>3n9u_A mol:protein length:230 Cleavage and polyadenylation specificity factor subunit 5 MHHHHHHSSGVDLGTENLYFQSMGNKYIQQTKPLTLERTINLYPLTNYTFGTKEPLYEK DSSVAARFQRMREEFDKIGMRRTVEGVLIVHEHRLPHVLLLQLGTTFFKLPGGELNPGE DEVEGLKRLMTEILGRQDGVLQDWVIDDCIGNWWRPNFEPPQYPYIPAHITKPKEHKKL FLVQLQEKALFAVPKNYKLVAAPLFELYDNAPGYGPIISSLPQLLSRFNFIYN