Multiple Assemblies exist for SMTL entry 3unb
Mouse constitutive 20S proteasome in complex with PR-957; X-RAY DIFFRACTION 2.90 Å

SMTL ID 3unb.1 Ligands 1,2,4-trideoxy-4-methyl-2-{[N-(morpholin-4-ylacetyl)-L-alanyl-O-methyl-L-tyrosyl]amino}-1-phenyl-D-xylitol Polypeptides Proteasome subunit alpha type-2; Proteasome subunit alpha type-4; Proteasome subunit alpha type-7; Proteasome subunit alpha type-5; Proteasome subunit alpha type-1; Proteasome subunit alpha type-3; Proteasome subunit alpha type-6; Proteasome subunit beta type-7; Proteasome subunit beta type-3; Proteasome subunit beta type-2; Proteasome subunit beta type-5; Proteasome subunit beta type-1; Proteasome subunit beta type-4; Proteasome subunit beta type-6 Oligo-state hetero-2-2-2-2-2-2-2-2-2-2-2-2-2-2-mer

SMTL ID 3unb.2 Ligands 1,2,4-trideoxy-4-methyl-2-{[N-(morpholin-4-ylacetyl)-L-alanyl-O-methyl-L-tyrosyl]amino}-1-phenyl-D-xylitol Polypeptides Proteasome subunit alpha type-2; Proteasome subunit alpha type-4; Proteasome subunit alpha type-7; Proteasome subunit alpha type-5; Proteasome subunit alpha type-1; Proteasome subunit alpha type-3; Proteasome subunit alpha type-6; Proteasome subunit beta type-7; Proteasome subunit beta type-3; Proteasome subunit beta type-2; Proteasome subunit beta type-5; Proteasome subunit beta type-1; Proteasome subunit beta type-4; Proteasome subunit beta type-6 Oligo-state hetero-2-2-2-2-2-2-2-2-2-2-2-2-2-2-mer