>3v9pB (B:) observed residues (from ATOM records)
argkfitfegidktthlqwfcdrlqerlgpagrhvvvtrepggtrlgetlreillnqpmd
leteallmfagrrehlalviepalargdwvvsdrftdatfayqgggrglprdklealerw
vqggfqpdltvlfdvppqiasarrgavrmpdkfesesdaffartraeylrraqeaphrfv
ivdssepiaqirkqlegvlaal