Multiple Assemblies exist for SMTL entry 1xra
CRYSTAL STRUCTURE OF S-ADENOSYLMETHIONINE SYNTHETASE; X-RAY DIFFRACTION 3.00 Å

	SMTL ID 1xra.1 Ligands PHOSPHATE ION; MAGNESIUM ION; POTASSIUM ION Polypeptides S-ADENOSYLMETHIONINE SYNTHETASE Oligo-state homo-dimer
	SMTL ID 1xra.2 Ligands PHOSPHATE ION; MAGNESIUM ION; POTASSIUM ION Polypeptides S-ADENOSYLMETHIONINE SYNTHETASE Oligo-state homo-tetramer