>2xr1_A mol:protein length:640 CLEAVAGE AND POLYADENYLATION SPECIFICITY FACTOR 100 KD SUBUNITGSHMPIEDVLLDLKHKIEKNLPAGVTITDVEFEGPQLVLYTEEPRKFADDGNIIRNLAKELRTRIAMRPDPRVLATPEDSISIIEEVVPKESVISSYYFDPDSGEVIIEAEKPGLVIGKHGATLREITKQIGWIPKVVRTPPIKSRTVKNIREFMRNNLKERKEILKTVGRKIHRECTSKDQWVRVTALGGCKEVGRSCFLLSTPESRILIDCGVNVGSDENMTPYLYVPEVFPLNQIDAVIVTHAHLDHQGLVPLLFKYGYEGPVYCTPPTRDLMVLLQLDYIDVAAKEGKKIPYESGMVAKTLKHTIPLDYEEVTDIAPDIKLTFHNAGHILGSAISHFHIGDGLHNVVFTGDYKYEKTRLFDPAVNKFPRVETVISEATYGNANAFQPALKDAEKHLQMVVKNTIERGGIAVIPAFAVGRSQEVMIVLEESIRKGLIPEVPVYLDGMIWEATAIHATHPEYLNNDLRKLIFQKGQNPFLSECFKPVDSHEARQKIIQNPQPCVILATSGMMNGGPVMEYFKAFAEDPRNTLVFVGYQADGTIGRRIQKGWKEIPMTGKNGSTEMLKMNMEVQVVDGFSGHSDRRQLMEYVKRMQPRPERVFTEHGDEKACVDLASSVYKKLKIETRALTNLETVRLL