>1ct5A (A:) observed residues (from ATOM records)
tgitydedrktqliaqyesvrevvnaeaknvkilllvvsklkpasdiqilydhgvrefge
nyvqeliekakllpddikwhfigglqtnkckdlakvpnlysvetidslkkakklnesrak
fqpdcnpilcnvqintshedqksglnneaeifevidfflseeckyiklnglmtigswnrd
fatlvewkkkidakfgtslklsmgmsadfreairqgtaevrigtdifg