人類線粒體DNA單倍體群

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File:Peopling of eurasia.jpg|thumb|right|350px|根據線粒體DNA建議的「走出非洲」遷徙路線。]]

人類線粒體DNA單倍體群（Human mitochondrial DNA Haplogroup）是遺傳學上依據線粒體DNA差異而定義出來的單倍體群。單倍群用於表示線粒體系統發育樹上的主要分支點。了解母系血統的演化路徑，可使研究者追溯母系遺傳的人類起源，線粒體研究顯示人類起源於非洲地區。單倍群的字母名從A到Z不等，按照發現的先後順序命名，與實際的遺傳關係不相干。

線粒體單倍群起源於一個假想的女性，是所有現存人類的母系最近共同祖先，一般稱作線粒體夏娃。

線粒體DNA的變異速度稱作人線粒體分子鐘，這是尚在研究的領域，有報告稱每8000年發生一次突變。^[2]

線性透視

mtDNA單倍群樹與分佈地圖。^[3]數字是單倍群標籤，據http://www.phylotree.org，^[4]並給出單倍群分化的突變位置（只顯示一個分支定義標記）。單倍群分佈的主要地理特徵用顏色標出。

人mtDNA單倍群傳播路線

此進化樹來自Van Oven (2009)^[4]，2022年6月一份研究提出了單倍群L的另一種系統發育路徑。^[5]

L（線粒體夏娃）
- L0
- L1-6
  - L1
  - L2-6
    - L5
    - L2'3'4'6
      - L2
      - L3'4'6
        L6
        
        L3'4
        L4
        
        L3
        M
        M8: CZ (C, Z)
        
        M9: E
        
        M12'G: G
        
        M29'Q: Q
        
        D
        
        N
        N1: I
        
        N2: W
        
        N9: Y
        
        A
        
        S
        
        X
        
        R
        R0 (FMKA pre-HV)
        HV: (H, V)
        
        pre-JT或R2'JT
        JT: (J, T)
        
        R9: F
        
        R11'B: B
        
        P
        
        U（UK改來）
        U8: K
        
        O

主要mtDNA單倍群

據mtDNA單倍群估計的人類遷徙世界地圖。

泛單倍群L

泛單倍群 L是人mtDNA單倍群中最基本的，其他單倍群都從L3單倍群演化而來。主要分佈在非洲。

單倍型類群 L0
L1-7
- 單倍型類群 L1
- L2-7
  - L3'4'6
    - 單倍型類群 L2
    - L346
      - L34
        單倍型類群 L3
        
        單倍型類群 L4
      - 單倍型類群 L6
  - L5'7
    - 單倍型類群 L5
    - 單倍型類群 L7

年代

單倍群	估計起源時間（萬年前）^[6]	可能起源地
L	20	非洲
L1-6	17	東非
L2-6	15	東非
L0	15	東非
L1	14	中非
L3-6	13
L5	12
L2	9
L3	7	東非
N	7	東非或西亞
M	6	東非，西亞或南亞
R	6	南亞或東南亞
U	5.5	東北非或印度（南亞）
RT'JT	5.5	中東
JT	5	中東
U8	5	西亞
R9	4.7
B4	4.4
F	4.3
U4'9	4.2	中亞
U5	3.5	西亞
U6	3.5	北非
J	3.5
X	3
K	3
U5a	2.7
HV	2.7	近東
J1a	2.7	近東
T	2.7	兩河流域
K1	2.7
I	2.6
J1	2.4	近東
W	2
U4	2	中亞
X2	2
H	2	西亞
U5a1	1.8	歐洲
J1b	1.1
V	1.4
X2a	1.3	北美
H1	1..2
H3	12
X1	1

地理分佈

2004年一篇論文總結，現代西亞、北美與歐洲人群中最普遍的單倍群是H, J, K, N1, T, U4, U5, V, X, W。^[7]

非洲單倍群：L0, L1, L2, L3, L4, L5, L6, T, U5a

澳洲單倍群：M42a, M42c, M14, M15, Q, S, O, N, P. (Refs 1, 2, 3, 4, 5, 6)

亞洲單倍群：F, C, W, M, D, N, K, U, T, A, B, C, Z, U many number variants to each section

研究軟件

分配

mtHap: James Lick's tool (multiple input formats).
YSEQ mt Clade Finder: FASTA based haplogroup tool. Replaced HAPLOFIND.^[8]
HaploGrep: VCF based tool.^[9]^[10]
Haplocheck: Mitoverse's tool for both WGS and WES.^[11]
Haplotracker: A short fragment tool.^[12]
Haplogroup Finder: Ian Logan's SNP to haplogroup tool.

測年

mtDNA Mutation Computer Model: Ian Logan's mutation calculator.

系統發生

FTDNA's mtDNA Haplotree: The largest mtDNA tree.
YFull's MTree: An mtDNA tree. Faster loading (simpler).
PhyloTree_mt: A traditional mtDNA tree (last updated 2016-02-18).^[13]
HIP: Haplogroup trees.

地圖

古地圖

HIP Haplomap: Ancient uniparental map.
AH DNA: Nicky Rosenblatt's ancient uniparental map.^[14]
Ancient DNA: An aDNA map made with Map Maker.

現代地圖

HRAS mtDNA: A heatmap generator.

數據庫

古代

AmtDB: An database of ancient mtDNA samples.^[15]
All Ancient DNA Dataset: Carlos Quiles' uniparental database (with BAM).

