Multiple Assemblies exist for SMTL entry 1i2b
CRYSTAL STRUCTURE OF MUTANT T145A SQD1 PROTEIN COMPLEX WITH NAD AND UDP-SULFOQUINOVOSE/UDP-GLUCOSE; X-RAY DIFFRACTION 1.75 Å

	SMTL ID 1i2b.1 Ligands SULFATE ION; NICOTINAMIDE-ADENINE-DINUCLEOTIDE; URIDINE-5'-DIPHOSPHATE-GLUCOSE; SULFOQUINOVOSE-URIDINE-C1,5'-DIPHOSPHATE Polypeptides SULFOLIPID BIOSYNTHESIS PROTEIN SQD1 Oligo-state homo-dimer
	SMTL ID 1i2b.2 Ligands SULFATE ION; NICOTINAMIDE-ADENINE-DINUCLEOTIDE; URIDINE-5'-DIPHOSPHATE-GLUCOSE; SULFOQUINOVOSE-URIDINE-C1,5'-DIPHOSPHATE Polypeptides SULFOLIPID BIOSYNTHESIS PROTEIN SQD1 Oligo-state homo-tetramer