Cloning and sequencing of the complicated rDNA gene family of Bos taurus

The rDNA genes coding for ribosomal RNA (rRNA) in animals are repeat sequences with high GC content and complicated structure. Based on the sequences of human ribosomal DNA repeat unit and transcription unit and the long and accurate PCR method with LA Taq DNA polymerase and GC buffer, we were able...

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Main Authors: D. Tang, H. Jiang, Y. Zhang, Y. LI, X. Zhang, T. Zhou
Format: Article
Language:English
Published: Czech Academy of Agricultural Sciences 2006-10-01
Series:Czech Journal of Animal Science
Subjects:
Online Access:https://cjas.agriculturejournals.cz/artkey/cjs-200610-0001_cloning-and-sequencing-of-the-complicated-rdna-gene-family-of-bos-taurus.php
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author D. Tang
H. Jiang
Y. Zhang
Y. LI
X. Zhang
T. Zhou
author_facet D. Tang
H. Jiang
Y. Zhang
Y. LI
X. Zhang
T. Zhou
author_sort D. Tang
collection DOAJ
description The rDNA genes coding for ribosomal RNA (rRNA) in animals are repeat sequences with high GC content and complicated structure. Based on the sequences of human ribosomal DNA repeat unit and transcription unit and the long and accurate PCR method with LA Taq DNA polymerase and GC buffer, we were able to amplify the complicated repeat sequences of rDNA genes in Bos taurus. Three rDNA genes and 2 internal transcribed spacer (ITS) fragments were cloned and confirmed by sequencing. The conditions for the cloning of complicated DNA sequences such as special rules of primer design, improvement of the reaction system, selection of DNA polymerase and adjustment of cycle parameters were discussed.
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spelling doaj.art-8b8ae6ba16b8417baf757356663571ae2023-02-23T03:32:24ZengCzech Academy of Agricultural SciencesCzech Journal of Animal Science1212-18191805-93092006-10-01511042542810.17221/3960-CJAScjs-200610-0001Cloning and sequencing of the complicated rDNA gene family of Bos taurusD. Tang0H. Jiang1Y. Zhang2Y. LI3X. Zhang4T. Zhou5College of Life Science, Foshan University, Foshan, Guangdong, P.R. ChinaCollege of Life Science and Technology, Jinan University, Guangzhou, Guangdong, P.R. ChinaCollege of Life Science, Foshan University, Foshan, Guangdong, P.R. ChinaCollege of Life Science and Technology, Jinan University, Guangzhou, Guangdong, P.R. ChinaCollege of Life Science and Technology, Jinan University, Guangzhou, Guangdong, P.R. ChinaCollege of Life Science and Technology, Jinan University, Guangzhou, Guangdong, P.R. ChinaThe rDNA genes coding for ribosomal RNA (rRNA) in animals are repeat sequences with high GC content and complicated structure. Based on the sequences of human ribosomal DNA repeat unit and transcription unit and the long and accurate PCR method with LA Taq DNA polymerase and GC buffer, we were able to amplify the complicated repeat sequences of rDNA genes in Bos taurus. Three rDNA genes and 2 internal transcribed spacer (ITS) fragments were cloned and confirmed by sequencing. The conditions for the cloning of complicated DNA sequences such as special rules of primer design, improvement of the reaction system, selection of DNA polymerase and adjustment of cycle parameters were discussed.https://cjas.agriculturejournals.cz/artkey/cjs-200610-0001_cloning-and-sequencing-of-the-complicated-rdna-gene-family-of-bos-taurus.phpgc-richrepetitive sequencespcrrdnarrnabos taurus
spellingShingle D. Tang
H. Jiang
Y. Zhang
Y. LI
X. Zhang
T. Zhou
Cloning and sequencing of the complicated rDNA gene family of Bos taurus
Czech Journal of Animal Science
gc-rich
repetitive sequences
pcr
rdna
rrna
bos taurus
title Cloning and sequencing of the complicated rDNA gene family of Bos taurus
title_full Cloning and sequencing of the complicated rDNA gene family of Bos taurus
title_fullStr Cloning and sequencing of the complicated rDNA gene family of Bos taurus
title_full_unstemmed Cloning and sequencing of the complicated rDNA gene family of Bos taurus
title_short Cloning and sequencing of the complicated rDNA gene family of Bos taurus
title_sort cloning and sequencing of the complicated rdna gene family of bos taurus
topic gc-rich
repetitive sequences
pcr
rdna
rrna
bos taurus
url https://cjas.agriculturejournals.cz/artkey/cjs-200610-0001_cloning-and-sequencing-of-the-complicated-rdna-gene-family-of-bos-taurus.php
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AT yli cloningandsequencingofthecomplicatedrdnagenefamilyofbostaurus
AT xzhang cloningandsequencingofthecomplicatedrdnagenefamilyofbostaurus
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