現代

GenBank mtDNA Sequence Checker: Ian Logan's GenBank based accession matching tool.
mitoYDNA: A uniparental database.
MITOMAP: An mtDNA genome database.^[16]

參看

參考資料

^ Rishishwar L, Jordan IK. Implications of human evolution and admixture for mitochondrial replacement therapy.. BMC Genomics. 2017, 18 (1): 140. PMC 5299762  . PMID 28178941. doi:10.1186/s12864-017-3539-3  .
^ Loogvali, Eva-Liis; Kivisild, Toomas; Margus, Tõnu; Villems, Richard, O'Rourke, Dennis , 編, Explaining the Imperfection of the Molecular Clock of Hominid Mitochondria, PLOS ONE, 2009, 4 (12): e8260, Bibcode:2009PLoSO...4.8260L, PMC 2794369  , PMID 20041137, doi:10.1371/journal.pone.0008260 
^ Kivisild T. Maternal ancestry and population history from whole mitochondrial genomes.. Investig Genet. 2015, 6: 3. PMC 4367903  . PMID 25798216. doi:10.1186/s13323-015-0022-2  .
^ ^4.0 ^4.1 van Oven M, Kayser M. Updated comprehensive phylogenetic tree of global human mitochondrial DNA variation. Human Mutation. February 2009, 30 (2): E386–94. PMID 18853457. S2CID 27566749. doi:10.1002/humu.20921  .
^ Maier P, Runfeldt G, Estes R, Vilar M. African mitochondrial haplogroup L7: a 100,000-year-old maternal human lineage discovered through reassessment and new sequencing. Nature. 2022, 12 (1): 10747. Bibcode:2022NatSR..1210747M. PMC 9232647  . PMID 35750688. S2CID 250021505. doi:10.1038/s41598-022-13856-0  .
^ Correcting for Purifying Selection: An Improved Human Mitochondrial Molecular Clock Supplementary (PDF). Cell. 2009: 82–83 [89]. （原始內容 (PDF)存檔於2009-12-29）.
^ Villems, Richard; Usanga, Esien; Mikerezi, Ilia; Gölge, Mukaddes; Claustres, Mireille; Michalodimitrakis, Emmanuel N.; Pappa, Kalliopi I.; Anagnou, Nicholas P.; Chaventré, André; Moisan, Jean-Paul; Richard, Christelle; Grechanina, Elena; Balanovska, Elena V.; Rudan, Pavao; Puzyrev, Valery; Stepanov, Vadim; Khusnutdinova, Elsa K.; Gusar, Vladislava; Balanovsky, Oleg P.; Peričić, Marijana; Barać, Lovorka; Golubenko, Maria; Lunkina, Arina; Laos, Sirle; Pennarun, Erwan; Parik, Jüri; Tolk, Helle-Viivi; Reidla, Maere; Tambets, Kristiina; Metspalu, Ene; Kivisild, Toomas; Derenko, Miroslava V.; Malyarchuk, Boris A.; Roostalu, Urmas; Loogväli, Eva-Liis. Disuniting Uniformity: A Pied Cladistic Canvas of mtDNA Haplogroup H in Eurasia. Molecular Biology and Evolution. November 1, 2004, 21 (11): 2012–2021. PMID 15254257. doi:10.1093/molbev/msh209  –透過academic.oup.com.
^ Capri, Miriam; Castellani, Gastone; Franceschi, Claudio; Lomartire, Laura; Sevini, Federica; Vianello, Dario. HAPLOFIND: a new method for high-throughput mtDNA haplogroup assignment. Human Mutation. 2013-06-12, 34 (9): 1189–1194. eISSN 1098-1004.
^ Binna, Robert; Kloss-Brandstätter, Anita; Kronenberg, Florian; Pacher, Dominic; Schönherr, Sebastian; Specht, Günther; Weissensteiner, Hansi. HaploGrep: a fast and reliable algorithm for automatic classification of mitochondrial DNA haplogroups. Human Mutaton: Variation, Informatics, and Disease. 2010-10-19, 32 (1): 25–32. eISSN 1098-1004.
^ Kronenberg, Florian; Forer, Lukas; Schönherr, Sebastian; Weissensteiner, Hansi. Haplogrep 3 - an interactive haplogroup classification and analysis platform. Nucleic Acids Research. 2023-04-23, 51 (1): 263–268. eISSN 1362-4962.
^ García-Olivares, Victor; et al. A benchmarking of human mitochondrial DNA haplogroup classifiers from whole-genome and whole-exome sequence data. Scientific Reports. 2021-10-15, 11 (20510). eISSN 2045-2322. 已忽略未知參數|orig-date= (幫助)
^ Kim, Dong-han; Kim, Kijeong; Kim, Kyung-yong; Kim, Yoonyeong; Kwon, Chulhwan. Haplotracker: a web application for simple and accurate mitochondrial haplogrouping using short DNA fragments. 2020-04-23. bioRxiv 10.1101/2020.04.23.057646v1  .
^ Kayser, Manfred; van Oven, Mannis. Updated comprehensive phylogenetic tree of global human mitochondrial DNA variation. Human Mutation. 2008-10-13, 30 (2): 386–394. doi:10.1002/humu.20921  . eISSN 1098-1004.
^ Various. Rosenblatt's ancient DNA map. Anthrogenica. 2017-05-30.
^ Chyleński, Maciej; Ehler, Edvard; Juras, Anna; Moravčík, Ondřej; Novotný, Jiří; Pačes, Jan. AmtDB: a database of ancient human mitochondrial genomes. Nucleic Acids Research. 2018-09-24, 47 (D1): 29–32. eISSN 1362-4962.
^ Brown, Michael D.; Kogelnik, Andreas M.; Lott, Marie T.; Navathe, Shamkant B.; Wallace, Douglas C. MITOMAP: A Human Mitochondrial Genome Database. Nucleic Acids Research. 1996-01-01, 24 (1): 177–179. eISSN 1362-4962.