Structure-based optimization and discovery of M3258, a specific inhibitor of the immunoproteasome subunit LMP7 (β5i)

M Klein, M Busch, M Friese-Hamim… - Journal of medicinal …, 2021 - ACS Publications
Proteasomes are broadly expressed key components of the ubiquitin-dependent protein
degradation pathway containing catalytically active subunits (β1, β2, and β5). LMP7 (β5i) is …

M3258 is a selective inhibitor of the immunoproteasome subunit LMP7 (β5i) delivering efficacy in multiple myeloma models

MP Sanderson, M Friese-Hamim… - Molecular cancer …, 2021 - AACR
Abstract Large multifunctional peptidase 7 (LMP7/β5i/PSMB8) is a proteolytic subunit of the
immunoproteasome, which is predominantly expressed in normal and malignant …

Oxathiazolones selectively inhibit the human immunoproteasome over the constitutive proteasome

H Fan, NG Angelo, JD Warren… - ACS Medicinal …, 2014 - ACS Publications
Selective inhibitors for the human immunoproteasome LMP7 (β5i) subunit over the
constitutive proteasome hold promise for the treatment of autoimmune and inflammatory …

PR‐924, a selective inhibitor of the immunoproteasome subunit LMP‐7, blocks multiple myeloma cell growth both in vitro and in vivo

AV Singh, M Bandi, MA Aujay, CJ Kirk… - British journal of …, 2011 - Wiley Online Library
Summary PR‐924 is an LMP‐7‐selective tripeptide epoxyketone proteasome inhibitor that
covalently modifies proteasomal N‐terminal threonine active sites. In the present study, we …

Discovery of highly selective inhibitors of the immunoproteasome low molecular mass polypeptide 2 (LMP2) subunit

HWB Johnson, JL Anderl, EK Bradley… - ACS Medicinal …, 2017 - ACS Publications
Building upon the success of bortezomib (VELCADE) and carfilzomib (KYPROLIS), the
design of a next generation of inhibitors targeting specific subunits within the …

Structure-based design of β1i or β5i specific inhibitors of human immunoproteasomes

G de Bruin, EM Huber, BT Xin… - Journal of medicinal …, 2014 - ACS Publications
Mammalian genomes encode seven catalytic proteasome subunits, namely, β1c, β2c, β5c
(assembled into constitutive 20S proteasome core particles), β1i, β2i, β5i (incorporated into …

LMP2-specific inhibitors: chemical genetic tools for proteasome biology

YKA Ho, P Bargagna-Mohan, M Wehenkel, R Mohan… - Chemistry & biology, 2007 - cell.com
The immunoproteasome, having been linked to neurodegenerative diseases and
hematological cancers, has been shown to play an important role in MHC class I antigen …

Proteasome inhibitors: harnessing proteostasis to combat disease

DJ Sherman, J Li - Molecules, 2020 - mdpi.com
The proteasome is the central component of the main cellular protein degradation pathway.
During the past four decades, the critical function of the proteasome in numerous …

Targeted inhibition of the immunoproteasome is a potent strategy against models of multiple myeloma that overcomes resistance to conventional drugs and …

DJ Kuhn, SA Hunsucker, Q Chen… - Blood, The Journal …, 2009 - ashpublications.org
Proteasome inhibition is a validated strategy for therapy of multiple myeloma, but this
disease remains challenging as relapses are common, and often associated with increasing …

A bright approach to the immunoproteasome: Development of LMP2/β1i-specific imaging probes

KC Carmony, DM Lee, Y Wu, NR Lee… - Bioorganic & medicinal …, 2012 - Elsevier
While the constitutive, 26S proteasome plays an important role in regulating many important
cellular processes, a variant form known as the immunoproteasome is thought to primarily …