>3nluB (B:) observed residues (from ATOM records)
kfprvknwelgsitydtlcaqsqqdgpctprrclgslvlprpaeqllsqardfinqyyss
ikrsgsqaheerlqeveaevastgtyhlreselvfgakqawrnaprcvgriqwgklqvfd
ardcssaqemftyicnhikyatnrgnlrsaitvfpqrapgrgdfriwnsqlvryagyrqq
dgsvrgdpanveitelciqhgwtpgngrfdvlplllqapdeapelfvlppelvlevpleh
ptlewfaalglrwyalpavsnmlleigglefsaapfsgwymsteigtrnlcdphrynile
dvavcmdldtrttsslwkdkaaveinlavlhsfqlakvtivdhhaatvsfmkhldneqka
rggcpadwawivppisgsltpvfhqemvnyilspafryqpdpw