Search Results for author: Ned S. Wingreen

Found 5 papers, 3 papers with code

Steric interactions and out-of-equilibrium processes control the internal organization of bacteria

no code implementations19 Apr 2021 Ander Movilla Miangolarra, Sophia Hsin-Jung Li, Jean-François Joanny, Ned S. Wingreen, Michele Castellana

Here, we develop a model that takes into account steric interactions among the components of the Escherichia coli transcriptional-translational machinery (TTM) and out-of-equilibrium effects of mRNA transcription, translation, and degradation, in order to explain many observed features of the nucleoid.

Translation

Stoichiometry controls the dynamics of liquid condensates of associative proteins

no code implementations4 Jan 2021 Pierre Ronceray, Yaojun Zhang, Xichong Liu, Ned S. Wingreen

Multivalent associative proteins with strong complementary interactions play a crucial role in phase separation of intracellular liquid condensates.

Soft Condensed Matter Biological Physics

Nutrient levels and trade-offs control diversity in a model seasonal ecosystem

1 code implementation24 Feb 2019 Amir Erez, Jaime G. Lopez, Benjamin Weiner, Yigal Meir, Ned S. Wingreen

The large variation seen in this simple model suggests that real ecosystems may not obey a single universal relationship between nutrient supply and diversity.

Biological Physics Populations and Evolution

Magic numbers in polymer phase separation -- the importance of being rigid

1 code implementation27 Jan 2019 Bin Xu, Guanhua He, Benjamin G. Weiner, Pierre Ronceray, Yigal Meir, Martin C. Jonikas, Ned S. Wingreen

One class of such condensates is composed of two polymer species, where each consists of repeated binding sites that interact in a one-to-one fashion with the binding sites of the other polymer.

Biological Physics Soft Condensed Matter Subcellular Processes

Asymmetry between Activators and Deactivators in Functional Protein Networks

1 code implementation25 Jul 2018 Ammar Tareen, Ned S. Wingreen, Ranjan Mukhopadhyay

Are "turn-on" and "turn-off" functions in protein-protein interaction networks exact opposites of each other?

Molecular Networks Biological Physics

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