5iko

X-ray diffraction
2.5Å resolution

Crystal structure of human brain glycogen phosphorylase

Released:

Function and Biology Details

Reaction catalysed:
((1->4)-alpha-D-glucosyl)(n) + phosphate = ((1->4)-alpha-D-glucosyl)(n-1) + alpha-D-glucose 1-phosphate
Biological process:
Cellular component:

Structure analysis Details

Assembly composition:
homo tetramer (preferred)
PDBe Complex ID:
PDB-CPX-145713 (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Glycogen phosphorylase, brain form Chain: A
Molecule details ›
Chain: A
Length: 846 amino acids
Theoretical weight: 97.11 KDa
Source organism: Homo sapiens
Expression system: Escherichia coli
UniProt:
  • Canonical: P11216 (Residues: 1-843; Coverage: 100%)
Gene name: PYGB
Sequence domains: Carbohydrate phosphorylase
Structure domains: Glycogen Phosphorylase B;

Ligands and Environments


Cofactor: Ligand PLP 1 x PLP
2 bound ligands:
No modified residues

Experiments and Validation Details

Entry percentile scores
X-ray source: SOLEIL BEAMLINE PROXIMA 1
Spacegroup: P622
Unit cell:
a: 171.66Å b: 171.66Å c: 122.92Å
α: 90° β: 90° γ: 120°
R-values:
R R work R free
0.189 0.187 0.239
Expression system: Escherichia coli