QCONVR conversion ss distance restraints from 1xxx.upl
count 3 type diana
SSUPP   CYSS  50 SG    CYSS  53 SG         2.100
SSUPP   CYSS  50 SG    CYSS  53 CB         3.100
SSUPP   CYSS  50 CB    CYSS  53 SG         3.100