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Tips Tools

Estimating cMs for a segment of DNA

This article introduces a simple new tool for calculating the number of cMs in a segment of DNA

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Chromosome Mapping Tips

Why map your chromosomes?

Chromosome mapping has a dedicated following, but it might not be for everyone. So why map your chromosomes? In this article I’ll attempt to explain it concisely so you can figure out if it’s worth your time.

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Chromosome Mapping Tips

Chromosome mapping features you might have missed

Since DNA Painter first launched in 2017, lots of new features have been added. Some longstanding features are also quite well hidden! My thanks go out to everyone who has made recommendations. Here is quick run-through of some features you might have missed within chromosome maps.

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New Features Tips

Introducing the updated shared cM tool

The day has arrived! Version 4 of the Shared cM project is now out, and there’s an updated shared cM tool as well. Since 2015, Blaine Bettinger has been crowd-sourcing data on the number of centimorgans (cMs) of DNA shared for known relationships. The result is an incredibly useful dataset that helps genealogists start to

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New Features Tips Trees

Bringing Y, mt and mitoYDNA into DNA Painter trees

A quick post to announce two updates to DNA Painter trees. These include mitoYDNA.org integration and the ability to view your tree with additional display options. Display options Under the settings cog/gear on the right there are now a number of display options. These give you the ability to view additional information within the tree

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Tips Trees

Eight ways you can use ancestral trees at DNA Painter

DNA Painter is known for chromosome mapping, but also includes ancestral trees, a useful interface for visualizing your family line (aka pedigree). To create your ancestral tree, you can select your GEDCOM file and have DNA Painter extract your direct line. Or if you prefer, you can enter it manually. Trees are private by default

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Tips

Annotating a Cluster Auto Painter chromosome map

I realize lots of people have now tried Cluster Auto Painter (CAP), and not all of them will have experience of chromosome mapping or DNA Painter. Here I show the mechanics of how to use DNA Painter to annotate and investigate your clusters, including assigning them to your maternal or paternal side.

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New Features Tips

Cluster Auto Painter: unravel your DNA test results

I’m pleased to introduce Cluster Auto Painter (CAP), an early step towards automated chromosome mapping. CAP aims to help you dig deeper into your DNA test results by letting you annotate and examine your clusters in a chromosome map.

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Chromosome Mapping Concepts Inferred Chromosome Mapping Tips

Painting your DNA with inferred matches

This article first appeared on the Medium website but has been moved to this blog… There’s also now an Inferred Segments Generator tool Chromosome mapping is the process of using the data from matches to assign segments of your chromosomes to specific ancestors — from grandparents to more distant forebears. DNA Painter is a simple

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