X-ray diffraction
2.54Å resolution

Crystal structure of a tpr-like protein (ct2138) from chlorobium tepidum tls at 2.54 A resolution

Source organism: Chlorobaculum tepidum TLS
Entry author: Joint Center for Structural Genomics (JCSG)

Function and Biology Details

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

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo hexamer
Entry contents:
1 distinct polypeptide molecule
DUF3856 domain-containing protein Chains: A, B, C, D, E, F
Molecule details ›
Chains: A, B, C, D, E, F
Length: 159 amino acids
Theoretical weight: 17.76 KDa
Source organism: Chlorobaculum tepidum TLS
Expression system: Escherichia coli
  • Canonical: Q8KAL8 (Residues: 1-158; Coverage: 91%)
Gene name: CT2138
Sequence domains: Domain of Unknown Function (DUF3856)
Structure domains: Tetratricopeptide repeat domain

Ligands and Environments

2 bound ligands:
1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: SSRL BEAMLINE BL9-2
Spacegroup: P212121
Unit cell:
a: 89.09Å b: 91.28Å c: 176.17Å
α: 90° β: 90° γ: 90°
R R work R free
0.205 0.204 0.232
Expression system: Escherichia coli