Chemical Society Reviews,
Journal Year:
2022,
Volume and Issue:
51(16), P. 7066 - 7114
Published: Jan. 1, 2022
Proteolysis
targeting
chimeras
(PROTACs)
technology
is
a
novel
and
promising
therapeutic
strategy
using
small
molecules
to
induce
ubiquitin-dependent
degradation
of
proteins.
Signal Transduction and Targeted Therapy,
Journal Year:
2019,
Volume and Issue:
4(1)
Published: Dec. 24, 2019
Although
many
kinds
of
therapies
are
applied
in
the
clinic,
drug-resistance
is
a
major
and
unavoidable
problem.
Another
disturbing
statistic
limited
number
drug
targets,
which
presently
only
20-25%
all
protein
targets
that
currently
being
studied.
Moreover,
focus
current
explorations
their
enzymatic
functions,
ignores
functions
from
scaffold
moiety.
As
promising
appealing
technology,
PROteolysis
TArgeting
Chimeras
(PROTACs)
have
attracted
great
attention
both
academia
industry
for
finding
available
approaches
to
solve
above
problems.
PROTACs
regulate
function
by
degrading
target
proteins
instead
inhibiting
them,
providing
more
sensitivity
drug-resistant
greater
chance
affect
nonenzymatic
functions.
been
proven
show
better
selectivity
compared
classic
inhibitors.
can
be
described
as
chemical
knockdown
approach
with
rapidity
reversibility,
presents
new
different
biology
other
gene
editing
tools
avoiding
misinterpretations
arise
potential
genetic
compensation
and/or
spontaneous
mutations.
PRTOACs
widely
explored
throughout
world
outperformed
not
cancer
diseases,
but
also
immune
disorders,
viral
infections
neurodegenerative
diseases.
present
very
powerful
crossing
hurdles
discovery
tool
development
biology,
efforts
needed
gain
get
deeper
insight
into
efficacy
safety
clinic.
More
binders
E3
ligases
applicable
developing
waiting
exploration.
Chemical Society Reviews,
Journal Year:
2022,
Volume and Issue:
51(12), P. 5214 - 5236
Published: Jan. 1, 2022
Proteolysis-targeting
chimeras
(PROTACs)
are
heterobifunctional
molecules
consisting
of
one
ligand
that
binds
to
a
protein
interest
(POI)
and
another
can
recruit
an
E3
ubiquitin
ligase.
The
chemically-induced
proximity
between
the
POI
ligase
results
in
ubiquitination
subsequent
degradation
by
ubiquitin-proteasome
system
(UPS).
event-driven
mechanism
action
(MOA)
PROTACs
offers
several
advantages
compared
traditional
occupancy-driven
small
molecule
inhibitors,
such
as
catalytic
nature,
reduced
dosing
frequency,
more
potent
longer-lasting
effect,
added
layer
selectivity
reduce
potential
toxicity,
efficacy
face
drug-resistance
mechanisms,
targeting
nonenzymatic
functions,
expanded
target
space.
Here,
we
highlight
important
milestones
briefly
discuss
lessons
learned
about
targeted
(TPD)
recent
years
conjecture
on
efforts
still
needed
expand
toolbox
for
PROTAC
discovery
ultimately
provide
promising
therapeutics.