Why did an error occur when I uploaded a complex protein (protein with ligand) in xleap universe editor during running MD simulation on AMBER 12?

I ran MD simulation of a complex protein eg. gp120 and BMS-488043 using AMBER12. I successfully passed from all steps given in the amber toturial, but when I upload the complex protein in the...

07 July 2014 9,876 2 View