Isolation and Characterization of The Functional Properties of The Major Protein Fraction from Nyamplung (Calophyllum inophyllum)

Defatted nyamplung (Calophyllum inophyllum) seeds as by-products of oil extraction is a rich source of protein. In order to evaluate its potential as value-added of nyamplung seeds, nyamplung proteins were isolated by solubilization-precipitation method at pH 3 and 5. The obtaining protein isolates...

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Main Authors: Putra, Muhammad Prima (Author), Hastuti, Pudji (Author)
Format: EJournal Article
Published: Indonesian Association of Food Technologists, 2014-09-10.
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042 |a dc 
100 1 0 |a Putra, Muhammad Prima  |e author 
700 1 0 |a Hastuti, Pudji  |e author 
245 0 0 |a Isolation and Characterization of The Functional Properties of The Major Protein Fraction from Nyamplung (Calophyllum inophyllum) 
260 |b Indonesian Association of Food Technologists,   |c 2014-09-10. 
500 |a https://jurnal.ugm.ac.id/ifnp/article/view/15235 
520 |a Defatted nyamplung (Calophyllum inophyllum) seeds as by-products of oil extraction is a rich source of protein. In order to evaluate its potential as value-added of nyamplung seeds, nyamplung proteins were isolated by solubilization-precipitation method at pH 3 and 5. The obtaining protein isolates were characterized with respect to their functional properties, including water binding capacity, oil binding capacity, foaming capacity, foaming stability, emulsifying activity, emulsifying stability, gelation capacity, and amino acid composition. The results show that nyamplung protein could be considered as high protein quality because essential amino acids leucine (4.39 %), proline (4.22 %), valine (3.34 %), aspartic acid (3.23 %) and lysine (3.34 %) were found to be the major amino acids. Polar amino acids were higher than non-polar amino acid (1.7 times). With the consequence in higher ratio of water binding capacity to oil binding capacity (2.7 times) and high value of hydrophile-lypophile balance. In general, the isolated protein from precipitation at pH 3 (IP3) was found to have better functional properties than that being precipitated at pH (IP5), and showed excellent in water binding, emulsifying, gelation and foaming properties. In conclusion, IP3 can be utilized as high quality proteins and emulsifier in oil in water emulsion system. 
540 |a Copyright (c) 2014 Food and Nutrition Progress 
540 |a http://creativecommons.org/licenses/by-sa/4.0 
546 |a eng 
655 7 |a info:eu-repo/semantics/article  |2 local 
655 7 |a info:eu-repo/semantics/publishedVersion  |2 local 
655 7 |a Peer-reviewed Article  |2 local 
786 0 |n Indonesian Food and Nutrition Progress; Vol 13, No 1 (2014); 17-23 
786 0 |n 2597-9388 
786 0 |n 0854-6177 
787 0 |n https://jurnal.ugm.ac.id/ifnp/article/view/15235/10241 
856 4 1 |u https://jurnal.ugm.ac.id/ifnp/article/view/15235/10241  |z Get Fullteks