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1 of these cycles would remove proteins from a mRNP, one at a time, akin to a ratchet mechanism for mRN
4 y that the targeting of Rho-induced aberrant mRNPs is mediated by Rrp6p, which is recruited cotranscr
6 yadenylated mRNAs can enter P-bodies, and an mRNP complex including poly(A)(+) mRNA, Pab1p, eIF4E, an
7 yotic mRNAs exit translation and assemble an mRNP state that accumulates into processing bodies (P bo
8 a repressor of translation, by assembling an mRNP stalled in translation initiation, and as an ATP-de
10 C, binds the Cp 3'-untranslated region in an mRNP containing three additional proteins, and silences
15 ar export, myosin-bound She3p joins the ASH1 mRNP to form a highly specific cocomplex with She2p and
20 DBIRD complex acts at the interface between mRNP particles and RNAPII, integrating transcript elonga
22 e of interactions of germ granule and P body mRNP components on AIN-1/GW182 and NTL-1/CNOT1 in Caenor
24 b2 functions in this process to control both mRNP compaction that facilitates movement through nuclea
26 for the export factor NXF1 become part of BR mRNPs already at the gene, NXF1 binds to BR mRNPs only i
31 the three-dimensional (3D) pathway taken by mRNPs as they transit through the NPC, and the kinetics
33 f distinct biochemical and compartmentalized mRNPs in the cytosol, with implications for the control
34 scriptional assembly of the export competent mRNP and for coordinating export with 3' end processing.
38 ibutes to the generation of export-competent mRNPs and influences gene expression through interaction
39 quired for the formation of export-competent mRNPs have been described, an integrative view of the sp
40 es cerevisiae generation of export-competent mRNPs terminates the nuclear phase of the gene expressio
42 re ubiquitous messenger-RNA-protein complex (mRNP) remodelling enzymes that have critical roles in al
43 to Rae1p for targeting mRNA-protein complex (mRNP) to the proteins of the nuclear pore complex (NPC).
47 ransport of messenger RNA:protein complexes (mRNPs) through the nuclear pore complexes (NPCs) of euka
49 exes (pre-mRNPs) and mRNA-protein complexes (mRNPs), allow the visualization of intact cell nuclei an
50 by proteins to form mRNA-protein complexes (mRNPs), but changes in the composition of mRNPs during p
51 ating messenger ribonucleoprotein complexes (mRNPs) implicated in the regulation of mRNA translation
52 alled messenger ribonucleoprotein complexes (mRNPs) that form when eukaryotic cells encounter environ
56 , although accumulation of Mex67p-containing mRNPs is also observed when a nuclear basket component i
57 o mTORC1 signaling through Nanos2-containing mRNPs and establishes a post-transcriptional buffering s
59 ciates with both PTC-free and PTC-containing mRNPs, but it strongly and preferentially associates wit
60 ive association of SMG-2 with PTC-containing mRNPs, indicating that SMG-2 is phosphorylated only afte
61 ssion modulates the associations of the core mRNP components eIF4E, eIF4G, and PABP and of the decay
63 acterized eIF4E1b as a component of the CPEB mRNP translation repressor complex along with the eIF4E-
64 ms) and that upon arrival in the cytoplasm, mRNPs are frequently confined near the nuclear envelope.
