>1a96B (B:) observed residues (from ATOM records)
ekyivtwdmlqiharklasrlmpseqwkgiiavsrgglvpgallarelgirhvdtvciss
ydhdnqrelkvlkraegdgegfividdlvdtggtavairemypkahfvtifakpagrplv
ddyvvdipqdtwieqpwdmgvvfvppisgr