| double-stranded RNA molecule |
triggers |
posttranscriptional silencing of corresponding gene |
Solanum lycopersicum |
| RNAi-induced silencing complexes |
contain proteins encoded by |
ARGONAUTE gene family |
|
| VmR2 -siR1 |
targets |
F-box/LRR-repeat protein 14 isoform X2 (MdLRP14) |
Malus domestica |
| Garnelo Gómez team |
studied |
RNA silencing and links to receptor kinases and virus spreading |
|
| single strands of siRNA duplexes |
are incorporated into |
RNAi-induced silencing complexes |
|
| (MIR164, MIR164A, AT2G47585) and (MIR164, MIR164B, AT5G01747) combined expression |
was reduced in |
anti-164bsl plants |
Arabidopsis thaliana |
| (AGO2, AtAGO2, AT1G31280) (ARGONAUTE 2) |
is likely to be involved in |
RNA binding and/or cleavage |
Arabidopsis thaliana |
| (AGO9, AT5G21150) (ARGONAUTE 9) |
is likely to be involved in |
RNA binding and/or cleavage |
Arabidopsis thaliana |
| resulting small RNA |
is incorporated in |
RNA silencing complex (RISC) |
|
| vsiRNAs |
are loaded onto |
RNA-induced silencing complex (RISC) |
|
| RNA polymerase V |
functions independently of |
siRNA-directed DNA methylation pathway |
|
| base pairing between the plant gene fragment present in BMV and the plant target mRNA |
is suggested to result in a double-stranded structure targeted for removal from the virus sequence by |
enzymes in the RNAi pathway |
|
| resemblance of transgene arrangement with viral or bacterial genes |
has been proposed to be |
one of the main factors leading to siRNA production |
|
| terminators leading to transcripts with poorly defined poly(A) sites |
would be additional factor resulting in |
generation of siRNAs from transgenes |
|
| amiRNAs targeting both mature miRNA and stem-loop sequence |
direct RNA silencing through cleavage of |
miRNA precursor transcript |
Arabidopsis thaliana |
| mRNAs lacking poly(A) tails |
has been shown to attract |
(AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
|
| cleavage of precursor transcripts within the stem-loop sequence |
prevents |
dsRNA formation |
Arabidopsis thaliana |
| siRNAs matching promoters |
were 21–24 nt long |
size |
Nicotiana benthamiana |
| transcripts undergoing splicing |
show less |
RDR6-mediated siRNA production |
|
| Arabidopsis thaliana (RBCS1A, AT1G67090) terminator deficiency in Nicotiana benthamiana |
leads to |
siRNA accumulation |
Nicotiana benthamiana |
| viruses |
counter |
plant RNA silencing defense mechanism |
|
| transcription termination |
possibly, but not necessarily, protects genes against silencing by invoking |
transitivity |
Arabidopsis thaliana |
| siRNAs matching GFP |
could be readily detected in all samples where the reporter was expressed having |
tNOS or tRBCS as the 3′ regulatory sequence |
Nicotiana benthamiana |
| absence of (ATDCL4, DCL4, AT5G20320) |
results in |
(ATDCL2, DCL2, AT3G03300) becomes the major enzyme processing dsRNAs |
|
| 22 nt long siRNA molecules |
is |
hallmark of (ATDCL2, DCL2, AT3G03300) |
Arabidopsis thaliana |
| siRNAs originating from the 3′end of the promoters |
analyzed as an indication of a putative susceptibility of the different 5′ regulatory region to |
methylation |
Nicotiana benthamiana |
| all constructs with HSP terminator |
and low levels of siRNA targeting the transgene |
siRNA levels |
Nicotiana benthamiana |
| lines S10, S20, S39, S40 and S41 |
could detect increase in accumulation of |
siRNAs originating from the 'S' region of (ATCHS, CHS, TT4, AT5G13930) and from GFP |
Arabidopsis thaliana |
| anti-159 amiRNAs |
directed RNA silencing via cleavage of |
miRNA primary transcripts |
Arabidopsis thaliana |
| introns in combination with certain terminators such as tNOS |
could act as catalyst for |
siRNA production |
|
| anti-164abc sRNA |
was designed to express |
21-nt silencing signal perfectly complementary to (MIR164, MIR164A, AT2G47585) and (MIR164, MIR164B, AT5G01747) |
Arabidopsis thaliana |
| differences in the efficiency and accuracy of transcription termination |
could explain the spectrum of |
terminator-dependent siRNA accumulation |
Nicotiana benthamiana |
| plants |
produce |
small RNAs |
|
| RNA silencing diversity |
expands understanding of |
tissue-specific activities of RNA silencing in eukaryotic organisms |
|
| miRNA-directed silencing of mRNAs in plants |
is generally believed to occur in |
cytoplasm |
Plantae |
| amiRNAs designed to silence the (EEP1, MIR164, MIR164C, AT5G27807) family |
designed to target |
stem-loop region of PRI-MIR164B |
Arabidopsis thaliana |
| amiRNA-directed cleavage of a pri-miRNA transcript downstream of the pre-miRNA stem-loop region |
has no effect on |
pre-miRNA stem-loop formation |
Arabidopsis thaliana |
| viral suppressors of RNA silencing (VSRs) |
target |
different pathways and/or components of the silencing machinery |
|
| anti-159a amiRNA |
directed effective RNA silencing against |
all three (MIR159, MIR159A, AT1G73687) family members |
Arabidopsis thaliana |
| AK-6B and AB-6B |
target |
RNA-silencing factors (AGO1, AtAGO1, ICU9, AT1G48410) and SERRATE |
|
| stalled spliceosomes |
trigger |
RNA interference |
yeast; Drosophila |
| amiRNA-loaded RISC |
directs cleavage of |
nuclear-localized pri-miRNA transcripts |
Arabidopsis thaliana |
| host-encoded siRNAs produced by OsNRPD1a/b |
may act as |
antiviral triggers via the RNA-silencing pathway |
Oryza sativa |
| terminators |
directly impact |
amount of siRNAs generated from a locus |
|
| amiRNA-loaded RISC |
functions in |
nucleus |
Arabidopsis thaliana |
| variation in siRNA accumulation targeting the transgene |
investigated whether this variation was the result of a different pattern in |
siRNA accumulation |
Nicotiana benthamiana |
| amiRNAs targeting PRI-MIR164B sequences outside of the stem-loop region (anti-164bus and anti-164bds) |
failed to reduce |
(EEP1, MIR164, MIR164C, AT5G27807) accumulation |
Arabidopsis thaliana |
| dsRNAs |
are recognized and processed by |
dsRNA-specific RNAses, called Dicer-like (DCL) proteins |
|
| sRNA |
is loaded by |
large AGO protein containing complexes |
Mammalia |
| improperly terminated, unpolyadenylated transcripts |
strongly recruit |
(AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
|
| small interfering RNAs from the host |
are transported into |
filamentous organism |
|
| small interfering RNAs from filamentous organism |
are transported into |
host plant cells |
|
| small RNA-programmed ARGONAUTES (AGOs) |
target and silence complementary DNA through |
transcriptional gene silencing (TGS) |
|
| virus-activated siRNAs (vasiRNAs) |
function mainly through |
(AGO2, AtAGO2, AT1G31280) |
Arabidopsis thaliana |
| RNA silencing apparatus |
processes |
long npcRNAs |
Arabidopsis thaliana |
| (AGO1, AtAGO1, ICU9, AT1G48410) |
is |
catalytic core of miRNA-loaded RISC |
Arabidopsis thaliana |
| Slicer endonuclease activity of (AGO1, AtAGO1, ICU9, AT1G48410) |
has been shown to specifically co-elute with |
small protein complexes |
Arabidopsis thaliana |
| sRNA loaded by large AGO protein containing complexes in the cytoplasm |
can subsequently be imported back into |
nucleus |
Mammalia |
| DCL2-dependent 22nt siRNAs |
trigger transitivity from |
GFP-S reporter |
|
