Structure of PDB 5fge Chain Y

Receptor sequence
>5fgeY (length=218) Species: 559292 (Saccharomyces cerevisiae S288C) [Search protein sequence]
IKIATGATTLAFRFQGGIIVAVDSRATAGNWVASQTVKKVIEINPFLLGT
MAGGAADCQFWETWLGSQCRLHELREKERISVAAASKILSNLVYQYKGAG
LSMGTMICGYTRKEGPTIYYVDSDGTRLKGDIFCVGSGQTFAYGVLDSNY
KWDLSVEDALYLGKRSILAAAHRDAYSGGSVNLYHVTEDGWIYHGNHDVG
ELFWKVKEEEGSFNNVIG
3D structure
PDB5fge A unified mechanism for proteolysis and autocatalytic activation in the 20S proteasome.
ChainY
Resolution2.6 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) A1 D17 R19 K33 G47 S131 D168 S171
Catalytic site (residue number reindexed from 1) A7 D23 R25 K39 G53 S137 D174 S177
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 A165 D168 A169 S171 A171 D174 A175 S177
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:5fge, PDBe:5fge, PDBj:5fge
PDBsum5fge
PubMed26964885
UniProtP30656|PSB5_YEAST Proteasome subunit beta type-5 (Gene Name=PRE2)

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