1ZZN | Structural Protein Rna | date | Jun 14, 2005 |
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title | Crystal Structure Of A Group I Introntwo Exon Complex That All Catalytic Metal Ion Ligands. | ||||||||||||||
authors | M.R.Stahley, S.A.Strobel | ||||||||||||||
compound | source | ||||||||||||||
Molecule: 197-Mer Chain: B Engineered: Yes Other_details: Group I Intron |
Synthetic: Yes Other_details: Rna Was Is Transcribed By T7 Rna Polymerase. From Azoarcus Group I Intron; | ||||||||||||||
Molecule: 5'-R(Apapgpcpcpapcpapcpapapapcpcpa Gpgpcpc)-3'; Chain: C Engineered: Yes Other_details: Group I Intron, 3'-Exon |
Synthetic: Yes Other_details: Solid Phase Sythesis. Sequence From Azoarcus And Exon Sequence.; | ||||||||||||||
Molecule: 5'-R(Cpap(5mu))-3' Chain: D Engineered: Yes Other_details: 5'-Exon, U-1deoxy5mu |
Synthetic: Yes Other_details: Solid Phase Synthesis. Sequence From Azoarcu Intron 5'-Exon Sequence.; | ||||||||||||||
Molecule: U1 Small Nuclear Ribonucleoprotein A Rna Binding Chain: A Fragment: Rrm 1 Synonym: U1 Snrnp Protein A, U1a Protein, U1-A Engineered: Yes Mutation: Yes |
Organism_scientific: Homo Sapiens Organism_common: Human Organism_taxid: 9606 Gene: Snrpa Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Pet11 | ||||||||||||||
symmetry | Space Group: P 41 2 2 |
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crystal cell |
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method | X-Ray Diffraction | resolution | 3.37 Å | ||||||||||||
ligand | 5MU, A23, GTP, K, MG | enzyme |
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Gene Ontology |
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Primary reference | Structural evidence for a two-metal-ion mechanism of group I intron splicing., Stahley MR, Strobel SA, Science 2005 Sep 2;309(5740):1587-90. PMID:16141079 |
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