# Making pdb in charmm formate

**URL:** <https://gromacs.bioexcel.eu/t/making-pdb-in-charmm-formate/9030>\
**Category:** User discussions\
**Created:** [April 30, 2024, 9:55pm UTC](https://gromacs.bioexcel.eu/t/making-pdb-in-charmm-formate/9030 "2024-04-30T21:55:29Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![alexmathew](https://avatars.discourse-cdn.com/v4/letter/a/f4b2a3/32.png) [@alexmathew](https://gromacs.bioexcel.eu/u/alexmathew)\
**Post date:** [April 30, 2024, 9:55pm UTC](https://gromacs.bioexcel.eu/t/making-pdb-in-charmm-formate/9030/1 "2024-04-30T21:55:29Z")

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GROMACS version:  
GROMACS modification: Yes/No  
Here post your question  
I wanted to extract frames to pdb format, i need the format in charmm type. I tried with gmx editconf however, it doest provide format in charmm type.  
Any help?