>2c69A (A:) observed residues (from ATOM records)
menfqkvekigegtygvvykarnkltgevvalkkirlvpstaireisllkelnhpnivkl
ldvihtenklylvfeflhqdlkkfmdasaltgiplpliksylfqllqglafchshrvlhr
dlkpqnllintegaikladfglarafgvpvrtythevvtlwyrapeillgckyystavdi
wslgcifaemvtrralfpgdseidqlfrifrtlgtpdevvwpgvtsmpdykpsfpkwarq
dfskvvppldedgrsllsqmlhydpnkrisakaalahpffqdvtkpvphlrl