PLANT PHYSIOLOGY,
Год журнала:
2019,
Номер
181(1), С. 367 - 380
Опубликована: Июнь 27, 2019
Recent
applications
of
translational
control
in
Arabidopsis
(Arabidopsis
thaliana)
highlight
the
potential
power
manipulating
mRNA
translation
for
crop
improvement.
However,
to
what
extent
regulation
is
conserved
between
and
other
species
largely
unknown,
translatome
most
crops
remains
poorly
studied.
Here,
we
combined
de
novo
transcriptome
assembly
ribosome
profiling
study
global
tomato
(Solanum
lycopersicum)
roots.
Exploiting
features
corresponding
active
translation,
discovered
widespread
unannotated
events,
including
1,329
upstream
open
reading
frames
(uORFs)
within
5′
untranslated
regions
annotated
coding
genes
354
small
ORFs
(sORFs)
among
transcripts.
uORFs
may
repress
their
downstream
main
ORFs,
whereas
sORFs
encode
signaling
peptides.
Besides
evolutionarily
sORFs,
uncovered
96
Solanaceae-specific
revealing
importance
studying
translatomes
directly
crops.
Proteomic
analysis
confirmed
that
some
generate
stable
proteins
planta.
In
addition
defining
translatome,
our
results
reveal
by
microRNAs.
Despite
diverging
over
100
million
years
ago,
many
are
well
tomato.
Thus,
approach
provides
a
high-throughput
method
discover
elucidates
unique
features,
identifies
regulatory
mechanisms
hidden
genome.
The Plant Cell,
Год журнала:
2023,
Номер
35(6), С. 1762 - 1786
Опубликована: Фев. 4, 2023
Abstract
Long
noncoding
RNAs
(lncRNAs)
are
a
large
and
diverse
class
of
genes
in
eukaryotic
genomes
that
contribute
to
variety
regulatory
processes.
Functionally
characterized
lncRNAs
play
critical
roles
plants,
ranging
from
regulating
flowering
controlling
lateral
root
formation.
However,
findings
the
past
decade
have
revealed
thousands
present
plant
transcriptomes,
characterization
has
lagged
far
behind
identification.
In
this
setting,
distinguishing
function
noise
is
challenging.
community
been
at
forefront
discovery
lncRNA
biology,
providing
many
functional
mechanistic
insights
increased
our
understanding
gene
class.
review,
we
examine
key
discoveries
made
biology
over
two
half
decades.
We
describe
how
pregenomics
era
informed
efforts
identify
functionally
characterize
subsequent
provide
an
overview
archetypes
into
which
fit
speculate
on
new
avenues
research
may
uncover
yet
more
archetypes.
Finally,
review
discusses
challenges
facing
field
some
exciting
molecular
computational
approaches
help
inform
comparative
analyses.
Abstract
Recent
studies
have
revealed
that
numerous
lncRNAs
can
translate
proteins
under
specific
conditions,
performing
diverse
biological
functions,
thus
termed
coding
lncRNAs.
Their
comprehensive
landscape,
however,
remains
elusive
due
to
this
field's
preliminary
and
dispersed
nature.
This
study
introduces
codLncScape,
a
framework
for
lncRNA
exploration
consisting
of
codLncDB,
codLncFlow,
codLncWeb,
codLncNLP.
Specifically,
it
contains
manually
compiled
knowledge
base,
encompassing
353
entries
validated
by
experiments.
Building
upon
codLncFlow
investigates
the
expression
characteristics
these
their
diagnostic
potential
in
pan‐cancer
context,
alongside
association
with
spermatogenesis.
Furthermore,
codLncWeb
emerges
as
platform
storing,
browsing,
accessing
concerning
within
various
programming
environments.
Finally,
codLncNLP
serves
knowledge‐mining
tool
enhance
timely
content
inclusion
updates
codLncDB.
In
summary,
offers
well‐functioning,
content‐rich
ecosystem
research,
aiming
accelerate
systematic
field.
Science,
Год журнала:
2019,
Номер
365(6459), С. 1291 - 1295
Опубликована: Сен. 19, 2019
Flood-resistance
from
gene
regulation
Some
plants
tolerate
flooding
better
than
others.
Reynoso
et
al.
compared
regulatory
networks
activated
by
in
rice,
which
is
adapted
to
flooding,
with
those
species
less
flooding.
Flood-related
was
characterized
according
chromatin
accessibility
as
well
transcription.
