isolde start: No module named 'chimerax.clipper'

[chimerax-bug-report@…]

The following bug report has been submitted:
Platform:        Windows-10-10.0.26200
ChimeraX Version: 1.11.1 (2026-01-23 05:51:34 UTC)
Description
Replace this text with list of actions that caused this problem to occur

Log:
UCSF ChimeraX version: 1.11.1 (2026-01-23)  
© 2016-2025 Regents of the University of California. All rights reserved.  
How to cite UCSF ChimeraX  

> open C:\Users\Perez\Downloads\4YOI.pdb format pdb

4YOI.pdb title:  
Structure of HKU4 3CLPRO bound to non-covalent inhibitor 1A [more info...]  
  
Chain information for 4YOI.pdb #1  
---  
Chain | Description | UniProt  
A B | 3C-like proteinase | R1AB_BCHK4 1-306  
  
Non-standard residues in 4YOI.pdb #1  
---  
4F4 —
N-{4-[(1H-benzotriazol-1-ylacetyl)(thiophen-3-ylmethyl)amino]phenyl}thiophene-2-carboxamide  
ACT — acetate ion  
FMT — formic acid  
  
41 atoms have alternate locations. Control/examine alternate locations with
Altloc Explorer [start tool...] or the altlocs command.  

> select /B

2566 atoms, 2415 bonds, 513 residues, 1 model selected  

> delete chain B

Missing or invalid "atoms" argument: invalid atoms specifier  

> delete Chain B

Missing or invalid "atoms" argument: invalid atoms specifier  

> delete /B

> delete :ACT

> delete :FMT

> addh

Summary of feedback from adding hydrogens to 4YOI.pdb #1  
---  
notes | Termini for 4YOI.pdb (#1) chain A determined from SEQRES records  
Chain-initial residues that are actual N termini: /A SER 1  
Chain-initial residues that are not actual N termini:  
Chain-final residues that are actual C termini: /A GLN 306  
Chain-final residues that are not actual C termini:  
935 hydrogen bonds  
2813 hydrogens added  
  

> hideh

Unknown command: hideh  

> hide @h

> discp HC

Unknown command: discp HC  

> ~discp HC

Unknown command: ~discp HC  

> display HC

> hide /A

> set bgColor #ffffff00

> select add /A:160

19 atoms, 18 bonds, 1 residue, 1 model selected  

> select subtract /A:160

Nothing selected  

> inspect

Unknown command: inspect  

> labelopt info

Unknown command: labelopt info  

> atominfo sel

Unknown command: atominfo sel  

> select

5426 atoms, 5226 bonds, 562 residues, 1 model selected  

> color sel light sea green

> label sel atoms attribute name

> cartoon style sel xsection oval modeHelix default

> cartoon style (sel & coil) xsection oval

> cartoon style sel xsection barbell modeHelix default

> ui tool show "Selection Inspector"

> style sel sphere

Changed 5426 atom styles  

> style sel stick

Changed 5426 atom styles  

> style sel sphere

Changed 5426 atom styles  

> style sel stick

Changed 5426 atom styles  

> rama

> select subtract /A:68

5410 atoms, 5209 bonds, 561 residues, 1 model selected  

> select subtract /A:93

5396 atoms, 5194 bonds, 560 residues, 1 model selected  

> select add /A:93

5410 atoms, 5207 bonds, 561 residues, 1 model selected  

> disel

Unknown command: disel  

> unsel

Unknown command: unsel  

> select clear

> rama

> color #1.1#!1#!1.2 byelement

> show /A

> rmsd label

Missing or invalid "atoms" argument: invalid atoms specifier  

> ~label #1.1#1.2.2#!1#!1.2 atoms

> rama stop

> ~hbonds

> isolde start

Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\toolbar\tool.py", line 230, in callback  
bundle_info.run_provider(session, name, session.toolbar,
display_name=display_name)  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\toolshed\info.py", line 397, in run_provider  
return api._api_caller.run_provider(api, session, name, mgr, **kw)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\toolshed\\__init__.py", line 1420, in run_provider  
return cls._get_func(api, "run_provider")(session, name, mgr, **kw)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\\__init__.py", line 166, in run_provider  
toolbar_command(session, name)  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\toolbar.py", line 21, in toolbar_command  
run(session, 'isolde start')  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\commands\run.py", line 49, in run  
results = command.run(text, log=log, return_json=return_json)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\commands\cli.py", line 3237, in run  
result = ci.function(session, **kw_args)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\cmd\cmd.py", line 29, in isolde_start  
get_singleton(session, show_splash=show_splash)  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\cmd\cmd.py", line 20, in get_singleton  
return tools.get_singleton(session, ISOLDE_ToolUI, 'ISOLDE', create=create,
show_splash=show_splash)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\tools.py", line 216, in get_singleton  
tinst = tool_class(session, tool_name, **kw)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\tool.py", line 29, in __init__  
isolde = Isolde(session)  
^^^^^^^^^^^^^^^  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\isolde.py", line 301, in __init__  
self._prepare_environment()  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\isolde.py", line 321, in _prepare_environment  
from chimerax.clipper import symmetry  
ModuleNotFoundError: No module named 'chimerax.clipper'  
  
