› 2e47

X-ray diffraction
2.11Å resolution

Crystal Structure Analysis of the clock protein EA4 (glycosylation form)

Released:
DOI: 10.2210/pdb2e47/pdb
PDB entry 2e47 coloured by chain, front view.
PDB entry 2e47 coloured by chain, side view.
PDB entry 2e47 coloured by chain, top view.
Source organism: Bombyx mori
Entry authors: Park S-Y, Hiraki T

Function and Biology Details

Reaction catalysed: 
2 superoxide + 2 H(+) = O(2) + H(2)O(2)
Biochemical function:
Biological process:
Cellular component:
Sequence domains:

Structure analysis Details

Assembly composition:
homo dimer (preferred)
Assembly name:
PDBe Complex ID:
PDB-CPX-170734 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecules (3 distinct):
Superoxide dismutase [Cu-Zn] Chains: A, B
Molecule details ›
Chains: A, B
Length: 156 amino acids
Theoretical weight: 16.64 KDa
Source organism: Bombyx mori
Expression system: Bombyx mori
UniProt:
  • Canonical: Q08J22 (Residues: 17-172; Coverage: 100%)
Gene names: 692772, ea4, time
Sequence domains: Copper/zinc superoxide dismutase (SODC)
Structure domains: Superoxide dismutase, copper/zinc binding domain

Ligands and Environments

Carbohydrate polymer : NEW Components: NAG, MAN
Carbohydrate polymer
Carbohydrate polymer : NEW Components: NAG
Carbohydrate polymer
2 bound ligands:
Ligand CU 2 x CU
Ligand ZN 2 x ZN
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: PHOTON FACTORY BEAMLINE AR-NW12A
Spacegroup: P21
Unit cell:
a: 47.098Å b: 73.894Å c: 47.446Å
α: 90° β: 104.07° γ: 90°
R-values:
R R work R free
0.174 0.17 0.251
Expression system: Bombyx mori

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