>3o97A (A:) observed residues (from ATOM records)
ytrvvwcavgpeeqkkcqqwsqqsgqnvtcatasttddcivlvlkgeadalnldggyiyt
agkcglvpvlaenrksskhssldcvlrptegylavavvkkanegltwnslkdkkschtav
drtagwnipmglivnqtgscafdeffsqscapgadpksrlcalcagddqgldkcvpnske
kyygytgafrclaedvgdvafvkndtvwentngestadwaknlkredfrllcldgtrkpv
teaqschlavapnhavvsrsdraahveqvllhqqalfgkngkncpdkfclfksetknllf
ndnteclaklggrptyeeylgteyvtaianlkkcsleacaf