page_title: Dot plot (bioinformatics)
hierarchical_section_title: Dot plot (bioinformatics)
caption_attribution_description: English: Dot plot of a human zinc-finger transcription factor (GenBank NM_002383) against itself to show self-similarity.
context_page_description: In bioinformatics a dot plot is a graphical method for comparing two biological sequences and identifying regions of close similarity after sequence alignment. It is a type of recurrence plot.
context_section_description: In bioinformatics a dot plot is a graphical method for comparing two biological sequences and identifying regions of close similarity after sequence alignment. It is a type of recurrence plot.
caption: A DNA dot plot of a human zinc finger transcription factor (GenBank ID NM_002383), showing regional self-similarity. The main diagonal represents the sequence's alignment with itself; lines off the main diagonal represent similar or repetitive patterns within the sequence.
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