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Nature, ISSN 0028-0836, 02/2017, Volume 542, Issue 7641, pp. 377 - 380
The spliceosome excises introns from pre-mRNAs in two sequential transesterifications-branching and exon ligation(1)-catalysed at a single catalytic metal site... 
2ND STEP | ANGSTROM RESOLUTION | ELECTRON CRYOMICROSCOPY | CRYSTAL-STRUCTURE | MULTIDISCIPLINARY SCIENCES | FUNCTIONAL INTERACTIONS | CATALYTIC CENTER | CRYO-EM STRUCTURE | SPLICING FACTOR | SITE CHOICE | PRE-MESSENGER-RNA | RNA Helicases - metabolism | Spliceosomes - chemistry | Saccharomyces cerevisiae - genetics | Cell Cycle Proteins - ultrastructure | Ribonucleoprotein, U5 Small Nuclear - metabolism | RNA Splicing Factors - chemistry | Saccharomyces cerevisiae - ultrastructure | Ribonucleoprotein, U4-U6 Small Nuclear - metabolism | Ribonucleoprotein, U4-U6 Small Nuclear - ultrastructure | RNA Helicases - ultrastructure | RNA Splicing Factors - metabolism | DNA-Binding Proteins - metabolism | Saccharomyces cerevisiae - metabolism | Spliceosomes - metabolism | RNA Splicing | Ribonucleoproteins, Small Nuclear - ultrastructure | RNA, Small Nuclear - genetics | Protein Domains | Ribonucleoprotein, U5 Small Nuclear - ultrastructure | Adenosine Triphosphatases - ultrastructure | DEAD-box RNA Helicases - metabolism | DEAD-box RNA Helicases - chemistry | Saccharomyces cerevisiae Proteins - ultrastructure | Catalytic Domain | Biocatalysis | RNA Splice Sites - genetics | Cell Cycle Proteins - metabolism | Adenosine Triphosphatases - metabolism | Exons - genetics | Spliceosomes - ultrastructure | Saccharomyces cerevisiae - chemistry | Cryoelectron Microscopy | DNA-Binding Proteins - ultrastructure | RNA-Binding Proteins - ultrastructure | RNA Splicing Factors - ultrastructure | Ribonuclease H - chemistry | Saccharomyces cerevisiae Proteins - metabolism | Adenosine - metabolism | Protein Binding | DEAD-box RNA Helicases - ultrastructure | RNA-Binding Proteins - metabolism | Ribonucleoproteins, Small Nuclear - metabolism | Saccharomyces cerevisiae Proteins - chemistry | RNA sequencing | Methods | Mutation | Catalysis | Ribonucleic acid--RNA | Binding sites | Crystal structure
Journal Article
Science, ISSN 0036-8075, 01/2017, Volume 355, Issue 6321, pp. 149 - 155
Journal Article
Nature Structural & Molecular Biology, ISSN 1545-9993, 11/2008, Volume 15, Issue 11, pp. 1206 - 1212
The U4/U6-U5 tri-small nuclear ribonucleoprotein (snRNP) is a major, evolutionarily highly conserved spliceosome subunit. Unwinding of its U4/U6 snRNA duplex... 
SPLICEOSOME ACTIVATION | RIBOSOMAL TRANSLOCASE | IN-VITRO | BIOPHYSICS | RNA | PARTICLE | BIOCHEMISTRY & MOLECULAR BIOLOGY | BOX SPLICING FACTOR | FLUORESCENT PROTEIN | SACCHAROMYCES-CEREVISIAE | U6 SNRNA | CELL BIOLOGY | Saccharomyces cerevisiae Proteins - ultrastructure | RNA Helicases - metabolism | Spliceosomes - genetics | Saccharomyces cerevisiae - genetics | Ribonucleoprotein, U5 Small Nuclear - metabolism | Ribonucleoproteins, Small Nuclear - genetics | Saccharomyces cerevisiae Proteins - genetics | Microscopy, Electron | Ribonucleoprotein, U4-U6 Small Nuclear - metabolism | Ribonucleoprotein, U4-U6 Small Nuclear - ultrastructure | RNA Helicases - ultrastructure | Ribonucleoprotein, U5 Small Nuclear - genetics | Saccharomyces cerevisiae - metabolism | Spliceosomes - metabolism | Macromolecular Substances - chemistry | Ribonucleoproteins, Small Nuclear - ultrastructure | Ribonucleoprotein, U4-U6 Small Nuclear - genetics | Saccharomyces cerevisiae Proteins - metabolism | Ribonucleoprotein, U5 Small Nuclear - ultrastructure | Protein Conformation | RNA Helicases - genetics | Enzyme Activation | Nucleic Acid Conformation | Ribonucleoproteins, Small Nuclear - metabolism | Physiological aspects | Research | Properties | Structure | Nucleoproteins | RNA splicing | Proteins | Electron microscopes | Molecular structure | Molecular biology | Ribonucleic acid--RNA
Journal Article
Journal Article
Nature, ISSN 0028-0836, 02/2016, Volume 530, Issue 7590, pp. 298 - 302
Journal Article
Nature, ISSN 0028-0836, 06/2017, Volume 546, Issue 7660, pp. 617 - 621
Intron removal requires assembly of the spliceosome on precursor mRNA (pre-mRNA) and extensive remodelling to form the spliceosome's catalytic centre. Here we... 
