Current Protein Identity：P24928
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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 |
|---|---|---|---|---|---|---|---|
| 2GHQ CTD-specific phosphatase Scp1 in complex with peptide C-terminal domain of RNA polymerase II Deposited 2006-03-27 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain C
1795–1803（9 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | MG MAGNESIUM ION × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；298 K；(1)0.5M Ammonium sulfate, 0.2M Lithium sulfate, 100mM HEPES 7.5
(2) 1M sodium tartrate, 100mM Tris pH 8.5
, pH 7.5 - 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K
|
Resolution 2.05 Å R-free 0.248 |
| 2GHQ CTD-specific phosphatase Scp1 in complex with peptide C-terminal domain of RNA polymerase II Deposited 2006-03-27 | Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain D
1795–1803（9 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | MG MAGNESIUM ION × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；298 K；(1)0.5M Ammonium sulfate, 0.2M Lithium sulfate, 100mM HEPES 7.5
(2) 1M sodium tartrate, 100mM Tris pH 8.5
, pH 7.5 - 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K
|
Resolution 2.05 Å R-free 0.248 |
| 2GHT CTD-specific phosphatase Scp1 in complex with peptide from C-terminal domain of RNA polymerase II Deposited 2006-03-27 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain C
1796–1803（8 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | MG MAGNESIUM ION × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；298 K；(1) 0.5M Ammonium sulfate, 0.2M Lithium sulfate, 100mM HEPES 7.5
(2) 2M sodium tartrate, 100mM Tris pH 8.5, pH 7.5 - 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K
|
Resolution 1.80 Å R-free 0.232 |
| 2GHT CTD-specific phosphatase Scp1 in complex with peptide from C-terminal domain of RNA polymerase II Deposited 2006-03-27 | Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain D
1796–1803（8 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | MG MAGNESIUM ION × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；298 K；(1) 0.5M Ammonium sulfate, 0.2M Lithium sulfate, 100mM HEPES 7.5
(2) 2M sodium tartrate, 100mM Tris pH 8.5, pH 7.5 - 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K
|
Resolution 1.80 Å R-free 0.232 |
| 2LTO TDRD3 complex Deposited 2012-05-30 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain B
1804–1816（13 aa）
Fragment：UNP residues 1804-1816
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | No recorded non-water small molecule | SOLUTION NMR |
NMR measurement conditions
pH 8；293.15 K；Ionic strength (raw mmCIF value) 150；Pressure ambient
NMR sample composition
1.7 mM [U-99% 13C; U-99% 15N] protein_1, 50 mM sodium phosphate, 10 mM beta-mercaptoethanol, 150 mM sodium chloride, 90% H2O/10% D2O | 90% H2O/10% D2O
|
Resolution not provided |
| 4JXT CID of human RPRD1A in complex with a phosphorylated peptide from RPB1-CTD Deposited 2013-03-28 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain B
1612–1630（19 aa）
Fragment：UNP residues 1612-1630
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | UNX UNKNOWN LIGAND × 6 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION；pH 7.5；291 K；20% PEG-4000, 10% isopropanol, 0.1M HEPES., pH 7.5, vapor diffusion, temperature 291K
|
Resolution 1.90 Å R-free 0.237 |
| 5IY6 Human holo-PIC in the closed state Deposited 2016-03-24 | Assembly 1 Protein–DNA Heteromer；Protein × 27 PDB declaration: 29-meric（29） Consistent with all polymers |
Chain A
1–1970（1970 aa）
|
Not recorded | MG MAGNESIUM ION × 2 ZN ZINC ION × 11 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.9
cryo-EM vitrification conditions
Cryogen ETHANE；Blot for 4 seconds before plunging into liquid ethane (FEI VITROBOT MARK IV).
|
Resolution 7.20 Å |
| 5IY7 Human holo-PIC in the open state Deposited 2016-03-24 | Assembly 1 Protein–DNA Heteromer；Protein × 27 PDB declaration: 29-meric（29） Consistent with all polymers |
Chain A
1–1970（1970 aa）
|
Not recorded | MG MAGNESIUM ION × 2 ZN ZINC ION × 11 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.9
cryo-EM vitrification conditions
Cryogen ETHANE；Blot for 4 seconds before plunging into liquid ethane (FEI VITROBOT MARK IV).
