>4c0o_D mol:protein length:125 SERINE/ARGININE-RICH SPLICING FACTOR 1 GAPRGRYGPPSRRSENRVVVSGLPPSGSWQDLKDHMREAGDVCYADVYRDGTGVVEFVR KEDMTYAVRKLDNTKFRSHEGETAYIRVKVDGPRSPSYGRSRSRSRSRSRSRSRSNSRS RSYSPRR