>2X1A_1|Chain A|MRNA 3'-END-PROCESSING PROTEIN RNA15|SACCHAROMYCES CEREVISIAE (4932) GPSRVVYLGSIPYDQTEEQILDLCSNVGPVINLKMMFDPQTGRSKGYAFIEFRDLESSASAVRNLNGYQLGSRFLKCGYSSNSDISGVSQQQQQQYN >2X1A_2|Chain B|5'-R(*GP*UP*UP*GP*UP)-3'| GUUGU