CPSF4 GI:5729939 cleavage and polyadenylation specific factor 4, 30kDa isoform 1 1 mqeiiasvdh ikfdleiave qqlgaqplpf pgmdksgaav cefflkaacg 50 51 kggmcpfrhi sgektvvckh wlrglckkgd qceflheydm tkmpecyfys 100 101 kfgecsnkec pflhidpesk ikdcpwydrg fckhgplcrh rhtrrvicvn 150 151 ylvgfcpegp sckfmhprfe lpmgtteqpp lpqqtqppak qsnnpplqrs 200 201 ssliqltsqn sspnqqrtpq vigvmqsqns sagnrgprpl eqvtcykcge 250 251 kghyanrctk ghlaflsgq