| ethylene-inducible transcription factor (AtRAV2, EDF2, RAP2.8, RAV2, TEM2, AT1G68840) |
is required for inhibition of |
RNA silencing by turnip crinkle virus (TCV) silencing suppressor |
|
| amiRNAs designed to silence the (EEP1, MIR164, MIR164C, AT5G27807) family |
designed to target |
upstream region of PRI-MIR164B |
Arabidopsis thaliana |
| anti-164bsl amiRNA |
was designed to target |
loop region of the stem-loop sequence of PRE-MIR164B |
Arabidopsis thaliana |
| siRNA generation |
leads to |
gene silencing |
|
| viruses |
can exploit |
endogenous RNA silencing pathways |
|
| VIGS |
originates in |
small RNA-based antiviral response |
|
| silencing RNA |
traffic between |
filamentous organisms and plant hosts |
|
| (CHR38, CLSY, CLSY1, AT3G42670) proteins |
is |
versatile component of RNA silencing |
|
| anti-164bus and anti-164bds amiRNAs |
were effectively guiding cleavage of |
targeted transcript |
Arabidopsis thaliana |
| production of secondary siRNAs |
indirectly improves |
detection of silencing of the GFP-S reporter |
Arabidopsis thaliana |
| sRNA population from introns near inefficient terminator |
would not only promote |
gene silencing |
|
| RNA silencing |
participates in |
RNA-directed DNA methylation |
|
| amiRNAs designed to silence the (EEP1, MIR164, MIR164C, AT5G27807) family |
designed to target |
mature (EEP1, MIR164, MIR164C, AT5G27807) sequence |
Arabidopsis thaliana |
| nuclear silencing of nuclear transcripts |
occurs via |
mRNA degradation |
Mammalia |
| anti-164abc sRNA |
directed RNA silencing against |
all (EEP1, MIR164, MIR164C, AT5G27807) family members |
Arabidopsis thaliana |
| (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) attraction to mRNAs lacking poly(A) tails |
resulting in |
siRNA production |
|
| strong terminator |
decreases |
siRNA production |
|
| small RNA-programmed ARGONAUTES (AGOs) |
target and silence complementary RNA through |
posttranscriptional gene silencing (PTGS) |
|
| (ARID1, AT2G46040) |
is |
interactor of RNA silencing factors |
|
| non-canonical sRNAs derived from functional non-coding RNAs |
is |
underexplored aspect of RNA silencing |
|
| RNA silencing |
involves biogenesis of |
microRNAs (miRNAs) |
|
| AGOs |
associate with |
endogenous small RNAs |
|
| host plant interactions of filamentous organisms |
are influenced by |
RNA silencing networks |
|
| vsiRNA (vsiR45349) |
is complementary to |
NbFD1 open reading frame |
Nicotiana benthamiana |
| R-vsiR45349 overexpression |
reduces |
endogenous NbFD1 transcript levels |
Nicotiana benthamiana |
| virus-activated siRNAs (vasiRNAs) |
are |
(ATDCL4, DCL4, AT5G20320) /RDR1-dependent |
Arabidopsis thaliana |
| anti-159 sRNAs |
directed silencing against |
(MIR319, MIR319B, AT5G41663) family |
Arabidopsis thaliana |
| (ATDCL2, DCL2, AT3G03300) |
is known to process dsRNAs in the absence of |
(ATDCL4, DCL4, AT5G20320) |
Arabidopsis thaliana |
| intron retention |
was triggered by |
siRNAs |
Nicotiana benthamiana |
| RNA helicase requirement for sRNA-dependent gene silencing |
is only necessary for |
intron-containing genes |
Caenorhabditis elegans |
| Argonautes (AGOs) |
associate with |
small RNAs |
|
| RNA silencing |
has |
detrimental consequences |
|
| R-vsiR45349 overexpression |
reduces accumulation of |
NbFD1-GFP protein |
Nicotiana benthamiana |
| virus disease |
is used as template for interpretation of |
RNA silencing in connection with filamentous organisms and infected plant cells |
|
| PSR1 |
inhibits |
RNA silencing |
Glycine max |
| downregulation of SAHH activity |
leads to |
suppression of local silencing |
|
| four members of the DICER family |
coupled to |
10 ARGONAUTE (AGO) members |
Arabidopsis thaliana |
| silencing mechanisms |
lead to generation of |
heterochromatin-siRNAs |
|
| second series of amiRNAs |
was designed to target |
three structurally distinct regions of the (MIR164, MIR164B, AT5G01747) precursor transcript |
Arabidopsis thaliana |
| P19 binding to 21 nt sRNAs |
blocking |
PTGS |
|
| investigation of RNA silencing |
resulted in elucidation of |
gene regulatory mechanisms occurring in most eukaryotes |
|
| vsiRNA-mediated host mRNA cleavage |
may not be |
widespread |
Vitis vinifera |
| (AGO4, OCP11, AT2G27040) |
associates with |
endogenous small RNAs |
Arabidopsis thaliana |
| CMV infection |
induces synthesis of |
21 nt siRNAs |
Arabidopsis thaliana |
| poly(A) tail |
blocks |
(AtRDR6, RDR6, SDE1, SGS2, AT3G49500) activity |
|
| stabilized siRNAs |
are loaded onto |
RNA-induced transcriptional silencing (RITS) complex or RNA-induced silencing complex (RISC) |
|
| Brassica napus ZWILLE-1 (BnZLL-1) |
is orthologous to |
Arabidopsis thaliana ZWILLE (AtZLL) |
Brassica napus; Arabidopsis thaliana |
| DICER-LIKE 1 (ASU1, ATDCL1, CAF, DCL1, EMB60, EMB76, SIN1, SUS1, AT1G01040) DICER-LIKE 3 (ATDCL3, DCL3, AT3G43920) and DICER-LIKE 4 (ATDCL4, DCL4, AT5G20320) |
act as the primary processors of |
three respective classes of endogenous silencing RNAs |
Arabidopsis thaliana |
| hypomorphic (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) mutants |
are impaired in |
sense-transgene-induced posttranscriptional gene silencing |
Arabidopsis thaliana |
| Cucumber mosaic virus 2b protein |
inhibits |
AGO1's cleavage activity in RISC |
|
| RNA silencing |
involves biogenesis of |
small interfering RNAs (siRNAs) |
|
| downregulation of SAHH activity |
leads to |
reduced RDR6-dependent accumulation of secondary siRNAs |
|
| microRNA (miRNA) |
targets for cleavage |
mRNA |
|
| silencing components |
are strongly downregulated in |
cv. Rywal at 1 and 3 dpi |
Solanum tuberosum |
| Small interference RNAs (siRNAs) |
are generated from |
double-stranded RNAs |
|
| 21-nt sRNA molecules |
mediate |
cytoplasmic RNA cleavage |
|
| HvDRF1 construct |
caused degradation of |
target:GFP fusion RNA |
Hordeum vulgare |
| cis-NATs |
generate |
nat-siRNA sequences |
Arabidopsis thaliana; Oryza sativa |
| endogenous 24-nucleotide siRNAs |
are often associated with |
ARGONAUTE 4 (AGO4, OCP11, AT2G27040) and ARGONAUTE 6 (AGO6, AT2G32940) |
|
| (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
is required for |
induction of de novo silencing |
|
| TAS gene transcripts |
are cleaved by |
miRNAs |
|
| TGS-inducing wild-type Arabidopsis grafted onto wild-type reporter line |
transmits |
21–24 nucleotide small RNAs (21–24 nt sRNAs) |
Arabidopsis thaliana |
| DICER-LIKE 1 (ASU1, ATDCL1, CAF, DCL1, EMB60, EMB76, SIN1, SUS1, AT1G01040) |
is required for the accumulation of |
21- and 24-nucleotide siRNAs processed from IR transgenes |
|
| differences in phenotypic effects of three Dhn-RNAi constructs |
was due to |
different RNAi efficiency |
Hordeum vulgare |
| miRNAs |
induce |
trans-acting small interfering RNA (ta-siRNA) |
|
| AGO proteins |
silence target genes by |
RNA cleavage, RNA degradation, or translation inhibition |
Arabidopsis thaliana |
| phasiRNAs |
demonstrated to be in phase with |
predicted amiRNA-directed cleavage site |
Arabidopsis thaliana |
| heterogeneous sRNA population from 22-nt amiRNA-directed phasiRNA production |
allows |
multiple target complementarity not possible with conventional amiRNA vectors |
|
| Beet western yellows virus P0 |
can lead to decay of |
ARGONAUTEs |
|
