Keyword Analysis & Research: porins

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  • Porin (protein) - Wikipedia

    wikipedia.org

    https://en.wikipedia.org/wiki/Porin_(protein)

    WEBPorins are beta barrel proteins that cross a cellular membrane and act as a pore, through which molecules can diffuse. Unlike other membrane transport proteins, porins are large enough to allow passive diffusion, i.e., they act as channels that …

    DA: 55 PA: 60 MOZ Rank: 98

  • Porins and small-molecule translocation across the outer

    nature.com

    https://www.nature.com/articles/s41579-019-0294-2

    WEBDec 2, 2019 · In this Review, Pagès and colleagues discuss advances in our understanding of the roles of general porins in small-molecule translocation in Enterobacteriaceae and consider the crucial ...

    DA: 53 PA: 59 MOZ Rank: 68

  • Outer Membrane Porins - PubMed

    nih.gov

    https://pubmed.ncbi.nlm.nih.gov/31214985/

    WEBPorins. The transport of small molecules across membranes is essential for the import of nutrients and other energy sources into the cell and, for the export of waste and other potentially harmful byproducts out of the cell. While hydrophobic molecules are permeable to membranes, ions and other small polar ….

    DA: 95 PA: 67 MOZ Rank: 40

  • Distinct Roles of Outer Membrane Porins in Antibiotic Resistance …

    nih.gov

    https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6503746/

    WEBApr 30, 2019 · Porins are outer membrane proteins associated with the modulation of cellular permeability and antibiotic resistance. Although there are numerous studies regarding porins, a systematic approach about the roles of porins in bacterial physiology and antibiotic resistance does not exist yet.

    DA: 77 PA: 2 MOZ Rank: 31

  • Outer membrane permeability: Antimicrobials and diverse nutrients

    nih.gov

    https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8346889/

    WEBAug 8, 2021 · Porins are mostly required for utilization of valuable nutrients containing multiple carboxylate groups, which permeate poorly through the porin-free outer membrane. Porins provide efficient translocation pathways for …

    DA: 49 PA: 19 MOZ Rank: 5

  • Porin - an overview | ScienceDirect Topics

    sciencedirect.com

    https://www.sciencedirect.com/topics/agricultural-and-biological-sciences/porin

    WEBPorins are proteins present in the outer membranes of gram-negative bacteria that form channels to allow the entry of antibiotics.

    DA: 100 PA: 74 MOZ Rank: 85

  • Porin - an overview | ScienceDirect Topics

    sciencedirect.com

    https://www.sciencedirect.com/topics/medicine-and-dentistry/porin

    WEBPorins, hydrophilic transmembrane channel proteins, are one of the most abundant proteins in the outer membrane of gram-negative bacteria (Fig. 1). The outer membrane can have a porin abundance of up to 100%, e.g., porin P100 of Thermus thermophilus forms a complete layer called the s-layer composed of only this porin ( Caston, Berenguer, de ...

    DA: 9 PA: 59 MOZ Rank: 79

  • Suppl 1: Structure, Function and Regulation of Outer Membrane …

    nih.gov

    https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3617542/

    WEBMar 22, 2013 · These outer membrane proteins (OMPs), called porins, are characterized by a β-barrel structure and form water-filled channels for the passage of a large variety of hydrophilic molecules. Different types of porins have been characterized in Gram-negative bacteria and classified according to their activity, structure and regulation.

    DA: 84 PA: 53 MOZ Rank: 45

  • The porin and the permeating antibiotic: a selective diffusion barrier

    nature.com

    https://www.nature.com/articles/nrmicro1994

    WEBNov 10, 2008 · Key Points. Porin modification is a major bacterial resistance strategy that restricts the influx of β-lactam and fluoroquinolone antibiotics. Clinical multidrug resistant enterobacterial ...

    DA: 34 PA: 39 MOZ Rank: 37

  • Structure of Porins | Cell Biology | JoVE

    jove.com

    https://www.jove.com/science-education/12817/structure-of-porins

    WEBPorins are barrel-shaped proteins of the outer mitochondrial membrane that allow the free diffusion of ions and metabolites through a central channel. Porins are formed of beta-sheets arranged into a circular hollow structure with hydrophobic amino acid residues facing the lipid bilayer and the hydrophilic amino acid residues lining the inner ...

    DA: 86 PA: 58 MOZ Rank: 41