# How to deal with disulfite bond in haddock3?

**URL:** <https://ask.bioexcel.eu/t/how-to-deal-with-disulfite-bond-in-haddock3/5638>\
**Category:** HADDOCK\
**Tags:** haddock, support\
**Created:** [April 29, 2025, 7:58am UTC](https://ask.bioexcel.eu/t/how-to-deal-with-disulfite-bond-in-haddock3/5638 "2025-04-29T07:58:55Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![VGPReys](https://dub1.discourse-cdn.com/flex013/user_avatar/ask.bioexcel.eu/vgpreys/32/960_2.png) [@VGPReys](https://ask.bioexcel.eu/u/VGPReys)\
**Post date:** [April 29, 2025, 7:58am UTC](https://ask.bioexcel.eu/t/how-to-deal-with-disulfite-bond-in-haddock3/5638/1 "2025-04-29T07:58:55Z")

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LiviaPham asked:

```plaintext
Hi,
Can you tell me the mechanism of cysteine ​​selection for disulfite bridge formation in haddock3?
Thanks for your support.

```

User question answered in the GitHub issues of Haddock3.

[https://github.com/haddocking/haddock3/issues/1259](https://github.com/haddocking/haddock3/issues/1259)