| 1WCM | I:2-46; I:47-120 | COMPLETE 12-SUBUNIT RNA POLYMERASE II AT 3.8 ANG |
| 3FKI | I:2-46; I:47-120 | 12-SUBUNIT RNA POLYMERASE II REFINED WITH ZN-SAD DATA |
| 3GTG | I:2-46; I:47-120 | BACKTRACKED RNA POLYMERASE II COMPLEX WITH 12MER RNA |
| 3GTJ | I:2-46; I:47-120 | BACKTRACKED RNA POLYMERASE II COMPLEX WITH 13MER RNA |
| 3GTK | I:2-46; I:47-120 | BACKTRACKED RNA POLYMERASE II COMPLEX WITH 18MER RNA |
| 3GTL | I:2-46; I:47-120 | BACKTRACKED RNA POLYMERASE II COMPLEX WITH 13MER WITH G<>U MISMATCH |
| 3GTM | I:2-46; I:47-120 | CO-COMPLEX OF BACKTRACKED RNA POLYMERASE II WITH TFIIS |
| 3GTO | I:2-46; I:47-120 | BACKTRACKED RNA POLYMERASE II COMPLEX WITH 15MER RNA |
| 3GTP | I:2-46; I:47-120 | BACKTRACKED RNA POLYMERASE II COMPLEX WITH 24MER RNA |
| 3GTQ | I:2-46; I:47-120 | BACKTRACKED RNA POLYMERASE II COMPLEX INDUCED BY DAMAGE |
| 3H3V | J:2-46; J:47-120 | YEAST RNAP II CONTAINING POLY(A)-SIGNAL SEQUENCE IN THE ACTIVE SITE |
| 3K7A | I:2-46; I:47-120 | CRYSTAL STRUCTURE OF AN RNA POLYMERASE II-TFIIB COMPLEX |