Structure of PDB 6ef3 Chain 2 Binding Site BS01

Receptor Information

>6ef3 Chain 2 (length=224) Species: 559292 (Saccharomyces cerevisiae S288C)

TTIVGVKFNNGVVIAADTRSTQGPIVADKNCAKLHRISPKIWCAGAGTAA
DTEAVTQLIGSNIELHSLYTSREPRVVSALQMLKQHLFKYQGHIGAYLIV
AGVDPTGSHLFSIHAHGSTDVGYYLSLGSGSLAAMAVLESHWKQDLTKEE
AIKLASDAIQAGIWNDLGSGSNVDVCVMEIGKDAEYLRNYLTPNVREEKQ
KSYKFPRGTTAVLKESIVNICDIQ

Ligand information

>6ef3 Chain n (length=15) Species: 559292 (Saccharomyces cerevisiae S288C)

KWDFAKDIKGYGTQK

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6ef3 Substrate-engaged 26Sproteasome structures reveal mechanisms for ATP-hydrolysis-driven translocation.
• Resolution: 4.17 Å
• Binding residue (original residue number in PDB): F111 Y124 E139 W142
• Binding residue (residue number reindexed from 1): F111 Y124 E139 W142

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:0004175 endopeptidase activity
• GO:0004298 threonine-type endopeptidase activity
• GO:0005515 protein binding

Biological Process

• GO:0006508 proteolysis
• 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
• GO:0034515 proteasome storage granule

External links

• PDB: RCSB:6ef3, PDBe:6ef3, PDBj:6ef3
• PDBsum: 6ef3
• PubMed: 30309908
• UniProt: P25043|PSB2_YEAST Proteasome subunit beta type-2 (Gene Name=PUP1)