Structure of PDB 4nnw Chain V

Receptor sequence
>4nnwV (length=222) Species: 559292 (Saccharomyces cerevisiae S288C) [Search protein sequence]
TTIVGVKFNNGVVIAADTRSTQGPIVADKNCAKLHRISPKIWCAGAGTAA
DTEAVTQLIGSNIELHSLYTSREPRVVSALQMLKQHLFKYQGHIGAYLIV
AGVDPTGSHLFSIHAHGSTDVGYYLSLGSGSLAAMAVLESHWKQDLTKEE
AIKLASDAIQAGIWNDLGSGSNVDVCVMEIGKDAEYLRNYLTPNVREEKQ
KSYKFPRGTTAVLKESIVNICD
3D structure
PDB4nnw Systematic Comparison of Peptidic Proteasome Inhibitors Highlights the alpha-Ketoamide Electrophile as an Auspicious Reversible Lead Motif.
ChainV
Resolution2.6 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) T1 D17 R19 K33 G47 S129 D166 S169
Catalytic site (residue number reindexed from 1) T1 D17 R19 K33 G47 S129 D166 S169
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 2MK V T1 S20 T21 G47 A49 T1 S20 T21 G47 A49
BS02 MG V I163 D166 S169 I163 D166 S169
BS03 2MK V H114 H116 H114 H116
Gene Ontology
Molecular Function
GO:0004298 threonine-type endopeptidase activity
Biological Process
GO:0051603 proteolysis involved in protein catabolic process
Cellular Component
GO:0005839 proteasome core complex

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Cellular Component
External links
PDB RCSB:4nnw, PDBe:4nnw, PDBj:4nnw
PDBsum4nnw
PubMed24403024
UniProtP25043|PSB2_YEAST Proteasome subunit beta type-2 (Gene Name=PUP1)

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