PDBe 3bk7

X-ray diffraction
2.8Å resolution

Structure of the complete ABCE1/RNAase-L Inhibitor protein from Pyrococcus abysii

Source organism: Pyrococcus abyssi
Primary publication:
X-ray structure of the complete ABC enzyme ABCE1 from Pyrococcus abyssi.
J. Biol. Chem. 283 7962-71 (2008)
PMID: 18160405

Function and Biology Details

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
ABC transporter ATP-binding protein Chain: A
Molecule details ›
Chain: A
Length: 607 amino acids
Theoretical weight: 68.88 KDa
Source organism: Pyrococcus abyssi
Expression system: Escherichia coli BL21
  • Canonical: Q9UZA4 (Residues: 1-593; Coverage: 100%)
Gene name: PAB0824
Sequence domains:
Structure domains: P-loop containing nucleotide triphosphate hydrolases

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SLS BEAMLINE X06SA
Spacegroup: P43212
Unit cell:
a: 63.2Å b: 63.2Å c: 319.38Å
α: 90° β: 90° γ: 90°
R R work R free
0.208 0.208 0.275
Expression system: Escherichia coli BL21