Structure of PDB 8rhj Chain b Binding Site BS01

Receptor Information

>8rhj Chain b (length=196) Species: 4932 (Saccharomyces cerevisiae)

TSIMAVTFKDGVILGADSRTTTGAYIANRVTDKLTRVHDKIWCCRSGSAA
DTQAIADIVQYHLELYTSQYGTPSTETAASVFKELCYENKDNLTAGIIVA
GYDDKNKGEVYTIPLGGSVHKLPYAIAGSGSTFIYGYCDKNFRENMSKEE
TVDFIKHSLSQAIKWDGSSGGVIRMVVLTAAGVERLIFYPDEYEQL

Ligand information

>8rhj Chain j (length=4) Species: 32630 (synthetic construct)

FLWG

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8rhj Macrocyclic Oxindole Peptide Epoxyketones-A Comparative Study of Macrocyclic Inhibitors of the 20S Proteasome.
• Resolution: 3.05 Å
• Binding residue (original residue number in PDB): T6 T25 T26 T27 G52 S53 D56 S173
• Binding residue (residue number reindexed from 1): T1 T20 T21 T22 G47 S48 D51 S168

Enzymatic activity

• 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:8rhj, PDBe:8rhj, PDBj:8rhj
• PDBsum: 8rhj
• PubMed: 38628795
• UniProt: P38624|PSB1_YEAST Proteasome subunit beta type-1 (Gene Name=PRE3)