Results 51 to 60 of about 153,188 (279)

Models incorporating chromatin modification data identify functionally important p53 binding sites

open access: yes, 2013
Genome-wide prediction of transcription factor binding sites is notoriously difficult. We have developed and applied a logistic regression approach for prediction of binding sites for the p53 transcription factor that incorporates sequence information ...
Barker, Daniel   +2 more
core   +1 more source

Sequential chromatin immunoprecipitation to detect SUMOylated MeCP2 in neurons

open access: yesBiochemistry and Biophysics Reports, 2016
The small ubiquitin-like modifier (SUMO) is a short peptide that can be covalently linked to proteins altering their function. SUMOylation is an essential post-translational modification (PTM).
Tao Wu, Mary E. Donohoe
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Inherent signals in sequencing-based Chromatin-ImmunoPrecipitation control libraries.

open access: yesPLoS ONE, 2009
BackgroundThe growth of sequencing-based Chromatin Immuno-Precipitation studies call for a more in-depth understanding of the nature of the technology and of the resultant data to reduce false positives and false negatives.
Vinsensius B Vega   +3 more
doaj   +1 more source

Protocol to capture transcription factor-mediated 3D chromatin interactions using affinity tag-based BL-HiChIP

open access: yesSTAR Protocols, 2023
Summary: Pioneer transcription factors (TFs) can directly establish higher-order chromatin interactions to instruct gene transcription. Here, we present a protocol for capturing TF-mediated 3D chromatin interactions using affinity tag-based bridge linker
Ruimin Ren, Yao Hua, Heng Wang
doaj   +1 more source

Rab14 regulates the transport of human papillomavirus to the trans‐Golgi network for infectious cell entry

open access: yesFEBS Letters, EarlyView.
This study reveals that the small GTPase Rab14 is necessary for human papillomavirus (HPV) infection and plays an essential role in the transport of virions to the trans‐Golgi network (TGN). HPV in the early endosome (EE), which harbors GTP‐bound Rab14, is transported to the TGN through the switch of Rab14 from its GTP‐bound to GDP‐bound form.
Yoshiyuki Ishii, Iwao Kukimoto
wiley   +1 more source

Chromatin immunoprecipitation v2

open access: yes, 2017
This protocol can be ued for chromatin immunoprecipitation of RNAPII and associated factors, as well as histones. The settings are given for HeLa cells and should be adapted for other cell types.
Gabriel Sanchez, Rosemary Kiernan
core   +1 more source

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

Subtype‐specific enhancer RNAs define transcriptional regulators and prognosis in breast cancers

open access: yesMolecular Oncology, EarlyView.
This study employed machine learning methodologies to perform the subtype‐specific classification of RNA‐seq data sets, which are mapped on enhancers from TCGA‐derived breast cancer patients. Their integration with gene expression (referred to as ProxCReAM eRNAs) and chromatin accessibility profiles has the potential to identify lineage‐specific and ...
Aamena Y. Patel   +6 more
wiley   +1 more source

Chromatin Immunoprecipitation (ChIP), Streptavidin and ATP-agarose Mediated Pull-down Analyses

open access: yesBio-Protocol, 2013
Epstein-Barr virus (EBV) nuclear antigen 2 (EBNA2) induces expression of both viral and cellular genes in virus infected B cells by mimicking activated Notch receptors (Notch-IC) that mediate transcription activation through binding to the repressing ...
Cheng-Der Liu   +8 more
doaj   +1 more source

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