>4yor_B mol:protein length:229 3-5 exonuclease PhoExo IMRIVAADTGGAVLDESFQPVGLIATVAVLVEKPYKTSKRFLVKYADPYNYDLSGRQAIRDEIELAIELAREVSPDVIHLDSTLGGIEVRKLDESTIDALQISDRGKEIWKELSKDLQPLAKKFWEETGIEIIAIGKSSVPVRIAEIYAGIFSVKWALDNVKEKGGLLVGLPRYMEVEIKKDKIIGKSLDPREGGLYGEVKTEVPQGIKWELYPNPLVRRFMVFEITSKS