|
Resolution 8.60 Å |
| 5IY8 Human holo-PIC in the initial transcribing state Deposited 2016-03-24 | Assembly 1 Protein–DNA Heteromer；Protein × 27 PDB declaration: 29-meric（29） Consistent with all polymers |
Chain A
1–1970（1970 aa）
|
Not recorded | MG MAGNESIUM ION × 2 ZN ZINC ION × 11 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.9
cryo-EM vitrification conditions
Cryogen ETHANE；Blot for 4 seconds before plunging into liquid ethane (FEI VITROBOT MARK IV).
|
Resolution 7.90 Å |
| 5IY9 Human holo-PIC in the initial transcribing state (no IIS) Deposited 2016-03-24 | Assembly 1 Other combination Heteromer；Protein × 26 PDB declaration: 29-meric（29） Consistent with all polymers |
Chain A
1–1970（1970 aa）
|
Not recorded | MG MAGNESIUM ION × 2 ZN ZINC ION × 10 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.9
cryo-EM vitrification conditions
Cryogen ETHANE；Blot for 4 seconds before plunging into liquid ethane (FEI VITROBOT MARK IV).
|
Resolution 6.30 Å |
| 5IYA Human core-PIC in the closed state Deposited 2016-03-24 | Assembly 1 Protein–DNA Heteromer；Protein × 21 PDB declaration: 23-meric（23） Consistent with all polymers |
Chain A
1–1970（1970 aa）
|
Not recorded | MG MAGNESIUM ION × 2 ZN ZINC ION × 11 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.9
cryo-EM vitrification conditions
Cryogen ETHANE；Blot for 4 seconds before plunging into liquid ethane (FEI VITROBOT MARK IV).
|
Resolution 5.40 Å |
| 5IYB Human core-PIC in the open state Deposited 2016-03-24 | Assembly 1 Protein–DNA Heteromer；Protein × 21 PDB declaration: 23-meric（23） Consistent with all polymers |
Chain A
1–1970（1970 aa）
|
Not recorded | MG MAGNESIUM ION × 2 ZN ZINC ION × 11 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.9
cryo-EM vitrification conditions
Cryogen ETHANE；Blot for 4 seconds before plunging into liquid ethane (FEI VITROBOT MARK IV).
|
Resolution 3.90 Å |
| 5IYC Human core-PIC in the initial transcribing state Deposited 2016-03-24 | Assembly 1 Protein–DNA Heteromer；Protein × 21 PDB declaration: 23-meric（23） Consistent with all polymers |
Chain A
1–1970（1970 aa）
|
Not recorded | MG MAGNESIUM ION × 2 ZN ZINC ION × 11 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.9
cryo-EM vitrification conditions
Cryogen ETHANE；Blot for 4 seconds before plunging into liquid ethane (FEI VITROBOT MARK IV).
|
Resolution 3.90 Å |
| 5IYD Human core-PIC in the initial transcribing state (no IIS) Deposited 2016-03-24 | Assembly 1 Other combination Heteromer；Protein × 20 PDB declaration: 23-meric（23） Consistent with all polymers |
Chain A
1–1970（1970 aa）
|
Not recorded | MG MAGNESIUM ION × 2 ZN ZINC ION × 11 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.9
cryo-EM vitrification conditions
Cryogen ETHANE；Blot for 4 seconds before plunging into liquid ethane (FEI VITROBOT MARK IV).
|
Resolution 3.90 Å |
| 6DRD RNA Pol II(G) Deposited 2018-06-11 | Assembly 1 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric（13） Consistent with protein count |
Chain A
1–1970（1970 aa）
|
Not recorded | ZN ZINC ION × 5 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.90 Å |
| 6G0R Crystal Structure of the first bromodomain of human BRD4 in complex with an acetylated POLR2A peptide (K775ac/K778ac) Deposited 2018-03-19 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain C
772–782（11 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | EDO 1,2-ETHANEDIOL × 1 | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；pH 7；277 K；20.0 % PEG 6K
10.0 % EtGly
0.1 M HEPES pH 7.0 0.1 M MgCl2
|
Resolution 1.25 Å R-free 0.175 |
| 6O9L Human holo-PIC in the closed state Deposited 2019-03-14 | Assembly 1 Protein–DNA Heteromer；Protein × 31 PDB declaration: 33-meric（33） Consistent with all polymers |
Chain A
1–1970（1970 aa）
|
Not recorded | MG MAGNESIUM ION × 2 ZN ZINC ION × 17 SF4 IRON/SULFUR CLUSTER × 1 | ELECTRON MICROSCOPY |
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 7.20 Å |
| 6XRE Structure of the p53/RNA polymerase II assembly Deposited 2020-07-12 | Assembly 1 Protein heterocomplex Heteromer；Protein × 13 PDB declaration: tridecameric（13） Consistent with protein count |
Chain A
1–1970（1970 aa）
|
Not recorded | MG MAGNESIUM ION × 1 ZN ZINC ION × 8 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.9
cryo-EM vitrification conditions
Cryogen ETHANE；The assembled p53/Pol II co-complex was applied directly on the grid for 10 sec followed by
5.5 sec of blotting. The sample grid was then washed with 3.5% trehalose in 0.1 M KCl/HEM buffer (20 mM HEPES, 0.2 mM EDTA, 2 mM MgCl2 at pH 7.9) for 10 sec, blotted for 5.5 sec, and finally frozen in liquid ethane.
