>2io1A (A:) observed residues (from ATOM records)
eltedmekeisnalghgpqdeilssafklritrgdiqtlknyhwlndevinfymnllver
nkkqgypalhvfstffypklksggyqavkrwtkgvnlfeqeiilvpihrkvhwslvvidl
rkkclkyldsmgqkghriceillqylqdesktkrnsdlnllewthhsmkpheipqqlngs
dsgmftckyadyisrdkpitftqhqmplfrkkmvweilhqqll