X-ray diffraction
2.5Å resolution

X-Ray Crystal Structure of Protein BSU20280 from Bacillus subtilis. Northeast Structural Genomics Consortium Target SR256.

Entry authors: Forouhar F, Abashidze M, Friedman D, Vorobiev SM, Kuzin AP, Ciao M, Conover K, Acton TB, Montelione GT, Tong L, Hunt JF, 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
hypothetical protein BSU20280 Chains: A, B
Molecule details ›
Chains: A, B
Length: 173 amino acids
Theoretical weight: 20.26 KDa
Source organism: Bacillus subtilis subsp. subtilis str. 168
Expression system: Escherichia coli
  • Canonical: O31896 (Residues: 1-165; Coverage: 100%)
Gene names: BSU20280, yorR
Sequence domains: Thymidylate kinase
Structure domains: P-loop containing nucleotide triphosphate hydrolases

Ligands and Environments

No bound ligands
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X4A
Spacegroup: C2
Unit cell:
a: 90.847Å b: 99.944Å c: 78.344Å
α: 90° β: 125.29° γ: 90°
R R work R free
0.258 0.255 0.288
Expression system: Escherichia coli