Structure of PDB 1iru Chain W

Receptor sequence
>1iruW (length=220) Species: 9913 (Bos taurus) [Search protein sequence]
TTIAGVVYKDGIVLGADTRATEGMVVADKNCSKIHFISPNIYCCGAGTAA
DTDMTTQLISSNLELHSLSTGRLPRVVTANRMLKQMLFRYRGYIGAALVL
GGVDVTGPHLYSIYPHGSTDKLPYVTMGSGSLAAMAVFEDKFRPDMEEEE
AKNLVSEAIAAGIFNDLGSGSNIDLCVISKNKLDFLRPYTVPNKKGTRLG
RYRCEKGTTAVLTEKITPLE
3D structure
PDB1iru The structure of the mammalian 20S proteasome at 2.75 A resolution.
ChainW
Resolution2.75 Å
3D
structure
Catalytic site residues are labeled in the structure
[Spin on]
[Spin off]
[Reset orientation]

[High quality]
[Low quality]

[White background]
[Black background]

[Download]
[Download structure with residue number starting from 1]
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 W I163 D166 L167 S169 I163 D166 L167 S169
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

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1iru, PDBe:1iru, PDBj:1iru
PDBsum1iru
PubMed12015144
UniProtQ2TBP0|PSB7_BOVIN Proteasome subunit beta type-7 (Gene Name=PSMB7)

[Back to BioLiP]