Impaired synaptic signalling involved in fragile X syndrome

K Kloosterhuis - 2023 - studenttheses.uu.nl
… results in more repression of mRNA translation, thereby … As part of activity-dependent
translation, mGluR activity can … these proteins is cytoplasmic Fmr1interacting protein 1 (CYFIP1)…

FMRP and CYFIP1 at the synapse and their role in psychiatric vulnerability

NE Clifton, KL Thomas, LS Wilkinson, J Hall… - Complex …, 2020 - karger.com
… The knockdown of Cyfip1 in cortical neurons in vitro increases the translation of FMRP …
fragile X syndrome protein represses activity-dependent translation through CYFIP1, a new 4E-BP

Cytoplasmic FMR1 interacting protein (CYFIP) family members and their function in neural development and disorders

ÍV Biembengut, ILZ Silva, TACB Souza… - Molecular Biology …, 2021 - Springer
CYFIP1 also interacts with fragile X mental retardation protein (FMRP) [21], a protein related
to fragile X syndrome (… (4E-BP), forming a posttranscriptional regulatory complex with FMRP …

[HTML][HTML] The use of peptides in the treatment of fragile X syndrome: Challenges and opportunities

A Romagnoli, D Di Marino - Frontiers in Psychiatry, 2021 - frontiersin.org
… S6K or 4E-BP proteins (Figure 1) (134). … CYFIP1-FMRP-eIF4E complex, that represses the
translation initiation. Consequently, a bigger amount of eIF4E is bound to eIF4G, while CYFIP1

FMRP modulates activity-dependent spine plasticity by binding cofilin1 mRNA and regulating localization and local translation

J Feuge, F Scharkowski, K Michaelsen-Preusse… - Cerebral …, 2019 - academic.oup.com
… , the Fragile X Syndrome are associated with alterations in dendritic spine morphology,
thereby pointing to dysregulated actin dynamics duringCYFIP1 acts as a eukaryotic translation

[HTML][HTML] Non-coding RNA in fragile X syndrome and converging mechanisms shared by related disorders

Y Zhou, Y Hu, Q Sun, N Xie - Frontiers in genetics, 2019 - frontiersin.org
… provided further insight into how FMRP represses target mRNA translation via RNAi. A …
Synaptic plasticity refers to the adaptability of synaptic transmission in an activity-dependent

Gain-of-Function Mutations in Slack Potassium Channels Alter Structure, Cooperativity, and Activity-Dependent Translation

TJ Malone - 2020 - search.proquest.com
… from relatively common diseases like Fragile X Syndrome (FXS), to … CYFIP1 acts as a
non-canonical 4E-BP in this complex by … causes CYFIP1 to move from the translation repression

CYFIP1 dosages exhibit divergent behavioral impact via diametric regulation of NMDA receptor complex translation in mouse models of psychiatric disorders

NS Kim, FR Ringeling, Y Zhou, HN Nguyen… - Biological …, 2022 - Elsevier
protein that interacts with FMRP (fragile X mental retardation … ) translation at synapses in
an activity-dependent manner (21,… CYFIP1 represses the translation of its target mRNAs by …

Understanding the translation regulation of Fragile X Mental Retardation Protein (FMRP) through its interaction with the ribosome

MN D'souza - 2023 - tdudspace.texicon.in
… to the synapses in an activity dependent manner through the association with microtubules
represses translation of these mRNAs. However, the CYFIP1- mediated block in translation

Intellectual Disability and Behavioral Deficits Linked to CYFIP1 Missense Variants Disrupting Actin Polymerization

V Mariano, AK Kanellopoulos, C Ricci, D Di Marino… - Biological …, 2024 - Elsevier
… We performed surface sensing of translation assay (76) to measure relative protein synthesis
rates in human fibroblasts (58). No differences in puromycin incorporation were observed …