Ver1.1

.gitignore

@@ -164,3 +164,5 @@ trial*
 !trial.py
 inputs
 docs/book/
+MSM/*_test.ipynb
+test/

README.md

@@ -1,26 +1,27 @@
-# PaCS-ToolKit
+# PaCS-Toolkit
 
-PaCS-ToolKit enables the execution of PaCS-MD (Parallel Cascade Selection Molecular Dynamic Simulation), a non-bias-enhanced sampling method, across various environments. Additionally, it offers tools for result analysis and visualization.
+PaCS-Toolkit enables the execution of PaCS-MD (Parallel Cascade Selection Molecular Dynamic Simulation), a non-bias-enhanced sampling method, across various environments. Additionally, it offers tools for result analysis and visualization.
 While PaCS-MD offers a wide range of applications with existing evaluation types, our toolkit also allows for the integration of additional types as needed.
 
 We believe our package will benefit your research.
 
-- [PaCS-ToolKit](#pacs-toolkit)
+- [PaCS-Toolkit](#pacs-toolkit)
   - [Document](#document)
   - [Quick install](#quick-install)
+  - [Example command](#example-command)
   - [Citation](#citation)
   - [LICENSE](#license)
 
 
 ## Document
-- The documentation of PaCS-ToolKit is [here](https://kitaolab.github.io/PaCS-Toolkit/).
+- The documentation of PaCS-Toolkit is [here](https://kitaolab.github.io/PaCS-Toolkit/).
 
 ## Quick install
 
 <details><summary> 1. Install by pip </summary>
 
 ~~~shell
-# Install all feautres of PaCS-ToolKit
+# Install all feautres of PaCS-Toolkit
 pip install "pacs[all] @ git+https://github.com/Kitaolab/PaCS-Toolkit.git"
 ~~~
 
@@ -32,10 +33,10 @@ see [document](https://kitaolab.github.io/PaCS-Toolkit/) for more information.
 <details><summary> 2. Install by conda and pip </summary>
 
 ~~~shell
-conda create -n pacs "python>=3.7" -y
+conda create -n pacs "python>=3.8" -y
 conda activate pacs
 
-# Install all features of PaCS-ToolKit
+# Install all features of PaCS-Toolkit
 pip install "pacs[all] @ git+https://github.com/Kitaolab/PaCS-Toolkit.git"
 ~~~
 
@@ -44,32 +45,32 @@ see [document](https://kitaolab.github.io/PaCS-Toolkit/) for more information.
 </details>
 
 
+## Example command
+```sh
+pacs mdrun -t 1 -f input.toml
+```
+see help messages(`pacs --help`) and [document](https://kitaolab.github.io/PaCS-Toolkit/) for more information.
+
 ## Citation
-~~~txt
-- PaCS-Toolkit
-[1] Ikizawa, S.*, Hori, T.*, Wijana, T.N.*, Kono, H., Bai, Z., Kimizono, T., Lu, W., Tran, D.P., & Kitao, A. PaCS-Toolkit: Optimized software utilities for parallel cascade selection molecular dynamics (PaCS-MD) simulations and subsequent analyses. J. Phys. Chem. B. 128, 15, 3631-3642 (2024). https://doi.org/10.1021/acs.jpcb.4c01271
+- [1] PaCS-Toolkit: Ikizawa, S.*, Hori, T.*, Wijana, T.N.*, Kono, H., Bai, Z., Kimizono, T., Lu, W., Tran, D.P., & Kitao, A. PaCS-Toolkit: Optimized software utilities for parallel cascade selection molecular dynamics (PaCS-MD) simulations and subsequent analyses. *J. Phys. Chem. B.*, **128**, 15, 3631-3642 (2024). https://doi.org/10.1021/acs.jpcb.4c01271
 
-- Original PaCS-MD or targeted-PaCS-MD (t-PaCS-MD)
-[2] Harada, R., & Kitao, A. Parallel cascade selection molecular dynamics (PaCS-MD) to generate conformational transition pathway. J. Chem. Phys. 139, 035103 (2013). https://doi.org/10.1063/1.4813023
+- [2] Original PaCS-MD or targeted-PaCS-MD (t-PaCS-MD): Harada, R., & Kitao, A. Parallel cascade selection molecular dynamics (PaCS-MD) to generate conformational transition pathway. *J. Chem. Phys.* **139**, 035103 (2013). https://doi.org/10.1063/1.4813023
 
