Questions tagged [familytreedna.com]

Questions related to the Genealogy DNA testing service FamilyTreeDNA (a.k.a. ftDNA); which offer FamilyFinder (Autosomal DNA), mtDNA (at various levels), and Y-STR/SNP DNA (at various levels) tests.

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Determining common ancestor by where descendants match on particular chromosome

Can I tell which ancestor, like a 4th great grandparent by where we match on a particular chromosome? I am trying to find 4th great grandmothers maiden name. I have distant matches with same names ...
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1 vote
2 answers
127 views

Autosomal DNA match anomaly or false positive?

I've done autosomal DNA tests on ftdna for myself, my mother and paternal grandmother. I've transferred the results to MyHeritage, where I have a match with a person X with the largest segment of 27cM....
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How is it possible to have an X-DNA/X-Match match on my father's side as a male myself?

On FamilyTree DNA, I have a match who is very clearly from my paternal grandfather's side. I am a male myself and thought it was only possible to have X-DNA matches on my mother's side. I thought my ...
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R1a backbone SNP pack worth it?

I upgraded to Y-67 and my haplogroup stayed the same (R-M198). Would it be worth it to purchase the R1a backbone SNP Pack to get a more specific haplogroup? I currently can't afford Big-Y. I ...
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2 votes
1 answer
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Would it be a good idea to update to Y-67?

I recently tested my dad's Y DNA at the 37 marker level. He has one match with a genetic distance of 1. This person shares our surname. The other match has a genetic distance of 4 and doesn't share ...
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5 votes
3 answers
2k views

Convert tellmeGen DNA file to FTDNA file or similar to upload it

I have a DNA file from tellmeGen and was wondering whether I can convert the file to an ancestryDNA, FTDNA, MyHeritage or similar file format in order to upload it to myHeritage, FTDNA or DNA.Land for ...
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  • 647
4 votes
2 answers
93 views

FTDNA match list includes people who don't appear as matches

I just downloaded a list of matches from FTDNA on the chromosome browser view so that I could sort the segments by chromosome and position. I saw that the list includes tiny segments, so I filtered ...
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  • 670
3 votes
1 answer
125 views

Explaining unshared DNA segments with full sibling?

Recently, a full-sibling had her DNA tested on ftDNA. It was exciting to compare our DNA. But there are a number of things that I found confusing. One was that when I viewed and compared our DNA ...
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  • 679
6 votes
4 answers
1k views

Acceptable number of no-calls in autosomal DNA test results?

Using Gedmatch's file diagnostics, an autosomal DNA test kit I manage shows that there are 31200 (4.4%) no-calls. In most matching algorithms, a no-call is treated equivalently to a match. Therefore, ...
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3 votes
2 answers
207 views

mtDNA Match Discrepancy

At Family Tree DNA, I did the mtFull Sequence test. I have 1,000 matches that include 284 exact matches at GD 0 for my haplogroup K1a1b1a which is a common haplogroup for Ashkenazi. My Uncle (on my ...
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3 votes
2 answers
276 views

Strange results on DNA Test

I hope someone can help me understand my DNA test results from My Heritage.com. Since i know that my family is kind of mixed, i thought it would be a great idea to see which parts of foreign DNA i ...
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6 answers
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How to upload a "stripped" GEDCOM to DNA sites

I want to find a simple little app/software that would strip my GEDCOM of any non-blood relatives (plus spouses) and eliminate any non-vital data (only include birthdates, birthplaces, deathdates, ...
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3 votes
1 answer
482 views

Finding Native American Tribal Affiliation through DNA?

My husband is about 40-60% Native American, depending on which engine we run it through (Family Tree DNA or Gedmatch's various engines). His mother is from Ecuador, and his father is Mexican from the ...
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3 votes
1 answer
211 views

What are chances of a yDNA match by chance and not by close common ancestor?

On FamilyTreeDNA, they have their TiP Report that gives the probability that two matching members shared a common ancestor within the last number of generations. E.g., for a yDNA-37 match with 4 ...
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5 votes
2 answers
459 views

Y-DNA STR Testing - Zero Matches?

Back in early 2010, I did a Y-12 test on my second cousin via the Genographic Project. Soon thereafter, I transferred the results over to FTDNA and he had zero matches at the Y-12 level. Now, all ...
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6 votes
3 answers
6k views

Any issues getting FTDNA sample vials through airport customs?

I'll be flying internationally next week with the express purpose of collecting DNA samples from some Aunts and an Uncle. I'm bringing a number of FTDNA kits with me (totalling 8 vials). I plan on ...
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3 votes
1 answer
158 views

Is there value in doing an mtDNA for a first cousin once removed?

