Evidence map›Paper›PMID 35860006›Full record

ReviewInterface focus2022

The linear framework: using graph theory to reveal the algebra and thermodynamics of biomolecular systems.

Kee-Myoung Nam, Rosa Martinez-Corral, Jeremy Gunawardena

Abstract readReview
In one paragraph

Review in Interface focus, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 15 papers.

0numbers the graph read from it
0cells of the map it votes in
15citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

15 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. Article
  5. Article
  6. Article
  7. Flexibility and sensitivity in gene regulation out of equilibrium.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  8. Article
  9. Article
  10. The Hill function is the universal Hopfield barrier for sharpness of input-output responses.Proceedings of the National Academy of Sciences of the United States of America · 2024
    Article
  11. Article
  12. Article
  13. Article
  14. Article
  15. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Kee-Myoung NamDepartment of Systems Biology, Harvard Medical School, Boston, MA 02115, USA.ORCID https://orcid.org/0000-0002-3594-6141
Rosa Martinez-CorralDepartment of Systems Biology, Harvard Medical School, Boston, MA 02115, USA.ORCID 0000-0003-3600-3601
Jeremy GunawardenaDepartment of Systems Biology, Harvard Medical School, Boston, MA 02115, USA.ORCID 0000-0002-7280-1152

Funding

Information Integration and Energy Expenditure in Eukaryotic Gene RegulationR01GM122928 · NIGMS · HARVARD MEDICAL SCHOOL · PI DEPACE, ANGELA H, GUNAWARDENA, JEREMY · 2017 to 2024
$3.7M
Information Processing by Post-translational ModificationR01GM105375 · NIGMS · HARVARD MEDICAL SCHOOL · PI GUNAWARDENA, JEREMY, LAHAV, GALIT · 2015 to 2022
$3.0M
NIGMS NIH HHS R01 GM105375NIGMS NIH HHS R01 GM122928
6 · The paper itself

Abstract

The linear framework uses finite, directed graphs with labelled edges to model biomolecular systems. Graph vertices represent biochemical species or molecular states, edges represent reactions or transitions and labels represent rates. The graph yields a linear dynamics for molecular concentrations or state probabilities, with the graph Laplacian as the operator, and the labels encode the nonlinear interactions between system and environment. The labels can be specified by vertices of other graphs or by conservation laws or, when the environment consists of thermodynamic reservoirs, they may be constants. In the latter case, the graphs correspond to infinitesimal generators of Markov processes. The key advantage of the framework has been that steady states are determined as rational algebraic functions of the labels by the Matrix-Tree theorems of graph theory. When the system is at thermodynamic equilibrium, this prescription recovers equilibrium statistical mechanics but it continues to hold for non-equilibrium steady states. The framework goes beyond other graph-based approaches in treating the graph as a mathematical object, for which general theorems can be formulated that accommodate biomolecular complexity. It has been particularly effective at analysing enzyme-catalysed modification systems and input-output responses.

Indexed as

gene regulationgraph theoryHill functionsHopfield barrierlinear frameworkpost-translational modification systemsrational parametrization

Identifiers

PMID35860006
PMCPMC9184966

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.