-- Dissociation PaCS-MD (dPaCS-MD)
-[3] Tran, D. P., Takemura, K., Kuwata, K., & Kitao, A. Protein–Ligand Dissociation Simulated by Parallel Cascade Selection Molecular Dynamics. J. Chem. Theory Comput. 14, 404–417 (2018). https://doi.org/10.1021/acs.jctc.7b00504
-[4] Tran, D. P., & Kitao, A. Dissociation Process of a MDM2/p53 Complex Investigated by Parallel Cascade Selection Molecular Dynamics and the Markov State Model. J. Phys. Chem. B , 123, 11, 2469–2478 (2019). https://doi.org/10.1021/acs.jpcb.8b10309
-[5] Hata, H., Phuoc Tran, D., Marzouk Sobeh, M., & Kitao, A. Binding free energy of protein/ligand complexes calculated using dissociation Parallel Cascade Selection Molecular Dynamics and Markov state model. Biophysics and Physicobiology, 18, 305–31 (2021). https://doi.org/10.2142/biophysico.bppb-v18.037
+- [3] Dissociation PaCS-MD (dPaCS-MD): Tran, D. P., Takemura, K., Kuwata, K., & Kitao, A. Protein–Ligand Dissociation Simulated by Parallel Cascade Selection Molecular Dynamics. *J. Chem. Theory Comput*. **14**, 404–417 (2018). https://doi.org/10.1021/acs.jctc.7b00504
 
-- Application to protein domain motion
-[6] Inoue, Y., Ogawa, Y., Kinoshita, M., Terahara, N., Shimada, M., Kodera, N., Ando, T., Namba, K., Kitao, A., Imada, K., & Minamino, T. Structural Insights into the Substrate Specificity Switch Mechanism of the Type III Protein Export Apparatus. Structure, 27 , 965-976 (2019). https://doi.org/10.1016/j.str.2019.03.017
+- [4] Dissociation PaCS-MD (dPaCS-MD): Tran, D. P., & Kitao, A. Dissociation Process of a MDM2/p53 Complex Investigated by Parallel Cascade Selection Molecular Dynamics and the Markov State Model. *J. Phys. Chem. B*, **123**, 11, 2469–2478 (2019). https://doi.org/10.1021/acs.jpcb.8b10309
 
-- Association and dissociation PaCS-MD (a/dPaCS-MD)
-[7] Tran, D. P., & Kitao, A. Kinetic Selection and Relaxation of the Intrinsically Disordered Region of a Protein upon Binding. J. Chem. Theory Comput. 16, 2835–2845 (2020). https://doi.org/10.1021/acs.jctc.9b01203
+- [5] Dissociation PaCS-MD (dPaCS-MD): Hata, H., Phuoc Tran, D., Marzouk Sobeh, M., & Kitao, A. Binding free energy of protein/ligand complexes calculated using dissociation Parallel Cascade Selection Molecular Dynamics and Markov state model. *Biophysics and Physicobiology*, **18**, 305–31 (2021). https://doi.org/10.2142/biophysico.bppb-v18.037
 
-- Edge expansion PaCS-MD (eePaCS-MD)
-[8] Takaba, K., Tran, D. P., & Kitao, A. Edge expansion parallel cascade selection molecular dynamics simulation for investigating large-amplitude collective motions of proteins. J. Chem. Phys. 152, 225101 (2020). https://doi.org/10.1063/5.0004654
-[9] Takaba, K., Tran, D. P., & Kitao, A.  Erratum: "Edge expansion parallel cascade selection molecular dynamics simulation for investigating large-amplitude collective motions of proteins" [J. Chem. Phys. 152, 225101 (2020)]. . J. Chem. Phys. 153, 179902 (2020). https://doi.org/10.1063/5.0032465
+- [6] Application to protein domain motion: Inoue, Y., Ogawa, Y., Kinoshita, M., Terahara, N., Shimada, M., Kodera, N., Ando, T., Namba, K., Kitao, A., Imada, K., & Minamino, T. Structural Insights into the Substrate Specificity Switch Mechanism of the Type III Protein Export Apparatus. *Structure*, **27** , 965-976 (2019). https://doi.org/10.1016/j.str.2019.03.017
 
