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Open data
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Basic information
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Title | Dimer structure of H/ACA RNP lobe of human telomerase | ||||||||||||||||||||||||||||||
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![]() | telomerase / H/ACA / RNA-binding protein / RNA BINDING PROTEIN | ||||||||||||||||||||||||||||||
Function / homology | ![]() telomere formation via telomerase / box H/ACA scaRNP complex / box H/ACA telomerase RNP complex / protein localization to Cajal body / snoRNA guided rRNA pseudouridine synthesis / enzyme-directed rRNA pseudouridine synthesis / rRNA pseudouridine synthesis / box H/ACA snoRNP complex / box H/ACA sno(s)RNA 3'-end processing / telomerase RNA stabilization ...telomere formation via telomerase / box H/ACA scaRNP complex / box H/ACA telomerase RNP complex / protein localization to Cajal body / snoRNA guided rRNA pseudouridine synthesis / enzyme-directed rRNA pseudouridine synthesis / rRNA pseudouridine synthesis / box H/ACA snoRNP complex / box H/ACA sno(s)RNA 3'-end processing / telomerase RNA stabilization / pseudouridine synthesis / Isomerases; Intramolecular transferases; Transferring other groups / Cajal body organization / snRNA pseudouridine synthesis / box H/ACA snoRNA binding / regulation of telomerase RNA localization to Cajal body / mRNA pseudouridine synthesis / RNA folding chaperone / pseudouridine synthase activity / telomerase RNA localization to Cajal body / protein carrier chaperone / positive regulation of establishment of protein localization to telomere / scaRNA localization to Cajal body / positive regulation of telomerase RNA localization to Cajal body / sno(s)RNA-containing ribonucleoprotein complex / telomerase RNA binding / telomerase holoenzyme complex / U3 snoRNA binding / rRNA modification in the nucleus and cytosol / positive regulation of double-strand break repair / positive regulation of double-strand break repair via nonhomologous end joining / telomerase holoenzyme complex assembly / Association of TriC/CCT with target proteins during biosynthesis / Telomere Extension By Telomerase / RNA folding / telomere maintenance via telomerase / positive regulation of double-strand break repair via homologous recombination / RNA processing / Cajal body / positive regulation of telomere maintenance via telomerase / positive regulation of DNA repair / mRNA 3'-UTR binding / telomerase activity / fibrillar center / rRNA processing / protein-folding chaperone binding / site of double-strand break / histone binding / chromosome, telomeric region / nuclear body / DNA repair / ubiquitin protein ligase binding / protein-containing complex binding / nucleolus / RNA binding / nucleoplasm / identical protein binding / nucleus / cytosol / cytoplasm Similarity search - Function | ||||||||||||||||||||||||||||||
Biological species | ![]() | ||||||||||||||||||||||||||||||
Method | single particle reconstruction / cryo EM / Resolution: 3.9 Å | ||||||||||||||||||||||||||||||
