>5o3uB (B:) observed residues (from ATOM records)
gfskplhyppvrrdetvvddyfgvkvadpyrwledpnseetkefvdnqeklansvleece
lidkfkqkiidfvnfprcgvpfrrankyfhfynsglqaqnvfqmqddldgkpevlydpnl
reggrsglslysvsedakyfafgihsgltewvtikilktedrsylpdtlewvkfspaiwt
hdnkgffycpyppavnqearyhflgtdqsedillwrdlenpahhlkcqitddgkyfllyi
ldgcddankvycldltklpnglesfsapfmklidsfdasytaiandgsvftfqtnkdapr
kklvrvdlnnpsvwtdlvpeskkdllesahavnenqlilrylsdvkhvleirdlesgalq
hrlpidigsvdgitarrrdsvvffkftsiltpgivyqcdlndptqlkifresvvpdfdrs
efevkqvfvpskdgtkipifiaarkgisldgshpcemhgyggfginmmptfsasrivflk
hlggvfclanirgggeygeewhkagfrdkkqnvfddfisaaeylissgytkarrvaiegg
anggllvaacinqrpdlfgcaeancgvmdmlrfhkftlgylwtgdygcsdkeeefkwlik
yspihnvrrpweqpgneetqypatmiltadhddrvvplhsfkllatmqhvlctsledspq
knpiiariqrkaahygratmtqiaevadrygfmakaleapwid