>4fksA (A:) observed residues (from ATOM records)
menfqkvekigegtygvvykarnkltgevvalkkipstaireisllkelnhpnivklldv
ihtenklylvfeflhqdlkkfmdasaltgiplpliksylfqllqglafchshrvlhrdlk
pqnllintegaikladfglarvvtlwyrapeillgckyystavdiwslgcifaemvtrra
lfpgdseidqlfrifrtlgtpdevvwpgvtsmpdykpsfpkwarqdfskvvppldedgrs
llsqmlhydpnkrisakaalahpffqdvtkpvphl