Structure of PDB 5fgh Chain Y

Receptor sequence
>5fghY (length=212) Species: 559292 (Saccharomyces cerevisiae S288C) [Search protein sequence]
TTTLAFRFQGGIIVAVDSRATAGNWVASQTVKAVIEINPFLLGTMAGGAA
DCQFWETWLGSQCRLHELREKERISVAAASKILSNLVYQYKGAGLSMGTM
ICGYTRKEGPTIYYVDSDGTRLKGDIFCVGSGQTFAYGVLDSNYKWDLSV
EDALYLGKRSILAAAHRDAYSGGSVNLYHVTEDGWIYHGNHDVGELFWKV
KEEEGSFNNVIG
3D structure
PDB5fgh A unified mechanism for proteolysis and autocatalytic activation in the 20S proteasome.
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 A33 G47 S131 D168 S171
Catalytic site (residue number reindexed from 1) T1 D17 R19 A33 G47 S131 D168 S171
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 A165 D168 A169
BS02 ALD Y T1 A20 T21 M45 G47 A49 T1 A20 T21 M45 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:5fgh, PDBe:5fgh, PDBj:5fgh
PDBsum5fgh
PubMed26964885
UniProtP30656|PSB5_YEAST Proteasome subunit beta type-5 (Gene Name=PRE2)

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