
You may also have situations where a different surname than you expected shows up repeatedly in your matches list. What is different about the STR markers DYS389I and DYS389II? A semi-small Midwest town that currently has a population of about 61,000. A 102/111 match indicates a distant cousinship with a chance of a genealogical relationship. The12 marker test is best at ruling out relatedness with another participant, but is of limited value in genealogy and is not recommended. Many countries and regions did not officially adopt standard surnames as we think of them today until the 1700s, 1800s, and even the 1900s in some cases. If there is a strong family tradition of a relationship, it is distantly possible that these two men are related. 589+ bonus STR markers are not used for matching purposes. The Eads Family DNA project seeks to include data from the various Eads DNA projects and incorporate their data. Please note,that when you order your sample kit online you may string other email addresses in the email contact information.
A 108/111 match indicates a genealogical relationship. That would require that each line had experienced separate mutations and line would have experienced at least two mutations. Over half of matches at this level are related as 12th cousins or more recently. Y-DNA is what we call the sex chromosome Y that is passed from a father to his sons only, women do not receive a Y chromosome. With SNP matching, you can compare where you and other families fit on the family tree of mankind. We may share certain information about our users with our advertising and analytics partners. Why is my DYS389II (DYS389-2) result at FamilyTreeDNA different from the Genographic Project? Haplogroup C originated in southern Asia and spread in all directions. If several or many generations have passed since the suspected common ancestor, it is possible that these two men are related. If there is a tradition of a recent genealogical relationship, the best way to confirm it is to test additional family lines. This marker has been carried by Middle Eastern traders into Europe, central Asia, India,and Pakistan.
All of our Y-chromosome lineages trace back to a common ancestor who lived in Africa at least 115,000 years ago. Their shared ancestry is deeply anthropological and dates to the common African heritage of the human race. This in betweener is essential for you to find as their match proves the connection between the more distant matches. If somebody doesnt match me at 12 markers, how can they match me at a higher testing level? Most matches at this level are related as 16th cousins or more recently. If two men share a surname, how should the genetic distance at 37 Y-chromosome STR markers be interpreted? Most matches at this level are related as 9th cousins or closer, and over half will be 5th or more recent cousins. The only way to confirm is to test additional family lines and find where the mutations took place. All confidence levels are well within the time frame that surnames were adopted in Western Europe. If you are looking to begin Y-DNA testing, the Y-37 Marker test allows you to become familiar with Y-DNA results. Y-chromosome DNA Inheritance 1 [], Aside from their having matching turned off at the Y-DNA12 level, someone might match you at a higher testing level but not Y-DNA12 because the genetic distance is more than the amount allowed for Y-DNA12 [], In cultures where surnames are passed from father to son, there is additional evidence beyond a DNA match that two men who share a surname are related. 5 markers you are not related but possibly shared an ancestor over 2000years ago. Most exact matches are 3rd cousins or closer, and over half are related within two generations (1st cousins). Every male individual who takes one of our Y-DNA tests will also receive their Y-DNA haplogroup. Out of the three levels that we offer, the Y-37 tests the fewest STRs, and so through analysis of your matches, you can only know you share a common patrilineal ancestor within several hundred years for certain. What does each short tandem repeat (STR) marker mean? If two men share a surname, how should the genetic distance at 12 Y-chromosome STR markers be interpreted? By ordering the kit through our project you agreeing to have your results incorporated with other tests and displayed on this site. Their shared ancestry is historical or anthropological. This in betweener is essential for you to find as their match proves the connection between the more distant matches. This is well within the range of traditional genealogy. A 104/111 match indicates a more distant genealogical relationship. HaplogroupC is found throughout mainland Asia, the south Pacific, and at low frequency in Native American populations. I am looking for information about genetic distances etc. Mismatches occur whenthe compared markers do not match.


