Table 3. Peptides from Rpb complex identified via LC-MS after Rpb2-IP from 48-hr cell extracts.

Identified proteins	Pfam domains (identity)
Contig 19200.0.g86.t1_1	RNA_pol_Rpb2_5, RNA_pol_Rpb2_4, RNA_pol_Rpb2_7, RNA_pol_Rpb2_6, RNA_pol_Rpb2_1, RNA_pol_Rpb2_3 (Rpb2-a)
Contig 5780.0.g96.t1_0	RNA_pol_Rpb1_2, RNA_pol_Rpb1_3, RNA_pol_Rpb1_1, RNA_pol_Rpb1_4, RNA_pol_Rpb1_5 (Rpb1-b)
Contig 15041.0.g92.t1_0	DNA_RNApol_7kD (RPABC4)
Contig 11798.0.g106.t1_0	RNA_pol_L_2 (Rpb11)
Contig 1141.1.g1.t1_0	RNA_pol_Rpb2_5, RNA_pol_Rpb2_4, RNA_pol_Rpb2_7, RNA_pol_Rpb2_6, RNA_pol_Rpb2_1, RNA_pol_Rpb2_3 (Rpb2-b)
Contig 13770.0.g40.t1_1	RNA_pol_N (RPABC5)
Contig 12705.0.g18.t1_0	RNA_pol_L_2 (Rpb11)
Contig 486.1.g67.t1_1	RNA_pol_Rpb5_N, RNA_pol_Rpb5_C (Rpb5)
Contig 14143.0.g92.t1_1	RNA_POL_M_15KD (Rpb9)
Contig 21831.0.g92.t1_1	SHS2_Rpb7-N, S1 (Rpb7)
Contig 22041.0.g30.t1_0	RNA_pol_L, RNA_pol_A_bac (RPAC1)
Contig 18775.0.g49.t1_0	RNA_pol_Rpb1_2, RNA_pol_Rpb1_3, RNA_pol_Rpb1_1, RNA_pol_Rpb1_4, RNA_pol_Rpb1_5 (Rpb1-a)