X-ray diffraction
2.8Å resolution

Structure of glycogen synthase from Pyrococcus abyssi


Function and Biology Details

Reaction catalysed:
ADP-alpha-D-glucose + ((1->4)-alpha-D-glucosyl)(n) = ADP + ((1->4)-alpha-D-glucosyl)(n+1)
Biochemical function:
Biological process:
  • not assigned
Cellular component:
  • not assigned

Structure analysis Details

Assembly composition:
monomeric (preferred)
Entry contents:
1 distinct polypeptide molecule
Glycogen synthase Chains: A, B, C
Molecule details ›
Chains: A, B, C
Length: 440 amino acids
Theoretical weight: 49.33 KDa
Source organism: Pyrococcus abyssi
Expression system: Escherichia coli BL21(DE3)
  • Canonical: Q9V2J8 (Residues: 1-437; Coverage: 100%)
Gene name: PAB2292
Sequence domains:
Structure domains: Glycogen Phosphorylase B;

Ligands and Environments

No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: ESRF BEAMLINE ID14-2
Spacegroup: C2
Unit cell:
a: 202.985Å b: 73.973Å c: 148.221Å
α: 90° β: 131.19° γ: 90°
R R work R free
0.204 0.2 0.266
Expression system: Escherichia coli BL21(DE3)