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replace HAC validation with bond-order template matching for ligand#4

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hmacdope merged 1 commit intomainfrom
bond_validation_v3
Apr 1, 2026
Merged

replace HAC validation with bond-order template matching for ligand#4
hmacdope merged 1 commit intomainfrom
bond_validation_v3

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@hmacdope hmacdope commented Apr 1, 2026

Use AllChem.AssignBondOrdersFromTemplate instead of heavy-atom counts to validate ligand identity in structure submissions. Subgraph isomorphism against the expected SMILES catches structural isomers and swapped ligands, not just wrong element counts.

…dentity check

Use AllChem.AssignBondOrdersFromTemplate instead of heavy-atom counts to validate
ligand identity in structure submissions. Subgraph isomorphism against the expected
SMILES catches structural isomers and swapped ligands, not just wrong element counts.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
@hmacdope hmacdope merged commit 02d5e9a into main Apr 1, 2026
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