![]() | Balch S / Sekne Z / Franco-Echevarria E / Ludzia P / Kretsch RC / Sun W / Yu H / Ghanim GE / Sigurdur TR / Ding Y ...Balch S / Sekne Z / Franco-Echevarria E / Ludzia P / Kretsch RC / Sun W / Yu H / Ghanim GE / Sigurdur TR / Ding Y / Das R / Nguyen THD | ||||||||||||||||||||||||||||||
Funding support | ![]() ![]() ![]()
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![]() | ![]() Title: CryoEM structure of human telomerase dimer reveals H/ACA RNP-mediated dimerization Authors: Balch S / Sekne Z / Franco-Echevarria E / Ludzia P / Kretsch RC / Sun W / Yu H / Ghanim GE / Sigurdur TR / Ding Y / Das R / Nguyen THD | ||||||||||||||||||||||||||||||
History |
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Structure visualization
Supplemental images |
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Downloads & links
-EMDB archive
Map data | ![]() | 75.1 MB | ![]() | |
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Header (meta data) | ![]() ![]() | 27.9 KB 27.9 KB | Display Display | ![]() |
FSC (resolution estimation) | ![]() | 10 KB | Display | ![]() |
Images | ![]() | 43.5 KB | ||
Masks | ![]() | 83.7 MB | ![]() | |
Filedesc metadata | ![]() | 8.5 KB | ||
Others | ![]() ![]() | 64.5 MB 64.5 MB | ||
Archive directory | ![]() ![]() | HTTPS FTP |
-Validation report
Summary document | ![]() | 982.6 KB | Display | ![]() |
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Full document | ![]() | 982.2 KB | Display | |
Data in XML | ![]() | 16.8 KB | Display | |
Data in CIF | ![]() | 22.4 KB | Display | |
Arichive directory | ![]() ![]() | HTTPS FTP |
-Related structure data
Related structure data | ![]() 9qb3MC ![]() 9qaxC ![]() 9qayC ![]() 9qazC ![]() 9qb2C 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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Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
Voxel size | X=Y=Z: 1.059 Å | ||||||||||||||||||||||||||||||||||||
Density |
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Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
Details | EMDB XML:
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-Supplemental data
-Mask #1
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Density Histograms |
-Half map: #2
File | emd_52984_half_map_1.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
-Half map: #1
File | emd_52984_half_map_2.map | ||||||||||||
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Projections & Slices |
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Density Histograms |
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Sample components
-Entire : Dimer structure of human telomerase H/ACA RNA lobe
Entire | Name: Dimer structure of human telomerase H/ACA RNA lobe |
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Components |
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-Supramolecule #1: Dimer structure of human telomerase H/ACA RNA lobe
Supramolecule | Name: Dimer structure of human telomerase H/ACA RNA lobe / type: complex / ID: 1 / Parent: 0 / Macromolecule list: all |
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Source (natural) | Organism: ![]() |
-Macromolecule #1: H/ACA ribonucleoprotein complex subunit DKC1
Macromolecule | Name: H/ACA ribonucleoprotein complex subunit DKC1 / type: protein_or_peptide / ID: 1 / Number of copies: 4 / Enantiomer: LEVO EC number: Isomerases; Intramolecular transferases; Transferring other groups |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 57.779211 KDa |
