>1a96A (A:) observed residues (from ATOM records)
ekyivtwdmlqiharklasrlmpseqwkgiiavsrgglvpgallarelgirhvdtvciss
ynqrelkvlkraegdgegfividdlvdtggtavairemypkahfvtifakpagrplvddy
vvdipqdtwieqpwdmgvvfvppis