1. Brazilian Biorenewables National Laboratory (LNBR) Brazilian Center for Research in Energy and Materials (CNPEM) Campinas Brazil
2. Institute of Biology State University of Campinas Campinas Brazil
3. Faculty of Food Engineering State University of Campinas Campinas Brazil
4. Institute of ChemistryState University of CampinasCampinasSão PauloBrazil
5. Dynamics of Macromolecular Assembly Section, Laboratory of Cellular Imaging and Macromolecular Biophysics National Institutes of Health Bethesda MD USA