<table cellspacing="0" cellpadding="0" border="0" ><tr><td valign="top" style="font: inherit;"><DIV>Dear gmx-user,</DIV>
<DIV> </DIV>
<DIV>Do I define position and distance restrain simulteneusly?</DIV>
<DIV>my md.mdp has set as below</DIV>
<DIV>but it works only for position restrain. </DIV>
<DIV> </DIV>
<DIV>title = M2_amand in POPC<BR>cpp = /lib/cpp<BR>define = -DPOSRES<BR>define = -DDISRES<BR>constraints = all-bonds<BR>disre = simple<BR>integrator = md<BR></DIV>
<DIV>thanks in advance</DIV>
<DIV> </DIV>
<DIV>pathum</DIV></td></tr></table><br>