Author
G. L. Dignon
Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.
Biology Disciplines
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2017-2023 · peak 4/yrCo-Author Collaboration Network
10 top collaborators · 24 mutual co-author links8 papers
Recent·Most cited
A predictive coarse-grained model for position-specific effects of post-translational modifications on disordered protein phase separation
T. M. Perdikari, N. Jovic, G. L. Dignon, Y. C. Kim, N. L. Fawzi, J. Mittal
This paper develops a coarse-grained model to predict how position-specific post-translational modifications affect disordered protein phase separation.
Biophysical Journal · Apr 1, 2021Peer-reviewedBiophysics
Molecular details of protein condensates probed by microsecond-long atomistic simulations
W. Zheng, G. L. Dignon, X. Xu, R. M. Regy, N. L. Fawzi, Y. C. Kim, R. Best, J. Mittal
The paper uses all-atom simulations to study protein condensates, revealing structural and dynamic details of phase separation in two IDPs and showing agreement with experiments.
bioRxiv · Aug 5, 2020Biophysics
Tyrosine phosphorylation regulates hnRNPA2 granule protein partitioning & reduces neurodegeneration
V. H. Ryan, T. M. Perdikari, M. T. Naik, C. F. Saueressig, J. Lins, G. L. Dignon, J. Mittal, A. C. Hart, N. L. Fawzi
The paper shows tyrosine phosphorylation of hnRNPA2 reduces granule component partitioning and neurodegeneration in a C. elegans model.
bioRxiv · Mar 15, 2020Biochemistry
Hydropathy patterning complements charge patterning to describe conformational preferences of disordered proteins
W. Zheng, G. L. Dignon, M. Brown, Y. C. Kim, J. Mittal
The paper introduces a new order parameter, SHD, and combines it with charge patterning to predict the scaling behavior of intrinsically disordered proteins from their sequences.
bioRxiv · Jan 25, 2020Biophysics
Identifying Sequence Perturbations to an Intrinsically Disordered Protein that Determine Its Phase Separation Behavior
B. Schuster, G. L. Dignon, W. S. Tang, F. Kelley, A. K. Ranganath, C. N. Jahnke, A. G. Simpkins, R. M. Regy, D. A. Hammer, M. C. Good, J. Mittal
This study identifies sequence features of an intrinsically disordered protein that influence its phase separation behavior through computational modeling and experimental validation.
bioRxiv · Jan 6, 2020Biophysics
TDP-43 α-helical structure tunes liquid-liquid phase separation and function
A. E. Conicella, G. L. Dignon, G. H. Zerze, H. B. Schmidt, A. M. D'Ordine, Y. C. Kim, R. Rohatgi, Y. M. Ayala, J. Mittal, N. L. Fawzi
This study shows that mutations in TDP-43's helical region modulate its phase separation and function, with implications for ALS and synthetic biology.
bioRxiv · May 18, 2019Biochemistry
Sequence determinants of protein phase behavior from a coarse-grained model
G. L. Dignon, W. Zheng, Y. C. Kim, R. B. Best, J. Mittal
This paper develops a coarse-grained computational model to simulate liquid-liquid phase separation of proteins, showing it can capture phase diagram changes due to mutations and domain presence.
bioRxiv · Dec 21, 2017Biophysics