>1ht1Y (Y:) observed residues (from ATOM records)
ttivsvrrnghvviagdgqatlgntvmkgnvkkvrrlyndkviagfaggtadaftlfelf
erklemhqghlvkaavelakdwrtdrmlrkleallavadetasliitgngdvvqpendli
aigsggpyaqaaarallentelsareiaekaldiagdiciytnhfhtieelsyk