genetic genealogy news 23andMe .goog-tooltip, At this stage we don't know whether you simply have a surname with a rare DNA signature or whether there has been some switch along the way (adoption, etc). But Id suggest that you opt for a mid-range test of 23 to 25 markers. But it will unlikely help you find out who your 3X great grandfather is. Down Syndrome doesnt affect the Y Chromosome, so that family member would be a great candidate for the YDNA test . I know it is all still very new and people are still trying to figure out how to use it for genealogy (and not just research purposes) but FamilyTreeDNA recently in the last few months added "matching".. the strongest match so far is 26,768 matching SNPs with 2 known non-matching SNP markers and 26,516 with 1 known non-matching SNP marker. On average, the Big Y test will find about 70,000 SNPs on your Y chromosome that make up your Y-DNA signature. Within these recommended genetic distances, you can usually assume that you and a match have a common ancestor at or before eight generations into the past. But I am not privy to any details about further BigY updates at FTDNA. Diahan, Ive met with professional genetic genealogists and the FtDNA reps at conferences. Testing that person can help verify your connection back to your earliest known ancestor. Stack Exchange network consists of 180 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. } .goog-te-banner-frame { Thanks for sharing your experience, Scott. As the name suggests, this is a Y-chromosome DNA test that genetic males can take, useful for sorting out genealogical relationships on your paternal side (fathers fathers fathers father, etc.). These projects gather individuals with the same or similar surnames to collaborate on paternal line research. Given the personal importance of this test, Id take the extra precaution. You do have autosomal DNA from your eighth-great-grandfather, but its in tiny pieces. Ask them to consider the possibilities of having their genetic genealogy results revealed. Learn more about Y DNA in our free Why the YDNA Mini-Course. The best thing to do next with your results is to join a surname project. The Y37 is really just for family matching. But that far back, they may not look like a close match at the 111 marker level, but the BigY SNP test will show your connection. You are looking for a pattern of mutations. I do have a quick sheet on YDNA that goes over the test in detail, if you are interested. However, given your extensive paper trail, it is very likely that you could be a kind of standard for others who have not yet pushed their paper trail back this far. DNA testing for relatives A version of this article appeared in the January/February 2018 issue of Family Tree Magazine. And so it is anticipated that the new test will discover additional SNP markers that the old technology did not detect. The line has been traced back to Nova Scotia for a number of generations, and Im trying to go further back to find the original immigrant. FamilyTree DNA will not display the individual as a match at all if the Known SNP Difference is greater than 10. genetic genealogy tools Family Tree DNA Heres my question. I believe that Ive found a male third cousin. But there may be things you can learn about your relationships at the current level of testing. display: none !important; Q: Im trying to decide between autosomal DNA and Y-DNA for my paternal uncle. Why did the gate before Minas Tirith break so very easily? We have anUnusual last name in ireland, found in specific areasLyle Acton. Nobody is interested in taking Y-DNA testing at these prices. It turning up some real odd connections about a few times a year. .prisna-gwt-align-left { Well, that depends. in this case R-M269 or to the VERY broad and incorrect 'F' Haplogroup group). How do map designers subconsciously lead players? Get 140 SNPs related to E-M35 for only $119. However, I can upgrade to the Y-700 for $229. Youll see a list of some suggested projects (sometimes it seems these are blindly chosen without rhyme or reason) but if you dont see your surname on the list, scroll down and type it in the search box. mtDNA The best answers are voted up and rise to the top, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company. Note 2: The ftDNA BigY test will also error out and default back to the Y111 test Haplogroup if there are is not a matching SNP group under it in their version of the tree (i.e. When you dont have matches and you want more, you have two choices: target test or be patient.

Exercise 13, Section 2.C - Linear Algebra Done Right. Target testing can be valuable if you go back to your earliest known ancestor (lets say your 3X great grandfather) and come back down to another one of his descendants through a different son. Copyright Maurice Gleeson 2012-2020. Would the Y700 be good for that even though I only know up to my great-great grandfather? Ytree Drill Down for individual which was Subclad Y19116, and his matches are in the MRCA branch/tier immediately above; which there is 4 additional SNP in Y19116 not in R-FGC23826. autosomal test Hello, Im wondering if Ill glean anything worthwhile by doing the Big Y test. Nope! Your choice of the 111-marker test was ambitious, as you couldve selected the lower 67- or even 37-marker testing option, and probably still found out what you wanted to know. I like to start checking the matches trees for the common ancestor at the generation that boasts a likelihood of at least 75 percent. At $119 it is not too far from your $100 mark, and often you can find it on sale.But I agree, we need a bigger database!If your brick wall in 1865 is closer than a 3X great grandparent, you could try to solve it using autosomal DNA. family trees Furthermore, when you find a match in a Y-DNA database, theres no doubt that you share a direct paternal line with that match. DNA Skills Workshop genetic genealogy strategies Do you have any recommendations on SNPs or Y-700 purchases? Without a doubt I was able to determine I wasnt an Ellis, but a Ryan through Big Y 700. You might not know in which generation you connect, but youll have a range of a few generations to start your search. } I have done Big-Y on FamilyTreeDNA for a single individual and considering others as well as using the YFull interpretation service without fully understanding how to use it because I wanted to capture the data. The Mini-Course is an excerpt from our YDNA for Genealogy Course, which takes you deeper into understanding Y-haplogroups and using them in genealogy research (as well as other topics such as Y DNA matching, surname project participation, and when to use Big Y). box-shadow: none !important; It may reveal a few Gould's though.3) Join all the relevant Haplogroup or Geographic projects (for free), see in which group you are placed (this may offer clues), and if no clear way forward is obvious, email the Admins and ask them for advice. So I was wondering if anyone has found any good guidance on using the test for "matching" yet and what exactly is a strong match? Testing second cousins or closer will usually not be as helpful as testing a third or fourth cousin. Your email address will not be published. Thanks for contributing an answer to Genealogy & Family History Stack Exchange! How distant should cousins be before a Big-Y test is helpful? This newly tested Y-DNA can help you verify your connection to this ancestor, reveal more matches, and give you a good Y-DNA baseline to move forward with. It will help them find connections with men who may connect to them around that 12-to-15-generation mark before surnames existed to guide us. The same is not true for YDNA.And is HAS gotten cheaper over time. In the uploading of multiple BigY results I have seen that YFull matches are 'practically' defined as members of the same same Sub-Clad assignment, or immediately adjacent granular sub-clad. This will show you a statistical calculation with the likelihood that you and your match share a common ancestor within a given number of generations. My understanding is as a general rule of thumb 'to start with' used by some of the more advanced Big-Y/Y-Full groups in terms of known SNP differences as FamilyTreeDNA displays the information is that if one can reach a point of 5 "Known SNP Difference" up to about 10 SNPs that there is likely a connection in likely the last 500 'or so' years which is similar to STR matches but not as definitive as at least partially it does not take into consideration shared novel variants.

I think that would be a great next step for you to learn how to put your current data to the best use, as well as learn more about the BigY. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. For more information, see my disclosures here. Ill usually offer to pay but under a $100 people seem to be OK to find out something about themselves and help. It is unlikely to identify any neighbours with whom you share a common ancestor within the last 500 years or so - they would have already turned up in your STR matches if they were there. Other SNP tests, like the ones used to test our autosomal DNA, are like planned tours of your chromosomes. My brother took the Y test 12 years ago. One reason autosomal DNA testing is so inexpensive is because there are LOTS of other industries using this same chemistry to investigate a variety of things. Hi, my ancestry beyond from my 2x great grandfather back (paper trail to 6x great grandfather) is 100% French. Genealogy & Family History Stack Exchange is a question and answer site for expert genealogists and people interested in genealogy or family history. , which takes you deeper into understanding Y-haplogroups and using them in genealogy research (as well as other topics such as Y DNA matching, surname project participation, and when to use Big Y). Theres an Irish Ancestors project you can join which may help you quickly get to your answers. The family pretty much died out in France in the 1800s apart from my line so maybe Y DNA would not be much help. genetic cousins How to interpret a reasonable X DNA Match, but no shared cM Autosomal result on GEDMatch? MyHeritage Really want a relative to take a DNA test? DNA testing These tests correspond to two different kinds of DNA markers, called STRs and SNPs: The Big Y really shines because of its SNP analysis and exploratory nature. Learn the many ways YDNA might help you answer your questions about your family history. One of the biggest benefits of joining a surname project is the assistance of an administrator. For example, youll see that its 70.93 percent likely that you and your match on 65 out of 67 markers share an ancestor at or before six generations. If you plan on getting a Big Y test, is there any value in going beyond yDNA-37?

