Structure of PDB 4y81 Chain Y Binding Site BS03

Receptor Information
>4y81 Chain Y (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
Ligand IDMG
InChIInChI=1S/Mg/q+2
InChIKeyJLVVSXFLKOJNIY-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Mg+2]
CACTVS 3.341[Mg++]
FormulaMg
NameMAGNESIUM ION
ChEMBL
DrugBankDB01378
ZINC
PDB chain4y81 Chain I Residue 302 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4y81 Systematic Analyses of Substrate Preferences of 20S Proteasomes Using Peptidic Epoxyketone Inhibitors.
Resolution2.8 Å
Binding residue
(original residue number in PDB)		A165 D168 A169 S171
Binding residue
(residue number reindexed from 1)		A165 D168 A169 S171
Annotation score4
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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Biological Process
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Cellular Component
External links
PDB RCSB:4y81, PDBe:4y81, PDBj:4y81
PDBsum4y81
PubMed26020686
UniProtP30656|PSB5_YEAST Proteasome subunit beta type-5 (Gene Name=PRE2)

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