Multiple Assemblies exist for SMTL entry 1nqi
crystal structure of lactose synthase, a 1:1 complex between beta1,4-galactosyltransferase and alpha-lactalbumin in the presence of GlcNAc; X-RAY DIFFRACTION 2.00 Å

	SMTL ID 1nqi.1 Ligands CALCIUM ION; 2-acetamido-2-deoxy-beta-D-glucopyranose Polypeptides ALPHA-LACTALBUMIN; BETA-1,4-GALACTOSYLTRANSFERASE Oligo-state hetero-1-1-mer
	SMTL ID 1nqi.2 Ligands CALCIUM ION; 2-acetamido-2-deoxy-beta-D-glucopyranose Polypeptides ALPHA-LACTALBUMIN; BETA-1,4-GALACTOSYLTRANSFERASE Oligo-state hetero-1-1-mer