>1p6nB (B:) observed residues (from ATOM records)
kfprvknwelgsitydtlcaqsqqdgpctprrclgslvlprppaeqllsqardfinqyys
sikrsgsqaheerlqeveaevastgtyhlreselvfgakqawrnaprcvgriqwgklqvf
dardcssaqemftyicnhikyatnrgnlrsaitvfpqrapgrgdfriwnsqlvryagyrq
qdgsvrgdpanveitelciqhgwtpgngrfdvlplllqapdeapelfvlppelvlevple
hptlewfaalglrwyalpavsnmlleigglefsaapfsgwymsteigtrnlcdphrynil
edvavcmdldtrttsslwkdkaaveinlavlhsfqlakvtivdhhaatvsfmkhldneqk
arggcpadwawivppisgsltpvfhqemvnyilspafryqpdpw