|
Resolution 4.60 Å |
| 7EGB TFIID-based holo PIC on SCP promoter Deposited 2021-03-24 | Assembly 1 Protein–DNA Heteromer；Protein × 49 PDB declaration: 51-meric（51） Consistent with all polymers |
Chain o
1–1970（1970 aa）
|
Not recorded | ZN ZINC ION × 17 SF4 IRON/SULFUR CLUSTER × 1 MG MAGNESIUM ION × 1 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.9
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.30 Å |
| 7EGC p53-bound TFIID-based holo PIC on HDM2 promoter Deposited 2021-03-24 | Assembly 1 Protein–DNA Heteromer；Protein × 49 PDB declaration: 51-meric（51） Consistent with all polymers |
Chain o
1–1970（1970 aa）
|
Not recorded | ZN ZINC ION × 16 SF4 IRON/SULFUR CLUSTER × 1 MG MAGNESIUM ION × 1 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.9
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.90 Å |
| 7LBM Structure of the human Mediator-bound transcription pre-initiation complex Deposited 2021-01-08 | Assembly 1 Protein–DNA Heteromer；Protein × 54 PDB declaration: 56-meric（56） Consistent with all polymers |
Chain A
1–1970（1970 aa）
|
Not recorded | MG MAGNESIUM ION × 2 ZN ZINC ION × 16 SF4 IRON/SULFUR CLUSTER × 1 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.9
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 4.80 Å |
| 7YCX The structure of INTAC-PEC complex Deposited 2022-07-02 | Assembly 1 Other combination Heteromer；Protein × 31 PDB declaration: 34-meric（34） Consistent with all polymers |
Chain 1
1–1699（1699 aa）
Chain 1
1704–1856（153 aa）
Chain 1
1865–1970（106 aa）
|
Not recorded | ZN ZINC ION × 10 MN MANGANESE (II) ION × 2 MG MAGNESIUM ION × 1 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 4.18 Å |
| 8XRJ RNA polymerase II elongation complex with upstream nucleosome extracted from human nuclei Deposited 2024-01-07 | Assembly 1 Other combination Heteromer；Protein × 20 PDB declaration: 23-meric（23） 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 |
| 8XRM RNA polymerase II elongation complex with DSIF, SPT6, and ELOF1 transcribing genomic DNA extracted from human nuclei Deposited 2024-01-07 | Assembly 1 Other combination Heteromer；Protein × 16 PDB declaration: 19-meric（19） Consistent with all polymers |
Chain A
1–1970（1970 aa）
|
Not recorded | ZN ZINC ION × 10 MG MAGNESIUM ION × 1 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.5
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.13 Å |
| 8XSO RNA polymerase II elongation complex transcribing genomic DNA extracted from human nuclei Deposited 2024-01-09 | Assembly 1 Other combination Heteromer；Protein × 12 PDB declaration: 15-meric（15） 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 2.70 Å |
| 8XVS RNA polymerase II elongation complex with downstream nucleosome extracted from human nuclei Deposited 2024-01-15 | Assembly 1 Other combination Heteromer；Protein × 20 PDB declaration: 23-meric（23） 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 4.10 Å |
| 9B9L RPRD1B C-terminal interacting domain bound to a pThr4 CTD peptide Deposited 2024-04-02 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain C
1616–1630（15 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | No recorded non-water small molecule | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；293 K；Co-crystallization of CID with CTD peptide occurred in a reservoir solution of 20-32% PEG3350 and 0.1M lithium sulfate. 1:3 molar ratio of protein to peptide was used
|
Resolution 2.50 Å R-free 0.347 |
| 9EHZ Cryo-EM structure of Human RNA polymerase II Elongation Complex in an Intermediate Translocation State Deposited 2024-11-25 | Assembly 1 Other combination Heteromer；Protein × 12 PDB declaration: pentadecameric（15） 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 8
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 2.60 Å |
| 9EI1 Cryo-EM structure of Human RNA polymerase II Elongation Complex bound to the RECQL5 helicase in the absence of nucleotide Deposited 2024-11-25 | 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 8
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.20 Å |
