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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：P67775 New Search
50PDB entries
62Biological assembly
80chain/assembly records
Main Difference Dimensions in This Set
Different construct Different mutation/modification Different assembly state Different ligand/ion Different experimental method 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
2IAE Crystal structure of a protein phosphatase 2A (PP2A) holoenzyme. Deposited 2006-09-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa） Fragment：Calpha subunit
Mutation：D88N Non-standard monomer：Yes (specific site not provided by mmCIF) MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；298 K；0.1M MES, pH 7.0, 50mM NaCl, 1.4M ammonium sulfate, 0.2M LiCl, 2% 1,6-diaminohexane, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 3.50 Å R-free 0.316
2IAE Crystal structure of a protein phosphatase 2A (PP2A) holoenzyme. Deposited 2006-09-07 Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain F 1–309（309 aa） Fragment：Calpha subunit
Mutation：D88N Non-standard monomer：Yes (specific site not provided by mmCIF) MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7；298 K；0.1M MES, pH 7.0, 50mM NaCl, 1.4M ammonium sulfate, 0.2M LiCl, 2% 1,6-diaminohexane, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Resolution 3.50 Å R-free 0.316
2IE3 Structure of the Protein Phosphatase 2A Core Enzyme Bound to Tumor-inducing Toxins Deposited 2006-09-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa） Fragment：catalytic subunit
Not recorded MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；0.2 mM lithium sulfate, 1.5 M ammonium sulfate, 0.1 M Tris-Cl pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.80 Å R-free 0.264
2IE4 Structure of the Protein Phosphatase 2A Core Enzyme Bound to okadaic acid Deposited 2006-09-17 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 1–309（309 aa） Fragment：catalytic subunit
Not recorded MN MANGANESE (II) ION × 2 OKA OKADAIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；0.2 mM lithium sulfate, 1.5 M ammonium sulfate, 0.1 M Tris-Cl pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.60 Å R-free 0.230
2NPP Structure of the Protein Phosphatase 2A Holoenzyme Deposited 2006-10-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain F 1–309（309 aa） Fragment：catalytic subunit
Not recorded MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；277.5 K；15% PEG 8000, 0.1 M Tris-Cl pH 8.5, and 0.2 M magnesium sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 277.5K
Resolution 3.30 Å R-free 0.299
2NPP Structure of the Protein Phosphatase 2A Holoenzyme Deposited 2006-10-28 Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa） Fragment：catalytic subunit
Not recorded MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；277.5 K；15% PEG 8000, 0.1 M Tris-Cl pH 8.5, and 0.2 M magnesium sulfate, VAPOR DIFFUSION, HANGING DROP, temperature 277.5K
Resolution 3.30 Å R-free 0.299
2NYL Crystal structure of Protein Phosphatase 2A (PP2A) holoenzyme with the catalytic subunit carboxyl terminus truncated Deposited 2006-11-20 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 2–294（293 aa）
Not recorded MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；277 K；10-15% PEG8000, 0.1 M Tris-Cl, 0.2 M magnesium sulfate, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 3.80 Å R-free 0.335
2NYL Crystal structure of Protein Phosphatase 2A (PP2A) holoenzyme with the catalytic subunit carboxyl terminus truncated Deposited 2006-11-20 Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain F 2–294（293 aa）
Not recorded MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；277 K；10-15% PEG8000, 0.1 M Tris-Cl, 0.2 M magnesium sulfate, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 3.80 Å R-free 0.335
2NYM Crystal Structure of Protein Phosphatase 2A (PP2A) with C-terminus truncated catalytic subunit Deposited 2006-11-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 2–294（293 aa）
Not recorded MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；277 K；10-15% PEG8000, 0.1 M Tris-Cl, 0.2 M magnesium sulfate, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 3.60 Å R-free 0.331
2NYM Crystal Structure of Protein Phosphatase 2A (PP2A) with C-terminus truncated catalytic subunit Deposited 2006-11-21 Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain F 2–294（293 aa）
