3f21

X-ray diffraction
2.2Å resolution

Crystal structure of Zalpha in complex with d(CACGTG)

Released:

Function and Biology Details

Reaction catalysed:
Adenine in double-stranded RNA + H(2)O = hypoxanthine in double-stranded RNA + NH(3)
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
hetero tetramer (preferred)
PDBe Complex ID:
PDB-CPX-222849 (preferred)
Entry contents:
1 distinct polypeptide molecule
1 distinct DNA molecule
Macromolecules (2 distinct):
Double-stranded RNA-specific adenosine deaminase Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 81 amino acids
Theoretical weight: 9 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P55265 (Residues: 133-209; Coverage: 6%)
Gene names: ADAR, ADAR1, DSRAD, G1P1, IFI4
Sequence domains: Adenosine deaminase z-alpha domain
Structure domains: Winged helix-like DNA-binding domain superfamily/Winged helix DNA-binding domain
DNA (5'-D(*DTP*DCP*DAP*DCP*DGP*DTP*DG)-3') Chains: D, E, F
Molecule details ›
Chains: D, E, F
Length: 7 nucleotides
Theoretical weight: 2.11 KDa
Source organism: synthetic construct
Expression system: Not provided

Ligands and Environments

No bound ligands
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SPRING-8 BEAMLINE BL41XU
Spacegroup: P4212
Unit cell:
a: 87.365Å b: 87.365Å c: 72.973Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.238 0.238 0.279
Expression systems:
  • Escherichia coli
  • Not provided