Although
flood
response
circuitry
evident
dryland
well,
its
activation
greater
wetland
rice.
Science
,
this
issue
p.
1291
Cancers,
Год журнала:
2020,
Номер
12(5), С. 1245 - 1245
Опубликована: Май 15, 2020
Long
non-coding
RNA
(lncRNA),
which
is
a
kind
of
noncoding
RNA,
generally
characterized
as
being
more
than
200
nucleotide
transcripts
in
length.
LncRNAs
exhibit
many
biological
activities,
including,
but
not
limited
to,
cancer
development.
In
this
review,
search
the
PubMed
database
was
performed
to
identify
relevant
studies
published
English.
The
term
“lncRNA
or
long
RNA”
combined
with
range
terms
related
core
focus
review:
mechanism,
structure,
regulation,
and
cancer.
eligibility
retrieved
mainly
based
on
abstract.
decision
whether
study
included
review
made
after
careful
assessment
its
content.
reference
lists
were
also
checked
any
other
that
could
be
review.
We
first
summarized
molecular
mechanisms
lncRNAs
tumorigenesis,
including
competing
endogenous
(ceRNA)
mechanisms,
epigenetic
decoy
scaffold
mRNA
protein
stability
transcriptional
translational
miRNA
processing
architectural
role
lncRNAs,
will
help
broad
audience
better
understand
how
work
Second,
we
introduced
recent
elucidate
structure
there
link
between
lncRNA
function
visualizing
domains
vital
understanding
their
function.
Third,
explored
emerging
evidence
for
regulators
expression,
turnover,
modifications
(including
5-methylcytidine,
N6-methyladenosine,
adenosine
inosine
editing),
highlighting
dynamics
lncRNAs.
Finally,
used
autophagy
an
example
interpret
diverse
clinical
trials
lncRNA-based
therapies.
Nature Communications,
Год журнала:
2019,
Номер
10(1)
Опубликована: Янв. 8, 2019
Abstract
Gene
regulatory
networks
control
development
via
domain-specific
gene
expression.
In
seed
plants,
self-renewing
stem
cells
located
in
the
shoot
apical
meristem
(SAM)
produce
leaves
from
SAM
peripheral
zone.
After
initiation,
develop
polarity
patterns
to
form
a
planar
shape.
Here
we
compare
translating
RNAs
among
and
leaf
domains.
Using
ribosome
affinity
purification
RNA
sequencing
quantify
expression
target
domains,
generate
translatome
map
covering
representative
vegetative
stage
We
discuss
predicted
cellular
functions
of
these
domains
provide
evidence
that
dome
seemingly
unrelated
utilize
common
modules.
Experimental
follow
up
shows
RABBIT
EARS
HANABA
TARANU
transcription
factors
have
roles
axillary
initiation.
This
dataset
provides
community
resource
for
further
study
response
internal
environmental
signals.
Proceedings of the National Academy of Sciences,
Год журнала:
2018,
Номер
115(30), С. 7831 - 7836
Опубликована: Июнь 18, 2018
Plants
adapt
to
alterations
in
light
conditions
by
controlling
their
gene
expression
profiles.
Expression
of
light-inducible
genes
is
transcriptionally
induced
transcription
factors
such
as
HY5.
However,
few
detailed
analyses
have
been
carried
out
on
the
control
start
sites
(TSSs).
Of
various
wavelengths
light,
it
blue
(BL)
that
regulates
physiological
responses
hypocotyl
elongation
and
flowering
time.
To
understand
how
controlled
not
only
transcript
abundance
but
also
TSS
selection,
we
examined
genome-wide
profiles
Arabidopsis
seedlings
after
exposure
BL
irradiation
following
initial
growth
dark.
Thousands
use
multiple
TSSs,
some
transcripts
upstream
ORFs
(uORFs)
take
precedence
over
main
ORF
(mORF)
encoding
proteins.
The
uORFs
often
function
translation
inhibitors
mORF
or
triggers
nonsense-mediated
mRNA
decay
(NMD).
Transcription
from
TSSs
located
downstream
220
enhanced
exposure.
This
type
regulation
found
HY5
HYH,
major
regulators
light-dependent
expression.
Translation
efficiencies
showing
usage
these
increased
upon
We
show
45
genes,
including
HY5,
accumulated
a
mutant
NMD.
These
results
suggest
controls
enhancing
transcriptions
choosing
TSS,
evade
uORF-mediated
inhibition
ensure
high
light-regulated
genes.