Structure of PDB 5lf3 Chain H Binding Site BS03

Receptor Information
>5lf3 Chain H (length=220) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TTIAGVVYKDGIVLGADTRATEGMVVADKNCSKIHFISPNIYCCGAGTAA
DTDMTTQLISSNLELHSLSTGRLPRVVTANRMLKQMLFRYQGYIGAALVL
GGVDVTGPHLYSIYPHGSTDKLPYVTMGSGSLAAMAVFEDKFRPDMEEEE
AKNLVSEAIAAGIFNDLGSGSNIDLCVISKNKLDFLRPYTVPNKKGTRLG
RYRCEKGTTAVLTEKITPLE
Ligand information
Ligand IDBO2
InChIInChI=1S/C19H25BN4O4/c1-13(2)10-17(20(27)28)24-18(25)15(11-14-6-4-3-5-7-14)23-19(26)16-12-21-8-9-22-16/h3-9,12-13,15,17,27-28H,10-11H2,1-2H3,(H,23,26)(H,24,25)/t15-,17-/m0/s1
InChIKeyGXJABQQUPOEUTA-RDJZCZTQSA-N
SMILES
SoftwareSMILES
CACTVS 3.341CC(C)C[CH](NC(=O)[CH](Cc1ccccc1)NC(=O)c2cnccn2)B(O)O
OpenEye OEToolkits 1.5.0B(C(CC(C)C)NC(=O)C(Cc1ccccc1)NC(=O)c2cnccn2)(O)O
CACTVS 3.341CC(C)C[C@H](NC(=O)[C@H](Cc1ccccc1)NC(=O)c2cnccn2)B(O)O
ACDLabs 10.04O=C(NC(C(=O)NC(B(O)O)CC(C)C)Cc1ccccc1)c2nccnc2
OpenEye OEToolkits 1.5.0B([C@H](CC(C)C)NC(=O)[C@H](Cc1ccccc1)NC(=O)c2cnccn2)(O)O
FormulaC19 H25 B N4 O4
NameN-[(1R)-1-(DIHYDROXYBORYL)-3-METHYLBUTYL]-N-(PYRAZIN-2-YLCARBONYL)-L-PHENYLALANINAMIDE;
BORTEZOMIB
ChEMBLCHEMBL325041
DrugBankDB00188
ZINCZINC000169746649
PDB chain5lf3 Chain N Residue 304 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB5lf3 The inhibition mechanism of human 20S proteasomes enables next-generation inhibitor design.
Resolution2.1 Å
Binding residue
(original residue number in PDB)		Y114 S118
Binding residue
(residue number reindexed from 1)		Y114 S118
Annotation score1
Binding affinityBindingDB: IC50=120nM
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.
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:5lf3, PDBe:5lf3, PDBj:5lf3
PDBsum5lf3
PubMed27493187
UniProtQ99436|PSB7_HUMAN Proteasome subunit beta type-7 (Gene Name=PSMB7)

[Back to BioLiP]