# SARS-CoV-2 RNA simulation

**URL:** <https://gromacs.bioexcel.eu/t/sars-cov-2-rna-simulation/12618>\
**Category:** User discussions\
**Tags:** forcefield, mdrun\
**Created:** [September 8, 2025, 6:25am UTC](https://gromacs.bioexcel.eu/t/sars-cov-2-rna-simulation/12618 "2025-09-08T06:25:12Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![kushaladhikary460](https://avatars.discourse-cdn.com/v4/letter/k/f14d63/32.png) [@kushaladhikary460](https://gromacs.bioexcel.eu/u/kushaladhikary460)\
**Post date:** [September 8, 2025, 6:25am UTC](https://gromacs.bioexcel.eu/t/sars-cov-2-rna-simulation/12618/1 "2025-09-08T06:25:12Z")

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GROMACS version:2024.4  
GROMACS modification: No  
Wanted to perform SARS-CoV-2 RNA (pdb id:6XRZ) MD simulation but keep getting the same error when choosing any forcefield and water system.

Is there any easy way to perform the MDS, also is the .rtp file available for the RNA for analysis.