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collection of transcription factor binding sites models inferred by binding domains. database: website [5] CistromeMap a knowledgebase and web server for ChIP-Seq and DNase-Seq studies in mouse and human. database: website [6] CTCFBSDB a database for CTCF binding sites and genome organization: database: website [7] Factorbook
The degree to which the ETS1 transcription factor can bind to its binding sites on the PARP1 promoter depends on the methylation status of the CpG islands in the ETS1 binding sites in the PARP1 promoter. [13] If these CpG islands in ETS1 binding sites of the PARP1 promoter are epigenetically hypomethylated, PARP1 is expressed at an elevated ...
It is thought that interactions with other proteins (eg: Modulator of the activity of Ets called Mae) is one way in which specific binding to DNA is achieved. Transcription factor Ets are a site of signalling convergence. [10] ETS factors act as transcriptional repressors, transcriptional activators, or both. [11]
The DNA sequence that a transcription factor binds to is called a transcription factor-binding site or response element. [62] Transcription factors interact with their binding sites using a combination of electrostatic (of which hydrogen bonds are a special case) and Van der Waals forces. Due to the nature of these chemical interactions, most ...
DNA binding sites can be categorized according to their biological function. Thus, we can distinguish between transcription factor-binding sites, restriction sites and recombination sites. Some authors have proposed that binding sites could also be classified according to their most convenient mode of representation. [3]
Compared to ChIP-chip, ChIP-seq data can be used to locate the binding site within few tens of base pairs of the actual protein binding site. Tag densities at the binding sites are a good indicator of protein–DNA binding affinity, [14] which makes it easier to quantify and compare binding affinities of a protein to different DNA sites. [15]
CollecTF is a database of transcription factor binding sites in the Bacteria domain. [1]CollecTF compiles only experimentally validated TF-binding sites. This is accomplished through the manual curation of peer-reviewed literature with a special focus on the experimental process used to identify TF-binding sites.
The DNA template labeled at the 3' or 5' end, depending on the location of the binding site(s). Labels that can be used are: radioactivity and fluorescence.Radioactivity has been traditionally used to label DNA fragments for footprinting analysis, as the method was originally developed from the Maxam-Gilbert chemical sequencing technique.