Search Results for author: Rob Phillips

Found 12 papers, 3 papers with code

Dissecting endogeneous genetic circuits from first principles

1 code implementation29 Jan 2024 Rosalind Wenshan Pan, Tom Roeschinger, Kian Faizi, Rob Phillips

These parameters include binding site copy number, where a large number of binding sites may titrate away transcription factors, as well as overlapping binding sites, which may affect analysis of the mutual dependence between mutations in the regulatory region and expression levels.

Specificity

Schrödinger's "What is Life?" at 75

no code implementations7 Feb 2021 Rob Phillips

2019 marked the 75th anniversary of the publication of Erwin Schr\"{o}dinger's "What is Life?

Programming Boundary Deformation Patterns in Active Networks

no code implementations21 Jan 2021 Zijie Qu, Jialong Jiang, Heun Jin Lee, Rob Phillips, Shahriar Shadkhoo, Matt Thomson

Studying a large set of shapes, we observe that the active networks contract in a shape-preserving manner that persists over the course of contraction.

Soft Condensed Matter

Reconciling Kinetic and Equilibrium Models of Bacterial Transcription

1 code implementation14 Jun 2020 Muir J. Morrison, Manuel Razo-Mejia, Rob Phillips

The study of transcription remains one of the centerpieces of modern biology with implications in settings from development to metabolism to evolution to disease.

Allostery and Kinetic Proofreading

no code implementations26 May 2020 Vahe Galstyan, Rob Phillips

Kinetic proofreading is an error correction mechanism present in the processes of the central dogma and beyond, and typically requires the free energy of nucleotide hydrolysis for its operation.

Proofreading through spatial gradients

no code implementations23 May 2020 Vahe Galstyan, Kabir Husain, Fangzhou Xiao, Arvind Murugan, Rob Phillips

Key enzymatic processes in biology use the nonequilibrium error correction mechanism called kinetic proofreading to enhance their specificity.

Specificity

First-principles prediction of the information processing capacity of a simple genetic circuit

1 code implementation7 May 2020 Manuel Razo-Mejia, Sarah Marzen, Griffin Chure, Rachel Taubman, Muir Morrison, Rob Phillips

We then predict the information processing capacity of the genetic circuit for a suite of biophysical parameters such as protein copy number and protein-DNA affinity.

SARS-CoV-2 (COVID-19) by the numbers

no code implementations28 Mar 2020 Yinon M. Bar-On, Avi I. Flamholz, Rob Phillips, Ron Milo

The current SARS-CoV-2 pandemic is a harsh reminder of the fact that, whether in a single human host or a wave of infection across continents, viral dynamics is often a story about the numbers.

How the Avidity of Polymerase Binding to the -35/-10 Promoter Sites Affects Gene Expression

no code implementations3 Apr 2019 Tal Einav, Rob Phillips

We show that this the refined energy matrix model can characterize the full suite of gene expression data and explore several applications of this framework, namely, how multivalent binding at the -35 and -10 sites can buffer RNAP kinetics against mutations and how promoters that bind overly tightly to RNA polymerase can inhibit gene expression.

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