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- EMDB-28547: Cryo-EM structure of PRC2 in complex with the long isoform of AEBP2 -
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Open data
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Basic information
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Title | Cryo-EM structure of PRC2 in complex with the long isoform of AEBP2 | ||||||||||||||||||||||||
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![]() | Polycomb repressive complex 2 Histone methyltransferase / GENE REGULATION | ||||||||||||||||||||||||
Function / homology | ![]() regulation of kidney development / hepatocyte homeostasis / cellular response to trichostatin A / regulation of gliogenesis / [histone H3]-lysine27 N-trimethyltransferase / negative regulation of striated muscle cell differentiation / sex chromatin / CAF-1 complex / negative regulation of keratinocyte differentiation / histone H3K27 trimethyltransferase activity ...regulation of kidney development / hepatocyte homeostasis / cellular response to trichostatin A / regulation of gliogenesis / [histone H3]-lysine27 N-trimethyltransferase / negative regulation of striated muscle cell differentiation / sex chromatin / CAF-1 complex / negative regulation of keratinocyte differentiation / histone H3K27 trimethyltransferase activity / negative regulation of retinoic acid receptor signaling pathway / random inactivation of X chromosome / primary miRNA binding / regulatory ncRNA-mediated heterochromatin formation / skeletal muscle satellite cell maintenance involved in skeletal muscle regeneration / response to tetrachloromethane / cerebellar cortex development / facultative heterochromatin formation / histone H3K27 methyltransferase activity / positive regulation of cell cycle G1/S phase transition / NURF complex / NuRD complex / regulation of cell fate specification / negative regulation of stem cell population maintenance / DNA replication-dependent chromatin assembly / ESC/E(Z) complex / chromatin silencing complex / Transcription of E2F targets under negative control by p107 (RBL1) and p130 (RBL2) in complex with HDAC1 / regulation of stem cell differentiation / protein-lysine N-methyltransferase activity / negative regulation of stem cell differentiation / RSC-type complex / Transcription of E2F targets under negative control by DREAM complex / pronucleus / cardiac muscle hypertrophy in response to stress / Polo-like kinase mediated events / synaptic transmission, GABAergic / G0 and Early G1 / positive regulation of dendrite development / histone H3 methyltransferase activity / lncRNA binding / Cyclin E associated events during G1/S transition / SUMOylation of chromatin organization proteins / negative regulation of G1/S transition of mitotic cell cycle / G1 to G0 transition / negative regulation of gene expression, epigenetic / spinal cord development / positive regulation of stem cell population maintenance / G1/S-Specific Transcription / ATPase complex / histone methyltransferase activity / Sin3-type complex / Cyclin A:Cdk2-associated events at S phase entry / oligodendrocyte differentiation / negative regulation of transcription elongation by RNA polymerase II / Transcriptional Regulation by E2F6 / RNA Polymerase I Transcription Initiation / negative regulation of cell differentiation / histone deacetylase complex / Transcriptional regulation of brown and beige adipocyte differentiation by EBF2 / subtelomeric heterochromatin formation / negative regulation of cytokine production involved in inflammatory response / RNA polymerase II core promoter sequence-specific DNA binding / pericentric