-- rmsdPaCS-MD
-[10] Tran, D. P., Taira, Y., Ogawa, T., Misu, R., Miyazawa, Y., & Kitao, A. Inhibition of the hexamerization of SARS-CoV-2 endoribonuclease and modeling of RNA structures bound to the hexamer. Sci Rep 12, 3860 (2022). https://doi.org/10.1038/s41598-022-07792-2
-~~~
+- [7] Association and dissociation PaCS-MD (a/dPaCS-MD): Tran, D. P., & Kitao, A. Kinetic Selection and Relaxation of the Intrinsically Disordered Region of a Protein upon Binding. *J. Chem. Theory Comput.*, **16**, 2835–2845 (2020). https://doi.org/10.1021/acs.jctc.9b01203
+
+- [8] Edge expansion PaCS-MD (eePaCS-MD): Takaba, K., Tran, D. P., & Kitao, A. Edge expansion parallel cascade selection molecular dynamics simulation for investigating large-amplitude collective motions of proteins. *J. Chem. Phys.* **152**, 225101 (2020). https://doi.org/10.1063/5.0004654
+
+- [9] Edge expansion PaCS-MD (eePaCS-MD): Takaba, K., Tran, D. P., & Kitao, A.  Erratum: "Edge expansion parallel cascade selection molecular dynamics simulation for investigating large-amplitude collective motions of proteins" [J. Chem. Phys. 152, 225101 (2020)]. *J. Chem. Phys.* **153**, 179902 (2020). https://doi.org/10.1063/5.0032465
+
+- [10] rmsdPaCS-MD: Tran, D. P., Taira, Y., Ogawa, T., Misu, R., Miyazawa, Y., & Kitao, A. Inhibition of the hexamerization of SARS-CoV-2 endoribonuclease and modeling of RNA structures bound to the hexamer. *Sci Rep* **12**, 3860 (2022). https://doi.org/10.1038/s41598-022-07792-2
 
 
 ## LICENSE

docs/src/fit.md

@@ -17,19 +17,19 @@ pacs fit traj mdtraj -tf ./trial001/cycle001/replica001/prd.xtc -top ./inputs/in
 
 #### for single trial
 ```shell
-pacs fit trial mdtraj -t 1 -s ./trial001/cycle001/replica001/prd.pdb -r ./trial001/cycle001/replica001/prd.pdb -ts "protein" -rs "protein" -tf prd.xtc -p 10
+pacs fit trial mdtraj -t 1 -top ./trial001/cycle001/replica001/prd.pdb -r ./trial001/cycle001/replica001/prd.pdb -ts "protein" -rs "protein" -tf prd.xtc -p 10
 ```
 
 ### Arguments
 
 #### for single trajectory
 ```plaintext
-usage: pacs fit mdtraj [-h] [-tf] [-top] [-r] [-ts] [-rs] [-p] [-o]
+usage: pacs fit traj mdtraj [-h] [-tf] [-top] [-r] [-ts] [-rs] [-p] [-o]
 ```
 - `-tf, --trj_file` (str): 
     - file name of the trajectory to be fitted (e.g. `-tf prd.xtc`)
 - `-top, --topology` (str): 
-    - topology file path for loading trajectory (e.g. `-s trial001/cycle000/replica001/prd.pdb`)
+    - topology file path for loading trajectory (e.g. `-top trial001/cycle000/replica001/prd.pdb`)
 - `-r, --ref_structure` (str): 
     - reference structure file path for fitting reference (e.g. `-r trial001/cycle000/replica001/prd.pdb`)
 - `-ts, --trj_selection` (str): 
@@ -53,7 +53,7 @@ usage: pacs fit trial mdtraj [-h] [-t] [-tf] [-top] [-r] [-ts] [-rs] [-p] [-o]
 - `-tf, --trj_file` (str): 
     - file name of the trajectory to be fitted (e.g. `-tf prd.xtc`)
 - `-top, --topology` (str): 
-    - topology file path for loading trajectory (e.g. `-s trial001/cycle000/replica001/prd.pdb`)
+    - topology file path for loading trajectory (e.g. `-top trial001/cycle000/replica001/prd.pdb`)
 - `-r, --ref_structure` (str): 
     - reference structure file path for fitting reference (e.g. `-r trial001/cycle000/replica001/prd.pdb`)
 - `-ts, --trj_selection` (str): 

