>1g4bO (O:) observed residues (from ATOM records)
ttivsvrrnghvviagdgqatlgntvmkgnvkkvrrlyndkviagfaggtadaftlfelf
erklemhqghlvkaavelakdwrtdrmlrkleallavadetasliitgngdvvqpendli
aigsggpyaqaaarallentelsareiaekaldiagdiciytnhfhtieelsy