› 3k93

X-ray diffraction
2.15Å resolution

Crystal structure of phage related exonuclease (YP_719632.1) from HAEMOPHILUS SOMNUS 129PT at 2.15 A resolution

Released:
DOI: 10.2210/pdb3k93/pdb
PDB entry 3k93 coloured by chain, front view.
PDB entry 3k93 coloured by chain, side view.
PDB entry 3k93 coloured by chain, top view.
Source organism: Histophilus somni 129PT
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo trimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-170960 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Translocation protein TolB Chain: A
Molecule details ›
Chain: A
Length: 223 amino acids
Theoretical weight: 25.89 KDa
Source organism: Histophilus somni 129PT
Expression system: Escherichia coli
UniProt:
  • Canonical: Q0I4G3 (Residues: 1-222; Coverage: 100%)
Gene name: HS_1420
Structure domains: Lambda Exonuclease; Chain A

Ligands and Environments

4 bound ligands:
Ligand NA 1 x NA
Ligand CL 2 x CL
Ligand GOL 1 x GOL
Ligand PEG 2 x PEG
1 modified residue:
Ligand MSE 5 x MSE

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL11-1
Spacegroup: P321
Unit cell:
a: 113.369Å b: 113.369Å c: 42.284Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.174 0.172 0.212
Expression system: Escherichia coli

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