<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>Potato proteins contains essential amino acids in considerably high concentration, therefore potatoes are considered to be one of the most valuable plant origin food for human consumption. Patatin forms one of the largest group of potato proteins with high potential to be used in food industry as a novel food. This study has been performed to approbate patatin determination method for evaluation of protein quality of potato genotypes, as well as evaluate patatin relative abundance (PRA) for breeding programmes to create in the future potato cultivars with higher value and potential to develop new products.</p>
<p>The evaluation of patatin was performed in following steps– extraction proteins from potato, determination of patatin concentration and calculation of its relative abundance in proteins. Separation of patatin from potato tubers was made using extraction by SDS extraction buffer and determination of patatin in organically and conventionally (with differnt N suply) grown samples of 20 potato genotypes. The results of one-year study showed that patatin relative abundance of different cultivars varied from 1.65% to 50.2% and it was significantly different among genotypes. The nitrogen content of soil and maturity type of potato did not affect PRA significantly. Results provide impetus for further research.</p>
</abstract>

Potato proteins contains essential amino acids in considerably high concentration, therefore potatoes are considered to be one of the most valuable plant origin food for human consumption. Patatin forms one of the largest group of potato proteins with high potential to be used in food industry as a novel food. This study has been performed to approbate patatin determination method for evaluation of protein quality of potato genotypes, as well as evaluate patatin relative abundance (PRA) for breeding programmes to create in the future potato cultivars with higher value and potential to develop new products.
The evaluation of patatin was performed in following steps– extraction proteins from potato, determination of patatin concentration and calculation of its relative abundance in proteins. Separation of patatin from potato tubers was made using extraction by SDS extraction buffer and determination of patatin in organically and conventionally (with differnt N suply) grown samples of 20 potato genotypes. The results of one-year study showed that patatin relative abundance of different cultivars varied from 1.65% to 50.2% and it was significantly different among genotypes. The nitrogen content of soil and maturity type of potato did not affect PRA significantly. Results provide impetus for further research.

Evaluation of patatin content in proteins of potato genotypes grown in Latvia

Crop Research Department, Institute of Agroresources and Economics

Rural Sustainability Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Evaluation of patatin content in proteins of potato genotypes grown in Latvia"}

Potato proteins contains essential amino acids in considerably high concentration, therefore potatoes are considered to be one of the most valuable plant...

Evaluation of patatin content in proteins of potato genotypes grown in Latvia

Publié en ligne: 22 déc. 2021

Pages: 125 - 132

Reçu: 21 sept. 2021

Accepté: 08 nov. 2021

DOI: https://doi.org/10.2478/plua-2021-0024

Mots clés
patatin relative abundance, potato genotypes, chip electrophoresis

© 2021 Dace Berga et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Evaluation of patatin content in proteins of potato genotypes grown in Latvia

Publié en ligne: 22 déc. 2021

Pages: 125 - 132

Reçu: 21 sept. 2021

Accepté: 08 nov. 2021

DOI: https://doi.org/10.2478/plua-2021-0024

Mots cléspatatin relative abundance, potato genotypes, chip electrophoresis

© 2021 Dace Berga et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Mots clés
patatin relative abundance, potato genotypes, chip electrophoresis