Mitochondrial DNA D-loop sequence variation among 5 maternal lines of the Zemaitukai horse breed

Genetic variation in Zemaitukai horses was investigated using mitochondrial DNA (mtDNA) sequencing. The study was performed on 421 bp of the mitochondrial DNA control region, which is known to be more variable than other sections of the mitochondrial genome. Samples from each of the remaining matern...

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Main Authors: E. Gus Cothran, Rytis Juras, Vale Macijauskiene
Format: Article
Language:English
Published: Sociedade Brasileira de Genética 2005-12-01
Series:Genetics and Molecular Biology
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-47572005000500006
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author E. Gus Cothran
Rytis Juras
Vale Macijauskiene
author_facet E. Gus Cothran
Rytis Juras
Vale Macijauskiene
author_sort E. Gus Cothran
collection DOAJ
description Genetic variation in Zemaitukai horses was investigated using mitochondrial DNA (mtDNA) sequencing. The study was performed on 421 bp of the mitochondrial DNA control region, which is known to be more variable than other sections of the mitochondrial genome. Samples from each of the remaining maternal family lines of Zemaitukai horses and three random samples for other Lithuanian (Lithuanian Heavy Draught, Zemaitukai large type) and ten European horse breeds were sequenced. Five distinct haplotypes were obtained for the five Zemaitukai maternal families supporting the pedigree data. The minimal difference between two different sequence haplotypes was 6 and the maximal 11 nucleotides in Zemaitukai horse breed. A total of 20 nucleotide differences compared to the reference sequence were found in Lithuanian horse breeds. Genetic cluster analysis did not shown any clear pattern of relationship among breeds of different type.
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spelling doaj.art-52db53ced1174273abf6686199793d532022-12-22T03:53:50ZengSociedade Brasileira de GenéticaGenetics and Molecular Biology1415-47571678-46852005-12-0128467768110.1590/S1415-47572005000500006Mitochondrial DNA D-loop sequence variation among 5 maternal lines of the Zemaitukai horse breedE. Gus CothranRytis JurasVale MacijauskieneGenetic variation in Zemaitukai horses was investigated using mitochondrial DNA (mtDNA) sequencing. The study was performed on 421 bp of the mitochondrial DNA control region, which is known to be more variable than other sections of the mitochondrial genome. Samples from each of the remaining maternal family lines of Zemaitukai horses and three random samples for other Lithuanian (Lithuanian Heavy Draught, Zemaitukai large type) and ten European horse breeds were sequenced. Five distinct haplotypes were obtained for the five Zemaitukai maternal families supporting the pedigree data. The minimal difference between two different sequence haplotypes was 6 and the maximal 11 nucleotides in Zemaitukai horse breed. A total of 20 nucleotide differences compared to the reference sequence were found in Lithuanian horse breeds. Genetic cluster analysis did not shown any clear pattern of relationship among breeds of different type.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-47572005000500006D-loopEquus caballusphylogenypolymorphism
spellingShingle E. Gus Cothran
Rytis Juras
Vale Macijauskiene
Mitochondrial DNA D-loop sequence variation among 5 maternal lines of the Zemaitukai horse breed
Genetics and Molecular Biology
D-loop
Equus caballus
phylogeny
polymorphism
title Mitochondrial DNA D-loop sequence variation among 5 maternal lines of the Zemaitukai horse breed
title_full Mitochondrial DNA D-loop sequence variation among 5 maternal lines of the Zemaitukai horse breed
title_fullStr Mitochondrial DNA D-loop sequence variation among 5 maternal lines of the Zemaitukai horse breed
title_full_unstemmed Mitochondrial DNA D-loop sequence variation among 5 maternal lines of the Zemaitukai horse breed
title_short Mitochondrial DNA D-loop sequence variation among 5 maternal lines of the Zemaitukai horse breed
title_sort mitochondrial dna d loop sequence variation among 5 maternal lines of the zemaitukai horse breed
topic D-loop
Equus caballus
phylogeny
polymorphism
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-47572005000500006
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