Structure of PDB 4qby Chain V Binding Site BS01

Receptor Information
>4qby Chain V (length=226) Species: 559292 (Saccharomyces cerevisiae S288C) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TTIVGVKFNNGVVIAADTRSTQGPIVADKNCAKLHRISPKIWCAGAGTAA
DTEAVTQLIGSNIELHSLYTSREPRVVSALQMLKQHLFKYQGHIGAYLIV
AGVDPTGSHLFSIHAHGSTDVGYYLSLGSGSLAAMAVLESHWKQDLTKEE
AIKLASDAIQAGIWNDLGSGSNVDVCVMEIGKDAEYLRNYLTPNVREEKQ
KSYKFPRGTTAVLKESIVNICDIQEE
Ligand information
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB4qby Differential global structural changes in the core particle of yeast and mouse proteasome induced by ligand binding.
Resolution3.0 Å
Binding residue
(original residue number in PDB)
T1 S20 T21 Q22 G47 A49
Binding residue
(residue number reindexed from 1)
T1 S20 T21 Q22 G47 A49
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.
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

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:4qby, PDBe:4qby, PDBj:4qby
PDBsum4qby
PubMed24979800
UniProtP25043|PSB2_YEAST Proteasome subunit beta type-2 (Gene Name=PUP1)

[Back to BioLiP]