis

Released:
DOI: 10.2210/pdb2guk/pdb
PDB entry 2guk coloured by chain, front view.
PDB entry 2guk coloured by chain, side view.
PDB entry 2guk coloured by chain, top view.
Source organism: Porphyromonas gingivalis W83
Entry authors: Kim Y, Quartey P, Moy S, Joachimiak A, Midwest Center for Structural Genomics (MCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-181746 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
DUF2023 domain-containing protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 120 amino acids
Theoretical weight: 14.19 KDa
Source organism: Porphyromonas gingivalis W83
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q7MTT4 (Residues: 1-117; Coverage: 100%)
Gene name: PG_1857
Sequence domains: Protein of unknown function (DUF2023)
Structure domains: PG1857-like

Ligands and Environments

No bound ligands
1 modified residue:
Ligand MSE 10 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 19-ID
Spacegroup: P43212
Unit cell:
a: 50.028Å b: 50.028Å c: 186.912Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.237 0.233 0.281
Expression system: Escherichia coli BL21(DE3)

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