Forests,
Journal Year:
2024,
Volume and Issue:
15(10), P. 1723 - 1723
Published: Sept. 29, 2024
Auxin
response
factors
(ARFs)
are
involved
in
the
mechanism
of
plant
leaf
color
regulation,
inhibiting
chlorophyll
synthesis
while
promoting
anthocyanin
production.
However,
it
is
not
clear
whether
ARF
gene
family
autumn
changes
maple.
The
differentially
expressed
genes
for
discoloration
were
obtained
by
transcriptome
sequencing,
and
AtARF
was
constructed
homologous
search.
results
show
that
AtARFs
consist
21
members
distributed
on
11
chromosomes
can
be
divided
into
three
subfamilies,
which
mainly
nucleus.
promoter
regions
contain
light-responsive
elements,
abiotic
stress-responsive
hormone-responsive
elements.
analyses
presented
this
paper
provide
comprehensive
information
ARFs
help
to
elucidate
their
functional
roles
change
Acer
truncatum.
Scientific Reports,
Journal Year:
2024,
Volume and Issue:
14(1)
Published: Dec. 2, 2024
It
is
not
clear
that
the
genes
involved
with
flavonoids
synthesis,
regulation
and
transport
in
Ilex
asprella.
Transcriptome
analysis
of
leaf,
stem
root
has
uncovered
28,478
differentially
expressed
(DEGs)
are
various
biological
processes.
Among
these,
expression
31
candidate
synthetase
genes,
19
transcription
factors,
5
transporters
associated
flavonoid
biosynthesis
varies
across
tissues,
encompassing
seven
complete
biosynthetic
pathways
(stilbene,
aurone,
flavone,
isoflavone,
flavonol,
phlobaphene,
anthocyanin)
one
partial
pathway
(proanthocyanidin).
Tissue-specific
patterns
suggest
stilbenes,
aurones,
flavones
anthocyanin
branches
more
prominent
roots,
as
indicated
by
key
such
STS(Ilex_044726),
CH4ʹGT(Ilex_047989),
FNS(Ilex_043640)
UFGT(Ilex_014720).
In
leaves,
phlobaphenes
flavonols
dominant,
determined
CHI(Ilex_005941),
FNR(Ilex_039777)
FLS(Ilex_046424).
The
isoflavone
appears
to
be
active
stems
due
presence
IFS(Ilex_029360),
mirroring
accumulation
intermediate
metabolite
chalcone,
which
regulated
CHS(Ilex_047537).
absence
LAR
implies
gallocatechin,
catechin
liked
proanthocyanidins
cannot
synthesized
I.
Meanwhile,
general
phenylpropanoid
than
evidenced
PAL(Ilex_042231,
Ilex_014816),
C4H(Ilex_017598),
4CL(Ilex_042033).
Flavanone,
dihydroflavonol
leucoanthocyanidin,
intermediates,
accumulate
rapidly
stem,
root,
respectively,
F3H(Ilex_004635)
DFR(Ilex_004771).
Correlation
network
analyses
reveal
regulators
closely
synthesis
genes.
study
provides
profound
snoop
into
metabolism
asprella
offers
valuable
refer
for
medicinal
plant.
The Plant Cell,
Journal Year:
2024,
Volume and Issue:
unknown
Published: Nov. 14, 2024
Abstract
Anthocyanins
affect
quality
in
fruits
such
as
grape
(Vitis
vinifera).
High
temperatures
reduce
anthocyanin
levels
by
suppressing
the
expression
of
biosynthesis
genes
and
decreasing
biosynthetic
rate.
However,
regulatory
mechanisms
that
coordinate
these
2
processes
remain
largely
unknown.
In
this
study,
we
demonstrate
high-temperature-mediated
inhibition
berries
depends
on
auxin
endoplasmic
reticulum
(ER)
stress
pathways.
Inactivation
pathways
restores
accumulation
under
high
temperatures.
We
identified
characterized
FAR-RED
ELONGATED
HYPOCOTYL3
(FHY3),
a
high-temperature-modulated
transcription
factor
activates
multiple
binding
to
their
promoters.
The
response
VvARF3
interacts
with
VvFHY3
represses
its
transactivation
activity,
antagonizing
VvFHY3-induced
biosynthesis.
Additionally,
found
ER
sensor
VvbZIP17
suppresses
activity
directly
promoter
repress
physically
interacting
block
DNA
ability.
Furthermore,
AUXIN
RESPONSE
FACTOR
3
(ARF3)
interferes
VvFHY3–VvbZIP17
interaction,
releasing
activate
unfolded
protein
further
suppress
production.
Our
results
unravel
VvARF3–VvFHY3–VvbZIP17
module,
which
links
coordinately
structural
gene
high-temperature
stress.
Forests,
Journal Year:
2024,
Volume and Issue:
15(10), P. 1723 - 1723
Published: Sept. 29, 2024
Auxin
response
factors
(ARFs)
are
involved
in
the
mechanism
of
plant
leaf
color
regulation,
inhibiting
chlorophyll
synthesis
while
promoting
anthocyanin
production.
However,
it
is
not
clear
whether
ARF
gene
family
autumn
changes
maple.
The
differentially
expressed
genes
for
discoloration
were
obtained
by
transcriptome
sequencing,
and
AtARF
was
constructed
homologous
search.
results
show
that
AtARFs
consist
21
members
distributed
on
11
chromosomes
can
be
divided
into
three
subfamilies,
which
mainly
nucleus.
promoter
regions
contain
light-responsive
elements,
abiotic
stress-responsive
hormone-responsive
elements.
analyses
presented
this
paper
provide
comprehensive
information
ARFs
help
to
elucidate
their
functional
roles
change
Acer
truncatum.