So while the 67 marker Y-DNA test looks at 67 STRs, the Big Y-700 test looks at 700 STRs (hence the name of the test!). In your situation, a basic 10- to 15-marker test would probably be sufficient to determine whether youre related to your suspected cousin. Y-DNA, on the other hand, has both vision and relative clarity. free ethnicity guide Family Tree DNA has the worlds largest Y DNA database. A: Your situation is an ideal application of Y-DNA testing, especially since youve already developed a theory to test. More on that later. You will not get a completely different haplogroup with BigY. Yet, in all that time, not only do we have very few matches, but NONE have our surname and none are close enough in time to figure out. Like say a 37 or 67 marker test. Don, yes, interpretation is tricky. It does that by finding unique Y DNA SNPs specific to your paternal line for the time frame of about 10 20 generations backeffectively filling part of the genetic gap between what STRs can reach, and the more commonly reported deep ancestral SNP markers that tell you about ancient migrations. What is Y DNA and when to take a Y DNA test. We are actually enrolling in our YDNA Course that starts on February 21. Diahan, my recorded line goes to c1000, France/Normandy. Family Tree DNAs Big Y DNA test can help you distinguish fine shades of relationship on the paternal side of your family tree using YDNA. This ebook will not only assist you in choosing a test, but also help you analyze your DNA data accurately and solve your toughest DNA challenges. Having just your own Big Y results wont be very insightful.

This test can help you make genetic connections in the shadowy, pre-genealogical timeframe most people encounter at 10-20 generations, where records often dont survive, surnames didnt exist, and autosomal testing isnt helpful. A version of this article appeared in the December 2018 issue of Family Tree Magazine. Great news! advanced DNA strategies Free contacting DNA matches guide *This website contains affiliate links. In the table above, where were viewing matches at the 67-marker level, youd pay attention only to Bartholomew and Samuel, and not Inglebert and Roger. This is something that we could help with.Now, this doesnt always work as the YDNA doesnt always cooperate. So the test is of limited value in helping to find close matches but it can still give you some clues to your origins some 1000-2000 years ago. Resolution is measured in markers, or locations on the Y-chromosome. Thanks. We had BigY500, now 700, so is there something even more refined in development, and what sort of timeframe?Regards. If it were cheaper more people would bundle it in at purchase, the database would be bigger and it would be more useful so more people would buy it.

https://www.yourdnaguide.com/ydna-course. The one male family member I have for Big Y-700 testing has Down Syndrome. FamilyTree DNA implies their are currently 36,288 known SNPs (for the tested individuals) in their catalog, where as a sample YFull report shows 63,329. https://www.yourdnaguide.com/ydna. MyHeritage DNA Ive recently doubled down on Big Y because my father is dying and if possible id like to solve the mystery for him but im not hopeful because nobody is Y testing. BUY NOW. How would the Big Y test benefit us?Thanks. endogamy I intend to share it with members of my project in hopes that they understand why I want them to do Big Y testing.

I think you should start with just a regular YDNA test from Family Tree DNA. A regular 37- or 111-marker DNA test can help you determine whether two men with the same or similar surname are related, or help you find a surname for an unknown male line. Announcing the Stacks Editor Beta release! I can see at Family Tree DNA there is a French Heritage YDNA project https://www.familytreedna.com/groups/frenchheritage/about/background and a French surname YDNA project https://www.familytreedna.com/public/french/default.aspx?section=yresults to name two. DNA matches If I can get men recruited from each of the lines to take the Big 700 YDNA test, would the results tell us the nature of their relationship?