>1u91A (A:) SEQRES residues
alqltqspsslsasvgdrititcrasqgvtsalawyrqkpgsppqlliydasslesgvps
rfsgsgsgteftltistlrpedfatyycqqlhfyphtfgggtrvdvrrtvaapsvfifpp
sdeqlksgtasvvcllnnfypreakvqwkvdnalqsgnsqesvteqdskdstyslsstlt
lskadyekhkvyecevthqglsspvtksfnrgec