bioRxiv (Cold Spring Harbor Laboratory),
Journal Year:
2023,
Volume and Issue:
unknown
Published: June 16, 2023
Abstract
Rotavirus
(RV)
infection
is
a
significant
cause
of
hospitalization
and
mortality
in
infants
young
children.
Although
conventional
symptomatic
treatments
usually
appear
effective,
tens
thousands
children
still
die
each
year
due
to
the
absence
safe
effective
anti-RV
drugs.
Heat
shock
protein
90
(HSP90)
required
for
efficient
viral
infection;
however,
unsatisfactory
antiviral
efficacy
toxicity,
there
has
been
no
HSP90-targeting
agents
applied
clinical
therapy
currently.
Here,
we
demonstrated
that
NVP-HSP990,
novel
small-molecule
HSP90
inhibitor
with
excellent
oral
bioavailability
brain
penetration,
was
potent
RV
much
bigger
selectivity
index
(SI)
than
traditional
HSP990
inhibitors.
NVP-HSP990
potently
inhibited
replication
vitro
without
blocking
establishment.
remarkably
restored
gene
expressions
most
KEGG
pathways
disturbed
by
intestinal
cells,
except
some
inflammatory
(IL-17,
TNF,
etc.).
To
be
noted,
significantly
altered
MAPK
signaling
pathway
RV-induced
activation
as
well
disruption
tight
junctions
Caco-2
cells.
More
importantly,
effectively
alleviated
diarrhea,
competently
replication,
obviously
prevented
pathological
lesions
intestine
BALB/c
suckling
mice.
Therefore,
our
results
suggested
can
promising
drug
candidate
against
infection.
Cancers,
Journal Year:
2024,
Volume and Issue:
16(8), P. 1500 - 1500
Published: April 14, 2024
Heat
shock
proteins
(Hsps)
are
involved
in
one
of
the
adaptive
mechanisms
protecting
cells
against
environmental
and
metabolic
stress.
Moreover,
large
role
these
carcinogenesis
process,
as
well
chemoresistance,
was
noticed.
This
review
aims
to
draw
attention
possibilities
using
Hsps
developing
new
cancer
therapy
methods,
indicate
directions
for
future
research
on
this
topic.
In
order
discuss
matter,
a
thorough
latest
scientific
literature
carried
out,
taking
into
account
importance
selected
from
Hsp
family,
including
Hsp27,
Hsp40,
Hsp60,
Hsp70,
Hsp90
Hsp110.
One
more
characteristic
features
all
is
that
they
play
multifaceted
progression,
which
makes
them
an
obvious
target
modern
anticancer
therapy.
Some
researchers
emphasize
directly
inhibiting
action
proteins.
turn,
others
point
their
possible
use
design
vaccines,
would
work
by
inducing
immune
response
various
types
cancer.
Due
possibilities,
it
believed
may
contribute
progress
oncoimmunology,
thus
help
development
therapies,
be
characterized
higher
effectiveness
lower
toxicity
patients.
Expert Opinion on Therapeutic Patents,
Journal Year:
2024,
Volume and Issue:
34(1-2), P. 1 - 15
Published: Feb. 1, 2024
Introduction
The
90-kDa
heat
shock
protein
(HSP90)
functions
as
a
molecular
chaperone,
it
assumes
significant
role
in
diseases
such
cancer,
inflammation,
neurodegeneration,
and
infection.
Therefore,
the
research
development
of
HSP90
inhibitors
have
garnered
considerable
attention.
Advanced Science,
Journal Year:
2024,
Volume and Issue:
unknown
Published: June 14, 2024
Heat-shock
protein
90
(Hsp90)
plays
a
crucial
role
in
tumorigenesis
and
tumor
progression;
however,
its
mechanism
of
action
gastric
cancer
(GC)
remains
unclear.
Here,
the
Hsp90
GC
metabolism
is
focus
this
research.
High
expression
tissues
can
interact
with
glycolysis,
collectively
affecting
prognosis
clinical
samples.
Both
vitro
vivo
experiments
demonstrate
that
able
to
regulate
migration
stemness
properties
cells.
Metabolic
phenotype
analyses
indicate
influences
glycolytic
metabolism.
Mechanistically,
interacts
glycolysis-related
enzymes,
forming
multienzyme
complexes
enhance
glycolysis
efficiency
yield.
Additionally,
binds
cytoskeleton-related
proteins,
regulating
regional
distribution
enzymes
at
cell
margin
lamellar
pseudopods.
This
effect
could
lead
local
increase
efficient
energy
supply
from
further
promoting
epithelial-mesenchymal
transition
(EMT)
metastasis.
In
summary,
Hsp90,
through
interaction
metabolic
related
forms
multi-enzyme
regulates
by
dynamic
cytoskeletal
adjustments,
thereby
These
conclusions
also
support
potential
for
combined
targeted
approach
involving
cytoskeleton
therapy.
Pharmacy Reports,
Journal Year:
2025,
Volume and Issue:
3(3), P. 73 - 73
Published: May 4, 2025
Skin
cancer
represents
one
of
the
most
prevalent
malignancies
globally,
with
Indonesia
reporting
third
highest
incidence
among
types.
Despite
advances
in
treatment,
there
remains
a
critical
need
for
novel
therapeutic
agents.
Heat
Shock
Protein
90
Alpha
(HSP90A)
has
emerged
as
promising
target
therapy
due
to
its
role
stabilizing
oncogenic
proteins.
This
study
aimed
evaluate
potential
guaiacin
and
chalcone
from
nutmeg
(Myristica
fragrans)
HSP90A
inhibitors
skin
treatment
through
computational
analysis.
Molecular
docking
was
performed
using
AutoDock
Tools
crystal
structure
(PDB
ID:
2VCJ).
The
compounds
were
assessed
binding
affinity,
molecular
interactions,
drug-likeness
properties
according
Lipinski's
Rule
Five.
Redocking
validation
yielded
an
RMSD
1.24
Å,
confirming
protocol
reliability.
Guaiacin
demonstrated
affinity
(-7.40
kcal/mol)
key
hydrogen
bonds
Asp93
Lys58,
while
showed
moderate
(-5.99
single
bond
Thr184.
Both
exhibited
favorable
drug-like
high
predicted
gastrointestinal
absorption.
emerges
natural
inhibitor
candidate
energy
exceeding
stability
threshold
(-7.00
interactions
residues
ATP-binding
pocket,
providing
foundation
further
development
nutmeg-derived
anticancer
Future Medicinal Chemistry,
Journal Year:
2024,
Volume and Issue:
16(2), P. 125 - 138
Published: Jan. 1, 2024
Background:
Specifically
blocking
HSP90–CDC37
interaction
is
emerging
as
a
prospective
strategy
for
cancer
therapy.
Aim:
Applying
kinase
pseudopeptide
rationale
to
the
discovery
of
protein–protein
(PPI)
inhibitors.
Methods:
Pseudosubstrates
were
identified
through
sequence
alignment
and
evaluated
by
biolayer
interferometry
assay,
co-immunoprecipitation
assay
antiproliferation
assay.
Results:
TAT-DDO-59120
was
disrupt
PPI
directly
binding
HSP90,
both
extracellularly
intracellularly.
In
addition,
peptide
showed
ideal
antiproliferative
activity
against
colorectal
cell
HCT116
(IC50
=
12.82
μM).
Conclusion:
Compared
with
traditional
method
screening
large
compound
library
identify
inhibitors,
this
rapid
efficient
strong
purpose,
which
provides
novel
designing