Sequence | String: MADAEVIILP KKHKKKKERK SLPEEDVAEI QHAEEFLIKP ESKVAKLDTS QWPLLLKNFD KLNVRTTHYT PLACGSNPLK REIGDYIRT GFINLDKPSN PSSHEVVAWI RRILRVEKTG HSGTLDPKVT GCLIVCIERA TRLVKSQQSA GKEYVGIVRL H NAIEGGTQ ...String: MADAEVIILP KKHKKKKERK SLPEEDVAEI QHAEEFLIKP ESKVAKLDTS QWPLLLKNFD KLNVRTTHYT PLACGSNPLK REIGDYIRT GFINLDKPSN PSSHEVVAWI RRILRVEKTG HSGTLDPKVT GCLIVCIERA TRLVKSQQSA GKEYVGIVRL H NAIEGGTQ LSRALETLTG ALFQRPPLIA AVKRQLRVRT IYESKMIEYD PERRLGIFWV SCEAGTYIRT LCVHLGLLLG VG GQMQELR RVRSGVMSEK DHMVTMHDVL DAQWLYDNHK DESYLRRVVY PLEKLLTSHK RLVMKDSAVN AICYGAKIML PGV LRYEDG IEVNQEIVVI TTKGEAICMA IALMTTAVIS TCDHGIVAKI KRVIMERDTY PRKWGLGPKA SQKKLMIKQG LLDK HGKPT DSTPATWKQE YVDYSESAKK EVVAEVVKAP QVVAEAAKTA KRKRESESES DETPPAAPQL IKKEKKKSKK DKKAK AGLE SGAEPGDGDS DTTKKKKKKK KAKEVELVSE UniProtKB: H/ACA ribonucleoprotein complex subunit DKC1 |
-Macromolecule #2: H/ACA ribonucleoprotein complex subunit 1
Macromolecule | Name: H/ACA ribonucleoprotein complex subunit 1 / type: protein_or_peptide / ID: 2 / Number of copies: 4 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 22.387963 KDa |
Sequence | String: MSFRGGGRGG FNRGGGGGGF NRGGSSNHFR GGGGGGGGGN FRGGGRGGFG RGGGRGGFNK GQDQGPPERV VLLGEFLHPC EDDIVCKCT TDENKVPYFN APVYLENKEQ IGKVDEIFGQ LRDFYFSVKL SENMKASSFK KLQKFYIDPY KLLPLQRFLP R PPGEKGPP ...String: MSFRGGGRGG FNRGGGGGGF NRGGSSNHFR GGGGGGGGGN FRGGGRGGFG RGGGRGGFNK GQDQGPPERV VLLGEFLHPC EDDIVCKCT TDENKVPYFN APVYLENKEQ IGKVDEIFGQ LRDFYFSVKL SENMKASSFK KLQKFYIDPY KLLPLQRFLP R PPGEKGPP RGGGRGGRGG GRGGGGRGGG RGGGFRGGRG GGGGGFRGGR GGGFRGRGH UniProtKB: H/ACA ribonucleoprotein complex subunit 1 |
-Macromolecule #3: H/ACA ribonucleoprotein complex subunit 2
Macromolecule | Name: H/ACA ribonucleoprotein complex subunit 2 / type: protein_or_peptide / ID: 3 / Number of copies: 4 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 17.22607 KDa |
Sequence | String: MTKIKADPDG PEAQAEACSG ERTYQELLVN QNPIAQPLAS RRLTRKLYKC IKKAVKQKQI RRGVKEVQKF VNKGEKGIMV LAGDTLPIE VYCHLPVMCE DRNLPYVYIP SKTDLGAAAG SKRPTCVIMV KPHEEYQEAY DECLEEVQSL PLPL UniProtKB: H/ACA ribonucleoprotein complex subunit 2 |
-Macromolecule #4: H/ACA ribonucleoprotein complex subunit 3
Macromolecule | Name: H/ACA ribonucleoprotein complex subunit 3 / type: protein_or_peptide / ID: 4 / Number of copies: 4 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 7.719989 KDa |
Sequence | String: MFLQYYLNEQ GDRVYTLKKF DPMGQQTCSA HPARFSPDDK YSRHRITIKK RFKVLMTQQP RPVL UniProtKB: H/ACA ribonucleoprotein complex subunit 3 |
-Macromolecule #5: Telomerase Cajal body protein 1
Macromolecule | Name: Telomerase Cajal body protein 1 / type: protein_or_peptide / ID: 5 / Number of copies: 2 / Enantiomer: LEVO |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 59.35707 KDa |
