Hi!<br>
If I remeber well, POPC is a type of membrane phospholipid, so I think
that you should download the topology files for lipids from the GROMACS
website, in the section topologies, force fields, then you should copy
it to the gromacs/share/top directory.<br>
<br>
good luck<br>
<br>
MGiò<br><br><div><span class="gmail_quote">On 9/28/05, <b class="gmail_sendername">Weidong Xin</b> <<a href="mailto:xin@sun3.oulu.fi">xin@sun3.oulu.fi</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<br>Hi, there,<br><br>When I run pdb2gmx I get this error:<br>Fatal error: Residue 'POPC' not found in residue topology database<br><br>Does anyone know how to correct this? If anyone has any suggestions I<br>would appreciate them.
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