Toolkit/transition path sampling

transition path sampling

Computational Method·Research·Since 2010

Also known as: transition path sampling of explicit solvent molecular dynamics trajectories

Taxonomy: Technique Branch / Method. Workflows sit above the mechanism and technique branches rather than replacing them.

Summary

Transition path sampling is a computational method applied to explicit-solvent molecular dynamics trajectories to extract atomistic features of conformational reaction networks. In the cited study, it was used to analyze the millisecond partial unfolding transition in the light-driven photocycle of photoactive yellow protein and to predict reaction coordinate models and tentative transition states.

Usefulness & Problems

Why this is useful

This method is useful for dissecting rare conformational transitions at atomistic resolution from molecular dynamics trajectory data. The cited work indicates that combining transition path sampling with likelihood maximization can infer reaction coordinates and tentative transition states without additional simulation.

Problem solved

It addresses the problem of identifying reaction-network structure and plausible reaction coordinates for millisecond light-induced conformational changes that are difficult to interpret directly from standard simulations. In the reported application, it was used for the partial unfolding transition in photoactive yellow protein.

Taxonomy & Function

Primary hierarchy

Technique Branch

Method: A concrete computational method used to design, rank, or analyze an engineered system.

Target processes

No target processes tagged yet.

Input: Light

Implementation Constraints

The method was implemented on explicit-solvent molecular dynamics trajectories, indicating dependence on prior trajectory generation in an explicit solvent model. The provided evidence does not specify software, force fields, sampling parameters, or system preparation details.

The supplied evidence describes a single application to photoactive yellow protein and does not provide broader benchmarking, comparative performance, or independent replication. Quantitative accuracy, computational cost, and generalizability beyond this system are not specified in the provided evidence.

Validation

Cell-freeBacteriaMammalianMouseHumanTherapeuticIndep. Replication

Supporting Sources

Ranked Claims

Claim 1method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 2method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 3method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 4method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 5method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 6method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 7method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 8method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 9method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 10method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 11method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 12method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 13method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 14method applicationsupports2010Source 1needs review

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.
Claim 15predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 16predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 17predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 18predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 19predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 20predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 21predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 22predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 23predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 24predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 25predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 26predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 27predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.
Claim 28predictionsupports2010Source 1needs review

Likelihood maximization analysis predicted reaction coordinate models for each substep and tentative transition states without further simulation.

Likelihood maximization analysis predicts the best model for the reaction coordinates of each substep as well as tentative transition states, without further simulation.

Approval Evidence

1 source1 linked approval claimfirst-pass slug transition-path-sampling
We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network

Source:

method applicationsupports

Transition path sampling of explicit solvent molecular dynamics trajectories was used to obtain atomistic insight into the reaction network of the millisecond partial unfolding transition in the photocycle of photoactive yellow protein.

We employ transition path sampling of explicit solvent molecular dynamics trajectories to obtain atomistic insight in the reaction network of the millisecond timescale partial unfolding transition in the photocycle of the bacterial sensor photoactive yellow protein.

Source:

Comparisons

Source-backed strengths

The reported strength is atomistic insight into the reaction network derived from explicit-solvent molecular dynamics trajectories. The study also reports prediction of reaction coordinate models for each substep and tentative transition states without further simulation.

Ranked Citations

  1. 1.
    StructuralSource 1Proceedings of the National Academy of Sciences2010Claim 1Claim 2Claim 3

    Extracted from this source document.