PDBe 4qg1

X-ray diffraction
2.2Å resolution

Crystal structure of the tetrameric GTP/dATP-bound SAMHD1 (RN206) mutant catalytic core

Released:

Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Deoxynucleoside triphosphate triphosphohydrolase SAMHD1 Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 550 amino acids
Theoretical weight: 63.43 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
UniProt:
  • Canonical: Q9Y3Z3 (Residues: 113-626; Coverage: 82%)
Gene names: MOP5, SAMHD1
Sequence domains: HD domain
Structure domains: Hypothetical protein af1432

Ligands and Environments

3 bound ligands:

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: APS BEAMLINE 22-BM
Spacegroup: P21
Unit cell:
a: 87.695Å b: 146.724Å c: 99.256Å
α: 90° β: 114.76° γ: 90°
R-values:
R R work R free
0.215 0.214 0.264
Expression system: Escherichia coli BL21(DE3)