Mechanisms of OCT4-SOX2 motif readout on nucleosomes

AK Michael, RS Grand, L Isbel, S Cavadini, Z Kozicka… - Science, 2020 - science.org
Transcription factors (TFs) regulate gene expression through chromatin where nucleosomes
restrict DNA access. To study how TFs bind nucleosome-occupied motifs, we focused on the …

Dissecting OCT4 defines the role of nucleosome binding in pluripotency

GA Roberts, B Ozkan, I Gachulincová, MR O'Dwyer… - Nature cell …, 2021 - nature.com
Pioneer transcription factors such as OCT4 can target silent genes embedded in
nucleosome-dense regions. How nucleosome interaction enables transcription factors to …

Nucleosome binding by the pioneer transcription factor OCT4

K Echigoya, M Koyama, L Negishi, Y Takizawa… - Scientific reports, 2020 - nature.com
Transcription factor binding to genomic DNA is generally prevented by nucleosome
formation, in which the DNA is tightly wrapped around the histone octamer. In contrast …

Structural mechanism of LIN28B nucleosome targeting by OCT4

R Guan, T Lian, BR Zhou, D Wheeler, Y Bai - Molecular cell, 2023 - cell.com
Pioneer transcription factors are essential for cell fate changes by targeting closed
chromatin. OCT4 is a crucial pioneer factor that can induce cell reprogramming. However …

[HTML][HTML] Nonreciprocal and conditional cooperativity directs the pioneer activity of pluripotency transcription factors

S Li, EB Zheng, L Zhao, S Liu - Cell Reports, 2019 - cell.com
Cooperative binding of transcription factors (TFs) to chromatin orchestrates gene expression
programming and cell fate specification. However, the biophysical principles of TF …

[HTML][HTML] Histone modifications regulate pioneer transcription factor cooperativity

KK Sinha, S Bilokapic, Y Du, D Malik, M Halic - Nature, 2023 - nature.com
Pioneer transcription factors have the ability to access DNA in compacted chromatin.
Multiple transcription factors can bind together to a regulatory element in a cooperative way …

Pioneer transcription factors target partial DNA motifs on nucleosomes to initiate reprogramming

A Soufi, MF Garcia, A Jaroszewicz, N Osman… - Cell, 2015 - cell.com
Pioneer transcription factors (TFs) access silent chromatin and initiate cell-fate changes,
using diverse types of DNA binding domains (DBDs). FoxA, the paradigm pioneer TF, has a …

Post-translational regulation of Oct4 transcriptional activity

JP Saxe, A Tomilin, HR Schöler, K Plath, J Huang - PloS one, 2009 - journals.plos.org
Oct4 is a key component of the molecular circuitry which regulates embryonic stem cell
proliferation and differentiation. It is essential for maintenance of undifferentiated, pluripotent …

Transcription factor activity and nucleosome organization in mitosis

N Festuccia, N Owens, T Papadopoulou… - Genome …, 2019 - genome.cshlp.org
Mitotic bookmarking transcription factors (BFs) maintain the capacity to bind to their targets
during mitosis, despite major rearrangements of the chromatin. While they were thought to …

[HTML][HTML] Long-lived binding of Sox2 to DNA predicts cell fate in the four-cell mouse embryo

MD White, JF Angiolini, YD Alvarez, G Kaur, ZW Zhao… - Cell, 2016 - cell.com
Transcription factor (TF) binding to DNA is fundamental for gene regulation. However, it
remains unknown how the dynamics of TF-DNA interactions change during cell-fate …