>5xnlY (Y:) observed residues (from ATOM records)
gspwygpdrvkylgpfsgespsyltgefpgdygwdtaglsadpetfsknrelevihsrwa
mlgalgcvfpellsrngvkfgeavwfkagsqifseggldylgnpslvhaqsilaiwatqv
ilmgavegyriaggplgevvdplypggsfdplgladdpeafaelkvkelkngrlamfsmf
gffvqaivtgkgplenladhlsdpvnnnawsyatnfvpg