Structure of PDB 5lf3 Chain V

Receptor sequence
>5lf3V (length=220) Species: 9606 (Homo sapiens) [Search protein sequence]
TTIAGVVYKDGIVLGADTRATEGMVVADKNCSKIHFISPNIYCCGAGTAA
DTDMTTQLISSNLELHSLSTGRLPRVVTANRMLKQMLFRYQGYIGAALVL
GGVDVTGPHLYSIYPHGSTDKLPYVTMGSGSLAAMAVFEDKFRPDMEEEE
AKNLVSEAIAAGIFNDLGSGSNIDLCVISKNKLDFLRPYTVPNKKGTRLG
RYRCEKGTTAVLTEKITPLE
3D structure
PDB5lf3 The inhibition mechanism of human 20S proteasomes enables next-generation inhibitor design.
ChainV
Resolution2.1 Å
3D
structure
Catalytic site residues are labeled in the structure
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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.
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 MG V I163 D166 S169 I163 D166 S169
BS02 BO2 V T1 A20 T21 E22 A46 G47 A49 T1 A20 T21 E22 A46 G47 A49 BindingDB: IC50=120nM
BS03 BO2 V Y114 S118 Y114 S118 BindingDB: IC50=120nM
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:5lf3, PDBe:5lf3, PDBj:5lf3
PDBsum5lf3
PubMed27493187
UniProtQ99436|PSB7_HUMAN Proteasome subunit beta type-7 (Gene Name=PSMB7)

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