>2O3D_1|Chain A|Splicing factor, arginine/serine-rich 1|Homo sapiens (9606) MAPRGRYGPPSRRSENRVVVSGLPPSGSWQDLKDHMREAGDVCYADVYRDGTGVVEFVRKEDMTYAVRKLDNTKFRSHEGETAYIRVKVDGPRSPSYGRSRSRSRSRSRSLEH