Observe the data shown below. What is being shown?

Question

BlackTom AI · Accepted Answer

The question asks what is being shown in the data figure.
Option a: ATAC-seq. The image displays a track with sparse, broad regions of signal interspersed with sharp peaks, which is characteristic of chromatin accessibility data where open chromatin regions produce peaks representing Tn5 transposase integration sites.
In ATAC-seq plots, you often see a signal track showing accessibility around gene features such as UCSC genes, with peaks indicating regions like promoters, enhancers, or other regulatory elements. Here, there are prominent peaks labeled with gene context (e.g., PDX1 region) which supports interpretation as accessible chromatin.
Other potential data types (e.g., ChIP-seq for specific transcription factors or histone marks) typically show more localized enrichment at known binding sites or marks, and may have different shapes or labels. Since the figure emphasizes peaks of accessibility near a gene region and lacks a different chromatin feature label, ATAC-seq is a plausible and common explanation for this visualization.
Thus, the presented data most closely align with ATAC-seq signals indicating chromatin accessibility in the region around the UCSC Genes annotation.

Observe the data shown below. What is being shown?

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