Peptide hormones in plants
Molecular Horticulture,
Год журнала:
2025,
Номер
5(1)
Опубликована: Янв. 23, 2025
Abstract
Peptide
hormones
are
defined
as
small
secreted
polypeptide-based
intercellular
communication
signal
molecules.
Such
peptide
encoded
by
nuclear
genes,
and
often
go
through
proteolytic
processing
of
preproproteins
post-translational
modifications.
Most
out
the
cell
to
interact
with
membrane-associated
receptors
in
neighboring
cells,
subsequently
activate
transductions,
leading
changes
gene
expression
cellular
responses.
Since
discovery
first
plant
hormone,
systemin,
tomato
1991,
putative
have
continuously
been
identified
different
species,
showing
their
importance
both
short-
long-range
transductions.
The
roles
implicated
in,
but
not
limited
to,
processes
such
self-incompatibility,
pollination,
fertilization,
embryogenesis,
endosperm
development,
stem
regulation,
architecture,
tissue
differentiation,
organogenesis,
dehiscence,
senescence,
plant-pathogen
plant-insect
interactions,
stress
This
article,
collectively
written
researchers
this
field,
aims
provide
a
general
overview
for
discoveries,
functions,
chemical
natures,
transcriptional
regulations,
modifications
plants.
We
also
updated
recent
discoveries
receptor
kinases
underlying
hormone
sensing
down-stream
pathways.
Future
prospective
challenges
will
be
discussed
at
end
article.
Язык: Английский
Root-derived small peptides: Key regulators of plant development, stress resilience, and nutrient acquisition
Plant Science,
Год журнала:
2025,
Номер
unknown, С. 112433 - 112433
Опубликована: Фев. 1, 2025
Язык: Английский
Insights into mungbean defense response to Cercospora leaf spot based on transcriptome analysis
Scientific Reports,
Год журнала:
2025,
Номер
15(1)
Опубликована: Янв. 8, 2025
Several
mungbean
(Vigna
radiata
(L.)
Wilczek)
cultivars
are
susceptible
to
Cercospora
leaf
spot
(CLS)
caused
by
canescens
Ellis
&
Martin,
and
it
is
necessary
explore
resistance
sources
understand
mechanisms.
However,
the
CLS
mechanisms
have
not
yet
been
explored.
The
response
revealed
significantly
different
disease
severity
scores
in
both
genotypes.
Hypersensitive
(HR)
started
appear
at
2
days
after
inoculation
(DAI)
SUPER5
but
was
never
observed
CN84-1.
exhibited
fewer
smaller
lesions
than
CN84-1
during
infection,
resulting
being
resistant
while
CLS.
In
this
study,
RNA
sequencing
(RNA-seq)
analysis
used
unravel
of
a
line
(SUPER5)
variety
(CN84-1)
upon
infection.
A
total
9510
DEGs
including
4615
up-regulated
4895
down-regulated
genes
were
revealed.
Of
these
3242
1027
uniquely
only
CN84-1,
respectively,
2902
734
respectively.
843
enriched
biological
processes
mainly
associated
with
plant
defense
responses,
fungus,
protein
phosphorylation
chitin
Gene
Ontology
(GO)
terms
analysis.
KEGG
pathway
showed
that
represented
plant-pathogen
interaction,
MAPK
signaling
pathway,
hormone
signal
transduction,
cell
wall
component
biosynthesis
infection
specifically
SUPER5.
addition,
qRT-PCR
analyze
expression
pattern
22
candidate
belonging
pathogenesis
related
(PR)
proteins,
(R)
transcription
factors,
hypersensitive
(HR),
essential
involved
activity
CLS-infected
V.
radiata.
It
found
consistent
RNA-seq
analysis,
showing
highly
significant
correlation
coefficient
0.7163
(p
<
0.01).
co-expression
network
illustrated
interactions
among
genes,
which
multiple
functions
response.
Interestingly,
ones
encoding
PR-2,
thaumatin,
peroxidase,
defensin,
RPM1,
pectinesterase,
chalcone
synthase,
auxin
efflux
carrier,
factors
(Pti1,
Pti5,
Pti6
WRKY40)
suggesting
they
might
be
Moreover,
higher
β-1,3-glucanase
chitinase
levels
Our
findings
contribute
an
understanding
may
advocate
development
more
effective
management
approaches.
Язык: Английский
Genome-Wide Identification and Expression Analysis of Phytosulfokine Peptide Hormone Genes in Camellia sinensis
International Journal of Molecular Sciences,
Год журнала:
2025,
Номер
26(6), С. 2418 - 2418
Опубликована: Март 7, 2025
Phytosulfokine
(PSK)
is
a
tyrosine-sulfated
pentapeptide
found
throughout
the
plant
kingdom,
playing
key
roles
in
growth,
development,
and
responses
to
biotic
abiotic
stresses.
However,
there
still
lack
of
comprehensive
analysis
CsPSK
gene
family
Camellia
sinensis.
In
this
study,
we
conducted
genome-wide
identification
characterized
14
genes
tea
plants,
which
are
unevenly
distributed
across
seven
chromosomes.
encode
proteins
ranging
from
75
124
amino
acids
length,
all
belonging
PSK-α
type
containing
conserved
PSK
domains.
A
synteny
revealed
that
expansion
primarily
attributed
whole-genome
duplication,
with
homology
Arabidopsis
thaliana
genes.
promoter
region
identified
cis-regulatory
elements
related
hormone
stress
responses.
An
expression
profile
showed
highly
expressed
roots,
stems,
flowers,
leaves,
induced
by
both
Furthermore,
an
RT-qPCR
assay
demonstrated
levels
CsPSK8,
CsPSK9,
CsPSK10
significantly
upregulated
following
Discula
theae-sinensis
infection.
These
findings
establish
basis
for
further
research
into
role
disease
resistance
underlying
molecular
mechanisms,
offering
valuable
perspectives
developing
novel
antimicrobial
peptides.
Язык: Английский
Current Advances in Small Peptides During Plant Growth and Development
Опубликована: Июнь 4, 2024
Small
peptides
(SPs),
ranging
from
5
to
100
amino
acids,
play
integral
roles
in
plants
due
their
diverse
functions.
Despite
low
abundance
and
small
molecular
weight,
SPs
intricately
regulate
critical
aspects
of
plant
life,
including
cell
division,
growth,
differentiation,
flowering,
fruiting,
maturation,
stress
responses.
As
vital
mediators
intercellular
signaling,
have
garnered
significant
attention
biology
research.
This
comprehensive
review
delves
into
SPs'
structure,
classification,
identification,
providing
a
detailed
understanding
significance.
Additionally,
we
summarize
recent
findings
on
the
biological
functions
signaling
pathways
prominent
that
growth
development.
The
also
offers
forward-looking
perspective
future
research
directions
peptide
pathways.
Язык: Английский