65 Moving from the nucleus to the cytoplasm, mRNPs undergo extensive remodeling as they are first act
66 Here we show that TDP-43 forms cytoplasmic mRNP granules that undergo bidirectional, microtubule-de
68 stration of the TORC1 complex in cytoplasmic mRNP stress granules provides a negative regulatory mech
71 mponent of dynamically assembled cytoplasmic mRNPs that sequester mRNAs that are poorly translated du
72 n not being actively translated, cytoplasmic mRNPs can assemble into large multi-mRNP assemblies or b
73 ort a dynamic interplay among deadenylation, mRNP remodeling, and P-body formation in selective decay
74 and the coordinated assembly of a decapping mRNP, but the mechanism of substrate recognition and reg
76 uggest that these granules reflect defective mRNP remodeling during mRNA export and during cytoplasmi
77 the surveillance system recognizes defective mRNPs and stimulates their destruction by the RNA degrad
79 protein component of the splicing-dependent mRNP complex, or exon-exon junction complex (EJC), and a
80 machine, the p97-UBXD8 complex, disassembles mRNPs containing the AU-rich elements (AREs) bound by Hu
81 are segregated in an orderly fashion during mRNP maturation, indicating distinct recycling pathways
83 t mRNA from a scanning form into an effector mRNP particle by sequentially recruiting the CCR4-NOT co
84 ur findings define dynamic steps of effector mRNP assembly in miRNA-mediated silencing, and identify
85 er-associated nuclear protein) for efficient mRNP nuclear export and for efficient recruitment of NXF
90 efficiently captures and remodels exporting mRNP particles immediately upon reaching the cytoplasmic
94 is an octa-zinc finger protein required for mRNP-gRNP docking, pre-mRNA and RECC loading, and RNP fo
96 s the first endosomal component specific for mRNP trafficking uncovering a new mechanism to couple mR
98 certed mechanisms that allow PV mRNA to form mRNP complexes that evade cellular mRNA degradation mach
101 ' UTR exhibit a bimodal distribution in free-mRNPs and polysomes, indicating that the 3' UTR blocks t
102 ction at multiple steps of mRNA export, from mRNP biogenesis to their targeting and translocation thr
103 mRNA and is thought to dissociate Mex67 from mRNP upon translocation, thereby generating directional
104 sts that stress granules primarily form from mRNPs in preexisting P bodies, which is also supported b
106 Ps, how they assemble and rearrange, and how mRNP composition differentially affects mRNA biogenesis,
107 ermediates, we detect significant changes in mRNP composition, marked by dissociation of eIF4G and PA
108 cally disordered proteins, key components in mRNP architectures, in the embryonic function of lsy-6 m
109 vo; however, the mechanistic role of Dbp5 in mRNP export is poorly understood and it is not known how
110 y positions, consistent with its function in mRNP organization and compaction as well as poly(A) tail
111 presence of polyadenylated uncapped mRNA in mRNPs was confirmed by separation into capped and uncapp
113 on with the functional approximately 680-kDa mRNP complex in which it normally resides on polysomes.
114 e spatiotemporal coordinated cascade leading mRNPs from their site of transcription to their site of
115 and their regulators localize to P body-like mRNP granules in the Caenorhabditis elegans germ line.
116 itively to a segment of mRNA of a linearized mRNP, passing through the NPC on its way to the cytoplas
118 NA complexes, and emphasize that closed-loop mRNP formation via PABP-eIF4G interaction is non-essenti
119 raction supports the notion of a closed-loop mRNP, but the mechanistic events that lead to its format
124 oplasmic mRNPs can assemble into large multi-mRNP assemblies or be permanently disassembled and degra
127 stead form by condensation of nontranslating mRNPs in proportion to their length and lack of associat
129 latory REH2 and (H2)F1 subunits of the novel mRNP that may control specificity checkpoints in the edi
131 THO surveys common landmarks in each nuclear mRNP to localize Sub2 for targeted loading of Yra1.
133 we call ZNF-protein interacting with nuclear mRNPs and DBC1 (ZIRD)) as subunits of a novel protein co
134 lex, by facilitating the recognition of NXF1-mRNP complexes by DBP5 during translocation, thereby con
136 ve demonstrated that GRTH, as a component of mRNP particles, acts as a negative regulator of the tumo
137 d spermatids and functions as a component of mRNP particles, implicating its post-transcriptional reg
138 Xp54 functions to change the conformation of mRNP complexes, displacing one subset of proteins to acc
143 ubiquitin signaling-dependent disassembly of mRNP promoted by the p97-UBXD8 complex to control mRNA s
144 assembly that entails controlled docking of mRNP and gRNP modules via specific base pairing between
148 NA degradation and in earlier remodelling of mRNP for entry into translation, storage or decay pathwa
149 litate spatial control of the remodelling of mRNP protein composition during directional transport an
151 rhaps by aiding in the assembly of a type of mRNP within P-bodies that is poised to reenter translati
152 rotein Nab2 changes the scanning behavior of mRNPs at the nuclear periphery, shortens residency time
154 s (mRNPs), but changes in the composition of mRNPs during posttranscriptional regulation remain large
155 changes in the intracellular composition of mRNPs in response to physical, chemical or developmental
156 the RNA helicase Upf1 allows disassembly of mRNPs undergoing nonsense-mediated mRNA decay (NMD).