U4/U6.U5 TRI-SNRNP | COMPLEX | PROTEIN | MESSENGER-RNA | MULTIDISCIPLINARY SCIENCES | MOLECULAR ARCHITECTURE | U2 SNRNP | CRYO-EM STRUCTURE | REQUIRES ATP | RNA Helicases - metabolism | Ribonucleoprotein, U2 Small Nuclear - chemistry | Spliceosomes - chemistry | Saccharomyces cerevisiae - genetics | Ribonucleoprotein, U5 Small Nuclear - metabolism | RNA Splicing Factors - chemistry | RNA Helicases - chemistry | Ribonucleoprotein, U4-U6 Small Nuclear - metabolism | RNA Helicases - ultrastructure | RNA Splicing Factors - metabolism | Spliceosomes - metabolism | RNA Splicing | Ribonucleoprotein, U2 Small Nuclear - metabolism | Base Sequence | Protein Domains | RNA Precursors - metabolism | Ribonucleoproteins, Small Nuclear - chemistry | Protein Stability | Ribonucleoprotein, U5 Small Nuclear - chemistry | Saccharomyces cerevisiae Proteins - ultrastructure | Catalytic Domain | Biocatalysis | Introns - genetics | RNA Splice Sites - genetics | Models, Molecular | Nuclear Proteins - metabolism | RNA Precursors - genetics | Spliceosomes - ultrastructure | Nuclear Proteins - chemistry | Saccharomyces cerevisiae - chemistry | Cryoelectron Microscopy | RNA Precursors - ultrastructure | Models, Biological | Saccharomyces cerevisiae Proteins - metabolism | Protein Binding | Ribonucleoprotein, U4-U6 Small Nuclear - chemistry | RNA, Small Nuclear - chemistry | RNA, Small Nuclear - metabolism | Ribonucleoproteins, Small Nuclear - metabolism | Saccharomyces cerevisiae Proteins - chemistry | Yeast | Ribonucleoproteins (small nuclear) | Molecular structure | mRNA | Saccharomyces | Ribonucleoproteins (U2 small nuclear) | Electron microscopy | Ribonucleic acid--RNA | snRNA | Proteins | DNA helicase | Transmission electron microscopy | Ribonucleic acids | Catalysis | Atomic structure | Saccharomyces cerevisiae
Journal Article
Nature, ISSN 0028-0836, 07/2016, Volume 537, Issue 7619, pp. 197 - 201
Precursor mRNA (pre-mRNA) splicing proceeds by two consecutive transesterification reactions via a lariat-intron intermediate. Here we present the 3.8 angstrom... 
U4/U6.U5 TRI-SNRNP | IN-VITRO | ELECTRON CRYOMICROSCOPY | ACTIVE-SITE | CRYSTAL-STRUCTURE | CONFORMATIONAL REARRANGEMENT | MULTIDISCIPLINARY SCIENCES | SACCHAROMYCES-CEREVISIAE | U6 SNRNA | PRE-MESSENGER-RNA | CATALYTIC ACTIVATION | RNA Precursors - chemistry | RNA Helicases - metabolism | Spliceosomes - chemistry | RNA, Fungal - ultrastructure | Saccharomyces cerevisiae - genetics | Ribonucleoprotein, U5 Small Nuclear - metabolism | Saccharomyces cerevisiae - ultrastructure | Ribonucleoprotein, U4-U6 Small Nuclear - metabolism | RNA Splicing Factors - metabolism | Spliceosomes - metabolism | RNA Splicing | RNA, Small Nuclear - genetics | Base Sequence | RNA Precursors - metabolism | RNA, Fungal - genetics | Ribonucleoprotein, U5 Small Nuclear - chemistry | Saccharomyces cerevisiae Proteins - ultrastructure | Catalytic Domain | Introns - genetics | RNA Splice Sites - genetics | RNA, Fungal - chemistry | Adenosine Triphosphatases - metabolism | Models, Molecular | Exons - genetics | Magnesium - metabolism | Nuclear Proteins - metabolism | Spliceosomes - ultrastructure | Esterification | Saccharomyces cerevisiae - chemistry | RNA, Fungal - metabolism | Cryoelectron Microscopy | RNA Precursors - ultrastructure | Base Pairing | Saccharomyces cerevisiae Proteins - metabolism | Adenosine - metabolism | Ribonucleoprotein, U4-U6 Small Nuclear - chemistry | RNA, Small Nuclear - chemistry | RNA, Small Nuclear - metabolism | Saccharomyces cerevisiae Proteins - chemistry | Genetic aspects | Spliceosomes | Structure | Brewer's yeast | Methods | RNA splicing | Proteins | Enzymes | Molecular structure | Microscopy | Catalysis | Ribonucleic acid--RNA | Binding sites
Journal Article
Science, ISSN 0036-8075, 09/2016, Volume 353, Issue 6306, pp. 1399 - 1405
Journal Article