ModuleNotFoundError: No module named 'chimerax.clipper'  
  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\isolde.py", line 321, in _prepare_environment  
from chimerax.clipper import symmetry  
  
See log for complete Python traceback.  
  

> isolde start

Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\toolbar\tool.py", line 230, in callback  
bundle_info.run_provider(session, name, session.toolbar,
display_name=display_name)  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\toolshed\info.py", line 397, in run_provider  
return api._api_caller.run_provider(api, session, name, mgr, **kw)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\toolshed\\__init__.py", line 1420, in run_provider  
return cls._get_func(api, "run_provider")(session, name, mgr, **kw)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\\__init__.py", line 166, in run_provider  
toolbar_command(session, name)  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\toolbar.py", line 21, in toolbar_command  
run(session, 'isolde start')  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\commands\run.py", line 49, in run  
results = command.run(text, log=log, return_json=return_json)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\commands\cli.py", line 3237, in run  
result = ci.function(session, **kw_args)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\cmd\cmd.py", line 30, in isolde_start  
return session.isolde  
^^^^^^^^^^^^^^  
AttributeError: 'Session' object has no attribute 'isolde'  
  
AttributeError: 'Session' object has no attribute 'isolde'  
  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\cmd\cmd.py", line 30, in isolde_start  
return session.isolde  
^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  

> toolshed install isolde

ChimeraX-ISOLDE (1.11.1) is already installed  

>

Incomplete command: isolde  

>

Incomplete command: isolde  

> hasattr(session, "isolde")

Unknown command: hasattr(session, "isolde")  

> help help:user

> isolde start

Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\toolbar\tool.py", line 230, in callback  
bundle_info.run_provider(session, name, session.toolbar,
display_name=display_name)  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\toolshed\info.py", line 397, in run_provider  
return api._api_caller.run_provider(api, session, name, mgr, **kw)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\toolshed\\__init__.py", line 1420, in run_provider  
return cls._get_func(api, "run_provider")(session, name, mgr, **kw)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\\__init__.py", line 166, in run_provider  
toolbar_command(session, name)  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\toolbar.py", line 21, in toolbar_command  
run(session, 'isolde start')  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\commands\run.py", line 49, in run  
results = command.run(text, log=log, return_json=return_json)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\commands\cli.py", line 3237, in run  
result = ci.function(session, **kw_args)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\cmd\cmd.py", line 30, in isolde_start  
return session.isolde  
^^^^^^^^^^^^^^  
AttributeError: 'Session' object has no attribute 'isolde'  
  
AttributeError: 'Session' object has no attribute 'isolde'  
  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\cmd\cmd.py", line 30, in isolde_start  
return session.isolde  
^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  

> toolshed install isolde

ChimeraX-ISOLDE (1.11.1) is already installed  

>

Incomplete command: isolde  

>

Incomplete command: isolde  

> toolshed show

Installed MolecularDynamicsViewer (1.6)  

QWebEngineUrlScheme::registerScheme: Too late to register scheme kmd  

> toolshed show

> isolde start

Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\cmd_line\tool.py", line 322, in execute  
cmd.run(cmd_text)  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\commands\cli.py", line 3237, in run  
result = ci.function(session, **kw_args)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\cmd\cmd.py", line 30, in isolde_start  
return session.isolde  
^^^^^^^^^^^^^^  
AttributeError: 'Session' object has no attribute 'isolde'  
  
AttributeError: 'Session' object has no attribute 'isolde'  
  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\cmd\cmd.py", line 30, in isolde_start  
return session.isolde  
^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  