docs/src/genfeature.md

@@ -1,14 +1,17 @@
 # genfeature
-- This command is used after executing `pacs mdrun`.
-- This command generates data that will be used for MSM analysis.
-- This command supports parallel process.
-
-
-| feature | mdtraj | gmx | cpptraj |
-| ------- | ------ | --- | ------- |
-| comdist | o      | x   | x       |
-| comvec  | o      | x   | x       |
-| pca     | o      | x   | x       |
-| tica    | o      | x   | x       |
-| rmsd    | o      | x   | x       |
-| xyz     | o      | x   | x       |
+- This command should be executed after running `pacs mdrun`.
+- It generates feature data in `.npy` format, which is cconvenient for  MSM analysis in Python.
+  - Feature data files (e.g., `t001c002r010.npy`) are stored in the directory specified with the `-od` option.
+  - Each `.npy` file has the `np.arry` in the shape as described in the table below.
+- This command supports parallel processing.
+
+
+Currently implemented analysis tools and the shape of the output data in `.npy` files.
+
+
+| feature | mdtraj | gmx | cpptraj | shape of `.npy`        |
+| ------- | ------ | --- | ------- | ---------------------- |
+| comdist | o      | x   | x       | (n_frames,)            |
+| comvec  | o      | x   | x       | (n_frames, 3)          |
+| rmsd    | o      | x   | x       | (n_frames,)            |
+| xyz     | o      | x   | x       | (n_frames, n_atoms, 3) |

docs/src/genfeature/comvec.md

@@ -1,5 +1,7 @@
 # comvec
 - Center of mass vector
+- Calculate the vector between the centers of mass of `s1` and `s2`
+  - The vector is calculated as `s1` - `s2`
 
 ### Example
 - The following example generates features about COM vector for MSM analysis

docs/src/genfeature/rmsd.md

@@ -1,5 +1,6 @@
 # RMSD
 - Root Mean Square Deviation
+- Calculate the RMSD relative to the structure specified in `ref`
 
 ### Example
 - The following example generates features about RMSD for MSM analysis
@@ -14,7 +15,7 @@ pacs genfeature rmsd mdtraj -t 1 -tf prd.xtc -top ./inputs/input.gro -ref ./inpu
 
 #### mdtraj
 ```plaintext
-usage: pacs genfeature pca mdtraj [-h] [-tf] [-top] [-od] [-p] [-ref] [-ft] [-fr] [-ct] [-cr]
+usage: pacs genfeature rmsd mdtraj [-h] [-tf] [-top] [-od] [-p] [-ref] [-ft] [-fr] [-ct] [-cr]
 ```
 
 - `-t, --trial` (int):

docs/src/install.md

@@ -11,23 +11,22 @@
     - [2.2. Install by pip locally](#22-install-by-pip-locally)
 
 ## Requirements
-- [Python](https://www.python.org/) >= 3.7
-- PaCS-ToolKit currently supports 3 simulator
-  - [Gromacs](https://www.gromacs.org/)
-  - [Amber](https://ambermd.org/index.php)
-  - [Namd](https://www.ks.uiuc.edu/Research/namd/)
+- [Python](https://www.python.org/) >= 3.7 (but python >= 3.8 is recommended because of deeptime)
+- PaCS-Toolkit currently supports 3 simulator
+  - [Gromacs](https://www.gromacs.org/) >= 2022.2 tested
+  - [Amber](https://ambermd.org/index.php) >= 2023 tested
+  - [Namd](https://www.ks.uiuc.edu/Research/namd/) >= 2021-02-20 tested
 
