>1sxjE (E:) observed residues (from ATOM records)
wvdkyrpkslnalshneeltnflkslsdqprdlphlllygpngtgkktrcmallesifgp
gvyrnvvsspyhleitpsndriviqellkevaqmeqrykcviineansltkdaqaalrrt
mekysknirlimvcdsmspiiapiksqcllircpapsdseistilsdvvtneriqletkd
ilkriaqasngnlrvsllmlesmalnnelalkssspiikpdwiivihkltrkivkersvn
sliecravlydllahcipaniilkeltfslldvetlnttnkssiieyssvfderlslgnk
aifhlegfiakvmccld