Structure of PDB 4ya9 Chain K Binding Site BS01

Receptor Information
>4ya9 Chain K (length=212) Species: 559292 (Saccharomyces cerevisiae S288C) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TTTLAFRFQGGIIVAVDSRATAGNWVASQTVKKVIEINPFLLGTMAGGAA
DCQFWETWLGSQCRLHELREKERISVAAASKILSNLVYQYKGAGLSMGTM
ICGYTRKEGPTIYYVDSDGTRLKGDIFCVGSGQTFAYGVLDSNYKWDLSV
EDALYLGKRSILAAAHRDAYSGGSVNLYHVTEDGWIYHGNHDVGELFWKV
KEEEGSFNNVIG
Ligand information
Receptor-Ligand Complex Structure
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PDB4ya9 Systematic Analyses of Substrate Preferences of 20S Proteasomes Using Peptidic Epoxyketone Inhibitors.
Resolution2.7 Å
Binding residue
(original residue number in PDB)		T1 A20 T21 K33 G47 A49
Binding residue
(residue number reindexed from 1)		T1 A20 T21 K33 G47 A49
Enzymatic activity
Catalytic site (original residue number in PDB) T1 D17 R19 K33 G47 S131 D168 S171
Catalytic site (residue number reindexed from 1) T1 D17 R19 K33 G47 S131 D168 S171
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

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Molecular Function
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Cellular Component
External links
PDB RCSB:4ya9, PDBe:4ya9, PDBj:4ya9
PDBsum4ya9
PubMed26020686
UniProtP30656|PSB5_YEAST Proteasome subunit beta type-5 (Gene Name=PRE2)

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