Structure of PDB 3sdk Chain L

Receptor sequence
>3sdkL (length=222) Species: 559292 (Saccharomyces cerevisiae S288C) [Search protein sequence]
QFNPYGDNGGTILGIAGEDFAVLAGDTRNITDYSINSRYEPKVFDCGDNI
VMSANGFAADGDALVKRFKNSVKWYHFDHNDKKLSINSAARNIQHLLYGK
RFFPYYVHTIIAGLDEDGKGAVYSFDPVGSYEREQCRAGGAAASLIMPFL
DNQVNFKNQYEPGTNGKVKKPLKYLSVEEVIKLVRDSFTSATERHIQVGD
GLEILIVTKDGVRKEFYELKRD
3D structure
PDB3sdk Optimization of a series of dipeptides with a P3 threonine residue as non-covalent inhibitors of the chymotrypsin-like activity of the human 20S proteasome.
ChainL
Resolution2.7 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 3.4.25.1: proteasome endopeptidase complex.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 P3N L D114 P115 D126 P127 PDBbind-CN: -logKd/Ki=6.80,IC50=160nM
BS02 MG L S75 S78 S85 S88
BS03 MG L T163 H166 V169 T192 H195 V198
Gene Ontology
Molecular Function
GO:0003674 molecular_function
GO:0005515 protein binding
Biological Process
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

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:3sdk, PDBe:3sdk, PDBj:3sdk
PDBsum3sdk
PubMed20875739
UniProtP23724|PSB6_YEAST Proteasome subunit beta type-6 (Gene Name=PRE7)

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