| RNA-DEPENDENT RNA POLYMERASE6 (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) -mediated accumulation of phasiRNAs |
mediates |
widespread RNA silencing of endogenous CHALCONE SYNTHASE (ATCHS, CHS, TT4, AT5G13930) target gene |
Arabidopsis thaliana |
| hairpin RNA (hpRNA) transgenes |
are used in knock-down of |
invading viruses |
|
| SSU_hpCHS-mediated silencing |
is observed in |
all tissues of mature leaves, including the vasculature |
|
| transgenic sweet potato over-expressing pre-sRNA8105 gene |
shows induction of IbMYB1-siRNA without |
wounding |
Ipomoea batatas |
| Tomato bushy stunt virus P19 |
binds |
siRNA duplexes |
|
| P0-triggered degradation of (AGO1, AtAGO1, ICU9, AT1G48410) |
suppresses |
gene silencing |
Arabidopsis thaliana |
| trans-acting siRNAs (tasiRNAs) |
are generated from |
single-stranded RNAs |
|
| (ATTAS3, sORF24, TAS3, TASIR-ARF, AT3G17185) matching (MIR166, MIR166G, AT5G63715) precursor genes |
may account in part for |
(MIR166, MIR166G, AT5G63715) upregulation in (AS2, AT1G65620) (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
Arabidopsis thaliana |
| null (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) mutants |
lack |
TAS1 ta-siRNAs |
Arabidopsis thaliana |
| null (ATSGS3, SGS3, AT5G23570) mutants |
lack |
(ATTAS3, sORF24, TAS3, TASIR-ARF, AT3G17185) ta-siRNAs |
Arabidopsis thaliana |
| (ATTIF3K1, DRB4, AT3G62800) mutants |
have |
TAS1 ta-siRNAs in leaves |
Arabidopsis thaliana |
| (ATTIF3K1, DRB4, AT3G62800) |
interacts with |
(ATDCL4, DCL4, AT5G20320) |
Arabidopsis thaliana |
| genes involved in Alzheimer's disease |
can generate |
nat-siRNAs |
Mus musculus |
| P0 protein |
may have |
other cellular targets |
|
| Dicer-like (DCL) proteins |
generate |
21, 22, and 24 nucleotide small RNAs (sRNAs) |
Arabidopsis thaliana |
| sequence divergence between Arabidopsis thaliana and Arabidopsis arenosa ATHILA elements |
might reduce |
specificity of maternally (At) contributed siRNA |
Arabidopsis thaliana; Arabidopsis arenosa |
| (ATTAS3, sORF24, TAS3, TASIR-ARF, AT3G17185) |
also matches |
one of six precursor genes for the abaxial microRNA (MIR166, MIR166G, AT5G63715) |
Arabidopsis thaliana |
| miRNAs |
loaded onto |
AGO proteins |
Arabidopsis thaliana |
| 14 (73.7%) of the 19 precursors |
can be associated with |
5 AGO proteins |
Arabidopsis thaliana |
| nat-siRNA sequences |
are enriched in |
overlapping regions of cis-NAT pairs |
Arabidopsis thaliana; Oryza sativa |
| siRNA clusters that appear exclusively in overlapping regions of NATs |
support that |
at least some siRNAs are caused by cis-NAT configuration |
Arabidopsis thaliana; Oryza sativa |
| small RNA molecules of 21 nt (siRNAs or miRNAs) |
guide the cleavage of |
target transcripts that contain sequences complementary to them |
|
| (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
is required for |
systemic silencing |
Arabidopsis thaliana |
| 2b protein from CMV |
exhibited high affinity for |
21 and 24 nt siRNAs |
Arabidopsis thaliana |
| hpRNA-derived (ATCHS, CHS, TT4, AT5G13930) 'H' region-specific siRNAs |
detectable only in |
(ATMYB75, AtPAP1, MYB75, PAP1, PAP1-D, SIAA1, AT1G56650) transformants |
Arabidopsis thaliana |
| RNA silencing via sense/antisense inverted-repeat RNAs |
is used for |
silencing of Chlamydomonas nuclear genes |
Chlamydomonas reinhardtii |
| knockdown approaches |
have limitation of |
incomplete suppression of target gene function |
Chlamydomonas reinhardtii |
| small RNAs (sRNAs) |
act as mobile signals for |
regulation of gene expression |
|
| IbMYB1-siRNA induction |
results in |
decreased expression of IbMYB1 gene family |
Ipomoea batatas |
| (ATCPSF100, CPSF100, EMB1265, ESP5, AT5G23880) |
plays a role in |
RNA silencing |
Arabidopsis thaliana |
| small RNA silencing complex RISC |
mediates |
miRNA or siRNA functions |
Arabidopsis thaliana |
| RISC |
cleaves via AGO1 slicer activity |
complementary target mRNAs |
|
| DICER-like (DCL) endoribonucleases 2, 3 and 4 |
are |
predominant DCL endoribonucleases involved in silencing of positive-sense RNA viruses |
Arabidopsis thaliana |
| (AGO1, AtAGO1, ICU9, AT1G48410) |
is |
major player in virus-induced silencing in all tissue types |
Arabidopsis thaliana |
| relationships between miRNA-like RNAs and targets |
reminiscent of |
miRNAs and their targets |
Arabidopsis thaliana |
| (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) (RNA-DEPENDENT RNA POLYMERASE 6) |
is required for |
generation of trans-acting small interfering RNA (ta-siRNA) |
Arabidopsis thaliana |
| absence of a functional THO/TREX complex or (AGO1, AtAGO1, ICU9, AT1G48410) (ATSGS3, SGS3, AT5G23570) and (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
results in |
RNA silencing operating less efficiently |
Arabidopsis thaliana |
| tools delineated in this study |
can be used to study |
complexity of RNA silencing pathways in plants |
Arabidopsis thaliana |
| miRNA-like RNAs |
can potentially function through |
AGO proteins |
Arabidopsis thaliana |
| dcl3-5 mutation |
causes |
impaired production of 24 nt sRNA |
|
| dsRNAs formed within overlapping regions of sense and antisense transcripts |
are sufficient for producing |
nat-siRNAs |
Arabidopsis thaliana; Oryza sativa |
| plant sRNAs derived from plant cis-NATs |
are enriched in |
their overlap regions |
Arabidopsis thaliana; Oryza sativa |
| (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
is required for |
perception of the signal |
|
| (AGO7, ZIP, AT1G69440) mutants |
lack |
(ATTAS3, sORF24, TAS3, TASIR-ARF, AT3G17185) ta-siRNAs in leaves |
Arabidopsis thaliana |
| (AGO7, ZIP, AT1G69440) mutants |
have |
(TAS2, AT2G39681) ta-siRNAs in leaves |
Arabidopsis thaliana |
| 12 miRNA-like RNAs |
can be associated with |
(AGO4, OCP11, AT2G27040) |
Arabidopsis thaliana |
| ablation of three miRNA-like RNAs (miR169i.2-3p, miR169j.2, and miR839.3) in dcl1-9 mutant |
led to elevated expression of |
some targets |
Arabidopsis thaliana |
| siRNAs from cis-NATs |
are dependent on |
DICER-LIKE 1 (ASU1, ATDCL1, CAF, DCL1, EMB60, EMB76, SIN1, SUS1, AT1G01040) and/or DICER-LIKE 3 (ATDCL3, DCL3, AT3G43920) |
Arabidopsis thaliana; Oryza sativa |
| silencing of CHS-A genes in P. hybrida |
may result from |
a different mechanism than silencing induced by transcribed inverted repeats |
Petunia hybrida |
| mechanistic details of RNA silencing |
may vary in |
genetically closely related plant species |
|
| phasiRNA production |
is derived from |
complementary targets |
Arabidopsis thaliana |
| hairpin RNA (hpRNA) transgenes |
are used in knock-down of |
homologous transgenes |
|
| hpRNA transgene expression |
shows instability in |
hpRNA-mediated RNA silencing |
|
| mobile silencing signal |
moves between cells and through |
phloem |
Arabidopsis thaliana |
| persistent epigenetic changes |
may influence |
growth, development, and heritable phenotypes |
Arabidopsis thaliana |
| 21-nucleotide siRNAs |
are generated by |
DICER-LIKE 4 (ATDCL4, DCL4, AT5G20320) |
|
| LRRTM1/Ctnna2 cis-NAT gene pair |
can generate |
nat-siRNAs |
Mus musculus |
| siRNA-induced gene silencing in Arabidopsis |
spreads from cell to cell in |
relay mechanism |
Arabidopsis thaliana |