heterochromatin / ribonucleoprotein complex binding / positive regulation of epithelial to mesenchymal transition / Deposition of new CENPA-containing nucleosomes at the centromere / keratinocyte differentiation / transcription coregulator activity / protein localization to chromatin / enzyme activator activity / Regulation of TP53 Activity through Acetylation / Regulation of PTEN gene transcription / methylated histone binding / liver regeneration / B cell differentiation / ERCC6 (CSB) and EHMT2 (G9a) positively regulate rRNA expression / transcription corepressor binding / PRC2 methylates histones and DNA / positive regulation of MAP kinase activity / negative regulation of transforming growth factor beta receptor signaling pathway / positive regulation of GTPase activity / negative regulation of cell migration / Defective pyroptosis / HDACs deacetylate histones / stem cell differentiation / regulation of circadian rhythm / promoter-specific chromatin binding / hippocampus development / HCMV Early Events / PKMTs methylate histone lysines / protein modification process / brain development / positive regulation of protein serine/threonine kinase activity / G1/S transition of mitotic cell cycle / heterochromatin formation / chromatin DNA binding / Activation of anterior HOX genes in hindbrain development during early embryogenesis / histone deacetylase binding / cellular response to hydrogen peroxide Similarity search - Function | ||||||||||||||||||||||||
Biological species | ![]() | ||||||||||||||||||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.64 Å | ||||||||||||||||||||||||
![]() | Boudes M / Zhang Q / Flanigan SF / Davidovich C | ||||||||||||||||||||||||
Funding support | ![]()
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![]() | ![]() Title: To be updated Authors: Boudes M / Zhang Q / Flanigan SF / Davidovich C | ||||||||||||||||||||||||
History |
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Structure visualization
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 88.6 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 26.8 KB 26.8 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() | 12 KB | Display | ![]() |
Images | ![]() | 73.3 KB | ||
Filedesc metadata | ![]() | 8.2 KB | ||
Others | ![]() ![]() ![]() | 168.1 MB 165.1 MB 165.1 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 8eqvMC M: atomic model generated by this map C: citing same article ( |
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Similar structure data | Similarity search - Function & homology ![]() |
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Links
EMDB pages | ![]() ![]() |
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Related items in Molecule of the Month |
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Map
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Voxel size | X=Y=Z: 0.86 Å | ||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Additional map: #1
File | emd_28547_additional_1.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Half map: #2
File | emd_28547_half_map_1.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Half map: #1
File | emd_28547_half_map_2.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
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Sample components
-Entire : Ternary complex of PRC2 with long isoform of AEBP2
Entire | Name: Ternary complex of PRC2 with long isoform of AEBP2 |
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Components |
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-Supramolecule #1: Ternary complex of PRC2 with long isoform of AEBP2
