| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| P20436 | DNA-directed RNA polymerases I, II, and III subunit RPABC3; RNA polymerases I, II, and III subunit ABC3; ABC14.4; ABC14.5; DNA-directed RNA polymerases I, II, and III 14.5 kDa polypeptide; | RPB8; YOR224C; | NP_014867.1; | 146 | yeast |
| P40422 | DNA-directed RNA polymerases I, II, and III subunit RPABC4; RNA polymerases I, II, and III subunit ABC4; ABC10-alpha; | RPC10; RPB12; YHR143W-A; | NP_012013.1; | 70 | yeast |
| P22139 | DNA-directed RNA polymerases I, II, and III subunit RPABC5; RNA polymerases I, II, and III subunit ABC5; ABC10-beta; ABC8; DNA-directed RNA polymerases I, II, and III 8.3 kDa polypeptide; | RPB10; YOR210W; | NP_014853.3; | 70 | yeast |
| P07703 | DNA-directed RNA polymerases I and III subunit RPAC1; RNA polymerases I and III subunit AC1; C37; DNA-directed RNA polymerases I and III 40 kDa polypeptide; AC40; C40; | RPC40; RPA5 RPC5; YPR110C; | NP_015435.1; | 335 | yeast |
| P28000 | DNA-directed RNA polymerases I and III subunit RPAC2; RNA polymerases I and III subunit AC2; AC19; DNA-directed RNA polymerases I and III 16 kDa polypeptide; RPA19; | RPC19; YNL113W; | NP_014286.1; | 142 | yeast |
| P38902 | DNA-directed RNA polymerase II subunit RPB11; RNA polymerase II subunit B11; B13.6; DNA-directed RNA polymerase II 13.6 kDa polypeptide; | RPB11; YOL005C; | NP_014638.1; | 120 | yeast |
| P04050 | DNA-directed RNA polymerase II subunit RPB1; RNA polymerase II subunit 1; RNA polymerase II subunit B1; EC 2.7.7.6; DNA-directed RNA polymerase III largest subunit; RNA polymerase II subunit B220; | RPO21; RPB1 RPB220 SUA8; YDL140C; | NP_010141.1; | 1733 | yeast |
| P08518 | DNA-directed RNA polymerase II subunit RPB2; RNA polymerase II subunit 2; EC 2.7.7.6; B150; DNA-directed RNA polymerase II 140 kDa polypeptide; | RPB2; RPB150 RPO22; YOR151C; | NP_014794.3; | 1224 | yeast |
| P16370 | DNA-directed RNA polymerase II subunit RPB3; RNA polymerase II subunit 3; RNA polymerase II subunit B3; B44.5; DNA-directed RNA polymerase II 45 kDa polypeptide; | RPB3; YIL021W; | NP_012243.3; | 318 | yeast |
| P20433 | DNA-directed RNA polymerase II subunit RPB4; RNA polymerase II subunit B4; B32; DNA-directed RNA polymerase II 32 kDa polypeptide; | RPB4; YJL140W; | NP_012395.1; | 221 | yeast |
| P34087 | DNA-directed RNA polymerase II subunit RPB7; RNA polymerase II subunit B7; B16; | RPB7; YDR404C; | NP_010692.3; | 171 | yeast |
| P27999 | DNA-directed RNA polymerase II subunit RPB9; RNA polymerase II subunit B9; B12.6; DNA-directed RNA polymerase II 14.2 kDa polypeptide; DNA-directed RNA polymerase II subunit 9; | RPB9; YGL070C; | NP_011445.1; | 122 | yeast |
| Q04307 | DNA-directed RNA polymerase III subunit RPC10; RNA polymerase III subunit C10; DNA-directed RNA polymerases III 12.5 kDa polypeptide; RNA polymerase III subunit C11; | RPC11; YDR045C; | NP_010330.1; | 110 | yeast |
| P04051 | DNA-directed RNA polymerase III subunit RPC1; RNA polymerase III subunit C1; EC 2.7.7.6; DNA-directed RNA polymerase III largest subunit; RNA polymerase III subunit C160; | RPO31; RPC1 RPC160; YOR116C; | NP_014759.1; | 1460 | yeast |
| P22276 | DNA-directed RNA polymerase III subunit RPC2; RNA polymerase III subunit C2; EC 2.7.7.6; C128; DNA-directed RNA polymerase III 130 kDa polypeptide; | RET1; RPC128 RPC2; YOR207C; | NP_014850.1; | 1149 | yeast |
| P32349 | DNA-directed RNA polymerase III subunit RPC3; RNA polymerase III subunit C3; C82; DNA-directed III 74 kDa polypeptide; C74; | RPC82; RPC3; YPR190C; | NP_015516.1; | 654 | yeast |
| P25441 | DNA-directed RNA polymerase III subunit RPC4; RNA polymerase III subunit C4; C53; DNA-directed RNA polymerase III 47 kDa polypeptide; | RPC53; RPC4; YDL150W; | NP_010131.1; | 422 | yeast |
| P36121 | DNA-directed RNA polymerase III subunit RPC5; RNA polymerase III subunit C5; DNA-directed RNA polymerase III 37 kDa polypeptide; RNA polymerase III subunit C37; | RPC37; YKR025W; | NP_012950.3; | 282 | yeast |
| P32910 | DNA-directed RNA polymerase III subunit RPC6; RNA polymerase III subunit C6; C34; DNA-directed RNA polymerase III 36 kDa polypeptide; | RPC34; YNR003C; | NP_014400.1; | 317 | yeast |
| P17890 | DNA-directed RNA polymerase III subunit RPC7; RNA polymerase III subunit C7; DNA-directed RNA polymerase III 31 kDa polypeptide; C31; | RPC31; ACP2 RPC8; YNL151C; | NP_014248.3; | 251 | yeast |