| P0 effect on accumulation of miRNA-target genes paralleling (AGO1, AtAGO1, ICU9, AT1G48410) mutant effect |
further supports |
hypothesis that (AGO1, AtAGO1, ICU9, AT1G48410) is a target of P0 |
Arabidopsis thaliana |
| six miRNA-like RNAs (miR159a.2-3p, miR169b.2, miR169i.2-3p, miR169j.2, miR822.4-5p, miR839.3) |
have targets supported by |
degradome data |
Arabidopsis thaliana |
| ZWILLE/ (AGO10, PNH, ZLL, AT5G43810) |
negatively regulates |
(AGO1, AtAGO1, ICU9, AT1G48410) protein levels |
Arabidopsis thaliana |
| 22-nt amiRNA expression from an asymmetric duplex |
triggers |
CHALCONE SYNTHASE (ATCHS, CHS, TT4, AT5G13930) silencing in all tissues including roots and seed coats |
Arabidopsis thaliana |
| secondary siRNAs |
repress |
expression of IbMYB1 gene family |
Ipomoea batatas |
| processing of microRNA precursor molecules |
involves |
Dicer-like enzymes |
Arabidopsis thaliana |
| this study |
provides |
several new insights into ability of (ATDCL4, DCL4, AT5G20320) to process distinct dsRNA substrates |
Arabidopsis thaliana |
| 5′ terminal U to A substitution of amiR-trichome |
prevents |
miRNA-mediated reduction of target gene expression |
Arabidopsis thaliana |
| virus vectors |
are used in knock-down of |
homologous transgenes |
|
| (ATMYB75, AtPAP1, MYB75, PAP1, PAP1-D, SIAA1, AT1G56650) /SSU_amiR21-CHS and /SSU_amiR22-CHS lines |
most abundant sRNA reads corresponded to |
predicted amiRNA guide strands |
Arabidopsis thaliana |
| 15 miRNA-like RNAs |
can be associated with |
(AGO2, AtAGO2, AT1G31280) |
Arabidopsis thaliana |
| SUPPRESSOR OF GENE SILENCING 3 (ATSGS3, SGS3, AT5G23570) |
is assumed to stabilize |
template RNA fragments before double-stranded (ds)RNA synthesis is performed by (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
Arabidopsis thaliana |
| relevant target of RNA silencing in the context of scopolin accumulation |
might be |
repressor of scopolin synthesis |
Arabidopsis thaliana |
| small RNAs (sRNAs) |
can act in homology-dependent manner to guide |
transcriptional and post-transcriptional silencing |
|
| silencing complexes |
pair to |
target transcripts |
|
| (AGO1, AtAGO1, ICU9, AT1G48410) |
was purified |
(AGO1, AtAGO1, ICU9, AT1G48410) complex |
Arabidopsis thaliana |
| silencer (S) transgene |
specifies |
hairpin RNA |
|
| other 24 nt sRNA loci |
produce |
nonmobile species |
|
| large population of CHS-A-related sRNA molecules in white floral tissues |
consists of |
siRNA molecules processed from double-stranded RNA from exon 2 regions |
Petunia hybrida |
| plant miRNAs |
function like siRNAs to guide |
target RNA cleavage |
|
| amiR-trichome |
is not incorporated into |
(AGO2, AtAGO2, AT1G31280) complex |
Arabidopsis thaliana |
| (ATTAS3, sORF24, TAS3, TASIR-ARF, AT3G17185) ta-siRNAs |
are targets of |
(ARF4, AT5G60450) mRNA |
Arabidopsis thaliana |
| miRNA-like RNAs |
can be associated with |
AGO proteins |
Arabidopsis thaliana |
| miR822.4-5p in dcl4-2 mutant |
led to elevated expression of |
some targets |
Arabidopsis thaliana |
| cis-NATs |
are processed by |
DICER-LIKE 1 (ASU1, ATDCL1, CAF, DCL1, EMB60, EMB76, SIN1, SUS1, AT1G01040) and/or DICER-LIKE 3 (ATDCL3, DCL3, AT3G43920) |
Arabidopsis thaliana; Oryza sativa |
| (HESO1, AT2G39740) |
may have other substrates in vivo |
5' fragments of RNA-induced silencing complex cleavage products |
Arabidopsis thaliana |
| DICER-LIKE 1 (ASU1, ATDCL1, CAF, DCL1, EMB60, EMB76, SIN1, SUS1, AT1G01040) and/or DICER-LIKE 3 (ATDCL3, DCL3, AT3G43920) |
generate |
20- to 22-nucleotide short siRNAs and 23- to 28-nucleotide long siRNAs |
Arabidopsis thaliana; Oryza sativa |
| sRNA molecules with sequences related to PhCHS-A1 and PhCHS-A2 |
were generated predominantly in |
white tissues of Picotee petunia |
Petunia hybrida |
| different pathways in which si/miRNAs can act |
are tightly linked to |
presence of specific RNA-binding proteins |
|
| anti-164abc amiRNA |
was also predicted to be capable of targeting |
(EEP1, MIR164, MIR164C, AT5G27807) |
Arabidopsis thaliana |
| (EEP1, MIR164, MIR164C, AT5G27807) accumulation |
only appeared reduced in |
anti-164abc and anti-164bsl plants |
Arabidopsis thaliana |
| (ATTAS3, sORF24, TAS3, TASIR-ARF, AT3G17185) ta-siRNAs |
are targets of |
(ARF3, ETT, AT2G33860) /ETTIN mRNA |
Arabidopsis thaliana |
| (ATTIF3K1, DRB4, AT3G62800) mutants |
lack |
(ATTAS3, sORF24, TAS3, TASIR-ARF, AT3G17185) ta-siRNAs in leaves |
Arabidopsis thaliana |
| anti-159c amiRNA |
directed effective RNA silencing against |
all three (MIR159, MIR159A, AT1G73687) family members |
Arabidopsis thaliana |
| (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
would be more available to |
intronless transcripts |
|
| VSR p38 from TCV |
interferes with |
loading of double-stranded RNA into (AGO1, AtAGO1, ICU9, AT1G48410) /2-RISC complex |
plant systems |
| changed abundance of tasiRNA precursors and microRNAs in (AtHPR1, AtTHO1, HPR1, RAE3, THO1, AT5G09860) mutants |
support |
contribution of THO/TREX complex to tasiRNA formation and accumulation of the respective precursors |
Arabidopsis thaliana |
| (AGO5, AtAGO5, AT2G27880) |
bound |
21, 22, and 24 nucleotide small RNAs |
Arabidopsis thaliana |
| Argonaute (AGO) |
facilitates endonucleolytic cleavage of |
transcripts |
|
| RNA induced silencing complexes (RISCs) |
contain |
ARGONAUTE (AGO) or PIWI family proteins |
|
| vsiRNA1 |
could specifically cleave |
TaAAED1 mRNA |
|
| bifunctional nuclease-2 (BN2) |
indirectly derepresses silencing of |
(AGO1, AtAGO1, ICU9, AT1G48410) /2 |
|
| knockdown approaches |
have limitation of |
loss of under-expression phenotype by silencing of suppression construct |
Chlamydomonas reinhardtii |
| nat-siRNAs that require RDRs |
are not completely eliminated in |
rdr mutants |
Arabidopsis thaliana; Oryza sativa |
| nat-siRNAs |
may be amplified by |
RDRs in a secondary amplification step |
Arabidopsis thaliana; Oryza sativa |
| small non-coding RNAs (sRNAs) |
control through post-transcriptional mechanisms |
defense against transposable elements and viruses |
|
| different pathways in which si/miRNAs can act |
have some steps occurring in |
nucleus |
|
| amiRNA-directed silencing of an endogenous miRNA |
is due to |
cleavage of precursor transcripts within the stem-loop sequence |
Arabidopsis thaliana |
| miR393b* |
is |
AGO2-bound small RNA |
Arabidopsis thaliana |
| hc-siRNA duplexes |
are loaded into |
(AGO4, OCP11, AT2G27040) |
|
| ARR |
is linked to |
RNA silencing during viral infection |
|
| viral silencing suppressor P19 expression in root stele |
antagonizes |
(MIR399, MIR399F, AT2G34208) silencing effect |
Arabidopsis thaliana |
| sRNAs |
are loaded into |
Argonaute proteins (AGOs) |
|
| GFP siRNAs |
are not detected in |
(AGO4, OCP11, AT2G27040) immunoprecipitates |
Arabidopsis thaliana |
| (AGO1, AtAGO1, ICU9, AT1G48410) mutant background |
allows detection of |
SDE3-AGO2 interactions |
Arabidopsis thaliana |
| (CAT2, AT4G35090) dsRNA |
was produced by |
(AtRDR2, RDR2, SMD1, AT4G11130) or (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
Arabidopsis thaliana |
| degree of involvement of (AtRDR2, RDR2, SMD1, AT4G11130) and (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) in the production of secondary siRNAs and the spread of methylation |
