O se opolopo ise lori ede Yoruba ni pataki Ifa.Ikeko reNi odun 1963, Abimbola keko gboye itan ni University College, Ibadan.Ni odun 1971, o keko gboye Masters ni Northwestern University, Evanston, Illinois.. 
In these cases, some DNA Gibeahsowọ́ do double duty, encoding one protein when read along one strand, and a second protein when read in the opposite direction along the other strand.. 