Supramolecule | Name: Ternary complex of PRC2 with long isoform of AEBP2 / type: complex / ID: 1 / Parent: 0 / Macromolecule list: all |
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Source (natural) | Organism: ![]() |
-Macromolecule #1: Histone-binding protein RBBP4
Macromolecule | Name: Histone-binding protein RBBP4 / type: protein_or_peptide / ID: 1 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 47.709527 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MADKEAAFDD AVEERVINEE YKIWKKNTPF LYDLVMTHAL EWPSLTAQWL PDVTRPEGKD FSIHRLVLGT HTSDEQNHLV IASVQLPND DAQFDASHYD SEKGEFGGFG SVSGKIEIEI KINHEGEVNR ARYMPQNPCI IATKTPSSDV LVFDYTKHPS K PDPSGECN ...String: MADKEAAFDD AVEERVINEE YKIWKKNTPF LYDLVMTHAL EWPSLTAQWL PDVTRPEGKD FSIHRLVLGT HTSDEQNHLV IASVQLPND DAQFDASHYD SEKGEFGGFG SVSGKIEIEI KINHEGEVNR ARYMPQNPCI IATKTPSSDV LVFDYTKHPS K PDPSGECN PDLRLRGHQK EGYGLSWNPN LSGHLLSASD DHTICLWDIS AVPKEGKVVD AKTIFTGHTA VVEDVSWHLL HE SLFGSVA DDQKLMIWDT RSNNTSKPSH SVDAHTAEVN CLSFNPYSEF ILATGSADKT VALWDLRNLK LKLHSFESHK DEI FQVQWS PHNETILASS GTDRRLNVWD LSKIGEEQSP EDAEDGPPEL LFIHGGHTAK ISDFSWNPNE PWVICSVSED NIMQ VWQMA ENIYNDEDPE GSVDPEGQGS UniProtKB: Histone-binding protein RBBP4 |
-Macromolecule #2: Zinc finger protein AEBP2
Macromolecule | Name: Zinc finger protein AEBP2 / type: protein_or_peptide / ID: 2 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 54.535496 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MAAAITDMAD LEELSRLSPL PPGSPGSAAR GRAEPPEEEE EEEEEEEEAE AEAVAALLLN GGSGGGGGGG GGGVGGGEAE TMSEPSPES ASQAGEDEDE EEDDEEEEDE SSSSGGGEEE SSAESLVGSS GGSSSDETRS LSPGAASSSS GDGDGKEGLE E PKGPRGSQ ...String: MAAAITDMAD LEELSRLSPL PPGSPGSAAR GRAEPPEEEE EEEEEEEEAE AEAVAALLLN GGSGGGGGGG GGGVGGGEAE TMSEPSPES ASQAGEDEDE EEDDEEEEDE SSSSGGGEEE SSAESLVGSS GGSSSDETRS LSPGAASSSS GDGDGKEGLE E PKGPRGSQ GGGGGGSSSS SVVSSGGDEG YGTGGGGSSA TSGGRRGSLE MSSDGEPLSR MDSEDSISST IMDVDSTISS GR STPAMMN GQGSTTSSSK NIAYNCCWDQ CQACFNSSPD LADHIRSIHV DGQRGGVFVC LWKGCKVYNT PSTSQSWLQR HML THSGDK PFKCVVGGCN ASFASQGGLA RHVPTHFSQQ NSSKVSSQPK AKEESPSKAG MNKRRKLKNK RRRSLPRPHD FFDA QTLDA IRHRAICFNL SAHIESLGKG HSVVFHSTVI AKRKEDSGKI KLLLHWMPED ILPDVWVNES ERHQLKTKVV HLSKL PKDT ALLLDPNIYR TMPQKRLKRT LIRKVFNLYL SKQ UniProtKB: Zinc finger protein AEBP2 |
-Macromolecule #3: Polycomb protein EED
Macromolecule | Name: Polycomb protein EED / type: protein_or_peptide / ID: 3 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 50.267691 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MSEREVSTAP AGTDMPAAKK QKLSSDENSN PDLSGDENDD AVSIESGTNT ERPDTPTNTP NAPGRKSWGK GKWKSKKCKY SFKCVNSLK EDHNQPLFGV QFNWHSKEGD PLVFATVGSN RVTLYECHSQ GEIRLLQSYV DADADENFYT CAWTYDSNTS H PLLAVAGS ...String: MSEREVSTAP AGTDMPAAKK QKLSSDENSN PDLSGDENDD AVSIESGTNT ERPDTPTNTP NAPGRKSWGK GKWKSKKCKY SFKCVNSLK EDHNQPLFGV QFNWHSKEGD PLVFATVGSN RVTLYECHSQ GEIRLLQSYV DADADENFYT CAWTYDSNTS H PLLAVAGS RGIIRIINPI TMQCIKHYVG HGNAINELKF HPRDPNLLLS VSKDHALRLW NIQTDTLVAI FGGVEGHRDE VL SADYDLL GEKIMSCGMD HSLKLWRINS KRMMNAIKES YDYNPNKTNR PFISQKIHFP DFSTRDIHRN YVDCVRWLGD LIL SKSCEN AIVCWKPGKM EDDIDKIKPS ESNVTILGRF DYSQCDIWYM RFSMDFWQKM LALGNQVGKL YVWDLEVEDP HKAK CTTLT HHKCGAAIRQ TSFSRDSSIL IAVCDDASIW RWDRLR UniProtKB: Polycomb protein EED |
-Macromolecule #4: Histone-lysine N-methyltransferase EZH2
