>2r3jA (A:) observed residues (from ATOM records)
menfqkvekigegtygvvykarnkltgevvalkkirvpstaireisllkelnhpnivkll
dvihtenklylvfeflhqdlkkfmdasaltgiplpliksylfqllqglafchshrvlhrd
lkpqnllintegaikladfglarahevvtlwyrapeillgckyystavdiwslgcifaem
vtrralfpgdseidqlfrifrtlgtpdevvwpgvtsmpdykpsfpkwarqdfskvvppld
edgrsllsqmlhydpnkrisakaalahpffqdvtkpvphlrl