<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;"><DIV>Dear gmx-users:</DIV>
<DIV>&nbsp; I add a new residue in *rtp ,according to <BR><A href="http://www.gromacs.org/Documentation/How-tos/Adding_a_Residue_to_a_Force_Field">http://www.gromacs.org/Documentation/How-tos/Adding_a_Residue_to_a_Force_Field</A>, and modified corresponding files :such as atp, hdb ,&nbsp;after making a full copy of the installed forcefield in woring diectory.</DIV>
<DIV>When pdb2gmx_d </DIV>
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<DIV>appeared "</DIV>
<DIV>&nbsp;</DIV>
<DIV>All occupancies are one<BR>Opening force field file ./amber99sbr.ff/atomtypes.atp<BR>Atomtype 1"</DIV>
<DIV>&nbsp;</DIV>
<DIV>Please give me suggestions</DIV>
<DIV>&nbsp;</DIV>
<DIV>Thank you!<BR><A class=plink href="http://cn.webmessenger.yahoo.com/index.php?t=1&amp;to=eWlkPXpoYW94aWl0YzIwMDI-&amp;sig=703fa929658518b2720b087c59cd85f2dabf8844" rel=nofollow target=_blank><IMG class=pimg border=0 alt=4 src="http://opi.yahoo.com/online?u=zhaoxiitc2002&amp;t=4&amp;l=cn"></A></DIV></td></tr></table>