By testing additional family lines, you can find the person in between who is a closer match to each of the others tested. Very few people achieve this close level of a match, and it is within the range of most well-established surname lineages in Western Europe. The following Haplogroup Descriptions are from the FamilyTreeDNA.com website which was the testing company used to determine the nearest Haplogroup assignment based on the individual's haplotype results from the Y-DNA test. There are 3 types of tests we are using for the project -- the 12-marker (Y-12), the 37-marker (Y-37), and the 67-marker test (Y-67). Where the Surname does not match the Y chromosome it is the result of what scientists refer to as a non-paternal event, which encompasses such events as adoption, infidelity, and illegitimacy, often resulting in the maternal transmission of a surname.7Only analysis of the Y chromosome will reveal whether maternal transmission has occurred. A 31/37match between two men who share a common surname (or variant) means that they are not likely to be related within the genealogical time frame. in relation to my father's testing. Other projects use other labs, but the results cannot be loaded into the FTDNA database. Only analysis of the Y chromosome will reveal whether maternal transmission has occurred. This page was generated at 03:53 AM. A 110/111 match indicates a close relationship. If you have additional questions, feel It is believed to have expanded throughout Europe as humans re-colonized after the last glacial maximum 10-12 thousand years ago. If somebody doesnt match me at 12 markers, how can they match me at a higher testing level? My grandfather has a match to a man and they share a common Y ancestor at the 4th great grandfather level.
Here are the most frequently asked questions about FamilyTreeDNA. If two men share a surname, how should the genetic distance at 37 Y-chromosome STR markers be interpreted? It is a cheek-swab kit. As more people test, more people will match you and be added to your list. Most matches at this level are related as 12th cousins or more recently, and over half will be 7th cousins or closer. Ireland was the first Country in Europe to adopt inherited paternal surnames. The connections here can be highly informative for relationships with historic groups and events. Confirms your haplogroup and defines your placement on the family tree of mankind. Why do I have more than one result for an STR value?

to visit Please see the FTDNA website for availability of other types of DNA testing.
These verbatim Haplogroup Descriptions and/or excerpts are copyrighted by FamilyTreeDNA.com and all rights to these descriptions are claimed by FamilyTreeDNA.com. free HaplogroupE3a is an Africa lineage. Over many generations, each group developed distinct mutations allowing us to identify one from the other. Compares 111 STR markers between you and your matches. Y-DNA testing can help you discover and verify your direct paternal ancestry by connecting you with other individuals who are descendants of a shared common patrilineal ancestor. If you choose not to test, or you are ineligible, you may want to encourage or perhaps even sponsor a cousin or an uncle that does carry the surname. How does the infinite allele comparison method work for palindromic markers? It can also describe African Ancestry as well as other ethnic origins. The Family Finder is looking at all of your ancestral lines. It is most likely that they matched exactly or closely on previous Y-DNA tests, and the mismatch is within DYS439 or DYS385, DYS389i, 389ii, DYS458, DYS459, DYS449, DYS464, DYS576, DYS570, or CDY. These markers are also referred to as STRs (Short Tandem Repeats) which are a series of repeating nucleotides (A, T, G, C). A 101/111 match indicates a distant cousinship with some chance of a distant genealogical relationship. By testing additional family lines, you can find the person in between who is a closer match to each of the others tested. When you receive the test, you will find a release form. It is completely restricted to Japan, and is a very diverse lineage within the aboriginal Japanese and in the Japanese population around Okinawa. This lineage is believed to have originated in Central Asia and migrated through the Altai/Baikal region of northern Eurasia into the Americas. The two men are totally unrelated within the genealogical time frame on their direct paternal line. This may be because of an undocumented name change or an out-of-wedlock birth somewhere in your direct paternal line. I wouldn't have thought there would be any Genetic distance between a father and son. Over half of matches at this level are related as 15th cousins or closer. The tools and data gained through a Y-DNA test can help you learn more about your patrilineal family history. If two men share a surname, how should the genetic distance at 25 Y-chromosome STR markers be interpreted? HaplogroupQ3 is the only lineage strictly associated with native American populations. In general the following rule of thumb may be used: R1b = Western Europe, R1a = Eastern Europe, I = Nordic, J2 = Semitic, E3b =Semitic, Q3 = Native American. A last name may have been based on an occupation, patronymics, or on a location where your ancestors lived. To actually participate, you must be a male with the O'Dair (or variant) surname as the Y-chromosome necessary to perform this test is only present in the male and is passed directly from father to sons and grandsons.