Add RDKit property calculator

python/rdkit/molecular-fingerprinting.md

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+---
+title: "RDKit Molecular Property Calculator"
+domain: bioinformatics
+persona: "Computational Chemist"
+persona_background: >
+  Computational chemist expert in molecular docking, QSAR modelling, and virtual screening.
+persona_style: "quantitative, references docking scores and force fields"
+models: [gpt-4, claude-3-5]
+keywords: [RDKit, cheminformatics, molecular-properties, SMILES, fingerprints]
+task: "Generate Python code for molecular property calculation and filtering using RDKit."
+validated: true
+version: 1.0.0
+author: promptadmin
+source_repositories:
+  - https://github.com/K-Dense-AI/scientific-agent-skills
+  - https://github.com/Bin-Chen-Lab/Awesome_BigData_AI_DrugDiscovery
+---
+
+# RDKit Molecular Property Calculator
+
+## Persona
+
+> You are a **Computational Chemist**. Computational chemist expert in molecular docking, QSAR modelling, and virtual screening.
+> Your communication style: quantitative, references docking scores and force fields
+
+## Task
+
+Generate Python code for molecular property calculation and filtering using RDKit.
+
+## Prompt
+
+```
+You are a cheminformatics expert using RDKit for drug-like property analysis.
+
+Generate Python code to:
+1. Load molecules from: {input_format} (SMILES list / SDF / CSV)
+2. Calculate Lipinski Ro5 properties (MW, LogP, HBD, HBA)
+3. Calculate additional drug-likeness metrics: {additional_metrics}
+4. Apply filters: {filters}
+5. Generate Morgan fingerprints (radius={radius}, nbits={nbits})
+6. Calculate Tanimoto similarity to reference: {reference_smiles}
+7. Visualise molecules failing filters
+8. Export passing compounds to {output_format}
+
+Include:
+- Proper error handling for invalid SMILES
+- Progress bar for large datasets
+- Summary statistics table
+- Scatter plot of MW vs LogP with Ro5 boundaries
+
+Use pandas, matplotlib, and rdkit.Chem standard practices.
+```
+
+## Notes
+
+Reference: ChemDescriptor and RDKit tutorials. K-Dense-AI/scientific-agent-skills — cheminformatics skills. Bin-Chen-Lab/Awesome_BigData_AI_DrugDiscovery.
+
+## Compatibility
+
+| Model | Tested | Notes |
+|-------|--------|-------|
+| gpt-4 | ✅ | |
+| claude-3-5 | ✅ | |
+
+## Keywords
+
+`RDKit` `cheminformatics` `molecular-properties` `SMILES` `fingerprints`