GENEALOGY-DNA-L ArchivesArchiver > GENEALOGY-DNA > 2009-10 > 1256263374
From: Paul Roche <>
Subject: Re: [DNA] ytree.ftdna.com
Date: Thu, 22 Oct 2009 22:02:54 -0400
> Date: Thu, 22 Oct 2009 19:16:29 -0500
> Subject: [DNA] ytree.ftdna.com
> After some time I got tired drawing Y chromosome SNP trees with graphics
> programs and I also wanted to get something where I can search for
> haplogroup names and SNP names in a plain HTML document with the search
> function in my browser.
> That's why two weeks ago I started to code a database driven tree
> software that can display and edit the Y chromosome tree and that logs
> all the changes to the phylogeny in a database. To be honest I found
> already a basic backbone structure software at http://treeeditor.com .
> However there where many parts missing so I modified the code to our needs.
> You can have a look at http://ytree.ftdna.com to see it working in the
> "alpha version". I don't give any warranty that all data are correct
> yet. However you are welcome to check it out and get the picture about
> the philosophy behind this project.
> When you first come to the web page it will display the full YCC tree as
> it is printed on the posters that we distributed at the last FTDNA
> conference at the beginning of this year. The nodes of the tree are
> entirely based on the marker names and the haplogroup names are only
> pulled out from a database table since they are expected to change over
> time. Wherever there is a difference between the YCC and ISOGG
> nomenclature the ISOGG haplogroup name is displayed next to it. You'll
> still see a few quirks with this but I'm working to get them cleared out.
> Whenever you click on a node with the "root" symbol, this will open a
> new sub-tree which focuses on the branches below this new root. The URL
> for this sub-tree can be bookmarked so that you can quickly focus on the
> part of the tree that you are interested in. The marker names are linked
> to the ymap Y chromosome map. I'm thinking about a way to get a link
> back from ymap to ytree as well but I can't imagine how it should work
> in detail right now. I'm open for suggestions.
> On the top of the page you can always switch back and forth between the
> YCC tree and my most current Draft tree which includes the most recent
> SNPs discovered from the WTY project or from elsewhere. The nodes that
> have changed are marked with a little yellow star which will gray out
> the older the last change gets. So the newest changes will always appear
> in bright yellow. If you hover your mouse above a star you can see the
> days that have passed since the last change was done. Clicking on the
> star will brig you to a table that lists all the changes that have been
> recorded for this node.
> I'd be happy to hear your comments and suggestions. Of course if you see
> an error please report it to me so that I can fix it. Hopefully this
> Ytree will be a helpful tool and not make more confusion about
> nomenclature and unresolved branches. In any case I felt that I need
> this tool by myself to keep track of the rapidly changing phylogenies
> with the new markers that are discovered recently.
> I hope this helps,
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|Re: [DNA] ytree.ftdna.com by Paul Roche <>|