Multiple Assemblies exist for SMTL entry 3nis
The structure of UBR box (native2); X-RAY DIFFRACTION 1.68 Å

	SMTL ID 3nis.1 Ligands ZINC ION; ACETATE ION Polypeptides E3 ubiquitin-protein ligase UBR1 Oligo-state monomer
	SMTL ID 3nis.2 Ligands ZINC ION; ACETATE ION Polypeptides E3 ubiquitin-protein ligase UBR1 Oligo-state monomer
	SMTL ID 3nis.3 Ligands ZINC ION Polypeptides E3 ubiquitin-protein ligase UBR1 Oligo-state monomer
	SMTL ID 3nis.4 Ligands ZINC ION; ACETATE ION Polypeptides E3 ubiquitin-protein ligase UBR1 Oligo-state monomer