> isolde start

Traceback (most recent call last):  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\cmd_line\tool.py", line 322, in execute  
cmd.run(cmd_text)  
File "C:\Program Files\ChimeraX 1.11.1\bin\Lib\site-
packages\chimerax\core\commands\cli.py", line 3237, in run  
result = ci.function(session, **kw_args)  
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\cmd\cmd.py", line 30, in isolde_start  
return session.isolde  
^^^^^^^^^^^^^^  
AttributeError: 'Session' object has no attribute 'isolde'  
  
AttributeError: 'Session' object has no attribute 'isolde'  
  
File "C:\Users\Perez\AppData\Local\UCSF\ChimeraX\1.11\Python311\site-
packages\chimerax\isolde\cmd\cmd.py", line 30, in isolde_start  
return session.isolde  
^^^^^^^^^^^^^^  
  
See log for complete Python traceback.  
  




OpenGL version: 3.3.0 Core Profile Context 25.10.30.01.250923
OpenGL renderer: AMD Radeon 760M Graphics
OpenGL vendor: ATI Technologies Inc.

Python: 3.11.9
Locale: en_US.cp1252
Qt version: PyQt6 6.9.1, Qt 6.9.0
Qt runtime version: 6.9.2
Qt platform: windows

Manufacturer: LENOVO
Model: 83DK
OS: Microsoft Windows 11 Home (Build 26200)
Memory: 16,383,791,104
MaxProcessMemory: 137,438,953,344
CPU: 12 AMD Ryzen 5 8640HS w/ Radeon 760M Graphics     
OSLanguage: en-US

