>1y44B (B:) observed residues (from ATOM records)
mellflgtgagipakarnvtsvalklleerrsvwlfdcgeatqhqmlhttikprkiekif
ithmhgdhvyglpgllgsrsfqggedeltvygpkgikafietslavtkthltyplaiqei
eegivfeddqfivtavsvihgveafgyrvqekdvpgslkadvlkemnippgpvyqkikkg
etvtledgriingndfleppkkgrsvvfsgdtrvsdklkelardcdvmvheatfakhstt
eqaavtakearakqlilthisaryqgdaslelqkeavdvfpnsvaaydflevnvprg