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- Professor Perham
- Structural Biology of Helical Macromolecular Assemblages
- ILL Home Page
- ESRF - European Synchrotron Radiation Facility - An advanced synchrotron X-ray source
- MRC CPE Home Page
- MRC LMB Home Page
- David Neuhaus
- Duke Biochem : Webster
- AltaVista: Simple Query +TolA +protein* +nmr
- Colicin Research Group