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Printable Handouts
Navigable Slide Index
- Introduction
- How are RNA machines assembled?
- Components of the 70S ribosome
- Prokaryotic RNA processing
- Co-transcriptional assembly and RNA processing
- Ribosome demand and bacterial growth
- RNA vs. protein folding
- RNA-protein complex formation
- RNA folding in vivo
- The assembly map
- The electron density map
- Domain structure of the 30S ribosome
- Tertiary binding proteins assemble decoding site
- A 30S assembly intermediate
- 30S proteins binding kinetics and binding order
- Understanding the mechanism of 30S assembly
- 30S assembly map
- A tale of two junctions
- The minimal S15 binding site
- A fluorescence assay for S15 binding
- Single molecule fluorescence
- Single molecule correlation spectroscopy
- Analysis of Aquifex aeolicus S15:S6:S18 complex
- Mg-independent RNA binding by Aquifex S15
- Isothermal titration calorimetry of S6:S18 complex
- Formation of S6:S18-S15-RNA complex
- Thermodynamics of the complex formation
- Binding of S6:S18 to RNA is dependent on S15
- Crystal structure of the T4 RNA-protein complex
- S15 contacts to helix 23a
- Insights from detailed studies of the cental domain
- Monitoring the 30S assembly reaction
- Isotope pulse-chase assay to monitor assembly
- High resolution MALDI-TOF analysis of TP-30
- Representative progress curves at 40C degrees
- Simultaneous monitoring of 30S protein binding
- Assembly proceeds from 5' to 3'
- Binding rates of 30S proteins
- The temperature dependence of binding kinetics
- 30S proteins binding kinetics: 15 vs. 40C degrees
- Binding kinetics of post RI to RI* transition proteins
- Arrhenius analysis of binding activation energy
- Rates and activation energies are poorly correlated
- The kinetic map and the 30S landscape
- Summary
- Acknowledgment
Topics Covered
- Bacterial ribosome biogenesis
- The Nomura assembly map
- RNA folding and protein binding
- Single molecule fluorescence
- The basis for cooperative assembly
- Isotope pulse chase experiments
- Protein binding kinetics
- The assembly landscape
Talk Citation
Williamson, J. (2008, May 15). Assembly of the 30S ribosomal subunit in vitro and in cells [Video file]. In The Biomedical & Life Sciences Collection, Henry Stewart Talks. Retrieved April 15, 2025, from https://doi.org/10.69645/NSPK4516.Export Citation (RIS)
Publication History
- Published on May 15, 2008
Financial Disclosures
- Prof. James Williamson has not informed HSTalks of any commercial/financial relationship that it is appropriate to disclose.