# SDF to PDB in HADDOCK

**URL:** <https://ask.bioexcel.eu/t/sdf-to-pdb-in-haddock/4818>\
**Category:** HADDOCK\
**Created:** [February 9, 2024, 10:48am UTC](https://ask.bioexcel.eu/t/sdf-to-pdb-in-haddock/4818 "2024-02-09T10:48:35Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Aron\_1226](https://dub1.discourse-cdn.com/flex013/user_avatar/ask.bioexcel.eu/aron_1226/32/918_2.png) [@Aron\_1226](https://ask.bioexcel.eu/u/Aron_1226)\
**Post date:** [February 9, 2024, 10:48am UTC](https://ask.bioexcel.eu/t/sdf-to-pdb-in-haddock/4818/1 "2024-02-09T10:48:35Z")

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Hello! What software I can use to convert SDF to PDB that is compatible with HADDOCK? I would like to dock a small molecule to a protein, but SDF is not supported file as a ligand in HADDOCK.

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**Author:** ![amjjbonvin](https://dub1.discourse-cdn.com/flex013/user_avatar/ask.bioexcel.eu/amjjbonvin/32/23_2.png) [@amjjbonvin](https://ask.bioexcel.eu/u/amjjbonvin)\
**Post date:** [February 9, 2024, 2:52pm UTC](https://ask.bioexcel.eu/t/sdf-to-pdb-in-haddock/4818/2 "2024-02-09T14:52:09Z")

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babel or rdkit may-be?