>1ls0A (A:) observed residues (from ATOM records)
dftpptvkilqsscdggghfpptiqllclvsgytpgtiqitwledgqvmdvdlstasttq
egelastqseltlsqkhwlsdrtytcqvtyqghtfedstkkcadsnprgvsaylsrpspf
dlfirksptitclvvdlapskgtvqltwsrasgkpvnhstrkeekqrngtltvtstlpvg
trdwiegetyqcrvthphlpralmrsttktsgpraapevyafatpewpgsrdkrtlacli
qnfmpedisvqwlhnevqlpdarhsttqprktkgsgffvfsrlevtraeweqkdeficra
vheaaspsqtvqravsvnp