>6fciB (B:) observed residues (from ATOM records)
selqlveqrirsfpdfptpgvvfrdispvlkdpasfraaigllarhlkathggridyiag
ldsrgflfgpslaqelglgcvlirkrgklpgptlwasysleygkaeleiqkdalepgqrv
vvvddllatggtmnaacellgrlqaevlecvslveltslkgreklapvpffsllqye