Sequence | String: MKTLETQPLA PDCCPSDQDP APAHPSPHAS PMNKNADSEL MPPPPERGDP PRLSPDPVAG SAVSQELREG DPVSLSTPLE TEFGSPSEL SPRIEEQELS ENTSLPAEEA NGSLSEEEAN GPELGSGKAM EDTSGEPAAE DEGDTAWNYS FSQLPRFLSG S WSEFSTQP ...String: MKTLETQPLA PDCCPSDQDP APAHPSPHAS PMNKNADSEL MPPPPERGDP PRLSPDPVAG SAVSQELREG DPVSLSTPLE TEFGSPSEL SPRIEEQELS ENTSLPAEEA NGSLSEEEAN GPELGSGKAM EDTSGEPAAE DEGDTAWNYS FSQLPRFLSG S WSEFSTQP ENFLKGCKWA PDGSCILTNS ADNILRIYNL PPELYHEGEQ VEYAEMVPVL RMVEGDTIYD YCWYSLMSSA QP DTSYVAS SSRENPIHIW DAFTGELRAS FRAYNHLDEL TAAHSLCFSP DGSQLFCGFN RTVRVFSTAR PGRDCEVRAT FAK KQGQSG IISCIAFSPA QPLYACGSYG RSLGLYAWDD GSPLALLGGH QGGITHLCFH PDGNRFFSGA RKDAELLCWD LRQS GYPLW SLGREVTTNQ RIYFDLDPTG QFLVSGSTSG AVSVWDTDGP GNDGKPEPVL SFLPQKDCTN GVSLHPSLPL LATAS GQRV FPEPTESGDE GEELGLPLLS TRHVHLECRL QLWWCGGAPD SSIPDDHQGE KGQGGTEGGV GELI UniProtKB: Telomerase Cajal body protein 1 |
-Macromolecule #6: hTR, human telomerase RNA
Macromolecule | Name: hTR, human telomerase RNA / type: rna / ID: 6 / Number of copies: 2 |
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Source (natural) | Organism: ![]() |
Molecular weight | Theoretical: 145.477797 KDa |
Sequence | String: GGGUUGCGGA GGGUGGGCCU GGGAGGGGUG GUGGCCAUUU UUUGUCUAAC CCUAACUGAG AAGGGCGUAG GCGCCGUGCU UUUGCUCCC CGCGCGCUGU UUUUCUCGCU GACUUUCAGC GGGCGGAAAA GCCUCGGCCU GCCGCCUUCC ACCGUUCAUU C UAGAGCAA ...String: GGGUUGCGGA GGGUGGGCCU GGGAGGGGUG GUGGCCAUUU UUUGUCUAAC CCUAACUGAG AAGGGCGUAG GCGCCGUGCU UUUGCUCCC CGCGCGCUGU UUUUCUCGCU GACUUUCAGC GGGCGGAAAA GCCUCGGCCU GCCGCCUUCC ACCGUUCAUU C UAGAGCAA ACAAAAAAUG UCAGCUGCUG GCCCGUUCGC CCCUCCCGGG GACCUGCGGC GGGUCGCCUG CCCAGCCCCC GA ACCCCGC CUGGAGGCCG CGGUCGGCCC GGGGCUUCUC CGGAGGCACC CACUGCCACC GCGAAGAGUU GGGCUCUGUC AGC CGCGGG UCUCUCGGGG GCGAGGGCGA GGUUCAGGCC UUUCAGGCCG CAGGAAGAGG AACGGAGCGA GUCCCCGCGC GCGG CGCGA UUCCCUGAGC UGUGGGACGU GCACCCAGGA CUCGGCUCAC ACAUGC GENBANK: GENBANK: U85256.1 |
-Experimental details
-Structure determination
Method | cryo EM |
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![]() | single particle reconstruction |
Aggregation state | particle |
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Sample preparation
Buffer | pH: 8 Component:
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Grid | Model: C-flat / Material: COPPER / Mesh: 400 / Support film - Material: CARBON / Support film - topology: CONTINUOUS / Support film - Film thickness: 5 / Pretreatment - Type: GLOW DISCHARGE / Pretreatment - Time: 12 sec. / Pretreatment - Atmosphere: AIR | |||||||||||||||||||||
Vitrification | Cryogen name: ETHANE / Chamber humidity: 100 % / Chamber temperature: 277 K / Instrument: FEI VITROBOT MARK IV |
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Electron microscopy
Microscope | TFS KRIOS |
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Temperature | Min: 78.0 K |
Specialist optics | Energy filter - Name: GIF Quantum LS / Energy filter - Slit width: 20 eV |
Image recording | Film or detector model: GATAN K3 (6k x 4k) / Number grids imaged: 4 / Number real images: 66992 / Average exposure time: 2.5 sec. / Average electron dose: 48.0 e/Å2 |
Electron beam | Acceleration voltage: 300 kV / Electron source: ![]() |
Electron optics | C2 aperture diameter: 50.0 µm / Calibrated magnification: 45872 / Illumination mode: FLOOD BEAM / Imaging mode: BRIGHT FIELD / Cs: 2.7 mm / Nominal defocus max: 2.4 µm / Nominal defocus min: 1.0 µm / Nominal magnification: 81000 |
Sample stage | Specimen holder model: FEI TITAN KRIOS AUTOGRID HOLDER / Cooling holder cryogen: NITROGEN |
Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |