Search Results for author: Tsvi Tlusty

Found 13 papers, 4 papers with code

Statistical Survey of Chemical and Geometric Patterns on Protein Surfaces as a Blueprint for Protein-mimicking Nanoparticles

no code implementations19 Jul 2024 John M. McBride, Aleksei Koshevarnikov, Marta Siek, Bartosz A. Grzybowski, Tsvi Tlusty

Despite recent breakthroughs in understanding how protein sequence relates to structure and function, considerably less attention has been paid to the general features of protein surfaces beyond those regions involved in binding and catalysis.

AI-predicted protein deformation encodes energy landscape

no code implementations30 Nov 2023 John M McBride, Tsvi Tlusty

AI algorithms have proven to be excellent predictors of protein structure, but whether and how much these algorithms can capture the underlying physics remains an open question.

Protein Design

The Physical Logic of Protein Machines

no code implementations16 Nov 2023 John M. McBride, Tsvi Tlusty

Proteins are intricate molecular machines whose complexity arises from the heterogeneity of the amino acid building blocks and their dynamic network of many-body interactions.

AlphaFold2 can predict single-mutation effects

2 code implementations14 Apr 2022 John M. McBride, Konstantin Polev, Amirbek Abdirasulov, Vladimir Reinharz, Bartosz A. Grzybowski, Tsvi Tlusty

AlphaFold2 (AF) is a promising tool, but is it accurate enough to predict single mutation effects?

General theory of specific binding: insights from a genetic-mechano-chemical protein model

1 code implementation22 Feb 2022 John M McBride, Jean-Pierre Eckmann, Tsvi Tlusty

Here, we present such a model that combines chemistry, mechanics and genetics, and explains how their interplay governs the evolution of specific protein-ligand interactions.

Specificity

de novo gene birth as an inevitable consequence of adaptive evolution

no code implementations2 Sep 2021 Somya Mani, Tsvi Tlusty

Phylostratigraphy suggests that new genes are continually born de novo from non-genic sequences, and the genes that persist found new lineages, contributing to the adaptive evolution of organisms.

A topological look into the evolution of developmental programs

no code implementations15 Jul 2021 Somya Mani, Tsvi Tlusty

Here, we propose that these lineage maps can also reveal how developmental programs evolve: the modes of evolving new cell types in an organism should be visible in its developmental trajectories, and therefore in the geometry of its cell type lineage map.

Dimensional Reduction in Complex Living Systems: Where, Why, and How

no code implementations2 Mar 2021 Jean-Pierre Eckmann, Tsvi Tlusty

The unprecedented prowess of measurement techniques provides a detailed, multi-scale look into the depths of living systems.

Walking droplets, swimming microbes: on memory in physics and life

no code implementations22 Nov 2020 Albert Libchaber, Tsvi Tlusty

Whirling and swerving, a bacterium is swimming in a test tube, foraging for food.

Structural asymmetry along protein sequences and co-translational folding

1 code implementation29 Sep 2020 John M McBride, Tsvi Tlusty

A phenomenological model predicts that CTF can be accelerated by asymmetry, up to double the rate, when folding time is commensurate with translation time; analysis of the PDB reveals that structural asymmetry is indeed maximal in this regime.

Translation

$αβ$ DCA method identifies unspecific binding but specific disruption of the group I intron by the StpA chaperone

no code implementations8 Nov 2019 Vladimir Reinharz, Tsvi Tlusty

Moreover, the interactions are strongly associated with the charge pattern: negatively charged regions in the destabilizing StpA N-terminal affect a few specific positions in the RNA, located in stems and in the pseudoknot.

Imperfect fifths pack into musical scales

1 code implementation13 Jun 2019 John M. McBride, Tsvi Tlusty

Musical scales are used in cultures throughout the world, but the question as to how they evolved remains open.

Sound Audio and Speech Processing Neurons and Cognition

The self-referring DNA and protein: a remark on physical and geometrical aspects

no code implementations10 Apr 2018 Tsvi Tlusty

All known life forms are based upon a hierarchy of interwoven feedback loops, operating over a cascade of space, time and energy scales.

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