Structure of PDB 4nnn Chain b Binding Site BS01

Receptor Information
>4nnn Chain b (length=196) Species: 559292 (Saccharomyces cerevisiae S288C) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TSIMAVTFKDGVILGADSRTTTGAYIANRVTDKLTRVHDKIWCCRSGSAA
DTQAIADIVQYHLELYTSQYGTPSTETAASVFKELCYENKDNLTAGIIVA
GYDDKNKGEVYTIPLGGSVHKLPYAIAGSGSTFIYGYCDKNFRENMSKEE
TVDFIKHSLSQAIKWDGSSGGVIRMVVLTAAGVERLIFYPDEYEQL
Ligand information
Ligand IDALD
InChIInChI=1S/C26H43N3O5/c1-17(2)12-21(15-30)27-24(31)22(13-18(3)4)28-25(32)23(14-19(5)6)29-26(33)34-16-20-10-8-7-9-11-20/h7-11,17-19,21-23,30H,12-16H2,1-6H3,(H,27,31)(H,28,32)(H,29,33)/t21-,22-,23-/m0/s1
InChIKeyWUJQMWDTZKIKQZ-VABKMULXSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6CC(C)CC(CO)NC(=O)C(CC(C)C)NC(=O)C(CC(C)C)NC(=O)OCc1ccccc1
CACTVS 3.370CC(C)C[CH](CO)NC(=O)[CH](CC(C)C)NC(=O)[CH](CC(C)C)NC(=O)OCc1ccccc1
ACDLabs 12.01O=C(NC(CC(C)C)CO)C(NC(=O)C(NC(=O)OCc1ccccc1)CC(C)C)CC(C)C
CACTVS 3.370
OpenEye OEToolkits 1.7.6		CC(C)C[C@@H](CO)NC(=O)[C@H](CC(C)C)NC(=O)[C@H](CC(C)C)NC(=O)OCc1ccccc1
FormulaC26 H43 N3 O5
NameN-[(benzyloxy)carbonyl]-L-leucyl-N-[(2S)-1-hydroxy-4-methylpentan-2-yl]-L-leucinamide
ChEMBL
DrugBank
ZINCZINC000015295122
PDB chain4nnn Chain b Residue 201 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4nnn Systematic Comparison of Peptidic Proteasome Inhibitors Highlights the alpha-Ketoamide Electrophile as an Auspicious Reversible Lead Motif.
Resolution2.5 Å
Binding residue
(original residue number in PDB)		T1 T20 T21 G47 S48 A49
Binding residue
(residue number reindexed from 1)		T1 T20 T21 G47 S48 A49
Annotation score1
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

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4nnn, PDBe:4nnn, PDBj:4nnn
PDBsum4nnn
PubMed24403024
UniProtP38624|PSB1_YEAST Proteasome subunit beta type-1 (Gene Name=PRE3)

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