Hello,

RESI HYP is available.

prot/toppar_all36_prot_modify_res.str:RESI HYP 0.00 ! hydroxyproline

I'm not sure why the CHARMM-GUI doesn't find it, but treat the residue as PRO, download the inputs created by the CHARMM-GUI and modify them to use HYP rather the PRO.

alex


School of Pharmacy
University of Maryland
20 Penn Street
Baltimore, MD, 21201