PDBe 3u1n

X-ray diffraction
3.1Å resolution

Structure of the catalytic core of human SAMHD1


Function and Biology Details

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

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Deoxynucleoside triphosphate triphosphohydrolase SAMHD1 Chains: A, B, C, D
Molecule details ›
Chains: A, B, C, D
Length: 528 amino acids
Theoretical weight: 61.52 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q9Y3Z3 (Residues: 120-626; Coverage: 81%)
Gene names: MOP5, SAMHD1
Sequence domains: HD domain
Structure domains:

Ligands and Environments

2 bound ligands:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: DIAMOND BEAMLINE I04
Spacegroup: P1
Unit cell:
a: 81.516Å b: 95.818Å c: 96.661Å
α: 91.184° β: 109.238° γ: 115.201°
R R work R free
0.197 0.196 0.228
Expression system: Escherichia coli BL21(DE3)