1ueu

X-ray diffraction
2Å resolution

Divergent evolutions of trinucleotide polymerization revealed by an archaeal CCA-adding enzyme structure

Released:

Function and Biology Details

Structure analysis Details

Assemblies composition:
monomeric (preferred)
homo dimer
Assembly name:
PDBe Complex ID:
PDB-CPX-127945 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
CCA-adding enzyme Chain: A
Molecule details ›
Chain: A
Length: 437 amino acids
Theoretical weight: 51.47 KDa
Source organism: Archaeoglobus fulgidus
Expression system: Escherichia coli
UniProt:
  • Canonical: O28126 (Residues: 1-437; Coverage: 100%)
Gene names: AF_2156, cca
Sequence domains:
Structure domains:

Ligands and Environments

3 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL41XU
Spacegroup: C2
Unit cell:
a: 86.835Å b: 78.111Å c: 77.815Å
α: 90° β: 97.65° γ: 90°
R-values:
R R work R free
0.209 0.209 0.249
Expression system: Escherichia coli