 ## 1. Install by pip
 ### 1.1 Install by conda and pip
 ~~~shell
-conda create -n pacsmd "python>=3.7" -y
+conda create -n pacsmd "python>=3.8" -y
 conda activate pacsmd
 ~~~
 
 - if using whole pacstk function
 ~~~shell
 pip install "pacs[all] @ git+https://github.com/Kitaolab/PaCS-Toolkit.git"
-pip install pyemma
 ~~~
 
 - elif using "pacs mdrun" and analyzer == "mdtraj"
@@ -41,9 +40,9 @@ pip install "pacs @ git+https://github.com/Kitaolab/PaCS-Toolkit.git"
 ~~~
 
 - elif performing MSM
+  - python >= 3.8 is recommended because of deeptime
 ~~~shell
 pip install "pacs[msm] @ git+https://github.com/Kitaolab/PaCS-Toolkit.git"
-pip install pyemma
 ~~~
 
 ### 1.2. Install by pip
@@ -63,9 +62,9 @@ pip install "pacs @ git+https://github.com/Kitaolab/PaCS-Toolkit.git"
 ~~~
 
 - elif performing MSM
+  - python >= 3.8 is recommended because of deeptime
 ~~~shell
 pip install "pacs[msm] @ git+https://github.com/Kitaolab/PaCS-Toolkit.git"
-pip install pyemma
 ~~~
 
 
@@ -87,15 +86,14 @@ cd pacsmd-${version}
 
 ### 2.1. Install by conda and pip locally
 ~~~shell
-conda create -n pacsmd "python>=3.7" -y
+conda create -n pacsmd "python>=3.8" -y
 conda activate pacsmd
 ~~~
 
 - if using whole pacstk function
-  -  pyemma does not recommend pip-install
+  - python >= 3.8 is recommended because of deeptime
 ~~~shell
 pip install -e ".[all]"
-conda install -c conda-forge pyemma
 ~~~
 
 - elif using "pacs mdrun" and analyzer == "mdtraj"
@@ -114,18 +112,15 @@ pip install -e "."
 ~~~
 
 - elif performing MSM
-  - pyemma does not recommend pip-install
 ~~~
 pip install -e ".[msm]"
-conda install -c conda-forge pyemma
 ~~~
 
 ### 2.2. Install by pip locally
 - if using whole pacstk function
-  - pyemma does not work, conda is recommend
+  - python >= 3.8 is recommended because of deeptime
 ~~~shell
 pip install -e ".[all]"
-pip install pyemma
 ~~~
 
 - elif using "pacs mdrun" and analyzer == "mdtraj"
@@ -144,8 +139,7 @@ pip install -e "."
 ~~~
 
 - elif performing MSM
-  - sometimes pyemma does not work, conda is recommend
+  - python >= 3.8 is recommended because of deeptime
 ~~~shell
 pip install -e ".[msm]"
-pip install pyemma
 ~~~

docs/src/mdrun/inputfile.md

@@ -4,21 +4,22 @@
 - input file must be in [toml format](https://toml.io/en/).
 
 *Contents*
-- [sample input file](#sample-input-file)
-- [basic option](#basic-option)
-- [simulator option](#simulator-option)
-  - [Gromacs](#gromacs)
-  - [Amber](#amber)
-  - [NAMD](#namd)
-- [analyzer option](#analyzer-option)
-  - [Target](#target)
-  - [RMSD](#rmsd)
-  - [Association](#association)
-  - [Dissociation](#dissociation)
-  - [EdgeExpansion](#edgeexpansion)
-  - [A\_D](#a_d)
-  - [Template](#template)
-- [hidden option (No need to specify)](#hidden-option-no-need-to-specify)
+- [Input file](#input-file)
+  - [sample input file](#sample-input-file)
+  - [basic option](#basic-option)
+  - [simulator option](#simulator-option)
+    - [Gromacs](#gromacs)
+    - [Amber](#amber)
+    - [NAMD](#namd)
+  - [analyzer option](#analyzer-option)
+    - [Target](#target)
+    - [RMSD](#rmsd)
+    - [Association](#association)
+    - [Dissociation](#dissociation)
+    - [EdgeExpansion](#edgeexpansion)
+    - [A\_D](#a_d)
+    - [Template](#template)
+  - [hidden option (No need to specify)](#hidden-option-no-need-to-specify)
 
