>4n0fH (H:) observed residues (from ATOM records)
hlsllyhltavsspapgtpafwvsgwlgpqqylsynslrgeaepcgawvwenqvswywek
ettdlrikeklfleafkalggkgpytlqgllgcelgpdntsvptakfalngeefmnfdlk
qgtwggdwpealaisqrwqqqdkaankeltfllfscphrlrehlergrgnlewkeppsmr
lkarpsspgfsvltcsafsfyppelqlrflrnglaagtgqgdfgpnsdgsfhasssltvk
sgdehhyccivqhaglaqplrvel