"sequence_id","alias","species","description","type" "YDL227C","No alias","Saccharomyces cerevisiae","Site-specific endonuclease; required for gene conversion at the MAT locus (homothallic switching) through the generation of a ds DNA break; expression restricted to mother cells in late G1 as controlled by Swi4p-Swi6p, Swi5p, and Ash1p [Source:SGD;Acc:S000002386]","protein_coding"