Not recorded MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；277 K；10-15% PEG8000, 0.1 M Tris-Cl, 0.2 M magnesium sulfate, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Resolution 3.60 Å R-free 0.331
3C5W Complex between PP2A-specific methylesterase PME-1 and PP2A core enzyme Deposited 2008-02-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded No recorded non-water small molecule X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 7.5；290 K；25% w/v PEG3350, 100 mM ammonium citrate, and 5 mM DTT, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 2.80 Å R-free 0.263
3DW8 Structure of a Protein Phosphatase 2A Holoenzyme with B55 subunit Deposited 2008-07-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；290 K；7-10% PEG 35000, 0.10-0.15 M Sodium citrate pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 2.85 Å R-free 0.285
3DW8 Structure of a Protein Phosphatase 2A Holoenzyme with B55 subunit Deposited 2008-07-21 Assembly 2 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain F 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5.5；290 K；7-10% PEG 35000, 0.10-0.15 M Sodium citrate pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Resolution 2.85 Å R-free 0.285
3FGA Structural Basis of PP2A and Sgo interaction Deposited 2008-12-05 Assembly 1 Protein heterocomplex Heteromer；Protein × 5 PDB declaration: pentameric（5） Consistent with protein count
Chain C 1–309（309 aa）
Mutation：D88N MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions EVAPORATION；pH 7；295 K；0.2 M SCTD, 20% w/v Polyethylene glycol 3,350, pH 7, EVAPORATION, temperature 295K
Resolution 2.70 Å R-free 0.277
3K7V Protein phosphatase 2A core complex bound to dinophysistoxin-1 Deposited 2009-10-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded SO4 SULFATE ION × 3 XT1 (2R)-3-[(2S,5R,6R,8S)-8-{(1R,2E)-3-[(2R,4a'R,5R,6'S,8'R,8a'S)-6'-{(1S,3S)-3-[(2S,3R,6R,11R)-3,11-dimethyl-1,7-dioxaspiro[5.5]undec-2-yl]-1-hydroxybutyl}-8'-hydroxy-7'-methylideneoctahydro-3H,3'H-spiro[furan-2,2'-pyrano[3,2-b]pyran]-5-yl]-1-methylprop-2-en-1-yl}-5-hydroxy-10-methyl-1,7-dioxaspiro[5.5]undec-10-en-2-yl]-2-hydroxy-2-methylpropanoic acid × 1 MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；0.2 M LITHIUM SULFATE, 1.5 M AMMONIUM SULFATE, 0.1 M TRIS-CL, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.85 Å R-free 0.262
3K7W Protein phosphatase 2A core complex bound to dinophysistoxin-2 Deposited 2009-10-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded SO4 SULFATE ION × 3 XT2 (2R)-2-hydroxy-3-[(2S,5R,6R,8S)-5-hydroxy-8-{(1R,2E)-3-[(2R,4a'R,5R,6'S,8'R,8a'S)-8'-hydroxy-6'-{(1S,3S)-1-hydroxy-3-[( 2S,6R,11S)-11-methyl-1,7-dioxaspiro[5.5]undec-2-yl]butyl}-7'-methylideneoctahydro-3H,3'H-spiro[furan-2,2'-pyrano[3,2-b]p yran]-5-yl]-1-methylprop-2-en-1-yl}-10-methyl-1,7-dioxaspiro[5.5]undec-10-en-2-yl]-2-methylpropanoic acid × 1 MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 8.5；293 K；0.2 M LITHIUM SULFATE, 1.5 M AMMONIUM SULFATE, 0.1 M TRIS-CL, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Resolution 2.96 Å R-free 0.263
3P71 Crystal structure of the complex of LCMT-1 and PP2A Deposited 2010-10-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 1–309（309 aa） Fragment：CATALYTIC SUBUNIT ALPHA ISOFORM
Not recorded PEG DI(HYDROXYETHYL)ETHER × 1 AN6 5'-{[(3S)-3-amino-3-carboxypropyl](ethyl)amino}-5'-deoxyadenosine × 1 MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.2；291 K；PROTEIN COMPLEX (~5 MG/ML), 100MM TRIS-HCL, 22-26% V/V PEG 4000, 200 MM SODIUM ACETATE, 5 MM DTT, pH 8.2, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Resolution 2.70 Å R-free 0.249
4I5L Structural mechanism of trimeric PP2A holoenzyme involving PR70: insight for Cdc6 dephosphorylation Deposited 2012-11-28 Assembly 1 Insufficient information Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded PEG DI(HYDROXYETHYL)ETHER × 8 CA CALCIUM ION × 2 MN MANGANESE (II) ION × 2 MLI MALONATE ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5；292 K；0.1M Na Malonate, 12% PEG 3350 + 6.2mg/mL protein in buffer Tris, 150mM NaCl , pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Resolution 2.43 Å R-free 0.228
4I5L Structural mechanism of trimeric PP2A holoenzyme involving PR70: insight for Cdc6 dephosphorylation Deposited 2012-11-28 Assembly 2 Insufficient information Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain F 1–309（309 aa）
