>3idxL (L:) observed residues (from ATOM records)
diqmtqspsslsasvgdrvtitcqasqdirnylnwyqqkpgkapklliydasnsetgvps
rfsgsgsgrdftftisslqpedvatyycqqhqnvplttfgggtkveikrtvaapsvfifp
psdeqlksgtasvvcllnnfypreakvqwkvdnalqsgnsqesvteqdskdstyslsstl
tlskadyekhkvyacevthqglrspvtksfnrge