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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.

4
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2answers
53 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 ...
2
votes
2answers
164 views

Can half siblings share no common DNA?

My half sister and I share the same father, but different mothers. Because my paternity was questionable we both did an ancestry DNA test....I matched to relatives of my grandmother and she didn't.......
4
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1answer
83 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 ...
6
votes
4answers
796 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, ...
4
votes
2answers
107 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 ...
4
votes
2answers
186 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 ...
3
votes
4answers
190 views

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, ...
5
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0answers
305 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 ...
4
votes
1answer
161 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 ...
6
votes
2answers
204 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 ...
6
votes
3answers
3k 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 ...
4
votes
1answer
90 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 ...
8
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1answer
223 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 ...
4
votes
2answers
350 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 ...
6
votes
1answer
126 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 ...
8
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3answers
6k 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 ...
6
votes
1answer
467 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 ...
6
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2answers
581 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 ...
6
votes
1answer
234 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 ...
4
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0answers
217 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 ...
6
votes
1answer
6k 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 ...
7
votes
1answer
821 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 ...
7
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2answers
3k 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 ...
5
votes
1answer
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 ...
6
votes
1answer
207 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 ...
6
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2answers
3k 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 ...
9
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1answer
510 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 ...
2
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0answers
132 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 ...