Not recorded PEG DI(HYDROXYETHYL)ETHER × 3 CA CALCIUM ION × 2 MN MANGANESE (II) ION × 2 MLI MALONATE ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 5；292 K；0.1M Na Malonate, 12% PEG 3350 + 6.2mg/mL protein in buffer Tris, 150mM NaCl , pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 292K
Resolution 2.43 Å R-free 0.228
4I5N Structural mechanism of trimeric PP2A holoenzyme involving PR70: insight for Cdc6 dephosphorylation Deposited 2012-11-28 Assembly 1 Insufficient information Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded CA CALCIUM ION × 2 MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.75；296 K；0.03M Succinic acid with 7% PEG 3350. Protein (6.2mg/mL) in 10mM tris pH 8.0, 150mM NaCl, 5mM DTT, 1mM CaCl2, VAPOR DIFFUSION, HANGING DROP, temperature 296K
Resolution 2.80 Å R-free 0.250
4I5N Structural mechanism of trimeric PP2A holoenzyme involving PR70: insight for Cdc6 dephosphorylation Deposited 2012-11-28 Assembly 2 Insufficient information Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain F 1–309（309 aa）
Not recorded CA CALCIUM ION × 2 MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 4.75；296 K；0.03M Succinic acid with 7% PEG 3350. Protein (6.2mg/mL) in 10mM tris pH 8.0, 150mM NaCl, 5mM DTT, 1mM CaCl2, VAPOR DIFFUSION, HANGING DROP, temperature 296K
Resolution 2.80 Å R-free 0.250
4IYP structure of the nPP2Ac-alpha4 complex Deposited 2013-01-29 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 6–153（148 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 8；291 K；12-15% PEG3350 (v/v), 0.3 M Na/K tartrate, pH 8.0, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Resolution 2.80 Å R-free 0.222
4LAC Crystal Structure of Protein Phosphatase 2A (PP2A) and PP2A phosphatase activator (PTPA) complex with ATPgammaS Deposited 2013-06-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded PEG DI(HYDROXYETHYL)ETHER × 1 MN MANGANESE (II) ION × 2 AGS PHOSPHOTHIOPHOSPHORIC ACID-ADENYLATE ESTER × 1 MES 2-(N-MORPHOLINO)-ETHANESULFONIC ACID × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；298 K；0.1M MES at pH6.5 and 10-12% PEG20,000, 1mM ATPgammaS, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Resolution 2.82 Å R-free 0.242
4NY3 Human PTPA in complex with peptide Deposited 2013-12-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain C 304–309（6 aa） Fragment：UNP Residues 304-309
Not recorded SO4 SULFATE ION × 5 GOL GLYCEROL × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；277 K；2 M (NH4)2SO4 and 0.1 M HEPES pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Resolution 1.80 Å R-free 0.185
4NY3 Human PTPA in complex with peptide Deposited 2013-12-10 Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric（2） Consistent with protein count
Chain D 304–309（6 aa） Fragment：UNP Residues 304-309
Not recorded SO4 SULFATE ION × 5 GOL GLYCEROL × 3 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；277 K；2 M (NH4)2SO4 and 0.1 M HEPES pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 277K
Resolution 1.80 Å R-free 0.185
5W0W Crystal structure of Protein Phosphatase 2A bound to TIPRL Deposited 2017-06-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.2；292 K；0.1M citric acid pH 5.2, 9% PEG4000, 0.2M sodium acetate
Resolution 3.80 Å R-free 0.246
5W0W Crystal structure of Protein Phosphatase 2A bound to TIPRL Deposited 2017-06-01 Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain F 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.2；292 K；0.1M citric acid pH 5.2, 9% PEG4000, 0.2M sodium acetate
Resolution 3.80 Å R-free 0.246
5W0W Crystal structure of Protein Phosphatase 2A bound to TIPRL Deposited 2017-06-01 Assembly 3 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain I 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.2；292 K；0.1M citric acid pH 5.2, 9% PEG4000, 0.2M sodium acetate
Resolution 3.80 Å R-free 0.246
5W0W Crystal structure of Protein Phosphatase 2A bound to TIPRL Deposited 2017-06-01 Assembly 4 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain L 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 1 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.2；292 K；0.1M citric acid pH 5.2, 9% PEG4000, 0.2M sodium acetate
Resolution 3.80 Å R-free 0.246
