Published April 8, 2022 | Version 2

Common Dynamic Determinants Govern Quorum Quenching Activity in N-terminal Serine Hydrolases

  • 1. Institute of Molecular Biology and Biotechnology, Faculty of Biology, Adam Mickiewicz University in Poznan & International Institute of Molecular and Cell Biology in Warsaw, Poland

Description

  • (File-01) Free enzymes molecular dynamics:

    • input parameters and topologies for aPGA, ecPGA and paPvdQ enzymes

    • general input files for MD simulations in AMBER

    • output restart files from minimization, equilibration and production runs

    • output files from minimization, equilibration and production runs

    • raw data for analysis and visualization:

      1. protein backbone RMSD evolution

      2. binding cavity dynamics analysis

      3. principal component analysis of catalytic machinery (with states' representatives in PDF format)

 

  • (File-02) Ligand-enzyme complexes molecular dynamics:

    • input parameters and topologies for aPGA, ecPGA and paPvdQ in complex with C06- and C08-HSL molecules

    • general input files for MD simulations in AMBER

    • output restart files from minimization, equilibration and production runs

    • output files from minimization, equilibration and production runs

    • raw data for analysis and visualization:

      1. protein backbone RMSD evolution

      2. near-attack-conformation (NAC) stabilization

      3. HSLs RMSD evolution

      4. MM/PBSA binding energy estimation

      5. HSLs heavy atoms RMSF

 

  • (File-03) Michaelis complex ensemble generation molecular dynamics:

    • input parameters and topologies for aPGA, ecPGA and paPvdQ in complex with C06- and C08-HSL molecules

    • general input files for MD simulations in AMBER

    • output restart files from ensemble generation production runs

    • output files from ensemble generation production runs

 

  • (Files-04-06) Ligand-enzyme QM/MM steered molecular dynamics:

    • input parameters for aPGA, ecPGA and paPvdQ in complex with C06- and C08-HSL molecules

    • ensemble of input restart files generated in stage 3

    • general input files for QM/MM steered MD simulations in AMBER

    • output restart files from QM/MM MD equilibration simulations and QM/MM steered MD simulations

    • output files and output work from QM/MM steered MD simulations

 

  • (File-07) Ligand-enzyme QM/MM steered molecular dynamics data for analysis and visualization:

    • reaction states ensembles (in PDB format) extracted from QM/MM steered MD simulations with crucial distances measured

    • evolution of the reaction coordinate elements in the first and second step of acylation

    • representative states of the reaction stages for visualization (in PDB format)

    • different dynamics of the residues gating access to acyl-binding cavity at TS1

    • different dynamics of the residues gating overall access to active site at TS2a

    • different system-dependent bending of the HSLs at TS1 and TS2a

 

Notes

This work was supported by the National Science Centre, Poland (Grant Numbers 2017/25/B/NZ1/01307 and 2021/41/N/NZ2/01365) and by the Institutional Research project RVO61388971 from the Institute of Microbiology of the CAS. B.S. is a recipient of a scholarship provided by POWER project POWR.03.02.00-00-I022/16. The computations were performed at the Poznan Supercomputing and Networking Center.

Files

README.txt

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