Structure of PDB 5cz5 Chain I

Receptor sequence
>5cz5I (length=204) Species: 559292 (Saccharomyces cerevisiae S288C) [Search protein sequence]
SDPSSINGGIVVAMTGKDCVAIACDLRLGSQSLGVSNKFEKIFHYGHVFL
GITGLATDVTTLNEMFRYKTNLYKLKEERAIEPETFTQLVSSSLYERRFG
PYFVGPVVAGINSKSGKPFIAGFDLIGCIDEAKDFIVSGTASDQLFGMCE
SLYEPNLEPEDLFETISQALLNAADRDALSGWGAVVYIIKKDEVVKRYLK
MRQD
3D structure
PDB5cz5 A unified mechanism for proteolysis and autocatalytic activation in the 20S proteasome.
ChainI
Resolution2.8 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.4.25.1: proteasome endopeptidase complex.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 3BV I D124 I126 D124 I126
BS02 MG I A174 D177 A174 D177
Gene Ontology
Molecular Function
GO:0005515 protein binding
GO:0061133 endopeptidase activator activity
Biological Process
GO:0010499 proteasomal ubiquitin-independent protein catabolic process
GO:0043161 proteasome-mediated ubiquitin-dependent protein catabolic process
GO:0051603 proteolysis involved in protein catabolic process
Cellular Component
GO:0000502 proteasome complex
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0005839 proteasome core complex
GO:0019774 proteasome core complex, beta-subunit complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:5cz5, PDBe:5cz5, PDBj:5cz5
PDBsum5cz5
PubMed26964885
UniProtP25451|PSB3_YEAST Proteasome subunit beta type-3 (Gene Name=PUP3)

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