>4e2qO (O:) observed residues (from ATOM records)
piywkatnptlspshlqdlpgftrsvykrdhalitpeshvysplpdwtntlgaylitpat
gshfvmylakmkemsssglppqdierlifvvegavtltnssskkltvdsyaylppnfhhs
ldcvesatlvvferryeylgshttelivgstdkqplletpgevfelrkllpmsvaydfni
htmdfqpgeflnvkevhynqhgllllegqgiyrlgdnwypvqagdviwmapfvpqwyaal
gktrsryllykdvnrnpl