158 tion inhibits mRNA export, with retention of mRNPs and NXF1 in punctate foci within the nucleus.
159 tein particles (mRNPs), the translocation of mRNPs through the nuclear pore complex (NPC), and the mR
161 s, disassembly and completion of turnover of mRNPs undergoing NMD requires ATP hydrolysis by Upf1.
164 ling target within stress granules and other mRNPs that accumulate during flooding stress responses.
165 4 activity, possibly through effects on PAB1-mRNP structure, and to be capable of retaining the CCR4-
167 romyces cerevisiae to follow single-particle mRNP export events with high spatial precision and tempo
168 t is sorted as a ribonucleoprotein particle (mRNP or locasome) to the distal tip of the bud where tra
170 cytoplasm as complex mRNA-protein particles (mRNPs), and translocation through the nuclear pore compl
173 etent messenger ribonucleoprotein particles (mRNPs) are under the surveillance of quality control ste
175 ocation of mRNA-ribonucleoprotein particles (mRNPs) through nuclear pore complexes (NPCs) that are em
176 -loop messenger ribonucleoprotein particles (mRNPs) via eIF4F-poly(A)-binding protein 1 (Pab1) associ
177 ly of messenger ribonucleoprotein particles (mRNPs), the translocation of mRNPs through the nuclear p
178 into messenger ribonucleoprotein particles (mRNPs), their transport through nuclear pore complexes,
179 form messenger ribonucleoprotein particles (mRNPs), which are then actively remodeled during various
182 urthermore, we show that Matr3 is part of PB mRNP complexes, is a regulator of miRNA-mediated gene si
184 hat the motility and targeting of peripherin mRNPs, their translational control, and the assembly of
185 Prior to export through the nuclear pore, mRNPs undergo several obligatory remodeling reactions.
186 the asymmetric synthesis of HO 1 (ASH1) pre-mRNP originates already cotranscriptionally and passes t
188 g with their pre-mRNA-protein complexes (pre-mRNPs) and mRNA-protein complexes (mRNPs), allow the vis
191 uitment of activated S6K1 to newly processed mRNPs serves as a conduit between mTOR checkpoint signal
194 The mechanism of transport of mRNA-protein (mRNP) complexes from transcription sites to nuclear pore
197 odies (P bodies) are conserved mRNA-protein (mRNP) granules that are thought to be cytoplasmic center
198 ssion occurs through a complex mRNA-protein (mRNP) system that stretches from transcription to transl
199 sequent remodeling of messenger RNA-protein (mRNP) complexes that occurs at the cytoplasmic side of t
201 ned and involve the formation of a quiescent mRNP, which can accumulate in cytoplasmic foci referred
202 matic eukaryotic cells assemble into related mRNPs that accumulate in specific cytoplasmic foci refer
204 sts that the DEAD-box helicase Dbp5 remodels mRNPs at the NPC cytoplasmic face by removing Mex67 and
207 H2C is an mRNA-associated ribonucleoprotein (mRNP) subcomplex with editing substrates, intermediates,
208 nules are large messenger ribonucleoprotein (mRNP) aggregates composed of translation initiation fact
209 a model whereby messenger ribonucleoprotein (mRNP) assembly requires Dbp2 unwinding activity and once
210 ical program of messenger ribonucleoprotein (mRNP) assembly, but instead form by condensation of nont
211 rectionality of messenger ribonucleoprotein (mRNP) complex export from the nucleus remain largely und
212 ted beta-globin messenger ribonucleoprotein (mRNP) complex in both cultured K562 cells and erythroid-
213 of cytoplasmic messenger ribonucleoprotein (mRNP) complexes called stress granules (SGs) and process
214 n vivo targets, messenger ribonucleoprotein (mRNP) complexes containing HuD were first immunoprecipit
215 associated with messenger ribonucleoprotein (mRNP) complexes during export and are released during tr
216 mRNAs exist in messenger ribonucleoprotein (mRNP) complexes, which undergo transitions during the li
