Structure of PDB 2fak Chain Y Binding Site BS01

Receptor Information
>2fak Chain Y (length=212) Species: 4932 (Saccharomyces cerevisiae) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TTTLAFRFQGGIIVAVDSRATAGNWVASQTVKKVIEINPFLLGTMAGGAA
DCQFWETWLGSQCRLHELREKERISVAAASKILSNLVYQYKGAGLSMGTM
ICGYTRKEGPTIYYVDSDGTRLKGDIFCVGSGQTFAYGVLDSNYKWDLSV
EDALYLGKRSILAAAHRDAYSGGSVNLYHVTEDGWIYHGNHDVGELFWKV
KEEEGSFNNVIG
Ligand information
Ligand IDSA1
InChIInChI=1S/C15H21NO4/c1-14-11(7-8-20-14)13(19)16-15(14,9-17)12(18)10-5-3-2-4-6-10/h3,5,9-12,18H,2,4,6-8H2,1H3,(H,16,19)/t10-,11+,12+,14+,15-/m1/s1
InChIKeyYVABESCRHMBHJD-FUQNVFFISA-N
SMILES
SoftwareSMILES
CACTVS 3.341C[C]12OCC[CH]1C(=O)N[C]2(C=O)[CH](O)[CH]3CCCC=C3
OpenEye OEToolkits 1.5.0C[C@@]12[C@@H](CCO1)C(=O)N[C@]2(C=O)[C@H]([C@H]3CCCC=C3)O
OpenEye OEToolkits 1.5.0CC12C(CCO1)C(=O)NC2(C=O)C(C3CCCC=C3)O
CACTVS 3.341C[C@]12OCC[C@H]1C(=O)N[C@]2(C=O)[C@@H](O)[C@H]3CCCC=C3
ACDLabs 10.04O=C1NC(C=O)(C2(OCCC12)C)C(O)C3C=CCCC3
FormulaC15 H21 N O4
Name(3AR,6R,6AS)-6-((S)-((S)-CYCLOHEX-2-ENYL)(HYDROXY)METHYL)-6A-METHYL-4-OXO-HEXAHYDRO-2H-FURO[3,2-C]PYRROLE-6-CARBALDEHYDE;
Salinosporamide A, bound form
ChEMBL
DrugBankDB08515
ZINCZINC000036470930
PDB chain2fak Chain Y Residue 0 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB2fak Crystal Structures of Salinosporamide A (NPI-0052) and B (NPI-0047) in Complex with the 20S Proteasome Reveal Important Consequences of beta-Lactone Ring Opening and a Mechanism for Irreversible Binding.
Resolution2.8 Å
Binding residue
(original residue number in PDB)		T1 T21 M45 G47 A49
Binding residue
(residue number reindexed from 1)		T1 T21 M45 G47 A49
Annotation score1
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 S131 D168 S171
Enzyme Commision number 3.4.25.1: proteasome endopeptidase complex.
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:2fak, PDBe:2fak, PDBj:2fak
PDBsum2fak
PubMed16608349
UniProtP30656|PSB5_YEAST Proteasome subunit beta type-5 (Gene Name=PRE2)

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