Multiple Assemblies exist for SMTL entry 1qbk
STRUCTURE OF THE KARYOPHERIN BETA2-RAN GPPNHP NUCLEAR TRANSPORT COMPLEX; X-RAY DIFFRACTION 3.00 Å

	SMTL ID 1qbk.1 Ligands MAGNESIUM ION; PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER Polypeptides KARYOPHERIN BETA2; RAN Oligo-state hetero-1-1-mer
	SMTL ID 1qbk.2 Ligands MAGNESIUM ION; PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER Polypeptides KARYOPHERIN BETA2; RAN Oligo-state hetero-2-2-mer