Multiple Assemblies exist for SMTL entry 1o23
CRYSTAL STRUCTURE OF LACTOSE SYNTHASE IN THE PRESENCE OF UDP-GLUCOSE; X-RAY DIFFRACTION 2.32 Å

	SMTL ID 1o23.1 Ligands CALCIUM ION; TETRAETHYLENE GLYCOL; 2-(N-MORPHOLINO)-ETHANESULFONIC ACID; MANGANESE (II) ION; URIDINE-5'-DIPHOSPHATE-GLUCOSE; URIDINE-5'-DIPHOSPHATE Polypeptides ALPHA-LACTALBUMIN; BETA-1,4-GALACTOSYLTRANSFERASE Oligo-state hetero-1-1-mer
	SMTL ID 1o23.2 Ligands CALCIUM ION; TETRAETHYLENE GLYCOL; MANGANESE (II) ION; URIDINE-5'-DIPHOSPHATE-GLUCOSE; URIDINE-5'-DIPHOSPHATE Polypeptides ALPHA-LACTALBUMIN; BETA-1,4-GALACTOSYLTRANSFERASE Oligo-state hetero-1-1-mer