Current Protein Identity：I3LJR4
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Difference tags compare only the current result set; every original PDB and assembly record remains separate.
Related-Structure Differences
Each row represents one biological assembly in one PDB entry; multiple monomers of the same protein are listed separately.
| PDB Entry | Assembly / Oligomeric State | Construct | Mutations and Modifications | Ligands, Ions and Non-polymers | Experimental Method | Experimental Conditions | Structure Quality |
|---|---|---|---|---|---|---|---|
| 6EXV Structure of mammalian RNA polymerase II elongation complex inhibited by Alpha-amanitin Deposited 2017-11-09 | Assembly 1 Other combination Heteromer；Protein × 13 PDB declaration: hexadecameric（16） Consistent with all polymers |
Chain A
1–1959（1959 aa）
|
Not recorded | ZN ZINC ION × 8 MG MAGNESIUM ION × 1 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.6
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.60 Å |
| 7B7U Cryo-EM structure of mammalian RNA polymerase II in complex with human RPAP2 Deposited 2020-12-11 | Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count |
Chain A
1–1942（1942 aa）
|
Not recorded | ZN ZINC ION × 6 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 2.80 Å |
| 7PKS Structural basis of Integrator-mediated transcription regulation Deposited 2021-08-26 | Assembly 1 Other combination Heteromer；Protein × 30 PDB declaration: 31-meric（31） Review required |
Chain M
1584–1596（13 aa）
|
Not recorded | MG MAGNESIUM ION × 1 ZN ZINC ION × 10 MN MANGANESE (II) ION × 2 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.60 Å |
| 8RBZ Structure of Integrator-PP2A-SOSS-CTD post-termination complex Deposited 2023-12-05 | Assembly 1 Protein heterocomplex Heteromer；Protein × 21 PDB declaration: 21-meric（21） Consistent with protein count |
Chain Y
1610–1622（13 aa）
|
Not recorded | ZN ZINC ION × 2 MN MANGANESE (II) ION × 2 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.70 Å |
| 9FYX Influenza A/H7N9 polymerase pre-cleavage cap-snatching complex Deposited 2024-07-04 | Assembly 1 Other combination Heteromer；Protein × 18 PDB declaration: 23-meric（23） Consistent with all polymers |
Chain A
11–1649（1639 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | ZN ZINC ION × 9 G1G 7-METHYL-GUANOSINE-5'-TRIPHOSPHATE-5'-(2'-O-METHYL)-GUANOSINE × 1 MG MAGNESIUM ION × 2 PO4 PHOSPHATE ION × 2 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 8；20 mM BICINE pH 8.0
150 mM NaCl
0.1 mM MgCl2
4% glycerol
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.30 Å |
| 9G0A Influenza A/H7N9 polymerase post-cleavage cap-snatching complex Deposited 2024-07-07 | Assembly 1 Other combination Heteromer；Protein × 18 PDB declaration: 23-meric（23） Consistent with all polymers |
Chain A
11–1649（1639 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | ZN ZINC ION × 8 MG MAGNESIUM ION × 2 G1G 7-METHYL-GUANOSINE-5'-TRIPHOSPHATE-5'-(2'-O-METHYL)-GUANOSINE × 1 PO4 PHOSPHATE ION × 3 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 8；20 mM BICINE pH 8.0
150 mM NaCl
3 mM MgCl2
4% glycerol
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.10 Å |