Conversion of Marker Values
due to Differences in Nomenclature

Deane Merrill, February 2010
dwmerrill@charter.net

There are six STR markers which are have varying definitions. The following conversions are necessary when comparing results from different labs. The first table indicates the necessary correction to go to the convention indicated.  Reported results are given for four subjects, each of whom was tested at multiple labs.  For copies of certificates, see Y-Chromosome DNA Genealogy.

Nine different conventions, indicated by alternate shading, are defined in the tables below.

1. SMGF “NIST (ISOGG)”= dna.ancestry.com after 10/09.  Includes GATA H4.  ISOGG (International Society of Genetic Genealogy) standard. 
SMGF “DNA Heritage” = DNA Heritage after 10/09.

2. SMGF "Ancestry.com" = Ancestry.com before 10/09.  includes GATA H4.1.  ISFG (International Society for Forensic Genetics) standard.
DNAH 12/07-10/09 = DNA Heritage between  12/07 and 10/09.

3. SMGF "ISFG" = smgf.org, when lab standard = "ISFG".  The value of H4 differs  from the ISFG standard.

4. SMGF “Genebase v3.4” = DNA Reunion at genebase.com, as of 12/09.

5. SMGF “Family Tree DNA” = FTDNA panels 1-67 =  Family Tree DNA, as of 12/09.

6. FTDNA advanced panels = special orders processed by DNA-Fingerprint.com.

7. Ysearch bef.3/1/10:  ysearch.org.  Intended nomenclature, especially for H4, is not defined.  See ysearch.htm .

8. Ysearch aft.3/1/10:  DYS452 and DYS463 are now aligned with the NIST standard.  Letter from Thomas Krahn, FTDNA, on 2/26/10.

9. DNAH bef.12/07 = DNA Heritage before 12/07.
Merrill project = Project results in Merrill/Merrell DNA Genealogy project. na = this subject not tested by this lab.

Note for ysearch:  Values reported directly by FTDNA are not corrected.  For hand-entered values, one cannot be certain which convention has been used, especially for marker H4.

conversion required, to go to from first line to system indicated
a. uncorrected FTDNA values.

 

marker

441

442

452

463

A10

GATA
H4.1

GATA
H4

1

SMGF “NIST (ISOGG)”

0

0

0

0

0

 

0

Ancestry aft. 10/09

0

0

0

0

0

 

0

SMGF “DNA Heritage”

0

0

0

0

0

0

DNAH aft. 10/09

0

0

0

0

0

0

2

SMGF "Ancestry.com"

0

0

0

0

0

10

 

Ancestry bef. 10/09

0

0

0

0

0

10

 

DNAH 12/07-10/09

0

0

0

0

0

10

 

3

SMGF "ISFG"

0

0

0

0

0

9

 

4

SMGF “Genebase v3.4”

0

-5

0

0

-2

0

genebase

0

-5

0

0

-2

0

5

SMGF “Family Tree DNA”

-1

-5

0

0

-2

-1

FTDNA panels 1-67

na

-5

na

na

na

 

-1

6

FTDNA advanced panels

-1

??

0

0

-2

0

7

Ysearch bef.3/1/10

-1(a)

-5(a)

0(a)

0(a)

-2(a)

 

-1(a)

8

Ysearch aft.3/1/10

-1(a)

-5(a)

0

0

-2(a)

-1(a)

9

DNAH bef. 12/07

-1

-5

-19

-2

-2

 

0

Merrill project

-1

-5

-19

-2

-2

 

0

 

FTDNA kit #16759, Ysearch 8Q5NN (Dave Merrell)
a. uncorrected FTDNA values.

 

marker

441

442

452

463

A10

GATA
H4.1

GATA
H4

1

SMGF “NIST (ISOGG)”

14

17

32

na

15

11

Ancestry aft. 10/09

na

na

na

na

na

na

SMGF “DNA Heritage”

14

17

32

na

15

11

DNAH aft.10/09

na

na

na

na

na

na

2

SMGF "Ancestry.com"

14

17

32

na

15

21

 

Ancestry bef. 10/09

na

na

na

na

na

na

 

DNAH 12/07-10/09

na

na

na

na

na

na

3

SMGF "ISFG"

14

17

32

na

15

20

 

4

SMGF “Genebase v3.4”

14

12

32

na

13

11

genebase

na

na

na

na

na

na

5

SMGF “Family Tree DNA”

13

12

32

na

13

10

FTDNA panels 1-67

na

12

na

na

na

10

6

FTDNA advanced panels

13

na

32

24

13

na

7

Ysearch bef.3/1/10

13(a)

12(a)

32(a)

24(a)

13(a)

10(a)

8

Ysearch aft.3/1/10

13(a)

12(a)

32

24

13(a)

10(a)

9

DNAH bef. 12/07

na

na

na

na

na

na

Merrill project

13

12

13

22

13

11

 

FTDNA kit #130919, Ysearch ZU74D (Gary Merrill)
b. old style DNAH values.

