d1: DISTANCE ATOMS=1,2 
d2: DISTANCE ATOMS=3,4

c1: COLLECT_FRAMES ATOMS=1-20 ARG=d1,d2 STRIDE=1
r1: EUCLIDEAN_DISSIMILARITIES USE_OUTPUT_DATA_FROM=c1 ARG=d1,d2 
l1: LANDMARK_SELECT_STRIDE USE_OUTPUT_DATA_FROM=r1 NLANDMARKS=5
OUTPUT_ANALYSIS_DATA_TO_PDB USE_OUTPUT_DATA_FROM=l1 FILE=configs-stride.pdb FMT=%8.4f