Installed Packages:
    aiohappyeyeballs: 2.6.1
    aiohttp: 3.13.1
    aiosignal: 1.4.0
    alabaster: 1.0.0
    annotated-types: 0.7.0
    anyio: 4.12.1
    appdirs: 1.4.4
    asttokens: 3.0.1
    attrs: 25.4.0
    babel: 2.17.0
    beautifulsoup4: 4.13.5
    blockdiag: 3.0.0
    blosc2: 3.12.2
    build: 1.3.0
    certifi: 2026.1.4
    cftime: 1.6.5
    charset-normalizer: 3.4.4
    ChimeraX-AddCharge: 1.5.20
    ChimeraX-AddH: 2.2.8
    ChimeraX-AlignmentAlgorithms: 2.0.2
    ChimeraX-AlignmentHdrs: 3.6.1
    ChimeraX-AlignmentMatrices: 2.1
    ChimeraX-Alignments: 3.1.1
    ChimeraX-AlphaFold: 1.0.1
    ChimeraX-AltlocExplorer: 1.2
    ChimeraX-AmberInfo: 1.0
    ChimeraX-Animations: 1.0
    ChimeraX-Aniso: 1.3.2
    ChimeraX-Arrays: 1.1
    ChimeraX-Atomic: 1.61.4
    ChimeraX-AtomicLibrary: 14.2.1
    ChimeraX-AtomSearch: 2.0.1
    ChimeraX-AxesPlanes: 2.4
    ChimeraX-BasicActions: 1.1.3
    ChimeraX-BILD: 1.0
    ChimeraX-BlastProtein: 3.0.0
    ChimeraX-Boltz: 1.1
    ChimeraX-BondRot: 2.0.4
    ChimeraX-BugReporter: 1.0.2
    ChimeraX-BuildStructure: 2.13.1
    ChimeraX-Bumps: 1.0
    ChimeraX-BundleBuilder: 1.6.0
    ChimeraX-ButtonPanel: 1.0.1
    ChimeraX-CageBuilder: 1.0.1
    ChimeraX-CellPack: 1.0
    ChimeraX-Centroids: 1.4
    ChimeraX-ChangeChains: 1.1
    ChimeraX-CheckWaters: 1.5
    ChimeraX-ChemGroup: 2.0.2
    ChimeraX-Clashes: 2.3
    ChimeraX-ColorActions: 1.0.5
    ChimeraX-ColorGlobe: 1.0
    ChimeraX-ColorKey: 1.5.8
    ChimeraX-CommandLine: 1.3.0
    ChimeraX-ConnectStructure: 2.0.1
    ChimeraX-Contacts: 1.0.1
    ChimeraX-Core: 1.11.1
    ChimeraX-CoreFormats: 1.2
    ChimeraX-coulombic: 1.4.5
    ChimeraX-Crosslinks: 1.0
    ChimeraX-Crystal: 1.0
    ChimeraX-CrystalContacts: 1.0.1
    ChimeraX-DataFormats: 1.2.4
    ChimeraX-Dicom: 1.2.7
    ChimeraX-DistMonitor: 1.4.2
    ChimeraX-DockPrep: 1.1.4
    ChimeraX-Dssp: 2.0
    ChimeraX-EMDB-SFF: 1.0
    ChimeraX-ESMFold: 1.0
    ChimeraX-FileHistory: 1.0.1
    ChimeraX-FunctionKey: 1.0.1
    ChimeraX-Geometry: 1.3
    ChimeraX-gltf: 1.0
    ChimeraX-Graphics: 1.4.1
    ChimeraX-Hbonds: 2.5.3
    ChimeraX-Help: 1.3
    ChimeraX-HKCage: 1.3
    ChimeraX-IHM: 1.1
    ChimeraX-ImageFormats: 1.2
    ChimeraX-IMOD: 1.0
    ChimeraX-IO: 1.0.4
    ChimeraX-ISOLDE: 1.11.1
    ChimeraX-ItemsInspection: 1.0.1
    ChimeraX-IUPAC: 1.0
    ChimeraX-KVFinder: 1.7.3
    ChimeraX-Label: 1.2
    ChimeraX-ListInfo: 1.2.2
    ChimeraX-Log: 1.2.2
    ChimeraX-LookingGlass: 1.1
    ChimeraX-Maestro: 1.9.2
    ChimeraX-Map: 1.3
    ChimeraX-MapData: 2.0
    ChimeraX-MapEraser: 1.0.1
    ChimeraX-MapFilter: 2.0.1
    ChimeraX-MapFit: 2.0
    ChimeraX-MapSeries: 2.1.1
    ChimeraX-Markers: 1.0.1
    ChimeraX-Mask: 1.0.2
    ChimeraX-MatchMaker: 2.2.2
    ChimeraX-MCopy: 1.0
    ChimeraX-MCPServer: 0.1.0
    ChimeraX-MDcrds: 2.17.2
    ChimeraX-MedicalToolbar: 1.1
    ChimeraX-Meeting: 1.0.1
    ChimeraX-Minimize: 1.3.2
    ChimeraX-MLP: 1.1.1
    ChimeraX-mmCIF: 2.16
    ChimeraX-MMTF: 2.2
    ChimeraX-ModelArchive: 1.0
    ChimeraX-Modeller: 1.5.22
    ChimeraX-ModelPanel: 1.6
    ChimeraX-ModelSeries: 1.0.1
    ChimeraX-Mol2: 2.0.3
    ChimeraX-Mole: 1.0
    ChimeraX-Morph: 1.0.2
    ChimeraX-MouseModes: 1.2
    ChimeraX-Movie: 1.0.1
    ChimeraX-MutationScores: 1.0
    ChimeraX-Neuron: 1.0
    ChimeraX-Nifti: 1.2
    ChimeraX-NMRSTAR: 1.0.2
    ChimeraX-NRRD: 1.2
    ChimeraX-Nucleotides: 2.0.3
    ChimeraX-OpenCommand: 1.15.2
    ChimeraX-OrthoPick: 1.0.1
    ChimeraX-PDB: 2.7.12
    ChimeraX-PDBBio: 1.0.1
    ChimeraX-PDBLibrary: 1.0.5
    ChimeraX-PDBMatrices: 1.0
    ChimeraX-PickBlobs: 1.0.1
    ChimeraX-Positions: 1.0
    ChimeraX-PresetMgr: 1.1.4
    ChimeraX-ProfileGrids: 1.4.2
    ChimeraX-PubChem: 2.2
    ChimeraX-ReadPbonds: 1.0.1
    ChimeraX-Registration: 1.1.2
    ChimeraX-RemoteControl: 1.0
    ChimeraX-RenderByAttr: 1.6.5
    ChimeraX-RenumberResidues: 1.1
    ChimeraX-ResidueFit: 1.0.1
    ChimeraX-RestServer: 1.3.3
    ChimeraX-RNALayout: 1.0