218 other cellular messenger ribonucleoprotein (mRNP) components to ensure the primitive status of SSCs
221 ssembled into a messenger ribonucleoprotein (mRNP) particle; this is the functional form of the nasce
223 cking sites and messenger ribonucleoprotein (mRNP) remodeling machinery right over the NPC's central
224 ts of the oskar messenger ribonucleoprotein (mRNP), proper localization of which is required for esta
226 ciated with messenger RNA ribonucleoprotein (mRNP) complexes including stress granules, which are kno
227 assembles with messenger ribonucleoproteins (mRNP) in the nucleus and guides them through the nuclear
229 nally silenced messenger ribonucleoproteins (mRNPs) and serve as extensions of translation regulation
232 At the NPC, messenger ribonucleoproteins (mRNPs) first encounter the nuclear basket where mRNP rea
234 to specialized messenger ribonucleoproteins (mRNPs) localized in the germ (pole) plasm at the posteri
235 lear export of messenger ribonucleoproteins (mRNPs) through nuclear pore complexes (NPCs) is mediated
240 DFMR1 and ppk1 mRNA are present in the same mRNP complex in vivo and can directly bind to each other
243 ge sites containing translationally silenced mRNPs that can be released to resume translation after s
244 storage depots for translationally silenced mRNPs until the cell signals for renewed translation and
245 r RNA, we observe that translation of single mRNPs stochastically turns on and off while they diffuse
246 decapping machinery recruitment to specific mRNPs and how their assembly into PBs is governed by the
250 ating the translational activation of stored mRNPs and also for sorting certain mRNPs into germplasm-
251 ity in targeting to polysome-bound substrate mRNP was determined by testing the ability of full-lengt
257 struction of the export route indicates that mRNPs primarily interact with the periphery on the nucle
258 iptome-wide studies leads us to propose that mRNPs are organized into three major domains loosely cor
260 ough the nuclear pore complex (NPC), and the mRNP remodeling events at the cytoplasmic side of the NP
266 d in vivo demonstrated the importance of the mRNP to normal steady-state levels of beta-globin mRNA i
267 ep in gene expression is the turnover of the mRNP, which involves degradation of the mRNA and recycli
270 equires Dbp2 unwinding activity and once the mRNP is properly assembled, inhibition by Yra1 prevents
274 connect the transcribing polymerase with the mRNP particle and help to integrate transcript elongatio
275 rted by the colocalization of CML38 with the mRNP stress granule marker RNA Binding Protein 47 (RBP47
278 e ongoing transcription and suggest that the mRNPs within dots may make a major contribution to the g
281 a nuclear basket component is mutated, these mRNPs still contain the nuclear export factor Yra1p.
282 ins unclear how Loc1p is recruited into this mRNP and why Loc1p is important for ASH1 mRNA localizati
284 ese data suggest that the NTD contributes to mRNP remodeling events at the cytoplasmic face of the NP
287 distribute from polysomes to non-translating mRNPs, and recapping is all that is needed for their ret
288 get mRNAs on polysomes or in non-translating mRNPs, and the presence of polyadenylated uncapped mRNA
289 ranscripts from polysomes to non-translating mRNPs, where they accumulate in an uncapped but nonethel
291 matin remodeling complex as an unanticipated mRNP nuclear export surveillance factor that retains exp
292 initiated by stable assembly of untranslated mRNPs into core structures, which could provide sufficie
293 ete cytoplasmic foci into which untranslated mRNPs are assembled during stress, in this process.
296 Ps) first encounter the nuclear basket where mRNP rearrangements are thought to allow access to the t
298 Using an experimental approach in which mRNP formation in yeast is disturbed by the action of th
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