| 1I3Q | I:1-49; I:50-122 | RNA POLYMERASE II CRYSTAL FORM I AT 3.1 A RESOLUTION |
| 1I50 | I:1-49; I:50-122 | RNA POLYMERASE II CRYSTAL FORM II AT 2.8 A RESOLUTION |
| 1I6H | I:2-49; I:50-120 | RNA POLYMERASE II ELONGATION COMPLEX |
| 1K83 | I:1-49; I:50-122 | CRYSTAL STRUCTURE OF YEAST RNA POLYMERASE II COMPLEXED WITH THE INHIBITOR ALPHA AMANITIN |
| 1TWA | I:1-49; I:50-121 | RNA POLYMERASE II COMPLEXED WITH ATP |
| 1TWC | I:1-49; I:50-121 | RNA POLYMERASE II COMPLEXED WITH GTP |
| 1TWF | I:1-49; I:50-121 | RNA POLYMERASE II COMPLEXED WITH UTP AT 2.3 A RESOLUTION |
| 1TWG | I:1-49; I:50-121 | RNA POLYMERASE II COMPLEXED WITH CTP |
| 1TWH | I:1-49; I:50-121 | RNA POLYMERASE II COMPLEXED WITH 2'DATP |
| 2B63 | I:2-49; I:50-120 | COMPLETE RNA POLYMERASE II-RNA INHIBITOR COMPLEX |
| 2B8K | I:2-49; I:50-120 | 12-SUBUNIT RNA POLYMERASE II |
| 2E2H | I:2-49; I:50-120 | RNA POLYMERASE II ELONGATION COMPLEX AT 5 MM MG2+ WITH GTP |
| 2E2I | I:2-49; I:50-120 | RNA POLYMERASE II ELONGATION COMPLEX IN 5 MM MG+2 WITH 2'-DGTP |
| 2E2J | I:2-49; I:50-120 | RNA POLYMERASE II ELONGATION COMPLEX IN 5 MM MG+2 WITH GMPCPP |
| 2JA5 | I:2-49; I:50-117 | CPD LESION CONTAINING RNA POLYMERASE II ELONGATION COMPLEX A |
| 2JA6 | I:2-49; I:50-117 | CPD LESION CONTAINING RNA POLYMERASE II ELONGATION COMPLEX B |
| 2JA7 | I:2-49; I:50-117; U:2-49; U:50-117 | CPD LESION CONTAINING RNA POLYMERASE II ELONGATION COMPLEX C |
| 2JA8 | I:2-49; I:50-117 | CPD LESION CONTAINING RNA POLYMERASE II ELONGATION COMPLEX D |
| 2NVQ | I:2-49; I:50-120 | RNA POLYMERASE II ELONGATION COMPLEX IN 150 MM MG+2 WITH 2'DUTP |
| 2NVT | I:2-49; I:50-120 | RNA POLYMERASE II ELONGATION COMPLEX IN 150 MM MG+2 WITH GMPCPP |
| 2NVX | I:2-49; I:50-120 | RNA POLYMERASE II ELONGATION COMPLEX IN 5 MM MG+2 WITH 2'-DUTP |
| 2NVY | I:2-49; I:50-120 | RNA POLYMERASE II FORM II IN 150 MM MN+2 |
| 2NVZ | I:2-49; I:50-120 | RNA POLYMERASE II ELONGATION COMPLEX WITH UTP, UPDATED 11/2006 |
| 2YU9 | I:2-49; I:50-120 | RNA POLYMERASE II ELONGATION COMPLEX IN 150 MM MG+2 WITH UTP |