I've already got a full mtDNA test taken on Family Tree DNA for a maternal line. I have a first cousin, once removed (removed on my side), is there any significant value in getting her to take an ...
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7 votes
1 answer
289 views

Mitosearch Data Entry

I'm entering my uncle's mtDNA results from FamilyTreeDNA into mitosearch. But I ran into two problems that their help doesn't seem to answer. Problem 1: FamilyTreeDNA provides differences from two ...
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3 votes
2 answers
498 views

How to get permission and best order to upgrade DNA testing for deceased person?

I have a deceased cousin that has a yDNA-12 test from 2004. I would like to upgrade their test to yDNA-111, BIG-Y, and Family Finder Autosomal. I'm concerned that their sample is twelve years old ...
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5 votes
1 answer
162 views

Incomplete transfers of y-STRs from FamilyTreeDNA to ySearch?

I have used FamilyTreeDNA's transfer to ySearch for each yDNA test I have had done and I just happened to notice today that for a yDNA-111 test, the transfer is incomplete, transferring only 67 ...
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  • 5,247
11 votes
5 answers
12k views

How to get an elderly person to provide saliva sample for DNA?

I have an Ancestry autosomal DNA kit that we are trying to get a 95 year old woman to take and having trouble. I provided the hints that 23andme offers to my cousin that is trying to administer the ...
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6 votes
1 answer
551 views

What is FTDNA's Chromosome Browser showing for the X chromosome?

FamilyTreeDNA's Chromosome Browser shows segment matches on each of the 23 chromosomes with up to 5 people at once who are represented by different colors. Technically these are half-matches because ...
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  • 16.5k
6 votes
2 answers
927 views

After a Big-Y test on FamilyTreeDNA does it make sense to order further SNP tests?

I ordered the Big-Y on top of my yDNA-111 STR test and it specifies many SNPs now that Big-Y is complete, but FTDNA continues to offer to sell me additional SNP tests and packets, in particular the I1 ...
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6 votes
1 answer
336 views

What does R nucleotide mean for mtDNA result?

I have a mtDNA (mtFull Sequence) test result on FamilyTreeDNA that shows Revised Cambridge Reference Sequence (CRS), and at Position 9053 the CRS shows G and my result is R. I thought DNA was either ...
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  • 5,247
4 votes
0 answers
228 views

Why do I get a better match on mitoSearch than FamilyTreeDNA?

For my cousin's mtDNA test (C52RJ) on FamilyTreeDNA, my closest matches are all 2 mutations away, I exported to mitoSearch, and there I find an exact match with TXANE, and the match shows as coming ...
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6 votes
1 answer
9k views

How far back is a mtDNA match of genetic distance 2 likely to be?

On FamilyTreeDNA, for haplogroup H1, my closest matches are all genetic distance of 2 for HVR1, HVR2, CODING REGIONS. I don't see any tool to predict the number of generations like we have for yDNA ...
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  • 5,247
7 votes
1 answer
1k views

Why would Y-DNA matches have different paternal haplogroups?

I am researching Clements ancestry and am puzzled that kits that are matches on almost all 111 Y-STR tested markers would be categorized into different paternal haplogroups. Specifically consider ...
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7 votes
2 answers
4k views

Is it common to have no close yDNA matches on Family Tree DNA?

On Family Tree DNA, I have a yDNA-111 test showing only one match at the yDNA-67 level for another test that happens to be 111 also and that has a genetic distance of 7 marker changes and a 50% TIPS ...
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  • 5,247
5 votes
1 answer
3k views

If you plan on getting a Big Y test, is there any value in going beyond yDNA-37?

For the FamilyTreeDNA.com yDNA tests, if you are pretty confident you are going to buy the Big Y test, would that fill in your SNPs up to yDNA-111 if you had only purchased yDNA-37 before upgrading to ...
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  • 5,247
6 votes
1 answer
297 views

What do the asterisks mean in the Y-DNA Standard Y-STR values table on Family Tree DNA?

In my yDNA results on FamilyTreeDNA.com there are two asterisks on DYS19 and three on DYS389II as shown in this image: What do these mean? I do not see any legend. Does it have to do with how ...
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6 votes
2 answers
4k views

How do I convert my RAW FamilyTreeDNA FamilyFinder test result files to Ancestry or 23andMe format?

How do I convert the the RAW FamilyTreeDNA.com Family Finder Autosomal and X DNA result files into another sites format like Ancestry.com's or 23andMe's format? There is a growing need to do this as ...
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  • 5,531
9 votes
1 answer
631 views

My Father passed away - next test(s) on what remains of his DNA sample?

I posted this general question over at the forum on FamilyTreeDNA. Though I received a reply, there is still no answer to my question, so I thought I'd try my luck at posting here. Anyhow, in early ...
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3 votes
0 answers
185 views

How can you use FamilyTreeDNA's Search tool to contact matches / find contact information?

How can you use FamilyTreeDNA's Search tool to contact matches / find contact information? I have been continually challenged (as described in the challenges below) by trying to figure out how to use ...
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  • 5,531