 ## sample input file
 - please check [here](https://github.com/Kitaolab/PaCS-Toolkit/tree/main/jobscripts)
@@ -94,6 +95,16 @@ rmfile = true                     # Whether rmfile is executed after trial
   - Gromacs index file
 - **trajectory_extension: str, required**
   - Trajectory file extension. ("." is necessary)
+- **nojump: bool, default=false**
+  - whether to execute `-pbc nojump` treatment for the selection feature calculation in `analayzer`, snapshot extraction in `exporter` and performing rmmol
+  - **valid only when `analyzer` is also gromacs**
+  - If `true`, molecules are allowed to get out of the simulation box in order to avoid the error in MSM due to the jumping of break of the molecule over pbc box.
+  - If `false`, molecules are just made whole by `-pbc mol` and can warp across the pbc box.
+  - Be noted that the output `prd.xtc` files are not processed with these `-pbc` options. (only `prd_rmmol.xtc` files are processed)
+  - This option is recommended to use when a/dissociation and a_d pacsmd is performed using gromacs as simulator and analyzer
+  - `nojump=true` can lead too large coordinate value to cause overflow or loss-of-significane problem. It will not happpen in most cases, but be carefull if your ligand is very small and simulation box is very large.
+  - When this options is applied, analyzer can consider the distance even if ligand exceeds simulation box
+  - This option is not present in example input in the [sample input repository](https://github.com/Kitaolab/PaCS-Toolkit-example/tree/main) since this option was added in version 1.1.0
 
 </details>
 
@@ -107,6 +118,7 @@ topology = "/work/topol.top"            # Topology file such as top, parm7, psf,
 mdconf = "/work/parameter.mdp"          # Parameter file such as mdp, mdin, namd, etc.
 index_file = "/work/index.ndx"          # Gromacs index file
 trajectory_extension = ".xtc"           # Trajectory file extension. ("." is necessary)
+nojump = true                           # whether to execute nojump treatment only for gmx
 ```
 
 
@@ -527,6 +539,7 @@ user-defined-variable2 = "hoge"
 
 ## hidden option (No need to specify)
 <details><summary> click here </summary>
+
 - **cmd_gmx: str**
   - Gromacs command (ex. gmx, gmx_mpi)
   - will be created from `cmd_serial`
@@ -536,4 +549,5 @@ user-defined-variable2 = "hoge"
 - **structure_extension: str**
   - Structure file extension
   - will be created from `structure`
+
 </details>

docs/src/quickstart.md

@@ -26,7 +26,7 @@ git clone https://github.com/Kitaolab/PaCS-Toolkit.git
 pip install -e ".[mdtraj]"
 
 # Or install by conda and pip
-conda create -n pacsmd "python>=3.7" -y
+conda create -n pacsmd "python>=3.8" -y
 conda activate pacsmd
 pip install -e ".[mdtraj]"
 ```
@@ -140,13 +140,13 @@ $ pacs fit trial mdtraj -t 1 -tf prd_rmmol.xtc -top rmmol_top.pdb -r ref.gro -ts
 - So if you want to use other specific CVs, you need to write a code by yourself.
 
 ~~~shell
-$ pacs genfeature comdist mdtraj -t 1 -tf prd.xtc -top inputs/example_gromacs/input.gro -s1 "residue 1" -s2 "residue 9" 
+$ pacs genfeature comdist mdtraj -t 1 -tf prd.xtc -top inputs/example_gromacs/input.gro -s1 "residue 1" -s2 "residue 9"
 $ ls
 comdist-CV/
 ~~~
 
 
 ## Step7: Building MSM and predicting free energy
-- After extracting CVs, various analyses can be performed on them. 
+- After extracting CVs, various analyses can be performed on them.
 - PaCS-MD is especially compatible with analyses using MSM.