scholarly journals Lipids of Archaeal Viruses

Archaea ◽  
2012 ◽  
Vol 2012 ◽  
pp. 1-8 ◽  
Author(s):  
Elina Roine ◽  
Dennis H. Bamford

Archaeal viruses represent one of the least known territory of the viral universe and even less is known about their lipids. Based on the current knowledge, however, it seems that, as in other viruses, archaeal viral lipids are mostly incorporated into membranes that reside either as outer envelopes or membranes inside an icosahedral capsid. Mechanisms for the membrane acquisition seem to be similar to those of viruses infecting other host organisms. There are indications that also some proteins of archaeal viruses are lipid modified. Further studies on the characterization of lipids in archaeal viruses as well as on their role in virion assembly and infectivity require not only highly purified viral material but also, for example, constant evaluation of the adaptability of emerging technologies for their analysis. Biological membranes contain proteins and membranes of archaeal viruses are not an exception. Archaeal viruses as relatively simple systems can be used as excellent tools for studying the lipid protein interactions in archaeal membranes.

2016 ◽  
Vol 2016 (10) ◽  
pp. pdb.prot087981 ◽  
Author(s):  
Kuan-Yi Lu ◽  
Chien-Sheng Chen ◽  
Johnathan Neiswinger ◽  
Heng Zhu

2015 ◽  
Vol 7 (17) ◽  
pp. 7076-7094 ◽  
Author(s):  
Chih-Yun Hsia ◽  
Mark J. Richards ◽  
Susan Daniel

Lipid–protein interactions are essential for modulating membrane protein structures and biological functions in the cell plasma membrane. In this review we describe the salient features of classical and emerging methodologies for studying protein–lipid interactions and their limitations.


1979 ◽  
Vol 24 (3) ◽  
pp. 297-303 ◽  
Author(s):  
Boris Yu. Zaslavsky ◽  
Anna A. Borovskaya ◽  
Aleksei Yu. Lisichkin ◽  
Yurii A. Davidovich ◽  
Sergei V. Rogozhin

Author(s):  
Samaneh Jafari Porzani ◽  
Adriana Sturion Lorenzi ◽  
Masoumeh Eghtedari ◽  
Bahareh Nowruzi

: The general overview aimed to increase the current knowledge interactions between dehydrogenase enzymes and nanoparticles, and introduce dehydrogenases for industrial and health purposes. Nanoparticles (NPs) are particles constituting from 1 to 100 nm based on their size with a surrounding interfacial layer. Nanoparticle-Protein interactions include covalent and non-covalent attachments. Several dehydrogenase enzymes (e.g., alcohol dehydrogenase, lactate dehydrogenase, alanine dehydrogenase, glutamate dehydrogenase, leucine dehydrogenase, phenylalanine dehydrogenase, and malate dehydrogenase) are used for immobilization by nanoparticles. Such as magnetic nanoparticles and quantum dots, represent attractive model systems for biological enzyme assemblies and design of bioanalytical sensors. Further, bioconjugation of nanoparticles with dehydrogenase enzymes has broad applications in biocatalysis and nanomedicine for drug discovery. However, studies on the characterization of nanoparticle-enzyme complexes accept apparent that the anatomy and action of enzymes are afflicted by the chemistry of nanoparticle ligand, size, actual, and labeling methods. Moreover, the nanoparticle-protein conjugation revealed increased/decreased enzymatic activity due to nanoparticle features. Thus, this work reviewed the findings of nanoparticle-enzyme interactions for nanotechnology applications and conjugation techniques. We also highlight several challenges associated with the nanoparticle-enzyme interactions, including stability and reusability of the enzymes in nanoparticle-enzyme formation.


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