depends on |
silencing configuration |
|
| artificial TAS (aTAS) transcripts |
offer greater mobility than |
amiRNAs or hpRNA-derived siRNAs |
|
| phasiRNA production |
scales with |
target transcript abundance |
Arabidopsis thaliana |
| 35S promoter-driven hpRNA expressing lines |
do not show detection of |
transitively produced siRNAs |
|
| sRNA8105 and IbMYB1 interaction |
is confirmed by |
cleavage site mapping; agro-infiltration analyses; transgenic sweet potato over-expressing pre-sRNA8105 |
Ipomoea batatas |
| amiRNAs targeting the mature (EEP1, MIR164, MIR164C, AT5G27807) (anti-164abc) |
effectively reduced |
accumulation of (EEP1, MIR164, MIR164C, AT5G27807) |
Arabidopsis thaliana |
| eukaryotes |
possess |
effective RNA silencing machinery |
|
| miRNAs |
can direct |
RNA cleavage and RNA silencing |
Arabidopsis thaliana |
| P19 |
is known to bind |
21 nt long sRNAs |
|
| DCL2-dependent siRNAs |
appear to trigger |
transitivity from their targets |
|
| GFP under the control of the p35S |
led to low siRNA production when used in combination with |
tHSP |
|
| RNA helicase |
is required for |
sRNA-dependent gene silencing |
Caenorhabditis elegans |
| combination of an intron in the proximity of the NOS terminator |
leads to |
production of siRNAs |
|
| transitively produced 'S' region-specific siRNAs |
detected at low level in |
(ATMYB75, AtPAP1, MYB75, PAP1, PAP1-D, SIAA1, AT1G56650) transformants |
Arabidopsis thaliana |
| processing or effector components of siRNA pathway |
may be limited in |
young leaves and petioles |
Arabidopsis thaliana |
| saturation of components of the silencing machinery, such as (AGO1, AtAGO1, ICU9, AT1G48410) |
might cause |
interference with developmentally important regulation |
|
| microRNAs |
appear to be |
cell autonomous |
Arabidopsis thaliana |
| DCL1-dependent 21-nucleotide nat-siRNA |
is generated from |
same site in overlapping region of NAT pair |
Arabidopsis thaliana |
| double-stranded RNAs |
can potentially be processed by |
DICER-LIKE 1 (ASU1, ATDCL1, CAF, DCL1, EMB60, EMB76, SIN1, SUS1, AT1G01040) and/or DICER-LIKE 3 (ATDCL3, DCL3, AT3G43920) |
Arabidopsis thaliana; Oryza sativa |
| mRNA stability and/or translatability |
are affected by |
action of micro RNAs (miRNAs) |
|
| 22-nt amiRNA that triggers phasiRNA production |
overcomes |
limited distribution of (AtSSU, GGPPS12, GGR, SSU, AT4G38460) promoter-driven amiRNA and hpRNA-mediated (ATCHS, CHS, TT4, AT5G13930) silencing |
|
| 21- and 22-nucleotide siRNAs |
are generated by |
DICER-LIKE 2 (ATDCL2, DCL2, AT3G03300) |
|
| relatively weak (AtSSU, GGPPS12, GGR, SSU, AT4G38460) promoter-driven hpCHS |
facilitates detection of |
transitive siRNAs |
|
| Arabidopsis thaliana THO/TREX complex |
contains |
(AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
Arabidopsis thaliana |
| inactivity of RNA silencing pathway |
allows |
expression of the negative regulator of scopolin synthesis |
Arabidopsis thaliana |
| siRNAs |
are incorporated into |
silencing complexes |
|
| legumes |
can synthesize |
siRNAs triggered in a phased register by 22-nt miRNAs on specific mRNAs (phasiRNAs) |
|
| compartmentalization of siRNA pools |
is important for |
individual functions of siRNA pools |
|
| virus vectors |
are used in knock-down of |
invading viruses |
|
| limited transitive amplification of silencing signal from over-expressed endogenous (ATCHS, CHS, TT4, AT5G13930) transcript |
may account for |
detectable quantity of both 'H' and 'S' region-specific siRNAs |
Arabidopsis thaliana |
| (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) mutants |
display similar silencing distribution to |
21-nt amiRNA lines |
|
| enhanced silencing in SSU_amiR22-CHS lines |
may be attributed to |
greater mobility of phasiRNAs |
|
| production of phasiRNAs |
is in proportion to |
target transcript abundance |
|
| asymmetric 22-nt amiRNA-directed RNA silencing |
is expected to be effective in suppressing |
other genes and/or members of gene families |
Arabidopsis thaliana |
| artificial TAS (aTAS) transcripts |
mediate |
effective RNA silencing of complementary targets |
|
| SDE3-FHA |
is detected in |
(AGO2, AtAGO2, AT1G31280) immunoprecipitates from (AGO1, AtAGO1, ICU9, AT1G48410) mutants |
Arabidopsis thaliana |
| GFP-AGO1 |
binds |
miRNA |
Arabidopsis thaliana |
| host Dicer-Like (DCL) enzymes |
generate |
virus-derived small interference RNAs (vsiRNAs) |
|
| RNA silencing pathways that involve miRNAs as triggers and tasiRNAs as secondary signals |
have targets including |
Squamosa-promoter Binding Protein |
|
| mostly 21 nucleotide smRNAs |
emanate from |
entire length of endogenous functionally annotated transcripts |
Arabidopsis thaliana |
| hpRNA expression |
does not trigger |
CHALCONE SYNTHASE (ATCHS, CHS, TT4, AT5G13930) silencing in seed coats |
Arabidopsis thaliana |
| phasiRNA dependent nature of widespread silencing phenotype |
validated by |
lack of detectable phasiRNA production in all plants harbouring (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) mutation |
Arabidopsis thaliana |
| secondary siRNAs produced from (CAT2, AT4G35090) non-target sequences |
lack of |
secondary siRNA production |
Arabidopsis thaliana |
| 22-nt amiRNA-directed silencing technology |
should facilitate application in |
diverse species |
|
| artificial miRNA (amiRNA) |
directs RNA silencing of |
selected targets |
|
| (POL, AT2G46920) II transcripts |
serve as templates for |
RNA-dependent RNA polymerase |
Schizosaccharomyces pombe |
| different miRNA-like RNAs from same miRNA precursor |
may have targets in |
same gene family |
Arabidopsis thaliana |
| SSU_hpCHS vector expressing lines |
do not show silencing of CHS in |
petioles and young leaves |
|
| limited or absent (AtSSU, GGPPS12, GGR, SSU, AT4G38460) promoter expression |
explains |
persistent anthocyanin accumulation in roots and seed coats |
|
| (ATUPF1, LBA1, UPF1, AT5G47010) |
is also present in |
silencing bodies |
|
| lack of transitive amplification of the silencing signal |
causes instability of |
hpRNA-mediated RNA silencing |
|
| amiRNA-directed silencing |
is more efficient than |
hpRNA-derived siRNA silencing |
|
| limited distribution of (AtSSU, GGPPS12, GGR, SSU, AT4G38460) promoter-driven 21-nt amiRNA- and hpRNA-mediated RNA silencing of an endogenous target gene, (ATCHS, CHS, TT4, AT5G13930) |
was overcome by |
use of a 22-nt amiRNA vector |
|
| SKP1–P0–AGO1 interaction complex |
disrupt |
host RNA silencing |
|
| (ATDCL4, DCL4, AT5G20320) mutant |
shows |
sRNAs associated with the 'S' and 'H' regions of (ATCHS, CHS, TT4, AT5G13930) and the GFP gene being generated as 22-nucleotide long molecules |
|
| VmR2 -siR1 |
cleaves |
MdLRP14 transcripts |
Malus domestica |
| (AtTEX1, RAE2, TEX1, THO3, AT5G56130) |
loss of has the strongest effect on |
tasiRNA accumulation |
Arabidopsis thaliana |
| trans-acting siRNAs (tasiRNAs) |
differ from |
classical siRNAs |
|
| double-stranded RNAs |
trigger |
silencing mechanisms |
|
| 21-nt artificial microRNA (amiRNA) |
is compared with |
22-nt artificial microRNA (amiRNA)-mediated RNA silencing |
Arabidopsis thaliana |
| asymmetric 22-nt amiRNA-directed RNA silencing |
is associated with |
phasiRNA production and activity |