 

marker

441

442

452

463

A10

GATA
H4.1

GATA
H4

1

SMGF “NIST (ISOGG)”

na

16

30

na

14

na

Ancestry aft. 10/09

na

na

na

na

na

na

SMGF “DNA Heritage”

na

16

30

na

14

na

DNAH aft. 10/09

14

16

30

24

14

12

2

SMGF "Ancestry.com"

na

16

30

na

14

na

 

Ancestry bef. 10/09

na

na

na

na

na

na

 

DNAH 12/07-10/09

14

16

30

24

14

22

 

3

SMGF "ISFG"

na

16

30

na

14

na

 

4

SMGF “Genebase v3.4”

na

11

11

na

12

na

genebase

na

na

na

na

na

na

5

SMGF “Family Tree DNA”

na

11

11

na

12

na

FTDNA panels 1-67

na

na

na

na

na

na

6

FTDNA advanced panels

na

na

na

na

na

12

7

Ysearch bef.3/1/10

13(b)

11(b)

11(b)

22(b)

12(b)

12(b)

8

Ysearch aft.3/1/10

13(b)

11(b)

30

24

12(b)

12(b)

9

DNAH bef. 12/07

13

11

11

22

12

12

Merrill project

13

11

11

22

12

12

 

FTDNA kit #140323, Ysearch FFEAK (Deane Merrill)
a. uncorrected FTDNA value.
b. old style DNAH values.

 

marker

441

442

452

463

A10

GATA
H4.1

GATA
H4

1

SMGF “NIST (ISOGG)”

14

16

25

22

14

12

Ancestry aft. 10/09

14

16

25

22

14

12

SMGF “DNA Heritage”

14

16

25

22

14

12

DNAH aft. 10/09

14

16

25

22

14

12

2

SMGF "Ancestry.com"

14

16

25

22

14

22

 

Ancestry bef. 10/09

14

16

25

22

14

22

 

DNAH 12/07-10/09

14

16

25

22

14

22

 

3

SMGF "ISFG"

14

16

25

22

14

21

 

4

SMGF “Genebase v3.4”

14

11

25

22

12

12

genebase

14

11

25

22

12

12

5

SMGF “Family Tree DNA”

13

11

6

20

12

11

FTDNA panels 1-67

na

11

na

na

na

11

6

FTDNA advanced panels

na

na

na

na

na

na

7

Ysearch bef.3/1/10

13(b)

11(b)

6(b)

20(b)

12(b)

11(a)

8

Ysearch aft.3/1/10

13(b)

11(b)

25

22

12(b)

11(a)

9

DNAH bef. 12/07

13

11

6

20

12

12

Merrill project

13

11

6

20

12

12

 

Merrill project ID 134, Ysearch 67SJG (Howard Merrill)
a.uncorrected value that would have been reported by FTDNA.
b. old style DNAH values.

 

marker

441

442

452

463

A10

GATA
H4.1

GATA
H4

1

SMGF “NIST (ISOGG)”

14

17

30

24

14

na

Ancestry aft.9/30/09

na

na

na

na

na

na

SMGF “DNA Heritage”

14

17

30

24

14

na

DNAH aft. 10/09

14

17

30

24

14

12

2

SMGF "ancestry.com"

14

17

30

24

14

na

 

Ancestry bef.9/30/09

na

na

na

na

na

na

 

DNAH 12/07-10/09

14

17

30

24

14

22

 

3

SMGF "ISFG"

14

17

30

24

14

na

 

4

SMGF “Genebase v3.4”

14

12

30

22

12

na

genebase

na

na

na

na

na

na

5

SMGF “Family Tree DNA”

13

12

11

22

12

na

FTDNA panels 1-67

na

na

na

na

na

na

6

FTDNA advanced panels

na

na

na

na

na

na

7

Ysearch bef.3/1/10

13(b)

12(b)

11(b)

22(b)

12(b)

11(a)

8

Ysearch aft.3/1/10

13(b)

12(b)

30

24

12(b)

11(a)

9

DNAH bef. 12/07

13

12

11

22

12

12

Merrill project

13

12

11

22

12

12

 

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