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Protein Structures and Oligomeric States

Enter a protein name, UniProt accession or PDB ID. Name searches ask you to confirm the protein identity before related structures are queried.

Current Protein Identity：P11414 New Search
17PDB entries
17Biological assembly
17chain/assembly records
Main Difference Dimensions in This Set
Different assembly state Different ligand/ion Different experimental conditions Different structure-quality metrics

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
7B0Y Structure of a transcribing RNA polymerase II-U1 snRNP complex Deposited 2020-11-23 Assembly 1 Other combination Heteromer；Protein × 21 PDB declaration: 25-meric（25） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded ZN ZINC ION × 8 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å
7OKX Structure of active transcription elongation complex Pol II-DSIF (SPT5-KOW5)-ELL2-EAF1 (composite structure) Deposited 2021-05-18 Assembly 1 Other combination Heteromer；Protein × 15 PDB declaration: octadecameric（18） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 8 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
7OKY Structure of active transcription elongation complex Pol II-DSIF-ELL2-EAF1(composite structure) Deposited 2021-05-18 Assembly 1 Other combination Heteromer；Protein × 16 PDB declaration: nonadecameric（19） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 9 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.14 Å
7OO3 Pol II-CSB-CSA-DDB1-UVSSA (Structure1) Deposited 2021-05-26 Assembly 1 Other combination Heteromer；Protein × 17 PDB declaration: eicosameric（20） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded ZN ZINC ION × 8 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.80 Å
7OOB Pol II-CSB-CSA-DDB1-UVSSA-ADPBeF3 (Structure2) Deposited 2021-05-27 Assembly 1 Other combination Heteromer；Protein × 15 PDB declaration: octadecameric（18） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded ZN ZINC ION × 8 MG MAGNESIUM ION × 2 ADP ADENOSINE-5'-DIPHOSPHATE × 1 BEF BERYLLIUM TRIFLUORIDE ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
7OOP Pol II-CSB-CSA-DDB1-UVSSA-PAF-SPT6 (Structure 3) Deposited 2021-05-28 Assembly 1 Other combination Heteromer；Protein × 23 PDB declaration: 26-meric（26） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded ZN ZINC ION × 8 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.90 Å
7OPC Pol II-CSB-CRL4CSA-UVSSA-SPT6-PAF (Structure 4) Deposited 2021-05-31 Assembly 1 Other combination Heteromer；Protein × 25 PDB declaration: 28-meric（28） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded ZN ZINC ION × 8 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
7OPD Pol II-CSB-CRL4CSA-UVSSA-SPT6-PAF (Structure 5) Deposited 2021-05-31 Assembly 1 Other combination Heteromer；Protein × 25 PDB declaration: 28-meric（28） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded ZN ZINC ION × 8 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.00 Å
8OEU Structure of the mammalian Pol II-SPT6 complex (composite structure, Structure 4) Deposited 2023-03-13 Assembly 1 Other combination Heteromer；Protein × 13 PDB declaration: hexadecameric（16） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 8 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.04 Å
8OEV Structure of the mammalian Pol II-SPT6-Elongin complex, lacking ELOA latch (composite structure, structure 3) Deposited 2023-03-13 Assembly 1 Other combination Heteromer；Protein × 16 PDB declaration: nonadecameric（19） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 8 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.86 Å
8OEW Structure of the mammalian Pol II-Elongin complex, lacking the ELOA latch (composite structure, structure 2) Deposited 2023-03-13 Assembly 1 Other combination Heteromer；Protein × 15 PDB declaration: octadecameric（18） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 8 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.80 Å
8OF0 Structure of the mammalian Pol II-SPT6-Elongin complex, Structure 1 Deposited 2023-03-13 Assembly 1 Other combination Heteromer；Protein × 16 PDB declaration: nonadecameric（19） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 8 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.05 Å
8P4B Structural insights into human co-transcriptional capping - structure 2 Deposited 2023-05-20 Assembly 1 Other combination Heteromer；Protein × 13 PDB declaration: hexadecameric（16） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded ZN ZINC ION × 8 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
8P4C Structural insights into human co-transcriptional capping - structure 3 Deposited 2023-05-20 Assembly 1 Other combination Heteromer；Protein × 15 PDB declaration: octadecameric（18） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded ZN ZINC ION × 3 MG MAGNESIUM ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.80 Å
8P4D Structural insights into human co-transcriptional capping - structure 4 Deposited 2023-05-20 Assembly 1 Other combination Heteromer；Protein × 15 PDB declaration: octadecameric（18） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.60 Å
8P4E Structural insights into human co-transcriptional capping - structure 5 Deposited 2023-05-20 Assembly 1 Other combination Heteromer；Protein × 15 PDB declaration: octadecameric（18） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded MG MAGNESIUM ION × 1 ZN ZINC ION × 8 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.90 Å
8P4F Structural insights into human co-transcriptional capping - structure 6 Deposited 2023-05-20 Assembly 1 Other combination Heteromer；Protein × 15 PDB declaration: octadecameric（18） Consistent with all polymers
Chain A 1–1970（1970 aa）
Not recorded MGT 7N-METHYL-8-HYDROGUANOSINE-5'-TRIPHOSPHATE × 1 ZN ZINC ION × 8 MG MAGNESIUM ION × 1 SAM S-ADENOSYLMETHIONINE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.00 Å

This page presents structural evidence recorded in PDB/mmCIF.“No recorded non-water small molecule” does not prove that the experimental sample was ligand-free; experimental conditions belong to the PDB experiment, while ligands and copy counts are shown for each biological assembly.