>1xubA (A:) observed residues (from ATOM records)
mhnyviidafasvplegnpvavffdaddlppaqmqriaremnlsestfvlkprnggdali
riftpvnelpfagapllgtaialgahtdnhrlyletqmgtiafelerqngsviaasmdqp
iptwtalgrdaellkalgisdstfpieiyhngprhvfvglpsidalsalhpdhralsnfh
dmaincfagagrrwrsrmfspaygvvedaatgsaagplaihlarhgqiefgqpveilqgv
eigrpslmfakaegraeqltrvevsgngvtfgrgtivl