parm models/stp10_64128_*_0.pdb
trajin models/stp10_64128_*_?.pdb
trajin models/stp10_64128_*_??.pdb
autoimage
rms  :21-52,82-222,282-373,384-415,423-472@CA
average crdset trjavg 
average average_rmsf.pdb pdb
#createcrd CRD1
run
rms ref trjavg :21-52,82-222,282-373,384-415,423-472@CA
atomicfluct out fluct.dat :21-52,82-222,282-373,384-415,423-472@CA byres
run