>4aguA (A:) observed residues (from ATOM records)
ekyekigkigegsygvvfkcrnrdtgqivaikkflesedpvikkialreirmlkqlkhpn
lvnllevfrrkrrlhlvfeycdhtvlheldryqrgvpehlvksitwqtlqavnfchkhnc
ihrdvkpenilitkhsviklcdfgfarlltrwyrspellvgdtqygppvdvwaigcvfae
llsgvplwpgksdvdqlylirktlgdliprhqqvfstnqyfsgvkipdpedmeplelkfp
nisypalgllkgclhmdpterltceqllhhpyfenir