>1zxyA (A:) observed residues (from ATOM records)
mnineilkklinksdleineaeelakaiirgevpeilvsailvalrmkgeskneivgfar
amrelaikidvpnaidtagtggdglgtvnvstasaillslvnpvakhgnravsgksgsad
vlealgyniivpperakelvnktnfvflfaqyyhpamknvanvrktlgirtifnilgplt
npanakyqlmgvfskdhldllsksayeldfnkiilvygepgidevspigntfmkivskrg
ieevklnvtdfgispipieklivnsaedsaikivraflgkdehvaefikintavalfald
rvgdfregyeyadhlieksldklneiismngdvtklktivvkss