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Open data
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Basic information
| Entry | ![]() | ||||||||||||||||||
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| Title | Human intron-lariat spliceosome-Aquarius (ILSaqr) | ||||||||||||||||||
Map data | Composite map | ||||||||||||||||||
Sample |
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Keywords | Spliceosome / complex / SPLICING | ||||||||||||||||||
| Function / homology | Function and homology informationRNA lariat debranching enzyme activator activity / post-spliceosomal complex / spliceosomal complex disassembly / U2-type post-mRNA release spliceosomal complex / negative regulation of double-strand break repair via nonhomologous end joining / biomineral tissue development / regulation of vitamin D receptor signaling pathway / protection from non-homologous end joining at telomere / oocyte development / regulation of retinoic acid receptor signaling pathway ...RNA lariat debranching enzyme activator activity / post-spliceosomal complex / spliceosomal complex disassembly / U2-type post-mRNA release spliceosomal complex / negative regulation of double-strand break repair via nonhomologous end joining / biomineral tissue development / regulation of vitamin D receptor signaling pathway / protection from non-homologous end joining at telomere / oocyte development / regulation of retinoic acid receptor signaling pathway / blastocyst development / post-mRNA release spliceosomal complex / U2 snRNP binding / U7 snRNA binding / histone pre-mRNA DCP binding / generation of catalytic spliceosome for first transesterification step / U7 snRNP / 3'-5' RNA helicase activity / cis assembly of pre-catalytic spliceosome / histone pre-mRNA 3'end processing complex / nuclear histone mRNA catabolic process / SLBP independent Processing of Histone Pre-mRNAs / SLBP Dependent Processing of Replication-Dependent Histone Pre-mRNAs / inner cell mass cell proliferation / alternative mRNA splicing, via spliceosome / poly(A) binding / 7-methylguanosine cap hypermethylation / U12-type spliceosomal complex / response to alkaloid / nuclear retinoic acid receptor binding / embryonic brain development / positive regulation of mRNA splicing, via spliceosome / U1 snRNP binding / pICln-Sm protein complex / U2-type catalytic step 1 spliceosome / methylosome / ATP-dependent activity, acting on RNA / RNA splicing, via transesterification reactions / mRNA 3'-end processing / sno(s)RNA-containing ribonucleoprotein complex / small nuclear ribonucleoprotein complex / SMN-Sm protein complex / protein methylation / spliceosomal tri-snRNP complex / positive regulation of vitamin D receptor signaling pathway / P granule / commitment complex / U4 snRNP / snRNP binding / host-mediated activation of viral transcription / U2-type precatalytic spliceosome / mRNA cis splicing, via spliceosome / Regulation of gene expression in late stage (branching morphogenesis) pancreatic bud precursor cells / RUNX3 regulates NOTCH signaling / Notch binding / U2-type prespliceosome assembly / U2-type catalytic step 2 spliceosome / U2-type spliceosomal complex / nuclear vitamin D receptor binding / Transport of Mature mRNA derived from an Intron-Containing Transcript / NOTCH4 Intracellular Domain Regulates Transcription / telomerase holoenzyme complex / telomerase RNA binding / pre-mRNA binding / positive regulation of neurogenesis / spliceosome conformational change to release U4 (or U4atac) and U1 (or U11) / U1 snRNP / U2 snRNP / RNA Polymerase II Transcription Termination / NOTCH3 Intracellular Domain Regulates Transcription / U2-type prespliceosome / K63-linked polyubiquitin modification-dependent protein binding / protein peptidyl-prolyl isomerization / nuclear androgen receptor binding / cyclosporin A binding / generation of catalytic spliceosome for second transesterification step / precatalytic spliceosome / ubiquitin-ubiquitin ligase activity / Notch-HLH transcription pathway / Formation of paraxial mesoderm / lipid biosynthetic process / WD40-repeat domain binding / positive regulation of transforming growth factor beta receptor signaling pathway / mRNA 3'-splice site recognition / SMAD binding / mRNA Splicing - Minor Pathway / spliceosomal complex assembly / intrinsic apoptotic signaling pathway in response to DNA damage by p53 class mediator / Prp19 complex / negative regulation of mRNA splicing, via spliceosome / spliceosomal tri-snRNP complex assembly / U5 snRNP / U5 snRNA binding / ovarian follicle development / pre-mRNA intronic binding / U2 snRNA binding / U6 snRNA binding / protein localization to nucleus / positive regulation of G1/S transition of mitotic cell cycle / Cajal body Similarity search - Function | ||||||||||||||||||
| Biological species | Homo sapiens (human) | ||||||||||||||||||
| Method | single particle reconstruction / cryo EM / Resolution: 2.4 Å | ||||||||||||||||||
Authors | Boreikaite V / Vorlaender MK / Plaschka C | ||||||||||||||||||
| Funding support | European Union, France, Austria, 5 items
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Citation | Journal: To Be PublishedTitle: Mechanisms of spliceosome termination Authors: Boreikaite V / Vorlaender MK / Phillips AW / Faraway R / Opitz L / Wanke M / Raffl G / Fin L / Ameres SL / Plaschka C | ||||||||||||||||||
| History |
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Structure visualization
