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Wyszukujesz frazę "gene duplication" wg kryterium: Temat


Wyświetlanie 1-2 z 2
Tytuł:
A simple, rapid method for the production of soluble recombinant proteins from the duplicated growth hormone genes of the tetraploid common carp
Autorzy:
Murakaeva, A.
Kohlmann, K.
Powiązania:
https://bibliotekanauki.pl/articles/363072.pdf
Data publikacji:
2011
Wydawca:
Uniwersytet Warmińsko-Mazurski w Olsztynie
Tematy:
karp
powielanie genu
powielanie genomu
hormon wzrostu
common carp
gene duplication
genome duplication
growth hormone
Opis:
The simple protein production method developed in the present study enables the production of large quantities of active recombinant common-carp growth hormone proteins in a few brief steps. With this method, the recombinant protein is obtained in a soluble form without the need for refolding. This method can be utilised for determining if the two common-carp growth hormones have similar functions in vitro and in vivo and what role each plays in growth regulation. If differences in activity exist, this method can also be used to produce intermediate forms of the two common carp growth hormones rapidly in order to determine which of the six amino acids that differ between the two proteins are responsible for the altered activity. Common carp has the same tetraploid ancestor as goldfish, and the products of the growth hormone paralogues in goldfish also differ. It would be interesting to understand how the same duplicated orthologues have evolved, and the methods elaborated in this study could be used for such comparative investigations.
Źródło:
Environmental Biotechnology; 2011, 7, 2; 53-64
1734-4964
Pojawia się w:
Environmental Biotechnology
Dostawca treści:
Biblioteka Nauki
Artykuł
Tytuł:
Molecular evolution of enolase
Autorzy:
Piast, Michał
Kustrzeba-Wójcicka, Irena
Matusiewicz, Małgorzata
Banaś, Teresa
Powiązania:
https://bibliotekanauki.pl/articles/1041439.pdf
Data publikacji:
2005
Wydawca:
Polskie Towarzystwo Biochemiczne
Tematy:
concerted evolution
gene duplication
"birth and death" evolution
glycolysis
vertebrates evolution
enolase
Opis:
Enolase (EC 4.2.1.11) is an enzyme of the glycolytic pathway catalyzing the dehydratation reaction of 2-phosphoglycerate. In vertebrates the enzyme exists in three isoforms: α, β and γ. The amino-acid and nucleotide sequences deposited in the GenBank and SwissProt databases were subjected to analysis using the following bioinformatic programs: ClustalX, GeneDoc, MEGA2 and S.I.F.T. (sort intolerant from tolerant). Phylogenetic trees of enolases created with the use of the MEGA2 program show evolutionary relationships and functional diversity of the three isoforms of enolase in vertebrates. On the basis of calculations and the phylogenetic trees it can be concluded that vertebrate enolase has evolved according to the "birth and death" model of evolution. An analysis of amino acid sequences of enolases: non-neuronal (NNE), neuron specific (NSE) and muscle specific (MSE) using the S.I.F.T. program indicated non-uniform number of possible substitutions. Tolerated substitutions occur most frequently in α-enolase, while the lowest number of substitutions has accumulated in γ-enolase, which may suggest that it is the most recently evolved isoenzyme of enolase in vertebrates.
Źródło:
Acta Biochimica Polonica; 2005, 52, 2; 507-513
0001-527X
Pojawia się w:
Acta Biochimica Polonica
Dostawca treści:
Biblioteka Nauki
Artykuł
    Wyświetlanie 1-2 z 2

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