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Proteins and Polysaccharides from Underused Marine Resources: Properties and Applications

A special issue of International Journal of Molecular Sciences (ISSN 1422-0067). This special issue belongs to the section "Macromolecules".

Deadline for manuscript submissions: closed (31 January 2024) | Viewed by 980

Special Issue Editors


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Kazan Institute of Biochemistry and Biophysics of FRC Kazan Scientific Center of Rassian Academy of Sciences, 420111 Kazan, Russia
Interests: biophysics and physical chemistry of biomacromolecules, structure and functions
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Guest Editor
Chemistry Department, Institute of Natural Science and Technology of Murmansk Arctic University, 183010 Murmansk, Russia
Interests: gel chemistry

Special Issue Information

Dear Colleagues,

Underused protein and polysaccharide marine resources can play increasingly great roles in the solving of problems of humanity such as nutrition, medicine, pharmacy, novel biotechnologies, etc. The main problem of the successful usage of natural proteins and polysaccharides is their wide variation of properties and the inefficiency of their fine purification on a large scale. These biopolymers, which belong to identical families but are obtained from organisms living in distinct territories, can have variants in chemical composition and structure and contain different impurities, thus introducing novel properties to their formulations.

The main purpose of this Special Issue is the comprehensive study of proteins and polysaccharides of marine origin, extracted and purified in laboratory conditions. The main objects for this study are polysaccharides from marine plants and animals (alginate, carrageenan, fucoidan, chitosan, etc.) and fish proteins (collagen, gelatin, fish protein isolate), including antifreeze proteins. The characterization of the marine biopolymers’ structures at different levels, polysaccharide–polysaccharide, protein–polysaccharide interactions, and different properties of these systems are important for understanding the biological processes in living systems, as well as for the development and optimization of biotechnological processes and engineered systems.

We welcome contributions in the fields of biopolymer science which are at the borderline between biology, physics, chemistry, and material science. The present Special Issue, entitled “Proteins and Polysaccharides from Underused Marine Resources: Properties and Applications”, aims to provide actual and comprehensive knowledge to the large community involved in this field.

Prof. Dr. Yuriy F. Zuev
Dr. Igor Sedov
Prof. Dr. Svetlana Deckach
Guest Editors

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Keywords

  • underused marine resources
  • proteins and polysaccharides
  • intermolecular interactions
  • biopolymer hydrocolloids
  • molecular physics
  • chemical physics

Published Papers (1 paper)

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Research

18 pages, 1440 KiB  
Article
Ions-Induced Alginate Gelation According to Elemental Analysis and a Combinatorial Approach
by Olga S. Zueva, Tahar Khair, Mariia A. Kazantseva, Larisa Latypova and Yuriy F. Zuev
Int. J. Mol. Sci. 2023, 24(22), 16201; https://doi.org/10.3390/ijms242216201 - 11 Nov 2023
Cited by 1 | Viewed by 774
Abstract
This study considers the potential of elemental analysis of polysaccharide ionotropic gels in elucidating the junction zones for different divalent cations. The developed algorithm ensures the correct separation of contributions from physically adsorbed and structure-forming ionic compounds, with the obtained results scaled to [...] Read more.
This study considers the potential of elemental analysis of polysaccharide ionotropic gels in elucidating the junction zones for different divalent cations. The developed algorithm ensures the correct separation of contributions from physically adsorbed and structure-forming ionic compounds, with the obtained results scaled to alginate C12 block. Possible versions of chain association into dimers and their subsequent integration into flat junction zones were analyzed within the framework of the “egg-box” model. The application of combinatorial analysis made it possible to derive theoretical relations to find the probability of various types of egg-box cell occurrences for alginate chains with arbitrary monomeric units ratio μ = M/G, which makes it possible to compare experimental data for alginates of different origins. Based on literature data and obtained chemical formulas, the possible correspondence of concrete biopolymer cells to those most preferable for filling by alkaline earth cations was established. The identified features of elemental composition suggest the formation of composite hydrated complexes with the participation of transition metal cations. The possibility of quantitatively assessing ordered secondary structures formed due to the physical sorption of ions and molecules from environment, correlating with the sorption capabilities of Me2+ alginate, was established. Full article
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