Macromolecule | Name: Histone-lysine N-methyltransferase EZH2 / type: protein_or_peptide / ID: 4 / Number of copies: 1 / Enantiomer: LEVO / EC number: [histone H3]-lysine27 N-trimethyltransferase |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 85.492297 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MGQTGKKSEK GPVCWRKRVK SEYMRLRQLK RFRRADEVKS MFSSNRQKIL ERTEILNQEW KQRRIQPVHI LTSVSSLRGT RECSVTSDL DFPTQVIPLK TLNAVASVPI MYSWSPLQQN FMVEDETVLH NIPYMGDEVL DQDGTFIEEL IKNYDGKVHG D RECGFIND ...String: MGQTGKKSEK GPVCWRKRVK SEYMRLRQLK RFRRADEVKS MFSSNRQKIL ERTEILNQEW KQRRIQPVHI LTSVSSLRGT RECSVTSDL DFPTQVIPLK TLNAVASVPI MYSWSPLQQN FMVEDETVLH NIPYMGDEVL DQDGTFIEEL IKNYDGKVHG D RECGFIND EIFVELVNAL GQYNDDDDDD DGDDPEEREE KQKDLEDHRD DKESRPPRKF PSDKIFEAIS SMFPDKGTAE EL KEKYKEL TEQQLPGALP PECTPNIDGP NAKSVQREQS LHSFHTLFCR RCFKYDCFLH PFHATPNTYK RKNTETALDN KPC GPQCYQ HLEGAKEFAA ALTAERIKTP PKRPGGRRRG RLPNNSSRPS TPTINVLESK DTDSDREAGT ETGGENNDKE EEEK KDETS SSSEANSRCQ TPIKMKPNIE PPENVEWSGA EASMFRVLIG TYYDNFCAIA RLIGTKTCRQ VYEFRVKESS IIAPA PAED VDTPPRKKKR KHRLWAAHCR KIQLKKDGSS NHVYNYQPCD HPRQPCDSSC PCVIAQNFCE KFCQCSSECQ NRFPGC RCK AQCNTKQCPC YLAVRECDPD LCLTCGAADH WDSKNVSCKN CSIQRGSKKH LLLAPSDVAG WGIFIKDPVQ KNEFISE YC GEIISQDEAD RRGKVYDKYM CSFLFNLNND FVVDATRKGN KIRFANHSVN PNCYAKVMMV NGDHRIGIFA KRAIQTGE E LFFDYRYSQA DALKYVGIER EMEIP UniProtKB: Histone-lysine N-methyltransferase EZH2 |
-Macromolecule #5: Polycomb protein SUZ12
Macromolecule | Name: Polycomb protein SUZ12 / type: protein_or_peptide / ID: 5 / Number of copies: 1 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 83.181922 KDa |
Recombinant expression | Organism: ![]() |
Sequence | String: MAPQKHGGGG GGGSGPSAGS GGGGFGGSAA VAAATASGGK SGGGSCGGGG SYSASSSSSA AAAAGAAVLP VKKPKMEHVQ ADHELFLQA FEKPTQIYRF LRTRNLIAPI FLHRTLTYMS HRNSRTNIKR KTFKVDDMLS KVEKMKGEQE SHSLSAHLQL T FTGFFHKN ...String: MAPQKHGGGG GGGSGPSAGS GGGGFGGSAA VAAATASGGK SGGGSCGGGG SYSASSSSSA AAAAGAAVLP VKKPKMEHVQ ADHELFLQA FEKPTQIYRF LRTRNLIAPI FLHRTLTYMS HRNSRTNIKR KTFKVDDMLS KVEKMKGEQE SHSLSAHLQL T FTGFFHKN DKPSPNSENE QNSVTLEVLL VKVCHKKRKD VSCPIRQVPT GKKQVPLNPD LNQTKPGNFP SLAVSSNEFE PS NSHMVKS YSLLFRVTRP GRREFNGMIN GETNENIDVN EELPARRKRN REDGEKTFVA QMTVFDKNRR LQLLDGEYEV AMQ EMEECP ISKKRATWET ILDGKRLPPF ETFSQGPTLQ FTLRWTGETN DKSTAPIAKP LATRNSESLH QENKPGSVKP TQTI AVKES LTTDLQTRKE KDTPNENRQK LRIFYQFLYN NNTRQQTEAR DDLHCPWCTL NCRKLYSLLK HLKLCHSRFI FNYVY HPKG ARIDVSINEC YDGSYAGNPQ DIHRQPGFAF SRNGPVKRTP ITHILVCRPK RTKASMSEFL ESEDGEVEQQ RTYSSG HNR LYFHSDTCLP LRPQEMEVDS EDEKDPEWLR EKTITQIEEF SDVNEGEKEV MKLWNLHVMK HGFIADNQMN HACMLFV EN YGQKIIKKNL CRNFMLHLVS MHDFNLISIM SIDKAVTKLR EMQQKLEKGE SASPANEEIT EEQNGTANGF SEINSKEK A LETDSVSGVS KQSKKQKL UniProtKB: Polycomb protein SUZ12 |
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Concentration | 2.4 mg/mL | |||||||||||||||
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Buffer | pH: 7.5 Component:
Details: 200 mM NaCl, 20 mM HEPES pH 7.5, 1 mM TCEP, 0.01% NP-40 | |||||||||||||||
Grid | Model: Quantifoil R1.2/1.3 / Material: COPPER / Mesh: 200 / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Time: 120 sec. / Pretreatment - Atmosphere: AIR / Details: 0.24 mBar, 120 s, 10 mAmp | |||||||||||||||
Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 277 K / Instrument: FEI VITROBOT MARK IV / Details: Blotting 3 seconds. | |||||||||||||||
Details | Prior to cryo-EM sample preparation, complexes were PEGylated at 0.9 mg/mL with 5 mM MS(PEG)4 Methyl-PEG-NHS-Ester (ThermoFisher Scientific) for 2 h at 4oC. |
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Electron microscopy
Microscope | FEI TITAN KRIOS |
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Specialist optics | Energy filter - Name: GIF Quantum ER / Energy filter - Slit width: 10 eV |
Image recording | Film or detector model: GATAN K3 BIOQUANTUM (6k x 4k) / Average electron dose: 60.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Nominal defocus max: 2.5 µm / Nominal defocus min: 0.5 µm / Nominal magnification: 105000 |
Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |