Structure of PDB 1fnt Chain H Binding Site BS01

Receptor Information
>1fnt Chain H (length=196) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TSIMAVTFKDGVILGADSRTTTGAYIANRVTDKLTRVHDKIWCCRSGSAA
DTQAIADIVQYHLELYTSQYGTPSTETAASVFKELCYENKDNLTAGIIVA
GYDDKNKGEVYTIPLGGSVHKLPYAIAGSGSTFIYGYCDKNFRENMSKEE
TVDFIKHSLSQAIKWDGSSGGVIRMVVLTAAGVERLIFYPDEYEQL
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 chain1fnt Chain H Residue 1002 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB1fnt Structural basis for the activation of 20S proteasomes by 11S regulators.
Resolution3.2 Å
Binding residue
(original residue number in PDB)		I163 D166 S169
Binding residue
(residue number reindexed from 1)		I163 D166 S169
Annotation score4
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

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:1fnt, PDBe:1fnt, PDBj:1fnt
PDBsum1fnt
PubMed11081519
UniProtP38624|PSB1_YEAST Proteasome subunit beta type-1 (Gene Name=PRE3)

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