>1xltF (F:) observed residues (from ATOM records)
hmagsaedaafimknaskviivpgygmavaqaqhalremadvlkkegvevsyaihpvagr
mpghmnvllaeanvpydevfeleeinssfqtadvafvigandvtnpaaktdpsspiygmp
ildvekagtvlfikrsmasgyagvenelffrnntmmlfgdakkmteqivqamn