6NTS Protein Phosphatase 2A (Aalpha-B56alpha-Calpha) holoenzyme in complex with a Small Molecule Activator of PP2A (SMAP) Deposited 2019-01-30 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–301（301 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) L2J N-[(1R,2R,3S)-2-hydroxy-3-(10H-phenoxazin-10-yl)cyclohexyl]-4-(trifluoromethoxy)benzene-1-sulfonamide × 1 MN MANGANESE (II) ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.02
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.63 Å
7CUN The structure of human Integrator-PP2A complex Deposited 2020-08-23 Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count
Chain Q 1–309（309 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 3.50 Å
7K36 Cryo-EM structure of STRIPAK complex Deposited 2020-09-10 Assembly 1 Protein heterocomplex Heteromer；Protein × 9 PDB declaration: nonameric（9） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 2 ZN ZINC ION × 2 IHP INOSITOL HEXAKISPHOSPHATE × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 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 q 1–309（309 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
7SOY The structure of the PP2A-B56gamma1 holoenzyme-PME-1 complex Deposited 2021-11-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 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 Q 1–309（309 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
8RBX Structure of Integrator-PP2A bound to a paused RNA polymerase II-DSIF-NELF-nucleosome complex Deposited 2023-12-05 Assembly 1 Other combination Heteromer；Protein × 43 PDB declaration: 46-meric（46） Consistent with all polymers
Chain q 1–309（309 aa）
Not recorded ZN ZINC ION × 10 MG MAGNESIUM ION × 1 MN MANGANESE (II) ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.10 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 q 1–309（309 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
8RC4 Structure of Integrator-PP2A complex Deposited 2023-12-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 16 PDB declaration: 16-meric（16） Consistent with protein count
Chain q 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 2 ZN ZINC ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.10 Å
8SO0 Cryo-EM structure of the PP2A:B55-FAM122A complex Deposited 2023-04-28 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) FE FE (III) ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8；CHAPSO was added only immediately prior to vitrification
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.80 Å
8TTB Cryo-EM structure of the PP2A:B55-ARPP19 complex Deposited 2023-08-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) FE FE (III) ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8；CHAPSO was added only immediately prior to vitrification
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.77 Å
8TWE Cryo-EM structure of the PP2A:B55-FAM122A complex, B55 body Deposited 2023-08-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8；CHAPSO was added only immediately prior to vitrification
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.55 Å
8TWI Cryo-EM structure of the PP2A:B55-FAM122A complex, PP2Ac body Deposited 2023-08-21 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) FE FE (III) ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8；CHAPSO was added only immediately prior to vitrification
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.69 Å
8U1X The structure of the PP2A-B56Delta holoenzyme mutant - E197K Deposited 2023-09-04 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
8U89 The structure of the PP2A-B56Delta holoenzyme mutant - E197K Deposited 2023-09-16 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.30 Å
8UO5 Protein Phosphatase 2A B55 subunit in complex with IER5 Deposited 2023-10-19 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded FE FE (III) ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.6
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.27 Å
8UWB Crystal structure of PP2A PPP2R1A-PPP2CA-PPP2R5E phosphatase. Deposited 2023-11-06 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Chain F 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.77；297 K；23% (w/v) PEG 20k, 0.1 M BIS-TRIS pH 5.77
Resolution 3.15 Å R-free 0.263
8UWB Crystal structure of PP2A PPP2R1A-PPP2CA-PPP2R5E phosphatase. Deposited 2023-11-06 Assembly 2 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Chain F 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 2 X-RAY DIFFRACTION
