Multiple Assemblies exist for SMTL entry 1gpa
STRUCTURAL MECHANISM FOR GLYCOGEN PHOSPHORYLASE CONTROL BY PHOSPHORYLATION AND AMP; X-RAY DIFFRACTION 2.90 Å

	SMTL ID 1gpa.1 Ligands SULFATE ION; PYRIDOXAL-5'-PHOSPHATE Polypeptides GLYCOGEN PHOSPHORYLASE A Oligo-state homo-tetramer
	SMTL ID 1gpa.2 Ligands SULFATE ION; PYRIDOXAL-5'-PHOSPHATE Polypeptides GLYCOGEN PHOSPHORYLASE A Oligo-state homo-dimer
	SMTL ID 1gpa.3 Ligands SULFATE ION; PYRIDOXAL-5'-PHOSPHATE Polypeptides GLYCOGEN PHOSPHORYLASE A Oligo-state homo-dimer