    ChimeraX-RotamerLibMgr: 4.0
    ChimeraX-RotamerLibsDunbrack: 2.0
    ChimeraX-RotamerLibsDynameomics: 2.0
    ChimeraX-RotamerLibsRichardson: 2.0
    ChimeraX-SaveCommand: 1.5.2
    ChimeraX-Scenes: 0.3.1
    ChimeraX-SchemeMgr: 1.0
    ChimeraX-SDF: 2.0.3
    ChimeraX-Segger: 1.0
    ChimeraX-Segment: 1.0.1
    ChimeraX-Segmentations: 3.5.10
    ChimeraX-SelInspector: 1.0
    ChimeraX-SeqView: 2.17.3
    ChimeraX-Shape: 1.1
    ChimeraX-Shell: 1.0.1
    ChimeraX-Shortcuts: 1.2.1
    ChimeraX-ShowSequences: 1.0.3
    ChimeraX-SideView: 1.0.1
    ChimeraX-SimilarStructures: 1.0.1
    ChimeraX-Smiles: 2.1.2
    ChimeraX-SmoothLines: 1.0
    ChimeraX-SpaceNavigator: 1.0
    ChimeraX-StdCommands: 1.19.1
    ChimeraX-STL: 1.0.1
    ChimeraX-Storm: 1.0
    ChimeraX-StructMeasure: 1.2.1
    ChimeraX-Struts: 1.0.1
    ChimeraX-Surface: 1.0.1
    ChimeraX-SwapAA: 2.0.1
    ChimeraX-SwapRes: 2.5.2
    ChimeraX-TapeMeasure: 1.0
    ChimeraX-TaskManager: 1.0
    ChimeraX-Test: 1.0
    ChimeraX-Toolbar: 1.2.3
    ChimeraX-ToolshedUtils: 1.2.4
    ChimeraX-Topography: 1.0
    ChimeraX-ToQuest: 1.0
    ChimeraX-Tug: 1.0.1
    ChimeraX-UI: 1.49.1
    ChimeraX-Umap: 1.0
    ChimeraX-uniprot: 2.3.2
    ChimeraX-UnitCell: 1.0.1
    ChimeraX-ViewDock: 1.5.2
    ChimeraX-VIPERdb: 1.0
    ChimeraX-Vive: 1.1
    ChimeraX-VolumeMenu: 1.0.1
    ChimeraX-vrml: 1.0
    ChimeraX-VTK: 1.0
    ChimeraX-WavefrontOBJ: 1.0
    ChimeraX-WebCam: 1.0.2
    ChimeraX-WebServices: 1.1.5
    ChimeraX-Zone: 1.0.1
    click: 8.3.1
    colorama: 0.4.6
    comm: 0.2.3
    comtypes: 1.4.11
    contourpy: 1.3.3
    coverage: 7.13.1
    cxservices: 1.2.3
    cycler: 0.12.1
    Cython: 3.1.4
    debugpy: 1.8.19
    decorator: 5.2.1
    docutils: 0.21.2
    executing: 2.2.1
    filelock: 3.19.1
    fonttools: 4.61.1
    frozenlist: 1.8.0
    funcparserlib: 2.0.0a0
    glfw: 2.10.0
    grako: 3.16.5
    h11: 0.16.0
    h5py: 3.15.1
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    httpcore: 1.0.9
    httpx: 0.28.1
    httpx-sse: 0.4.3
    idna: 3.11
    ihm: 2.2
    imagecodecs: 2024.6.1
    imagesize: 1.4.1
    iniconfig: 2.3.0
    ipykernel: 6.30.1
    ipython: 9.5.0
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    Jinja2: 3.1.6
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    Markdown: 3.8.2
    MarkupSafe: 3.0.3
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    mcp: 1.18.0
    MolecularDynamicsViewer: 1.6
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    multidict: 6.7.0
    ndindex: 1.10.1
    nest-asyncio: 1.6.0
    netCDF4: 1.6.5
    networkx: 3.3
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    nptyping: 2.5.0
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    numpy: 1.26.4
    nvidia-nvjitlink-cu12: 12.9.86
    OpenMM: 8.2.0
    OpenMM-CUDA-12: 8.2.0
    openvr: 1.26.701
    packaging: 25.0
    ParmEd: 4.2.2
    parso: 0.8.5
    pep517: 0.13.1
    pickleshare: 0.7.5
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    pip: 25.2
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    pydantic-settings: 2.12.0
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    Pygments: 2.18.0
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    PyOpenGL-accelerate: 3.1.10
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    PyQt6-Qt6: 6.9.2
    PyQt6-WebEngine-commercial: 6.9.0
    PyQt6-WebEngine-Qt6: 6.9.2
    PyQt6_sip: 13.10.2
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    pytest-cov: 7.0.0
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    python-multipart: 0.0.21
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    QtPy: 2.4.3
    qtshim: 1.2
    RandomWords: 0.4.0
    referencing: 0.37.0
    requests: 2.32.5
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    roman-numerals-py: 4.1.0
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    webcolors: 24.11.1
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    WMI: 1.5.1
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