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image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
Current Genetics
Article . 2021 . Peer-reviewed
License: Springer TDM
Data sources: Crossref
image/svg+xml Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao Closed Access logo, derived from PLoS Open Access logo. This version with transparent background. http://commons.wikimedia.org/wiki/File:Closed_Access_logo_transparent.svg Jakob Voss, based on art designer at PLoS, modified by Wikipedia users Nina and Beao
Current Genetics
Article . 2021
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Lipid flippases in polarized growth

Authors: Rosa Laura López-Marqués;
Abstract

Polarized growth is required in eukaryotic cells for processes such as cell division, morphogenesis and motility, which involve conserved and interconnected signalling pathways controlling cell cycle progression, cytoskeleton reorganization and secretory pathway functioning. While many of the factors involved in polarized growth are known, it is not yet clear how they are coordinated both spatially and temporally. Several lines of evidence point to the important role of lipid flippases in polarized growth events. Lipid flippases, which mainly belong to the P4 subfamily of P-type ATPases, are active transporters that move different lipids to the cytosolic side of biological membranes at the expense of ATP. The involvement of the Saccharomyces cerevisiae plasma membrane P4 ATPases Dnf1p and Dnf2p in polarized growth and their activation by kinase phosphorylation were established some years ago. However, these two proteins do not seem to be responsible for the phosphatidylserine internalization required for early recruitment of proteins to the plasma membrane during yeast mating and budding. In a recent publication, we demonstrated that the Golgi-localized P4 ATPase Dnf3p has a preference for PS as a substrate, can reach the plasma membrane in a cell cycle-dependent manner, and is regulated by the same kinases that activate Dnf1p and Dnf2p. This finding solves a long-lasting enigma in the field of lipid flippases and suggests that tight and heavily coordinated spatiotemporal control of lipid translocation at the plasma membrane is important for proper polarized growth.

Country
Denmark
Related Organizations
Keywords

Saccharomyces cerevisiae Proteins, Lipid flippase, MAPK PATHWAYS, EXCHANGE FACTOR CDC24, KINASE GIN4, Saccharomyces cerevisiae, Flippase kinase, SACCHAROMYCES-CEREVISIAE, GOLGI-COMPLEX, AMINOPHOSPHOLIPID TRANSLOCASES, Lipid dynamics, Phospholipids, Cell Proliferation, Adenosine Triphosphatases, P4 ATPase, PHEROMONE RESPONSE, Cell Membrane, YEAST PLASMA-MEMBRANE, Biological Transport, Polarized growth, Eukaryotic Cells, PHOSPHOLIPID TRANSLOCATION, P-type ATPases, ATP-Binding Cassette Transporters, P-TYPE ATPASE

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citations
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
9
Top 10%
Average
Top 10%