Multiple Assemblies exist for SMTL entry 1ztz
Crystal structure of HIV protease- metallacarborane complex; X-RAY DIFFRACTION 2.15 Å

	SMTL ID 1ztz.1 Ligands autoproteolytic tetrapeptide; COBALT BIS(1,2-DICARBOLLIDE) Polypeptides PROTEASE RETROPEPSIN Oligo-state homo-dimer
	SMTL ID 1ztz.2 Ligands autoproteolytic tetrapeptide; COBALT BIS(1,2-DICARBOLLIDE) Polypeptides PROTEASE RETROPEPSIN Oligo-state homo-tetramer