| Supplemental images |
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Downloads & links
-EMDB archive
| Map data | emd_54493.map.gz | 12.1 MB | EMDB map data format | |
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| Header (meta data) | emd-54493-v30.xml emd-54493.xml | 69.1 KB 69.1 KB | Display Display | EMDB header |
| Images | emd_54493.png | 161.4 KB | ||
| Filedesc metadata | emd-54493.cif.gz | 20.4 KB | ||
| Archive directory | http://ftp.pdbj.org/pub/emdb/structures/EMD-54493 ftp://ftp.pdbj.org/pub/emdb/structures/EMD-54493 | HTTPS FTP |
-Related structure data
| Related structure data | ![]() 9s2eMC ![]() 9s2fC ![]() 9s2gC C: citing same article ( M: atomic model generated by this map |
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| Similar structure data | Similarity search - Function & homology F&H Search |
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Links
| EMDB pages | EMDB (EBI/PDBe) / EMDataResource |
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| Related items in Molecule of the Month |
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Map
| File | Download / File: emd_54493.map.gz / Format: CCP4 / Size: 343 MB / Type: IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) | ||||||||||||||||||||||||||||||||||||
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| Annotation | Composite map | ||||||||||||||||||||||||||||||||||||
| Projections & slices | Image control
Images are generated by Spider. | ||||||||||||||||||||||||||||||||||||
| Voxel size | X=Y=Z: 1.1463 Å | ||||||||||||||||||||||||||||||||||||
| Density |
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| Symmetry | Space group: 1 | ||||||||||||||||||||||||||||||||||||
| Details | EMDB XML:
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-Supplemental data
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Sample components
+Entire : Debranched intron spliceosome complex
+Supramolecule #1: Debranched intron spliceosome complex
+Macromolecule #1: U2 snRNA
+Macromolecule #3: U5 snRNA
+Macromolecule #4: U6 snRNA
+Macromolecule #13: Intron
+Macromolecule #2: Splicing factor ESS-2 homolog
+Macromolecule #5: Pre-mRNA-processing-splicing factor 8
+Macromolecule #6: U5 small nuclear ribonucleoprotein 200 kDa helicase
+Macromolecule #7: 116 kDa U5 small nuclear ribonucleoprotein component
+Macromolecule #8: Pre-mRNA-splicing factor ISY1 homolog
+Macromolecule #9: ATP-dependent RNA helicase DHX15
+Macromolecule #10: U5 small nuclear ribonucleoprotein 40 kDa protein
+Macromolecule #11: Intron Large complex component GCFC2
+Macromolecule #12: Pre-mRNA-splicing factor SYF1
+Macromolecule #14: Crooked neck-like protein 1
+Macromolecule #15: Pre-mRNA-splicing factor SPF27
+Macromolecule #16: Cell division cycle 5-like protein
+Macromolecule #17: CWF19-like protein 1
+Macromolecule #18: CWF19-like protein 2
+Macromolecule #19: Pre-mRNA-splicing factor SYF2
+Macromolecule #20: Protein BUD31 homolog
+Macromolecule #21: Pre-mRNA-splicing factor RBM22
+Macromolecule #22: Spliceosome-associated protein CWC15 homolog
+Macromolecule #23: Intron-binding protein aquarius
+Macromolecule #24: SNW domain-containing protein 1
+Macromolecule #25: Peptidyl-prolyl cis-trans isomerase-like 1
+Macromolecule #26: Pleiotropic regulator 1
+Macromolecule #27: Tuftelin-interacting protein 11
+Macromolecule #28: Pre-mRNA-processing factor 17
+Macromolecule #29: Probable splicing factor YJU2B
+Macromolecule #30: Coiled-coil domain-containing protein 12
+Macromolecule #31: Small nuclear ribonucleoprotein Sm D3
+Macromolecule #32: Small nuclear ribonucleoprotein-associated proteins B and B'
+Macromolecule #33: Small nuclear ribonucleoprotein Sm D1
+Macromolecule #34: Small nuclear ribonucleoprotein Sm D2
+Macromolecule #35: Small nuclear ribonucleoprotein E
+Macromolecule #36: Small nuclear ribonucleoprotein F
+Macromolecule #37: Small nuclear ribonucleoprotein G
+Macromolecule #38: Pre-mRNA-processing factor 19
+Macromolecule #39: Peptidyl-prolyl cis-trans isomerase E
+Macromolecule #40: MAGNESIUM ION
+Macromolecule #41: INOSITOL HEXAKISPHOSPHATE
+Macromolecule #42: GUANOSINE-5'-TRIPHOSPHATE
+Macromolecule #43: ZINC ION
-Experimental details
-Structure determination
| Method | cryo EM |
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Processing | single particle reconstruction |
| Aggregation state | particle |
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Sample preparation
| Buffer | pH: 7.9 |
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| Vitrification | Cryogen name: ETHANE |
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Electron microscopy
| Microscope | TFS KRIOS |
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| Image recording | Film or detector model: FEI FALCON IV (4k x 4k) / Average electron dose: 50.0 e/Å2 |
| Electron beam | Acceleration voltage: 300 kV / Electron source: FIELD EMISSION GUN |
| Electron optics | Illumination mode: SPOT SCAN / Imaging mode: BRIGHT FIELD / Nominal defocus max: 2.25 µm / Nominal defocus min: 1.25 µm |
| Experimental equipment | ![]() Model: Titan Krios / Image courtesy: FEI Company |
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About Yorodumi




Keywords
Homo sapiens (human)
Authors
France,
Austria, 5 items
Citation















































Z (Sec.)
Y (Row.)
X (Col.)






















Processing
FIELD EMISSION GUN