Arabidopsis thaliana |
| hpRNA-derived (ATCHS, CHS, TT4, AT5G13930) 'H' region-specific siRNAs |
thought to remain below detection sensitivities in |
Col-0 transformants |
Arabidopsis thaliana |
| (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) activity |
required for |
phasiRNA accumulation |
Arabidopsis thaliana |
| 22-nt amiRNA |
functions effectively in |
local silencing |
|
| 22-nt amiRNA-directed phasiRNA production |
offers advantages of |
heterogeneous sRNA population allowing multiple target complementarity |
|
| transgenic sweet potato over-expressing pre-sRNA8105 gene |
shows induction of |
IbMYB1-siRNA |
Ipomoea batatas |
| investigation of RNA silencing |
resulted in explanation of |
pathogen-derived resistance |
|
| single-stranded siRNAs |
bind mRNAs for |
targeted degradation |
|
| siRNAs that accumulate in sperm cells (SCs) |
are likely generated from |
reactivated Athila TE transcripts from the vegetative nucleus (VN) |
|
| AGO10-interacting partners |
may inhibit |
slicing function of (AGO10, PNH, ZLL, AT5G43810) |
Arabidopsis thaliana |
| TuMV |
triggers |
vasiRNA accumulation |
|
| RNA silencing mechanism |
is suggested to mediate |
scopolin accumulation in response to stress |
Arabidopsis thaliana |
| tasiRNA silencing pathway |
is initiated by |
ARGONAUTE (AGO)-mediated cleavage of single-stranded transcripts from TAS loci under guidance of an miRNA |
Arabidopsis thaliana |
| (AGO4, OCP11, AT2G27040) |
selectively binds to |
remaining 22-24 nt siRNAs |
|
| control conditions |
result in absence of |
initiating primary small-RNA signal |
Arabidopsis thaliana |
| mRNA stability and/or translatability |
are affected by |
action of short interfering RNAs (siRNAs) |
|
| Dicer-like (DCL) protein family |
produce |
small RNAs (sRNAs) |
|
| (ATMYB75, AtPAP1, MYB75, PAP1, PAP1-D, SIAA1, AT1G56650) background |
shows detection of |
transitively produced siRNAs |
|
| (AGO2, AtAGO2, AT1G31280) |
was immunopurified |
(AGO2, AtAGO2, AT1G31280) complex |
Arabidopsis thaliana |
| functional DExD/H-box helicase domain |
is required for |
efficient production of all DCL4-dependent sRNAs |
Arabidopsis thaliana |
| PSR2 |
impairs |
secondary small interfering RNA production |
|
| heterochromatic siRNAs |
are associated with |
DNA methylation |
|
| plant viruses |
reprogram |
host gene expression |
|
| (AtTHO6, DWA1, THO6, AT2G19430) |
loss of has effect on |
tasiRNA accumulation |
Arabidopsis thaliana |
| transposable elements (TEs) |
show |
selective loss and gain of siRNAs |
|
| putative SDE3-AGO2 interactions |
may be normally masked by |
dominance of AGO1-SDE3 interactions |
Arabidopsis thaliana |
| RNA silencing suppression screen |
led to identification of |
PSR1 |
|
| antiviral RNA silencing mechanism |
regulates |
Nib gene expression |
|
| pathogen-derived RNA silencing suppressors (RSSs) |
relieve |
microRNA miR482-mediated suppression of resistance genes |
Solanum lycopersicum |
| study by Liu et al. (2021) |
explored |
RNA silencing–based WYMV pathosystem |
Triticum aestivum |
| Arabidopsis |
encodes |
Dicer-like (DCL) proteins |
Arabidopsis thaliana |
| S locus-specific sRNAs |
are specific to |
region of the inverted repeat in the S transgene |
|
| (ATDCL4, DCL4, AT5G20320) |
physically and functionally interacts in vivo with |
dsRNA-binding protein 4 (ATTIF3K1, DRB4, AT3G62800) |
Arabidopsis thaliana |
| small RNAs |
were extracted from |
purified AGO complexes |
Arabidopsis thaliana |
| (AtHPR1, AtTHO1, HPR1, RAE3, THO1, AT5G09860) (Ws) mutant |
showed |
increased (TAS1C, AT2G39675) precursor |
Arabidopsis thaliana |
| involvement of an RNA silencing mechanism |
might target |
negative regulator of scopolin synthesis |
Arabidopsis thaliana |
| RNA silencing being defective in tho and (AGO1, AtAGO1, ICU9, AT1G48410) (ATSGS3, SGS3, AT5G23570) and (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) mutants |
results in |
repressor of scopolin synthesis being expressed at higher levels |
Arabidopsis thaliana |
| small interfering RNAs (siRNAs) |
regulate |
centromere function |
|
| dcl2-1 mutant |
affects |
distinct siRNA-dependent silencing pathway |
Arabidopsis thaliana |
| siRNA accumulation upon retrotransposition caused by stress |
has been described previously |
|
|
| Arabidopsis thaliana THO/TREX complex |
contains |
(AGO1, AtAGO1, ICU9, AT1G48410) |
Arabidopsis thaliana |
| (AGO4, OCP11, AT2G27040) RNA-IP (RIP) |
showed |
(AGO4, OCP11, AT2G27040) selectively binds to remaining 22-24 nt siRNAs but not longer P4RNAs |
|
| small RNA Northern blotting |
examined |
abundance of siRNAs corresponding to 180-bp centromere repeats |
Arabidopsis thaliana |
| (ATCHS, CHS, TT4, AT5G13930) over-expression in (ATMYB75, AtPAP1, MYB75, PAP1, PAP1-D, SIAA1, AT1G56650) background |
facilitates visual detection of |
local and systemic RNA silencing |
Arabidopsis thaliana |
| Dicer-like (DCL) protein family |
process from |
double-stranded RNA (dsRNA) precursor transcripts |
|
| SSU_amiR22-CHS vector |
triggered production of |
abundant phasiRNAs 3′ from miRNA target site |
Arabidopsis thaliana |
| anthocyanin accumulation in roots and seed coats |
persisted in |
(AtRDR6, RDR6, SDE1, SGS2, AT3G49500) background despite localised miRNA-directed RNA silencing |
Arabidopsis thaliana |
| (AtHPR1, AtTHO1, HPR1, RAE3, THO1, AT5G09860) (Ws) mutant |
showed precursor of miR164 present at |
increased levels |
Arabidopsis thaliana |
| (AtHPR1, AtTHO1, HPR1, RAE3, THO1, AT5G09860) |
loss of has effect on |
tasiRNA accumulation |
Arabidopsis thaliana |
| RNA-dependent RNA polymerase (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
is responsible for |
conversion of TAS transcript cleavage products into a double-stranded form |
Arabidopsis thaliana |
| (AGO10, PNH, ZLL, AT5G43810) DDH mutants |
form |
unproductive RISC |
|
| ARGONAUTE 4 (AGO4, OCP11, AT2G27040) |
may function as |
catalytic engine of RNA cleavage |
Arabidopsis thaliana |
| stress |
results in presence of |
initiating primary small RNA |
Arabidopsis thaliana |
| (ATSGS3, SGS3, AT5G23570) protein |
is thought to stabilize |
resulting cleavage fragments |
Arabidopsis thaliana |
| siRNA biogenesis |
has implications for |
recognition and silencing of aberrant RNA |
Arabidopsis; moss |
| amiRNA guide strand |
directs |
highly efficient RNA silencing of exogenous or endogenous target transcripts |
|
| anti-164bsl amiRNA |
did not induce silencing against |
pri-miR164a |
Arabidopsis thaliana |
| transcription termination |
has a pivotal role with respect to protecting genes against |
silencing |
Arabidopsis thaliana |
| siRNAs matching promoters |
in most but not all cases, were detected in samples showing high levels of sRNAs against |
GFP |
Nicotiana benthamiana |
| intron retention in tNOS-containing constructs |
is supported by the fact that |
reporters using the tRBCS, the other terminator alongside the tNOS leading to high levels of siRNA accumulation, also displayed splicing defects |
Nicotiana benthamiana |
| miR164-targeting amiRNAs |
directed efficient cleavage of |
pri-miR164b |
Arabidopsis thaliana |
| increase in transcripts that could become template for (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
positively affects |
production of secondary siRNAs |
Arabidopsis thaliana |
| (UBP1B, AT1G17370) |
is targeted by |
siRNA854 |
|
| RNA cleavage and RNA silencing directed by miRNAs |
occurs in |
nucleus |
Arabidopsis thaliana |
| ktf1-1 mutant |
is proficient in |
siRNA accumulation |
Arabidopsis thaliana |
| (NERD, AT2G16485) |
is possibly implicated in |
RNA silencing |
Arabidopsis thaliana |
| plant miRNAs |
are taken up in |
RISC complex |
|
| 24-nt siRNAs |
associate with |
(AGO4, OCP11, AT2G27040) and other proteins |
|
| amiRNAs designed to silence the (EEP1, MIR164, MIR164C, AT5G27807) family |
designed to target |
downstream region of PRI-MIR164B |
Arabidopsis thaliana |
| anti-164abc amiRNA |
mediated silencing of |
(EEP1, MIR164, MIR164C, AT5G27807) |
Arabidopsis thaliana |
| few GFP-derived siRNAs |
were detected in leaves inoculated with constructs containing the |
tHSP |
Nicotiana benthamiana |
| anti-159b amiRNA |
directed effective RNA silencing against |
all three (MIR159, MIR159A, AT1G73687) family members |
Arabidopsis thaliana |
| viruses |
express |
RNA-silencing suppressor proteins |
|
| ta-siRNAs |
are loaded into |
(AGO1, AtAGO1, ICU9, AT1G48410) |
|
| amiRNA-directed cleavage of a pri-miRNA transcript upstream of the pre-miRNA stem-loop region |
has no effect on |
pre-miRNA stem-loop formation |
Arabidopsis thaliana |
| endogenous miRNAs |
can be efficiently silenced using |
amiRNA technology |
Arabidopsis thaliana |
| (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) recruitment by improperly terminated transcripts |
induces |
PTGS |
|
| blocking of (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) activity by poly(A) tail |
prevents |
production of siRNAs from mRNAs |
|
| four members of the DICER family and 10 ARGONAUTE (AGO) members |
preclude |
enormous complexity of the different pathways in which si/miRNAs can act |
Arabidopsis thaliana |
| small RNA (sRNA)-guided RNA cleavage |
occurs in |
cytoplasm |
Arabidopsis thaliana |
| amiRNAs designed against the mature miRNA sequence |
should allow for silencing of |
all miRNA family members |
Arabidopsis thaliana |
| anti-164bus amiRNA |
was designed to target |
5' upstream sequences of PRI-MIR164B |
Arabidopsis thaliana |
| anti-164bds amiRNA |
was designed to target |
3' downstream sequences of PRI-MIR164B |
Arabidopsis thaliana |
| anti-164bsl amiRNA |
directed RNA silencing specifically against |
(MIR164, MIR164B, AT5G01747) |
Arabidopsis thaliana |
| RNA silencing |
plays a major role in |
virus resistance in plants |
|
| increased availability of intronless transcripts to (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
increases |
amount of siRNA being produced |
|
| improperly terminated transcripts with multiple cleavage sites including unpolyadenylated ones |
leads to |
(AtRDR6, RDR6, SDE1, SGS2, AT3G49500) recruitment |
|
| viruses |
overcome |
resistance based on RNA silencing |
|
| S-adenosyl methionine synthetase |
virus-induced activity changes debilitate |
post-transcriptional RNA silencing |
|
| RNAi pathways |
have been largely diversified and amplified |
plants |
|
| siRNAs specific to the 'C' region of (ATCHS, CHS, TT4, AT5G13930) |
were |
not observed |
Arabidopsis thaliana |
| amiRNAs designed against the stem-loop region of a pre-miRNA transcript |
should allow for silencing of |
a specific family member |
Arabidopsis thaliana |
| long non-protein-coding transcripts |
can be targeted by |
miRNA-directed silencing |
Arabidopsis thaliana |
| (ATDCL4, DCL4, AT5G20320) |
has described role in |
RNA silencing pathway |
Arabidopsis thaliana |
| miRNAs that are 22 nt long |
are known to trigger |
transitivity from their targets |
|
| vsiRNAs in RISC complex |
act as guide molecules to target |
homologous viral RNA for degradation or translational repression |
|
| green fluorescent protein (GFP)-based sRNA sensor |
detects |
silencing of GFP by sRNA |
|
| siRNAs matching promoters detected with high GFP-targeting sRNAs |
are most likely the result of |
(AtRDR6, RDR6, SDE1, SGS2, AT3G49500) activity spreading siRNA production into the promoter region |
Nicotiana benthamiana |
| (ERI-1, AT3G15140) |
is suggested to be |
negative regulator of RNA silencing |
Caenorhabditis elegans; Schizosaccharomyces pombe; Mus musculus |
| DCLs |
mediate |
silencing mechanisms |
|
| amiRNAs targeting the stem-loop region (anti-164bsl) |
effectively reduced |
accumulation of (EEP1, MIR164, MIR164C, AT5G27807) |
Arabidopsis thaliana |
| artificial miRNAs |
introduce |
modified 21-nt amiRNA and amiRNA* sequences |
|
| second series of amiRNAs |
was designed to target |
three mature sister sequences of the Arabidopsis (EEP1, MIR164, MIR164C, AT5G27807) family |
Arabidopsis thaliana |
| anti-164abc amiRNA |
efficiently targeted |
primary miRNA transcript of all three (EEP1, MIR164, MIR164C, AT5G27807) family members |
Arabidopsis thaliana |
| genes participating in RNA silencing |
includes |
(AGO2, AtAGO2, AT1G31280) and SAHH |
Solanum tuberosum |
| putative loss of function of (ATDCL4, DCL4, AT5G20320) |
in agreement with |
siRNAs detected in line S39 were produced as 22 nt long molecules |
Arabidopsis thaliana |
| different terminators |
affect |
amount of siRNAs originating from the transgene |
|
| construct carrying the second intron (pRBCS::GFiP::tNOS) |
showed |
higher levels of siRNAs |
Nicotiana benthamiana |
| 22 nt miRNAs |
trigger |
secondary siRNA biogenesis |
Glycine max |
| Arabidopsis (ATMYB84, MYB84, RAX3, SKI2, AT3G49690) homologue |
prevents formation of |
secondary siRNAs |
Arabidopsis thaliana |
| positive correlation between production of 22-nt (SMXL5, AT5G57130) small RNAs and (ATDCL4, DCL4, AT5G20320) leaf phenotype among individual plants |
supports |
hypothesis that silencing of (AtHSPR, SMXL4, AT4G29920) and (SMXL5, AT5G57130) may lead to anthocyanin accumulation in (ATDCL4, DCL4, AT5G20320) plants |
Arabidopsis thaliana |
| DCL2-dependent 22nt siRNAs |
trigger transitivity from |
endogenous (ATCHS, CHS, TT4, AT5G13930) locus |
|
| long npcRNAs |
can generate |
double-stranded RNAs |
|
| silencing mechanisms |
lead to generation of |
nat-siRNAs |
|
| minimal miRNA-loaded RISC in Arabidopsis |
may only contain |
(AGO1, AtAGO1, ICU9, AT1G48410) and its associated sRNA |
Arabidopsis thaliana |
| sRNA-loaded AGO complex imported back into the nucleus |
is |
smaller sRNA-loaded AGO complex |
Mammalia |
| anti-164abc-mediated silencing of (EEP1, MIR164, MIR164C, AT5G27807) |
is a result of |
cleavage of (EEP1, MIR164, MIR164C, AT5G27807) precursor transcripts |
Arabidopsis thaliana |
| miR393b* |
targets |
(ATMEMB12, MEMB12, AT5G50440) |
Arabidopsis thaliana |
| viral-associated small interfering RNAs (va-siRNAs) |
participate in |
host gene expression reprogramming |
|
| small RNAs (smRNAs) |
is composed of |
endogenous small interfering RNAs (siRNAs) |
|
| nuclear hc-siRNAs |
cofractionated with |
(AGO4, OCP11, AT2G27040) |
|
| small (s)RNAs |
guide |
RNA induced silencing complexes (RISCs) |
|
| RISCs |
regulate |
Nib gene expression |
Triticum aestivum |
| co-expressed amiRNA |
abolishes GFP expression by cleaving |
TaAAED1-GFP sensor transcript |
Nicotiana benthamiana |
| P14 silencing suppressor |
suppresses |
agroinfiltration-induced silencing response |
Nicotiana benthamiana |
| 22-nt artificial microRNA (amiRNA) |
mediates |
RNA silencing |
Arabidopsis thaliana |
| (ATCHS, CHS, TT4, AT5G13930) silencing in young leaves and petioles |
evident in tissues in which |
SSU_hpCHS transgene had caused no observable effect |
Arabidopsis thaliana |
| restricted (AtSSU, GGPPS12, GGR, SSU, AT4G38460) promoter expression |
may explain |
lack of (ATCHS, CHS, TT4, AT5G13930) silencing in petioles and young leaves |
|
| vsiRNAs |
are subsequently incorporated into |
ARGONAUTE (AGO) protein |
|
| reduction of siRNAs in (ATDCL2, DCL2, AT3G03300) /3/4 mutants |
is inconsistent with |
interpretation that P4RNAs are merely longer, misprocessed siRNAs |
|
| Dicer-like (DCL) |
processes |
small RNAs (smRNAs) |
|
| (AGO7, ZIP, AT1G69440) |
is required for |
accumulation of AtlsiRNA-1 |
Arabidopsis thaliana |
| computational screen |
identified |
SPT5like |
Arabidopsis thaliana |
| RNA-induced silencing complexes (RISCs) |
degrade |
viral genomes |
|
| 1758 amino acid protein with five putative domains |
contains |
WG/GW-rich region |
Arabidopsis thaliana |
| GFP-AGO1 mNES cargo |
approximately 95% are |
21-nt-long miRNA |
Arabidopsis thaliana |
| WYMV-encoded suppressors |
may significantly induce and then inhibit |
biosynthesis of vsiRNA1 |
|
| single-stranded siRNAs |
serve as reverse complementary guides in |
RNAi-induced silencing complexes |
|
| (ATDCL3, DCL3, AT3G43920) mutants |
contain |
smear of differently sized siRNAs |
Arabidopsis thaliana |
| chloroplast |
is devoid of |
RNA silencing machinery components |
Arabidopsis thaliana; Nicotiana benthamiana |
| sRNAs |
silence |
targets with complementary sequences |
|
| (AGO1, AtAGO1, ICU9, AT1G48410) |
cofractionated with |
miRNAs |
|
| computational screen |
identified |
(ATNRPD1B, DMS5, DRD3, NRPD1B, NRPE1, AT2G40030) |
Arabidopsis thaliana |
| small RNAs |
are typically housed and protected in |
RNA-inducing silencing complex (RISC) |
|
| small RNAs (smRNAs) |
direct |
control of viruses |
|
| PSR1 and PSR2 |
inhibit |
biogenesis of small RNAs |
|
| vsiRNA1 |
mediates cleavage of |
Nib mRNA |
Nicotiana benthamiana |
| vsiRNA1 |
is generated from |
WYMV NIb gene |
|
| siRNA-directed DNA methylation |
can result in |
maintained transcriptional gene silencing |
|
| knockdown approaches |
have limitation of |
possible off-target effects |
Chlamydomonas reinhardtii |
| RNA silencing |
is initiated in |
leaf tissues |
Arabidopsis thaliana |
| requirement for strong local silencing signal |
to mediate |
widespread silencing response |
Arabidopsis thaliana |
| vsiRNA biogenesis |
requires |
AGOs |
|
| Argonaute (AGO) proteins |
bind |
small RNAs |
|
| small RNA (sRNA)-guided RNA cleavage |
occurs in |
nucleus |
Arabidopsis thaliana |
| artificial miRNAs |
maintain |
structural features of endogenous precursor transcript |
|
| amiRNA technology |
effectively reduced |
(MIR159, MIR159A, AT1G73687) accumulation |
Arabidopsis thaliana |
| miR164ab levels |
were reduced approximately 23-fold in |
anti-164abc plants |
Arabidopsis thaliana |
| GFP levels |
are inversely correlated with |
siRNA abundance |
|
| RNA silencing pathways that involve miRNAs as triggers and tasiRNAs as secondary signals |
have targets including |
pentatricopeptide repeat proteins |
|
| (ATDCL3, DCL3, AT3G43920) (AtRDR2, RDR2, SMD1, AT4G11130) mutants |
eliminates |
siRNAs |
|
| endogenous small interfering RNAs (siRNAs) |
typically perform autosilencing |
DNA or transcripts corresponding to loci from which they are processed |
|
| miR393* |
targets different regulators through |
(AGO2, AtAGO2, AT1G31280) |
Arabidopsis thaliana |
| gene (AT2G16470) |
encodes |
GYF and zinc finger (CCCH-type) domain-containing protein with 11 contiguous WG/GW motifs |
Arabidopsis thaliana |
| specific RNA-binding proteins |
have different functions to ensure |
functionality of the small RNAs in gene silencing, heterochromatin formation, or mRNA post-transcriptional regulation |
|
| constructs containing an intron in the position closer to the terminator |
exhibited |
increased accumulation of siRNA |
Nicotiana benthamiana |
| RNA silencing |
participates in |
RNA-mediated antiviral defense |
|
| silencing |
appears to spread through |
transgenes |
|
| RNA silencing |
regulates |
abundance and composition of NLR transcripts |
|
| TuMV HC-Pro |
does not suppress |
vasiRNA biogenesis |
|
| 2′-O-methylation of 3′ ribose of siRNAs |
stabilizes |
siRNAs |
|
| RNA polymerase V |
functions independently of |
siRNA-directed DNA methylation pathway |
|
| R-vsiR45349 transfection |
reduces |
endogenous OsFD1 transcript levels |
Oryza sativa |
| AGOs |
regulate |
host gene expression |
|
| ARGONAUTE 9 (AGO9, AT5G21150) |
is |
versatile component of RNA silencing |
|
| Argonautes (AGOs) |
function in |
eukaryotic RNA silencing pathways |
|
| construct specificity |
was due to |
target-specific silencing |
Hordeum vulgare |
| rRNA-derived vasiRNAs |
do not seem to direct |
RNA silencing in infected plants |
Arabidopsis thaliana |
| Ago-hook |
is found in |
factors implicated in AGO action |
|
| (AGO1, AtAGO1, ICU9, AT1G48410) /CMV-vasiRNA complexes |
do not direct silencing of |
host genes |
Arabidopsis thaliana |
| S-adenosyl homocysteine hydrolase |
virus-induced activity changes debilitate |
post-transcriptional RNA silencing |
|
| sRNA posttranscriptional modifications |
is |
underexplored aspect of RNA silencing |
|
| viruses |
suppress |
endogenous RNA silencing pathways |
|
| amiRNA-directed silencing of (MIR159, MIR159A, AT1G73687) and (MIR319, MIR319B, AT5G41663) |
confirmed by |
significant expression deregulation of target genes |
Arabidopsis thaliana |
| various reporter constructs |
were agroinfiltrated with and without the presence of |
viral suppressor of RNA silencing (VSR) P19 |
Nicotiana benthamiana |
| terminator usage |
plays a central role with respect to protecting transgenes from |
siRNA-directed RNA silencing |
|
| (AtRDR6, RDR6, SDE1, SGS2, AT3G49500) recruitment |
leads to |
siRNA generation |
|
| presence of introns |
in most cases would protect transgenes from |
(AtRDR6, RDR6, SDE1, SGS2, AT3G49500) |
|
| silencing |
can be efficiently induced by |
constructs lacking transcriptional termination signals |
|
| CMV 2b |
suppresses |
vasiRNA biogenesis |
Arabidopsis thaliana |
| tissue-specific expression of RNA silencing factors |
determines |
RNA silencing mechanisms |
|
| (PEG2, AT1G49290) PM cleavage |
was confirmed by |
artificially overexpressed version of siRNA854 (amiR854) |
|
| plant RISC |
can remain bound on |
target mRNAs |
Arabidopsis thaliana |
| parallel RNA analysis of transcripts (degradome analysis) |
identified |
wheat transcript cleaved and downregulated by amiRNA |
Triticum aestivum |
| Argonaute (AGO) |
targets |
host transcripts |
|
| accumulation of aberrant transcripts |
evokes activation of |
RNA silencing |
|
| dsRNA-specific RNAses, called Dicer-like (DCL) proteins |
process dsRNAs into |
viral small interfering RNA (vsiRNA) |
|
| vsiR45349 expression via (MIR319, MIR319B, AT5G41663) backbone |
decreases |
endogenous NbFD1 transcripts |
Nicotiana benthamiana |