1x3e

X-ray diffraction
2.15Å resolution

Crystal structure of the single-stranded DNA-binding protein from Mycobacterium smegmatis

Released:

Function and Biology Details

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
PDBe Complex ID:
PDB-CPX-189537 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Single-stranded DNA-binding protein Chains: A, B
Molecule details ›
Chains: A, B
Length: 165 amino acids
Theoretical weight: 17.42 KDa
Source organism: Mycolicibacterium smegmatis
Expression system: Escherichia coli
UniProt:
  • Canonical: Q9AFI5 (Residues: 1-165; Coverage: 100%)
Gene names: MSMEG_6896, MSMEI_6712, ssb
Sequence domains: Single-strand binding protein family
Structure domains: Nucleic acid-binding proteins

Ligands and Environments

1 bound ligand:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: NSLS BEAMLINE X9B
Spacegroup: P3121
Unit cell:
a: 78.62Å b: 78.62Å c: 79.834Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.202 0.2 0.239
Expression system: Escherichia coli