4mra

X-ray diffraction
2.34Å resolution

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 dimer (preferred)
Entry contents:
1 distinct polypeptide molecule
Macromolecule:
Glycogen phosphorylase, muscle form Chain: A
Molecule details ›
Chain: A
Length: 825 amino acids
Theoretical weight: 95.51 KDa
Source organism: Oryctolagus cuniculus
UniProt:
  • Canonical: P00489 (Residues: 13-837; Coverage: 98%)
Gene name: PYGM
Sequence domains: Carbohydrate phosphorylase
Structure domains: Glycogen Phosphorylase B;

Ligands and Environments

2 bound ligands:

1 modified residue:

Experiments and Validation Details

Entry percentile scores
X-ray source: EMBL/DESY, HAMBURG BEAMLINE X13
Spacegroup: P43212
Unit cell:
a: 126.6Å b: 126.6Å c: 115.821Å
α: 90° β: 90° γ: 90°
R-values:
R R work R free
0.182 0.179 0.244