Structure of PDB 5l66 Chain Y

Receptor sequence
>5l66Y (length=211) Species: 10090,559292 [Search protein sequence]
TTTLAFKFQHGVIVAVDSRATAGSYISSLRMNKVIEINPYLLGTMSGCAA
DCQYWERLLAKECRLYYLRNGERISVSAASKLLSNMMLQYRGMGLSMGSM
ICGWDKKGPGLYYVDDNGTRLSGQMFSTGSGNTYAYGVLDSNYKWDLSVE
DALYLGKRSILAAAHRDAYSGGSVNLYHVTEDGWIYHGNHDVGELFWKVK
EEEGSFNNVIG
3D structure
PDB5l66 A humanized yeast proteasome identifies unique binding modes of inhibitors for the immunosubunit beta 5i.
ChainY
Resolution2.8 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 S130 D167 S170
Catalytic site (residue number reindexed from 1) T1 D17 R19 K33 G47 S130 D167 S170
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 Y A164 D167 A168 S170 A164 D167 A168 S170
BS02 BO2 Y T1 T21 S27 K33 G47 A49 T1 T21 S27 K33 G47 A49
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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Cellular Component
External links
PDB RCSB:5l66, PDBe:5l66, PDBj:5l66
PDBsum5l66
PubMed27789522
UniProtP28063|PSB8_MOUSE Proteasome subunit beta type-8 (Gene Name=Psmb8);
P30656|PSB5_YEAST Proteasome subunit beta type-5 (Gene Name=PRE2)

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