| 9EI2 Cryo-EM structure of Human RNA polymerase II Elongation Complex bound to an apo RECQL5 helicase (RECQL5 IRI Module focused-classified) Deposited 2024-11-25 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain A
1–1970（1970 aa）
|
Not recorded | No recorded non-water small molecule | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 8
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 2.80 Å |
| 9EI3 Cryo-EM structure of Human RNA polymerase II Elongation Complex bound to the RECQL5 helicase in the presence of AMPPNP Deposited 2024-11-25 | 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 ANP PHOSPHOAMINOPHOSPHONIC ACID-ADENYLATE ESTER × 1 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 8
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.20 Å |
| 9EI4 Cryo-EM structure of Human RNA polymerase II Elongation Complex bound to the RECQL5 helicase in the presence of ADP Deposited 2024-11-25 | 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 ADP ADENOSINE-5'-DIPHOSPHATE × 1 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 8
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 3.70 Å |
| 9HM8 NMR solution structure of RPRD2 CTD-interacting domain and pS2,7 RNAPII CTD peptide. Deposited 2024-12-07 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain B
1612–1622（11 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | No recorded non-water small molecule | SOLUTION NMR |
NMR measurement conditions
pH 8；293.15 K；Ionic strength (raw mmCIF value) 100；Pressure 1
NMR sample composition
0.4 mM [U-100% 13C; U-100% 15N] RPRD2 CID, 1 mM pS2pS7 CTD, 90% H2O/10% D2O | 90% H2O/10% D2O
|
Resolution not provided |
| 9IA7 NMR solution structure of RPRD2 CTD-interacting domain and pT4 RNAPII CTD peptide. Deposited 2025-02-07 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain B
1612–1623（12 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | No recorded non-water small molecule | SOLUTION NMR |
NMR measurement conditions
pH 8；293.15 K；Ionic strength (raw mmCIF value) 100；Pressure 1
NMR sample composition
0.5 mM [U-100% 13C; U-100% 15N] RPRD2 CID, 1.5 mM pT4 CTD, 90% H2O/10% D2O | 90% H2O/10% D2O
|
Resolution not provided |
| 9QPX BRCA1 BRCT tandem repeat with RNA polymerase II pSer5-CTD peptide Deposited 2025-03-30 | Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain E
1615–1628（14 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | No recorded non-water small molecule | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；pH 6；277 K；0.1M PCB buffer (sodium propionate, sodium cacodylate, BIS-TRIS propane in the molar ratios 2:1:2) pH 6, 25%PEG 1500
|
Resolution 3.00 Å R-free 0.312 |
| 9QPX BRCA1 BRCT tandem repeat with RNA polymerase II pSer5-CTD peptide Deposited 2025-03-30 | Assembly 3 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain F
1615–1628（14 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | No recorded non-water small molecule | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；pH 6；277 K；0.1M PCB buffer (sodium propionate, sodium cacodylate, BIS-TRIS propane in the molar ratios 2:1:2) pH 6, 25%PEG 1500
|
Resolution 3.00 Å R-free 0.312 |
| 9QPX BRCA1 BRCT tandem repeat with RNA polymerase II pSer5-CTD peptide Deposited 2025-03-30 | Assembly 4 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count |
Chain G
1615–1628（14 aa）
|
Non-standard monomer：Yes (specific site not provided by mmCIF) | No recorded non-water small molecule | X-RAY DIFFRACTION |
X-ray crystallization conditions
VAPOR DIFFUSION, SITTING DROP；pH 6；277 K；0.1M PCB buffer (sodium propionate, sodium cacodylate, BIS-TRIS propane in the molar ratios 2:1:2) pH 6, 25%PEG 1500
|
Resolution 3.00 Å R-free 0.312 |
| 9VD9 Cryo-EM structure of the human DSS1-INTAC-PEC complex Deposited 2025-06-07 | Assembly 1 Insufficient information Heteromer；Protein × 35 PDB declaration: 38-meric（38） Consistent with all polymers |
Chain 1
1–1970（1970 aa）
Chain m
1618–1631（14 aa）
|
Not recorded | ZN ZINC ION × 10 MN MANGANESE (II) ION × 2 MG MAGNESIUM ION × 1 | ELECTRON MICROSCOPY |
cryo-EM buffer
pH 7.4
cryo-EM vitrification conditions
Cryogen ETHANE
|
Resolution 4.60 Å |