X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.77；297 K；23% (w/v) PEG 20k, 0.1 M BIS-TRIS pH 5.77
Resolution 3.15 Å R-free 0.263
8YJB Cryo-EM structure of the human DSS1-INTAC complex Deposited 2024-03-01 Assembly 1 Protein heterocomplex Heteromer；Protein × 12 PDB declaration: dodecameric（12） Consistent with protein count
Chain Q 1–309（309 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 4.10 Å
9C6B PP2A:B55-p107 substrate complex Deposited 2024-06-07 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) FE2 FE (II) ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.60 Å
9C7T PP2A:B55-Eya3 substrate complex Deposited 2024-06-11 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) FE2 FE (II) ION × 1 ZN ZINC ION × 1 ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 2.70 Å
9J5I Pathogen effector forms a phosphatase holoenzyme complex with host core enzyme to promote disease Deposited 2024-08-12 Assembly 1 Protein heterocomplex Heteromer；Protein × 6 PDB declaration: hexameric（6） Consistent with protein count
Chain C 1–309（309 aa）
Chain F 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 4 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.38 Å
9J5K Pathogen effector forms a phosphatase holoenzyme complex with host core enzyme to promote disease Deposited 2024-08-12 Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric（8） Consistent with protein count
Chain C 1–309（309 aa）
Chain F 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 4 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.39 Å
9J5N Pathogen effector forms a phosphatase holoenzyme complex with host core enzyme to promote disease Deposited 2024-08-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
9J5R Pathogen effector forms a phosphatase holoenzyme complex with host core enzyme to promote disease Deposited 2024-08-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 4.30 Å
9MF5 CryoEM structure of the Protein Phosphatase 2A (Abeta-B56gamma-Calpha) holoenzyme complex Deposited 2024-12-09 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
9MIP CryoEM structure of the Protein Phasphatase 2A (Aalpha-B56gamma-Calpha) holoenzyme complex Deposited 2024-12-13 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 2 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.4
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.40 Å
9MZW PP2A-B55 holoenzyme Deposited 2025-01-23 Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric（3） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.16 Å
9N0Y PP2A-B55 Holoenzyme with Eya3 Deposited 2025-01-24 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.71 Å
9N0Z PP2A-B55 Holoenzyme with B55i Deposited 2025-01-24 Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric（4） Consistent with protein count
Chain C 1–309（309 aa）
Not recorded No recorded non-water small molecule ELECTRON MICROSCOPY
cryo-EM buffer pH 8
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.50 Å
9O04 CryoEM structure of the FBXO42-CCDC6-PP2Ac degradasome Deposited 2025-04-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 14 PDB declaration: 14-meric（14） Consistent with protein count
Chain D 1–309（309 aa）
Chain E 1–309（309 aa）
Chain I 1–309（309 aa）
Chain J 1–309（309 aa）
Chain K 1–309（309 aa）
Chain L 1–309（309 aa）
Chain M 1–309（309 aa）
Chain N 1–309（309 aa）
Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) Non-standard monomer：Yes (specific site not provided by mmCIF) MN MANGANESE (II) ION × 16 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20 mM HEPES pH 7.5, 200 mM NaCl, 1 mM TCEP pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.20 Å
9O0L CryoEM structure of the CCDC6-PP2Ac multimer Deposited 2025-04-02 Assembly 1 Protein heterocomplex Heteromer；Protein × 10 PDB declaration: decameric（10） Consistent with protein count
Chain D 1–309（309 aa）
Chain E 1–309（309 aa）
Chain F 1–309（309 aa）
Chain G 1–309（309 aa）
Chain I 1–309（309 aa）
Chain J 1–309（309 aa）
Chain K 1–309（309 aa）
Chain L 1–309（309 aa）
Not recorded MN MANGANESE (II) ION × 16 ELECTRON MICROSCOPY
cryo-EM buffer pH 7.5；20 mM HEPES pH 7.5, 200 mM NaCl, 1 mM TCEP pH 7.5
cryo-EM vitrification conditions Cryogen ETHANE
Resolution 3.50 Å
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 Q 1–309（309 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

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.